gcc/ChangeLog

   1 2004-08-03  Dale Johannesen  <dalej@apple.com>
   2
   3         * config/rs6000/rs6000.c (machopic_output_stub):  Align Darwin stubs.
   4         * c-common.c: Include opts.h.
   5         (c_common_get_alias_set): Fix check for a single input file.
   6         * toplev.c: Remove current_file_decl.
   7         * tree.h: Ditto.
   8
   9 2004-08-03  Mark Mitchell  <mark@codesourcery.com>
  10
  11         * config.gcc (arm*-*-symbianelf*): New target.
  12         * config/arm/symbian.h: New file.
  13
  14         * gthr-gnat.c: Add visibility #pragmas.
  15         * gthr-gnat.h : Likewise.
  16         * gthr.h: Likewise.
  17         * libgcc2.c (__ffsSI2): Move prototype to libgcc2.h.
  18         (__ffsDI2): Likewise.
  19         (__clzSI2): Likewise.
  20         (__ctzSI2): Likewise.
  21         (__ctzDI2): Likewise.
  22         (__popcountSI2): Likewise.
  23         (__popcountDI2): Likewise.
  24         (__paritySI2): Likewise.
  25         (__parityDI2): Likewise.
  26         * libgcc2.h: Add visibility #pragmas.
  27         (__clzDI2): Add prototype.
  28         (__clzSI2): Likewise.
  29         (__ctzSI2): Likewise.
  30         (__ffsDI2): Likewise.
  31         (__ffsSI2): Likewise.
  32         (__ctzDI2): Likewise.
  33         (__popcountSI2): Likewise.
  34         (__popcountDI2): Likewise.
  35         (__paritySI2): Likewise.
  36         (__parityDI2): Likewise.
  37         * unwind-dw2-fde.h: Add visibility #pragmas.
  38         * unwind.h: Likewise.
  39
  40 2004-08-03  David Edelsohn  <edelsohn@gnu.org>
  41             Dale Johannesen  <dalej@apple.com>
  42             Roger Sayle  <roger@eyesopen.com>
  43
  44         * config/rs6000/rs6000.c (rs6000_rtx_costs): Calculate cost of
  45         constants more accurately.  Adjust costs for FMA instructions.
  46         Add cases for most logical and float operations.  Recurse into
  47         most operands.
  48
  49 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
  50
  51         * config.gcc (strongarm-*, xscale-*): Add t-arm to tmake_files.
  52
  53 2004-08-03  Pat Haugen  <pthaugen@us.ibm.com>
  54
  55         * ra-build.c (conflicts_between_webs): For webs that cross a call add
  56         conflicts to regs_invalidated_by_call.
  57
  58 2004-08-03  Paul Brook  <paul@codesourcery.com>
  59
  60         * config/arm/arm.c (emit_sfm): Only emit a single frame adjustment.
  61
  62 2004-08-03  Jan Hubicka  <jh@suse.cz>
  63
  64         * coverage.c (tree_coverage_counter_ref): Fix computation of the new
  65         ARRAY_REF argument.
  66
  67 2004-08-03  Richard Earnshaw  <rearnsha@arm.com>
  68
  69         * arm-cores.def: Sort by architecture.  Add arm946es, arm966es,
  70         arm968es, arm10e, arm1020e, arm1022e.
  71         * invoke.texi: Update list of ARM cores.
  72         * arm-tune.md: Regenerate.
  73
  74 2004-08-03  Richard Earnshaw <rearnsha@arm.com>
  75
  76         * arm/gentune.sh: New file.
  77         * arm/t-arm: New file.
  78         * arm/arm-tune.md: New file (autogenerated).
  79         * config.gcc (arm*-*-*): Add t-arm to tmake_file for all variants.
  80         * arm.md (attribute tune): Delete.  Include arm-tune.md.
  81
  82 2004-08-03  Paolo Bonzini <bonzini@gnu.org>
  83
  84         * gcc.c (add_prefix, add_sysrooted_prefix): Remove
  85         penultimate parameter.  All callers adjusted.
  86         (struct prefix_list): Remove used_flag_ptr.
  87         (find_a_file): Do not set *pl->used_flag_ptr.
  88         (warn_B, warn_std_ptr): Remove.
  89
  90 2004-08-03  Yossi Markovich <yossim@il.ibm.com>
  91             Mostafa Hagog <mustafa@il.ibm.com>
  92
  93         * config/rs6000/altivec.md (altivec_vnmsubfp): Fix wrong pattern.
  94
  95 2004-08-02  Geoffrey Keating  <geoffk@apple.com>
  96
  97         * dwarf2out.c (output_call_frame_info): Don't change data format
  98         due to TARGET_USES_WEAK_UNWIND_INFO.  Always refer to the local
  99         label.  Use 'true' not '1'.
 100         * doc/install.texi (powerpc-*-darwin*): Mention cctools version
 101         required.
 102
 103 2004-08-02  Gabriel Dos Reis  <gdr@cs.tamu.edu>
 104
 105         * gdbinit.in: Reflect previous changes to rtunion_def.
 106
 107 2004-08-02  Roger Sayle  <roger@eyesopen.com>
 108
 109         * fold-const.c (fold) <TRUNC_MOD_EXPR>: The transformation "X % -Y"
 110         -> "X % Y" is only valid for TRUNC_MOD_EXPR.
 111
 112 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 113
 114         * vec.h (DEF_VEC_P): Add proper cast to uses of vec_o_reserve and
 115         vec_p_reserve.
 116         * langhooks.h (lang_hooks::builtin_function): Rename parameter
 117         from "class" to "bt_class".
 118
 119 2004-08-02  Paul Brook  <paul@codesourcery.com>
 120
 121         PR rtl-optimization/15068
 122         * flow.c (init_propagate_block_info): Check condition is reversible.
 123
 124 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 125
 126         * gengtype.h (options::info): Change type to const char *.
 127         (enum gc_used_enum): Move out of struct type scope.
 128         * gengtype.c (create_option): Convert initializer for option::info to
 129         appropiate type.
 130         (adjust_field_type, walk_type, write_func_for_structure,
 131         write_root, write_roots): Remove pointless cast.
 132
 133 2004-08-02  J"orn Rennecke <joern.rennecke@superh.com>
 134
 135         * genopinit.c (gen_insn): Check for MODE_COMPLEX_FLOAT patterns for $F.
 136
 137 2004-08-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 138
 139         * rtl.h (union rtunion_def): Have all members  start with the
 140         prefix "rt_".
 141         (XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE, XBBDEF, XTMPL,
 142         X0INT, X0UINT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
 143         X0MEMATTR, X0BBDEF, X0REGATTR, XCINT, XCUINT, XCSTR, XCEXP,
 144         XCVEC, XCMODE, XCBITMAP, XCTREE, XCBBDEF, XC2EXP): Adjust members
 145         access.
 146         * gengtype.c (adjust_field_rtx_def): Likewise.
 147         * rtlanal.c (loc_mentioned_in_p): Likewise.
 148
 149 2004-08-02  Richard Sandiford  <rsandifo@redhat.com>
 150
 151         * config.gcc (mips*-*-elf*, mips*-*-rtems*): Add elfos.h to tm_file.
 152         Replace uses of mips/elf64.h with mips/elf.h
 153         * config/mips/elf.h (MAX_OFILE_ALIGNMENT, TARGET_ASM_NAMED_SECTION)
 154         (TYPE_OPERAND_FMT, TYPE_ASM_OP, SIZE_ASM_OP, BSS_SECTION_ASM_OP)
 155         (ASM_OUTPUT_ALIGNED_BSS, ASM_WEAKEN_LABEL, ASM_OUTPUT_WEAK_ALIAS)
 156         (MAKE_DECL_ONE_ONLY, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP)
 157         (HANDLE_SYSV_PRAGMA): Delete.
 158         (ASM_OUTPUT_DEF): Fix formatting.
 159         * config/mips/elf64.h: Delete.
 160
 161 2004-08-01  Zack Weinberg  <zack@codesourcery.com>
 162
 163         * config/ia64/ia64.c (got_symbolic_operand): Do require a
 164         symbol+offset operand to have its offset be zero mod 0x3fff
 165         when GOT entries are in use.  Clarify logic in SYMBOL_REF
 166         case.  Clarify comments.
 167         (ia64_expand_load_address): Split a symbol+offset load when
 168         the offset is nonzero mod 0x3fff, not 0x1fff.
 169
 170 2004-08-01  Geoffrey Keating  <geoffk@apple.com>
 171
 172         * config/rs6000/rs6000.c (rs6000_split_multireg_move): Just abort
 173         if trying to *store* to a non-offsettable address.
 174         * config/rs6000/rs6000.md (movtf_internal): Don't move GPRs to
 175         a nonoffsettable address.
 176         (movdi_internal32): Don't move GPRs to a nonoffsettable address.
 177         Clean up.
 178         (movti_string): Don't move GPRs to a nonoffsettable address.
 179         (movti_ppc64): Don't move GPRs to a nonoffsettable address.  Clean up.
 180
 181 2004-08-02  Ben Elliston  <bje@au.ibm.com>
 182
 183         PR target/16155
 184         * config/rs6000/altivec.h: Replace typeof with __typeof__.
 185
 186 2004-08-01  Richard Henderson  <rth@redhat.com>
 187
 188         * expr.c (expand_expr_real_1) <normal_inner_ref>: Fix crash with
 189         variable sized types.
 190
 191 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
 192
 193         * doc/invoke.texi: In the MIPS options section, remove the passage
 194         saying that -mexplicit-relocs is usually disabled for -mabicalls
 195         -fno-unit-at-a-time.
 196         * config/mips/mips.c (override_options): Remove the code that enforced
 197         this rule.
 198
 199 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
 200
 201         * config/mips/mips.md (cprestore): Provide two alternatives, one for
 202         an in-range offset and one for an out-of-range offset.  Wrap the latter
 203         in .set macro/.set nomacro if it's inside a .set nomacro block.
 204
 205 2004-08-01  Richard Sandiford  <rsandifo@redhat.com>
 206
 207         * config/mips/mips-protos.h (mips_gp_save_slot): Remove.
 208         (mips_restore_gp): Declare.
 209         * config/mips/mips.c (mips_add_offset): Add a scratch register
 210         argument.  Reimplement in rtl only, reusing MIPS16 logic from
 211         mips_output_mi_thunk.
 212         (mips_legitimize_address, mips_legitimize_const_move): Adjust calls
 213         to mips_add_offset.
 214         (mips_gp_save_slot): Delete.
 215         (mips_restore_gp): New function.
 216         (mips_set_return_address, mips_output_mi_thunk): Use mips_add_offset.
 217         * config/mips/mips.md (exception_receiver): Turn into a
 218         define_insn_and_split.  Use mips_restore_gp to do the split.
 219         (call_internal, call_value_internal, call_value_multiple_internal): Use
 220         mips_restore_gp to restore $gp.
 221
 222 2004-07-31  Andrew Pinski  <apinski@apple.com>
 223
 224         PR other/16842
 225         * mkheaders.in (libsubdir): s/gcc-lib/gcc/.
 226
 227 2004-07-31  Joseph S. Myers  <jsm@polyomino.org.uk>
 228
 229         * c-decl.c (diagnose_mismatched_decls): Give error for external
 230         redeclaration of identifier declared with no linkage, not just
 231         warning with -Wtraditional.  Do not check DECL_CONTEXT to give
 232         error for redeclaration with no linkage.
 233
 234 2004-07-30  Geoffrey Keating  <geoffk@apple.com>
 235             Fariborz Jahanian <fjahanian@apple.com>
 236
 237         * config/rs6000/rs6000.c (legitimate_lo_sum_address_p): Permit
 238         non-offsettable addresses even for DImode.
 239         (rs6000_split_multireg_move): Cope with non-offsettable addresses
 240         being moved into multiple GPRs.
 241
 242         * config/rs6000/rs6000.c (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Default
 243         to 64.
 244         (rs6000_override_options): Use RS6000_DEFAULT_LONG_DOUBLE_SIZE.
 245         * config/rs6000/darwin.h (RS6000_DEFAULT_LONG_DOUBLE_SIZE): Define
 246         to 128.
 247         * config/rs6000/darwin-ldouble.c (isless): New macro.
 248         (inf): New macro.
 249         (nonfinite): New macro.
 250         (FPKINF): Delete.
 251         (_xlqadd): Completely rewrite.
 252         (_xlqmul): Correct overflow handling.
 253         (_xlqdiv): Correct overflow handling.
 254         * config/rs6000/darwin-ldouble-format: New file.
 255
 256 2004-07-30  Roger Sayle  <roger@eyesopen.com>
 257             Richard Henderson  <rth@redhat.com>
 258
 259         * config/i386/i386.md: New peephole2's to convert imul by 3, 5 or
 260         9 into the equivalent lea instruction.
 261
 262 2004-07-30  Richard Henderson  <rth@redhat.com>
 263
 264         * gimplify.c (gimplify_expr) <case CONST_DECL>: Don't replace
 265         with DECL_INITIAL if fb_lvalue.
 266         * tree-gimple.c (is_gimple_id): Add CONST_DECL.
 267         * tree-pretty-print.c (dump_decl_name): Dump unnamed CONST_DECL
 268         with <Cxxx>.
 269         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Fold CONST_DECL.
 270
 271 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
 272
 273         * tree-ssa-alias.c (compute_points_to_and_addr_escape): If a
 274         pointer escapes through a function call, assume that the
 275         callee will dereference it.
 276         (add_pointed_to_var): Assume that VALUE is always an
 277         ADDR_EXPR.
 278         (collect_points_to_info_r): Only call add_pointed_to_var if
 279         the value is an ADDR_EXPR.
 280
 281 2004-07-30  Diego Novillo  <dnovillo@redhat.com>
 282
 283         * tree-ssa-alias.c (create_alias_map_for): Do not get the
 284         alias set of the inner type of ARRAY_TYPEs.
 285
 286 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
 287
 288         * tree-ssa-ccp.c (visit_assignment): Move code to prevent
 289         setting a non-register to UNDEFINED right before the call to
 290         set_lattice_value.
 291
 292 2004-07-29  Kaz Kojima  <kkojima@gcc.gnu.org>
 293
 294         * config/sh/lib1funcs.asm: Make aliases movstr* for movmem*.
 295
 296 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
 297
 298         * tree-ssa.c (verify_flow_sensitive_alias_info): When
 299         comparing points-to sets of different pointers, make sure the
 300         second pointer is actually referenced in the code.
 301
 302 2004-07-29  Zack Weinberg  <zack@codesourcery.com>
 303
 304         * config/ia64/ia64.c (setjmp_operand): Delete, unused.
 305         (got_symbolic_operand): Remove unreachable code.
 306         * config/ia64/ia64.h (PREDICATE_CODES): Remove entry for
 307         setjmp_operand; add entry for tls_symbolic_operand.
 308         * config/ia64/ia64-protos.h: Remove all prototypes of
 309         predicate functions.
 310
 311 2004-07-29  Mark Mitchell  <mark@codesourcery.com>
 312
 313         * c-common.h (lang_post_pch_load): New variable.
 314         * c-pch.c (lang_post_pch_load): Define it.
 315         (c_common_read_pch): Use it.
 316         * cgraphunit.c (record_call_1): Give the front end a chance to
 317         record additional needed entities when a variable is marked as
 318         needed.
 319         * tlink.c (recompile_files): Robustify.
 320         (scan_linker_output): If a symbol is assigned to a file,
 321         but after recompilation is not present there, issue an error
 322         message.
 323
 324 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 325
 326         * tree-ssa-loop-im.c (force_move_till_expr, force_move_till):
 327         Take orig_loop argument and pass it to set_level.
 328         (schedule_sm): Pass the correct orig_loop to force_move_till.
 329
 330 2004-07-29  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
 331
 332         * cfgloop.c (update_latch_info): Update dominator of the new block.
 333         (canonicalize_loop_headers, flow_loops_find): Do not free dominance
 334         info.
 335         * dominance.c (verify_dominators): Check that the dominance tree is
 336         connected.
 337         (recount_dominator): Ignore unreachable blocks.
 338         (iterate_fix_dominators): Cleanup old dominance information before
 339         recomputing it.
 340
 341 2004-07-29  Diego Novillo  <dnovillo@redhat.com>
 342
 343         * tree-ssa-operands.c (get_expr_operands): Revert changes
 344         to ADDR_EXPR processing introduced by:
 345             2004-06-21  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 346             * tree-ssa-operands.c (get_expr_operands): Minor rearrangements.
 347
 348 2004-07-29  Joseph S. Myers  <jsm@polyomino.org.uk>
 349
 350         * doc/implement-c.texi: Add C90 subclause references.  Point to
 351         preprocessor documentation instead of duplicating it.  Add points
 352         only present in C90.  Fill in documentation for all points.
 353
 354 2004-07-29  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 355
 356         * pa.c (output_movb): Correct typo.
 357
 358 2004-07-29  Pat Haugen  <pthaugen@us.ibm.com>
 359
 360         * ra.h (single_reg_in_regclass): Declare.
 361         * ra.c (single_reg_in_regclass): Define.
 362         (first_hard_reg): New.
 363         (init_ra): Initialize single_reg_in_regclass.
 364         * ra-colorize.c (ok_class): New.
 365         (coalesce, aggressive_coalesce, extended_coalesce_2): Use it.
 366
 367 2004-07-29  Nathan Sidwell  <nathan@codesourcery.com>
 368
 369         * gcov-io.h: Allow zero tag as EOF indicator.
 370         (gcov_is_eof): Remove.
 371         (gcov_truncate): Remove.
 372         * gcov-io.c (gcov_seek): Always SEEK_SET.
 373         * libgcov.c (gcov_exit): Don't use gcov_truncate.  Write explicit
 374         EOF tag.
 375         * coverage.c (read_counts_file): Don't use gcov_is_eof.
 376         * gcov-dump.c (dump_file): Likewise.
 377         * gcov.c (read_graph_file, read_count_file): Likewise.
 378
 379         * c-decl.c (complete_array_type): Don't gratuitously copy
 380         maxindex.  Check it always has a type.
 381
 382 2004-07-29  Steven Bosscher  <stevenb@suse.de>
 383
 384         * rtl.c (currently_expanding_to_rtl): New.
 385         * rtl.h (currently_expanding_to_rtl): Export it.
 386         * cfgexpand.c (tree_cfg_expand): Set/clear it at entry/exit.
 387
 388         * config/alpha/alpha.c (alpha_expand_mov): Remove old RTL
 389         inliner hack.
 390         * config/sh/sh.c: Replace rtx_equal_function_value_matters
 391         with currently_expanding_to_rtl.
 392         * config/sh/sh.md: Likewise.
 393         * config/ia64/ia64.c (got_symbolic_operand): Likewise.
 394
 395 2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
 396
 397         Introduce sh2a support.
 398         2004-07-29  Alexandre Oliva  <aoliva@redhat.com>
 399         * config.gcc: Build multilibs for sh2a and sh2a-single by
 400         default.
 401         * config/sh/sh.h (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Define by
 402         default.  Split their tests out of the corresponding SH4
 403         multilibs.
 404         * config/sh/t-sh (MULTILIB_MATCHES): Don't ever use SH4 or SH4a
 405         multilibs for SH2a.
 406         2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
 407         * config.gcc: Handle sh2a multilibs and cpu selection.
 408         * config/sh/sh.h: Likewise.  Handle sh2a command line flags.
 409         * config/sh/t-mlib-sh2a: New.
 410         * config/sh/t-mlib-sh2a-nofpu: New.
 411         * config/sh/t-mlib-sh2a-single: New.
 412         * config/sh/t-mlib-sh2a-single-only: New.
 413         2004-07-09  Nick Clifton  <nickc@redhat.com>
 414         Issue 43400
 415         * config/sh/sh.h (DRIVER_SELF_SPECS): Issue an error message if
 416         -ml and -m2a are used together.
 417         2004-03-23  DJ Delorie  <dj@redhat.com>
 418         * config/sh/sh.c (sh_builtin_saveregs): Use the double code only
 419         when we have a double-sized FPU.
 420         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
 421         * config/sh/lib1funcs.asm (set_fpscr): Don't build if __SH2A_NOFPU__
 422         is set.
 423         * config/sh/elf.h (SUBTARGET_ASM_ISA_SPEC): Add cases for -msh2a-nofpu,
 424         -msh2a-single and -msh2a-single-only
 425         2004-02-24  Corinna Vinschen <vinschen@redhat.com>
 426         * config/sh/crt1.asm: Don't generate FPU instructions if __SH2A_NOFPU__
 427         is set.
 428         2004-02-20  DJ Delorie  <dj@delorie.com>
 429         * config/sh/sh.md (movsf_i, movsf_ie, movsf, ble, bge): Disable for sh2a-nofpu.
 430         2004-02-20  Fred Fish <fnf@redhat.com>,
 431         Corinna Vinschen <vinschen@redhat.com>
 432         * config/sh/t-sh (MULTILIB_OPTIONS): Add 2a-nofpu.
 433         (MULTILIB_EXCEPTIONS): Don't build littel-endian on sh2a.
 434         2004-02-18  DJ Delorie  <dj@redhat.com>
 435         * config/sh/sh.c (broken_move): Add support for movi20.
 436         * config/sh/sh.h: Likewise.
 437         (SHIFT_COUNT_TRUNCATED): Set for sh2a.
 438         * config/sh/sh.md (udivsi3_sh2a): New.
 439         (udivsi3): Call it.
 440         (divsi3_sh2a): New.
 441         (divsi3): Call it.
 442         (mul_r): New.
 443         (ashlsi3_sh2a): New.
 444         (ashrsi3_sh2a): New.
 445         (lshrsi3_sh2a): New.
 446         (movsi_i): Disable for sh2a.
 447         (movsi_ie): Add movi20.
 448         (movsf_i, movsf_ie, movsf, ble, untyped_call): Explicitly enable
 449         sh2a, for -m2a-nofpu mode.
 450         2004-02-13  DJ Delorie  <dj@redhat.com>
 451         * config/sh/lib1funcs.asm: Handle double vs single better.
 452         * config/sh/sh.h: Likewise.
 453         2004-02-09  DJ Delorie  <dj@redhat.com>
 454         * config/sh/crt1.asm: Add support for sh2a.
 455         * config/sh/elf.h: Likewise.
 456         * config/sh/lib1funcs.asm: Likewise.
 457         * config/sh/sh.c: Likewise.
 458         * config/sh/sh.md: Likewise.
 459         * config/sh/sh.h: Likewise.
 460         * config/sh/t-sh: Likewise.
 461
 462 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
 463
 464         * config/frv/frv.md (movqi_internal, movhi_internal,
 465         movsi_internal): Add backup alternatives for memory inputs.
 466
 467 2004-07-28  Matt Austern  <austern@apple.com>
 468
 469         * config/darwin.c (darwin_one_byte_bool): New global variable.
 470         * config/darwin.h (darwin_one_byte_bool): Declare.
 471         (SUBTARGET_OPTIONS): Define macro.  (for -mone-byte-bool flag.)
 472         * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Conditionalize on
 473         value of darwin_one_byte_bool.
 474         * doc/invoke.texi: Document -mone-byte-bool flag.
 475
 476 2004-07-28  Eric Christopher  <echristo@redhat.com>
 477
 478         * c-common.c (c_common_unsafe_for_reeval): Delete.
 479         * c-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete use.
 480         * c-pretty-print.c (pp_c_expression): Delete UNSAVE_EXPR case.
 481         * calls.c (fix_unsafe_tree): Delete.
 482         (expand_call): Delete code which used above.
 483         * dojump.c (do_jump): Delete UNSAVE_EXPR case.
 484         * expr.c (expand_expr_real_1): Ditto.
 485         * fold-const.c (non_lvalue): Ditto.
 486         * langhooks-def.h (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
 487         (lhd_unsafe_for_reeval): Ditto.
 488         * langhooks.c (lhd_unsafe_for_reeval): Ditto.
 489         * langhooks.h (unsafe_for_reeval): Ditto.
 490         (unsave_expr_now): Adjust comment.
 491         * tree-inline.c (copy_body_r): Delete UNSAVE_EXPR bits.
 492         (estimate_num_insns_1): Ditto.
 493         * tree-pretty-print.c (dump_generic_node): Ditto.
 494         * tree.c (expr_align): Ditto.
 495         (unsave_expr): Delete.
 496         (unsafe_for_reeval): Ditto.
 497         * tree.h (unsafe_for_reeval, unsave_expr): Ditto.
 498         * tree.def (UNSAVE_EXPR): Delete.
 499         * objc/objc-lang.c (LANG_HOOKS_UNSAFE_FOR_REEVAL): Delete.
 500
 501 2004-07-28  Zack Weinberg  <zack@codesourcery.com>
 502
 503         * tree.h (enum tls_model): Move ...
 504         * coretypes.h: ... here.
 505
 506 2004-07-28  Richard Sandiford <rsandifo@redhat.com>
 507
 508         * config/frv/frv.h (EPILOGUE_USES): New.  Use LR.
 509
 510 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
 511
 512         * cse.c (validate_canon_reg): New function, split out from...
 513         (canon_reg): ...here.  Use validate_canon_reg for both 'e' and 'E'.
 514
 515 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
 516
 517         * tree-ssa-alias.c (maybe_create_global_var): Don't just
 518         return if .GLOBAL_VAR has been created.
 519
 520 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
 521
 522         * tree-ssa.c (verify_flow_insensitive_alias_info): Process
 523         every variable that may have aliases, not just tags.
 524
 525 2004-07-28  Aldy Hernandez  <aldyh@redhat.com>
 526
 527         * config/rs6000/rs6000.md ("move_from_CR_gt_bit"): Rename to
 528         move_from_CR_eq_bit.
 529         Rename UNSPEC_MV_CR_GT to UNSPEC_MV_CR_EQ.
 530
 531
 532         * config/rs6000/spe.md ("e500_flip_gt_bit"): Rename to
 533         e500_flip_eq_bit.
 534
 535         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_gt_bit to
 536         output_e500_flip_eq_bit.
 537
 538         * config/rs6000/rs6000.c (output_e500_flip_gt_bit): Rename to
 539         output_e500_flip_eq_bit.
 540         (rs6000_emit_sCOND): Rename call to output_e500_flip_gt_bit to
 541         output_e500_flip_eq_bit.
 542         Rename gen_move_from_CR_gt_bit to gen_move_from_CR_eq_bit.
 543         (print_operand): case D.  Get to EQ bit.
 544
 545 2004-07-28  Richard Sandiford  <rsandifo@redhat.com>
 546
 547         * gcov.c (function_summary): Add missing \n.
 548
 549 2004-07-28  Alexandre Oliva  <aoliva@redhat.com>
 550
 551         Introduce sh4a support.
 552         * config.gcc: Handle sh4a multilibs and cpu selection.
 553         * config/sh/sh.h: Likewise.  Handle sh4a command line flags.
 554         * config/sh/t-mlib-sh4a: New.
 555         * config/sh/t-mlib-sh4al: New.
 556         * config/sh/t-mlib-sh4a-nofpu: New.
 557         * config/sh/t-mlib-sh4a-single: New.
 558         * config/sh/t-mlib-sh4a-single-only: New.
 559         2004-02-20  DJ Delorie  <dj@redhat.com>
 560         * config/sh/sh.md ("movua"): Change constraint from "m" to "Sua".
 561         * config/sh/sh.h (EXTRA_CONSTRAINT_S): Add "Sua" support.
 562         2003-08-22  Eric Christopher  <echristo@redhat.com>
 563         * config/sh/sh4a.md: Update for chip errata.
 564         2003-08-07  Eric Christopher  <echristo@redhat.com>
 565         * config/sh/sh4a.md: New file. sh4a processor description.
 566         2003-07-08  Alexandre Oliva  <aoliva@redhat.com>
 567         * config/sh/sh.h (TARGET_SWITCHES): Added 4al.  Adjust description
 568         of -m4a-nofpu.
 569         (SH_ASM_SPEC): Pass -dsp for -m4al, not -m4a-nofpu.
 570         * config/sh/t-sh (MULTILIB_MATCHES): Map -m4al to -m4a-nofpu.
 571         * doc/invoke.texi (SH Options): Document -m4al.
 572         2003-07-03  Alexandre Oliva  <aoliva@redhat.com>
 573         * config/sh/sh.c (expand_block_move): Remove commented-out code
 574         checked in by mistake.
 575         (sh_cannot_change_mode_class): Enable SUBREGs to be used to select
 576         single elements from SFmode vectors.
 577         * config/sh/sh.md (fsca): Use VEC_CONCAT to initialize the output
 578         register.
 579         (sinsf2, cossf2, sindf2, cosdf2): Don't emit CLOBBER.
 580         2003-07-01  Alexandre Oliva  <aoliva@redhat.com>
 581         * config/sh/sh.h (sh_fsca_sf2int, sh_fsca_df2int,
 582         sh_fsca_int2sf): Remove variable declarations.
 583         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
 584         sh_fsca_int2sf): New functions.
 585         (sh_fsca_sf2int_rtx, sh_fsca_df2int_rtx,
 586         sh_fsca_int2sf_rtx): New static variables.
 587         * config/sh/sh-protos.h (sh_fsca_sf2int, sh_fsca_df2int,
 588         sh_fsca_int2sf): Declare.
 589         * config/sh/sh.md: Adjust.
 590         * doc/invoke.texi (SH Options): Document new options.
 591         * config/sh/lib1funcs.asm (ic_invalidate): Remove SH4a forward
 592         compatibility from SH4 code.
 593         2003-06-27  Alexandre Oliva  <aoliva@redhat.com>
 594         * config/sh/sh.c (expand_block_move): Don't emit POST_INC too
 595         early.
 596         (memory_movsrc_operand): Renamed to...
 597         (unaligned_load_operand): ... this.  Simplified.
 598         * config/sh/sh.h (PREDICATE_CODES): Adjust.
 599         * config/sh/sh.md (movua, extv, extzv): Likewise.  Change movua's
 600         input operand to SImode, and adjust the others.  Introduce
 601         post-increment by peephole.
 602         * config/sh/sh.c (expand_block_move): Give the target address the
 603         same mode as the temp reg.
 604         * config/sh/sh.c (expand_block_move): Use a temp reg for unaligned
 605         copying.
 606         2003-06-26  Alexandre Oliva  <aoliva@redhat.com>
 607         Introduce support for SH4a.
 608         * config/sh/lib1funcs.asm (ic_invalidate): Use icbi if
 609         __SH4A__.  Emit 4 4kb blocks and touch all of them otherwise.
 610         * config/sh/sh.c (sh_fsca_sf2int, sh_fsca_df2int,
 611         sh_fsca_int2sf): New.
 612         (sh_init_builtins): Initialize them.
 613         (print_operand): Support `d'.
 614         (expand_block_move): Use movua if src is misaligned.
 615         (memory_movsrc_operand): New.
 616         * config/sh/sh.h (TARGET_CPU_CPP_BUILTINS): Define __SH4A__
 617         and one of the SH4 macros.
 618         (SH4A_BIT, TARGET_SH4A_ARCH, TARGET_SH4A_FP,
 619         SELECT_SH4A_NOFPU, SELECT_SH4A_SINGLE_ONLY, SELECT_SH4A,
 620         SELECT_SH4A_SINGLE): New.
 621         (TARGET_NONE): Add SH4A_BIT.
 622         (TARGET_SWITCHES): Add 4a-single-only, 4a-single, 4a-nofpu and 4a.
 623         (SH_ASM_SPEC): Pass -dsp if -m4a-nofpu.
 624         (sh_fsca_sf2int, sh_fsca_df2int, sh_fsca_int2sf): Declare.
 625         (OVERRIDE_OPTIONS): Set cpu to CPU_SH4A when appropriate.
 626         (enum processor_type): Added PROCESSOR_SH4A.
 627         (PREDICATE_CODES): Add memory_movsrc_operand.
 628         * config/sh/sh.md: Removed unused variables.
 629         (attr cpu): Add sh4a.
 630         (attr type): Add movua, fsrra and fsca.
 631         (prefetch): New, for SH4.
 632         (ic_invalidate_line, ic_invalidate_line_sh4a): Use icbi.
 633         (toggle_sz): Set type to fp.
 634         (toggle_pr, rsqrtsf2, fsca, sinsf2, cossf2, sindf2, cosdf2): New.
 635         (movua, extv, extzv): New.
 636         * config/sh/t-sh: Add multilibs for 4a, 4a-nofpu, 4a-single
 637         and 4a-single-only.
 638
 639 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
 640
 641         * tree-optimize.c (init_tree_optimization_passes): Schedule
 642         pass_may_alias right after the program is renamed into SSA.
 643         * tree-pass.h (PROP_alias): Define.
 644         * tree-outof-ssa.c (pass_del_ssa): Require PROP_alias.
 645         * tree-sra.c (pass_sra): Likewise.
 646         * tree-ssa-ccp.c (pass_ccp): Likewise.
 647         * tree-ssa-copyrename.c (pass_rename_ssa_ccp): Likewise.
 648         * tree-ssa-dce.c (pass_dce): Likewise.
 649         * tree-ssa-dom.c (pass_dominator): Likewise.
 650         * tree-ssa-dse.c (pass_dse): Likewise.
 651         * tree-ssa-forwprop.c (pass_forwprop): Likewise.
 652         * tree-ssa-loop-ch.c (pass_ch): Likewise.
 653         * tree-ssa-phiopt.c (pass_phiopt): Likewise.
 654         * tree-ssa-pre.c (pass_pre): Likewise.
 655         * tree-tailcall.c (pass_tail_recursion): Likewise.
 656         * tree-ssa.c (pass_redundant_phi): Likewise.
 657         * tree-ssa-alias.c (aliases_computed_p): Remove.
 658         Update all users.
 659         (init_alias_info): Do not mark all type tags for renaming
 660         unconditionally.
 661         Clear may_aliases from every symbol.
 662         (setup_pointers_and_addressables): If a pointer has not been
 663         dereferenced and it had a type tag, clear it and mark the old
 664         tag for renaming.
 665
 666 2004-07-28  Diego Novillo  <dnovillo@redhat.com>
 667
 668         PR tree-optimization/16705
 669         * tree-ssa-alias.c (create_global_var): Set DECL_EXTERNAL on
 670         .GLOBAL_VAR.
 671
 672 2004-07-27  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 673
 674         * expr.c (expand_expr_real_1, case PARM_DECL): Remove obsolete error
 675         check.
 676
 677         * gimplify.c (maybe_with_size_expr): If already have WITH_SIZE_EXPR,
 678         don't make another one.
 679
 680         PR optimization/15077
 681         * function.h (struct function): Add field saved_static_chain_decl.
 682         Fix comment for static_chain_decl.
 683         * tree-inline.c (save_body): Add new arg and handle static_chain_decl.
 684         * tree-inline.h (save_body): Add new arg.
 685         * tree-optimize.c (tree_rest_of_compilation): Handle saving
 686         static_chain_decl.
 687
 688 2004-07-27  Richard Henderson  <rth@redhat.com>
 689
 690         * gimplify.c (is_gimple_addr_expr_arg_or_indirect): Remove.
 691         (gimplify_modify_expr, gimplify_addr_expr, gimplify_expr): Use
 692         is_gimple_addressable.
 693         * tree-gimple.c (is_gimple_addressable): Rename from
 694         is_gimple_addr_expr_arg; accept INDIRECT_REF.
 695         (is_gimple_lvalue): Don't test INDIRECT_REF directly.
 696         * tree-gimple.h, tree-sra.c, tree-ssa-loop-im.c: Update for
 697         rename to is_gimple_addressable.
 698
 699 2004-07-28  Alan Modra  <amodra@bigpond.net.au>
 700
 701         * config/rs6000/rs6000.c (function_arg_padding): Pad SFmode upwards.
 702
 703 2004-07-27  Richard Henderson  <rth@redhat.com>
 704
 705         * function.c (assign_stack_local_1): Widen alignment to HOST_WIDE_INT
 706         before rounding.
 707
 708 2004-07-27  Zack Weinberg  <zack@codesourcery.com>
 709
 710         * libgcc2.c: Change all conditionals testing
 711         LIBGCC2_LONG_DOUBLE_TYPE_SIZE == 96 to == 80.
 712         * libgcc2.h: Likewise.
 713         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Set
 714         TYPE_PRECISION of float80_type to 80.
 715         * config/ia64/ia64.c (ia64_init_builtins): Set TYPE_PRECISION
 716         of fpreg_type and float80_type to 80.
 717         * config/i386/i386.h, config/ia64/ia64.h, config/m68k/m68k.h
 718         * config/m68k/netbsd-elf.h:
 719         Change LONG_DOUBLE_TYPE_SIZE and possibly LIBGCC2_LONG_DOUBLE_TYPE_SIZE
 720         to evaluate to 80 whenever they would formerly have evaluated to 96.
 721         * config/i386/sco5.h: Remove unnecessary redefinition of
 722         LONG_DOUBLE_TYPE_SIZE.
 723         * doc/rtl.texi: Clarify uses of XFmode and TFmode.
 724         * config/i386/i386-modes.def: Use FRACTIONAL_FLOAT_MODE for
 725         XFmode, with a bitsize of 80.  Update commentary.
 726         * config/ia64/ia64-modes.def: Likewise.
 727         * config/m68k/m68k-modes.def: Likewise.
 728
 729 2004-07-27  Steven Bosscher  <stevenb@suse.de>
 730
 731         * cfgexpand.c (tree_expand_cfg): Fix comment.
 732
 733         * calls.c (expand_call): Ignore rtx_equal_function_value_matters.
 734         * function.c (purge_single_hard_subreg_set, purge_hard_subreg_sets):
 735         Remove.
 736         (prepare_function_start): Don't set rtx_equal_function_value_matters.
 737         * integrate.c (copy_rtx_and_substitute): Don't test for it.
 738         * passes.c (rest_of_compilation): Don't call purge_hard_subreg_sets.
 739         Don't set rtx_equal_function_value_matters.  Don't register RTL hooks
 740         here again.  Update leading comment.
 741         * rtl.c (rtx_equal_function_value_matters): Remove.
 742         (rtx_equal_p): Don't test for it.
 743         * simplify-rtx.c (simplify_binary_operation, simplify_subreg):
 744         Likewise.
 745
 746         * rtl.h (enum insn_note): Remove NOTE_INSN_LOOP_END_TOP_COND.
 747         * rtl.c (note_insn_name): Likewise.
 748         * emit-rtl.c (remove_unnecessary_notes): Don't handle it.
 749         * final.c (final_scan_insn): Likewise.
 750
 751         * except.c (finish_eh_generation): Don't call cfg_cleanup from here.
 752         * passes.c (rest_of_handle_eh): Do it here.
 753
 754         * stmt.c (struct nesting): Remove struct nesting block member.
 755         (struct stmt_status): Remove x_block_start_count field.
 756         (current_block_start_count): Remove.
 757
 758 2004-07-27  Brian Booth  <bbooth@redhat.com>
 759
 760         * tree-optimize.c (register_one_dump_file): Update condition that uses
 761         static_pass_number.
 762         (dup_pass_1): Replace with...
 763         (next_pass_1): This.
 764         (NEXT_PASS): Call next_pass_1.
 765         (DUP_PASS): Remove.
 766         (init_tree_optimization_passes): Remove uses of DUP_PASS.
 767         (execute_one_pass): Update condition that uses
 768         static_pass_number.
 769         * tree-pass.h (tree_opt_pass): Declare static_pass_number as a signed
 770         integer.
 771
 772 2004-07-27  Nick Clifton  <nickc@redhat.com>
 773
 774         * config/m32r/m32r.c: Include integrate.h in order to get the
 775         prototype for get_hard_reg_initial_val().
 776
 777         * config/m32r/m32r.md (m32rpipeline): Remove unused value "m32r"
 778         and tidy up indentation.
 779         (final_presence_set): Use absence_set instead, so that if there is
 780         nothing in the "o" pipe the "s" pipe can be scheduled.
 781
 782 2004-07-27  Diego Novillo  <dnovillo@redhat.com>
 783
 784         * tree-ssa-alias.c (create_name_tags): Ignore pointers that
 785         don't have PT_VARS nor PT_MALLOC set.
 786         Clear name tag from pointers that have not been dereferenced.
 787         (set_pt_anything, set_pt_malloc): Forward declare.
 788         * tree-ssa-copy.c (may_propagate_copy): Compare alias sets,
 789         not type compatibility when determining if a pointer can be
 790         copy propagated.
 791
 792 2004-07-27  Richard Sandiford  <rsandifo@redhat.com>
 793
 794         * expr.h (canonicalize_condition, get_condition): Add an int argument.
 795         * gcse.c (fis_get_condition): Reimplement using get_condition, leaving
 796         it to check whether the condition is still valid at the jump insn.
 797         * ifcvt.c (noce_get_condition): Likewise.
 798         (noce_get_alt_condition): Update call to canonicalize_condition.
 799         * loop-iv.c (simplify_using_initial_values): Update call to
 800         get_condition.  Remove FIXME.
 801         (check_simple_exit): Update call to get_condition.
 802         * loop-unswitch.c (may_unswitch_on): Likewise.
 803         * loop.c (check_dbra_loop): Likewise.
 804         (canonicalize_condition, get_condition): Add an argument to say whether
 805         the condition must still be valid at INSN.
 806         (get_condition_for_loop): Update call to get_condition.  Require that
 807         the condition be valid at INSN.
 808         * predict.c (estimate_probability): Update call to get_condition.
 809         Remove unused earliest parameter.
 810         (expected_value_to_br_prob): Update call to canonicalize_condition.
 811
 812 2004-07-26  Eric Christopher  <echristo@redhat.com>
 813
 814         * tree-dfa.c (add_referenced_var): Register initializers of global
 815         variables.
 816
 817 2004-07-26  Paolo Bonzini  <bonzini@gnu.org>
 818
 819         * config/i386/i386.c (function_arg): Always treat 8-
 820         and 16-byte wide vectors the same, even if MMX/SSE
 821         are disabled.
 822         (contains_128bit_aligned_vector_p): Add comment.
 823
 824 2004-07-26  J"orn Rennecke <joern.rennecke@superh.com>
 825
 826         * ra.h (enum node_type): Rename to:
 827         (enum ra_node_type).
 828         * ra-colorize.c: Likewise.
 829
 830 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
 831
 832         * cfgcleanup.c (try_simplify_condjump): Call update_forwarder_flag
 833         after simplifying the jump.
 834
 835 2004-06-26  Richard Henderson  <rth@redhat.com>
 836
 837         * calls.c (combine_pending_stack_adjustment_and_call): Make
 838         preferred_unit_stack_boundary argument unsigned.  Make
 839         unadjusted_alignment unsigned.
 840         (expand_call): Make preferred_stack_boundary and
 841         preferred_unit_stack_boundary variables unsigned.
 842         * function.c (assign_stack_local_1): Make alignment unsigned.
 843         * function.h (struct function): Make stack_alignment_needed,
 844         preferred_stack_boundary unsigned.
 845         * config/i386/i386.c (ix86_preferred_stack_boundary): Make unsigned.
 846         (ix86_compute_frame_layout): Make stack_alignment_needed,
 847         preferred_alignment variables unsigned.
 848         * config/i386/i386.h (ix86_preferred_stack_boundary): Make unsigned.
 849
 850 2004-07-26  Tom Tromey  <tromey@redhat.com>
 851
 852         * tree.h: Fix typo in comment.
 853
 854 2004-07-26  Daniel Jacobowitz  <dan@debian.org>
 855
 856         PR bootstrap/12804
 857         * ggc-zone.c (struct alloc_chunk): Remove attribute packed.
 858         (MAX_FREE_BIN_SIZE): Increase on 64-bit targets.
 859         (ggc_free): Remove incorrect freeing.
 860         (sweep_pages): Advance PP for large pages.  Fix indentation.
 861
 862 2004-07-26  Richard Sandiford  <rsandifo@redhat.com>
 863
 864         PR rtl-optimization/16643
 865         * cfglayout.h (cfg_layout_initialize): Add a flags parameter.
 866         * cfglayout.c (cfg_layout_initialize): Pass it to cleanup_cfg.
 867         * basic-block.h (reorder_basic_blocks): Add a flags parameter.
 868         * cfglayout.c (reorder_basic_blocks): Pass it to cfg_layout_initialize.
 869         (partition_hot_cold_basic_blocks): Pass 0 to cfg_layout_initialize.
 870         * function.c (thread_prologue_and_epilogue_insns): Likewise.
 871         * rtl.h (tracer): Add a flags parameter.
 872         * tracer.c (tracer): Pass it to cfg_layout_initialise.
 873         * passes.c (rest_of_handle_stack_regs): Pass 0 to reorder_basic_blocks.
 874         (rest_of_handle_reorder_blocks): Update calls to tracer and
 875         reorder_basic_blocks, passing CLEANUP_UPDATE_LIFE if appropriate.
 876         (rest_of_handle_tracer): Pass 0 to tracer.
 877         (rest_of_handle_loop2): Pass 0 to cfg_layout_initialize.
 878
 879 2004-07-25  David Edelsohn  <edelsohn@gnu.org>
 880
 881         PR target/16239
 882         * config/rs6000/rs6000.md (movdi_internal64): Further disparage
 883         f->f.
 884
 885 2004-07-24  Nathan Sidwell  <nathan@codesourcery.com>
 886
 887         * tree.h (BINFO_BASE_ACCESSES): Accesses are a VEC(tree).
 888         (BINFO_BASE_ACCESS): Adjust.
 889         (BINFO_BASE_ACCESS_APPEND): New.
 890         (struct tree_binfo): Make base_accesses a VEC(tree) pointer.
 891         * dbxout.c (dbxout_type): Adjust binfo access accessing.
 892         * dwarf2out.c (gen_member_die): Likewise.
 893         * tree-dump.c (deque_and_dump): Likewise.
 894
 895 2004-07-26  Falk Hueffner  <falk@debian.org>
 896
 897         * config/alpha/alpha.c (alpha_rtx_cost_data): Tweak int_div
 898         costs.
 899
 900 2004-07-25  Roger Sayle  <roger@eyesopen.com>
 901
 902         * config/i386/i386.c (output_fp_compare): Use ffreep to pop top
 903         value off of the stack if TARGET_USE_FFREEP.
 904
 905 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
 906
 907         * gengtype.c (oprintf): Replace xrealloc () with XRESIZEVEC ().
 908         * gengtype-yacc.y: Likewise.  Replace free() with XDELETE ().
 909         * c-typeck.c (PUSH_SPELLING): Remove redundant NULL-pointer
 910         check on invocation of XRESIZEVEC ().
 911
 912 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
 913
 914         * c-common.c (disable_builtin_function): Rename variable n to
 915         new_disabled_builtin.
 916         * c-decl.c (duplicate_decls): Rename parameter decl to new_decl.
 917         Rename local variable old to old_decl.
 918         * gensupport.c (shift_output_template): Rename parameter old to src.
 919         * simplify-rtx.c (simplify_replace_rtx): Rename parameter oldx to
 920         old_rtx and newx to new_rtx.
 921
 922 2004-07-26  Bernardo Innocenti  <bernie@develer.com>
 923
 924         * Makefile.in (C_PRAGMA_H): New variable to track dependencies
 925         of c-pragma.h.
 926         * c-pragma.h (c_lex, c_lex_with_flags): Change returntype to
 927         enum cpp_ttype.
 928         * c-lex.c: Likewise.
 929
 930 2004-07-25  Roger Sayle  <roger@eyesopen.com>
 931
 932         * fold-const.c (constant_boolean_node): Make extern.
 933         (make_range): Wrap long lines.
 934         (fold_cond_expr_with_comparison): Remove unnecessary call to
 935         pedantic_non_lvalue.  Add missing calls to fold_convert.
 936         (fold_truthop): Add missing calls to fold_convert.
 937         (fold): Likewise.
 938         * tree.h (constant_boolean_node): Add prototype here.
 939         * builtins.c (expand_builtin_strncmp): Add missing calls to
 940         fold_convert.
 941         * tree-ssa-dom.c (record_equivalences_from_incoming_edge):
 942         Call fold_convert and constant_boolean_node to correct types.
 943         * tree-ssa-forwprop.c (substitute_single_use_vars): Add
 944         missing call to fold_convert to correct types.
 945
 946 2004-07-26  Niall Douglas  <s_fsfeurope2@nedprod.com>
 947             Brian Ryner  <bryner@brianryner.com>
 948
 949         PR c++/9283
 950         PR c++/15000
 951         * c-common.c (c_common_attribute_table): Allow
 952         handle_visibility_attribute to be called for types.
 953         (handle_visibility_attribute) When given a type, set the visibility
 954         bits on the TYPE_NAME.  When given a decl, don't set no_add_attrs
 955         so that we can check later whether the attribute was present. Added
 956         warning if attribute applied to non class type.
 957         * c-decl.c (diagnose_mismatched_decls): Updated rules for merging
 958         decls and checking that they are consistent.
 959         * common.opt: Added -fvisibility.
 960         * c.opt, c-opts.c: Added -fvisibility-inlines-hidden.
 961         * c-pragma.h, c-pragma.c: Added handle_pragma_visibility().
 962         * flags.h, tree.h: Added assorted support defines for overall patch
 963         * opts.c: Added parsing support for -fvisibility.
 964         * tree.c (build_decl): Set visibility for all decls to be whatever
 965         is in force at that time.
 966         * varasm.c (default_binds_local_p_1): Reworked logic determining
 967         when to make a symbol locally bound.
 968         * doc/invoke.texi: Added documentation for -fvisibility and
 969         -fvisibility-inlines-hidden.
 970
 971 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
 972
 973         * basic-block.h (reorder_block_def): Rename to reorder_block_def_p.
 974         * c-common.c: Add missing casts from void * to other types.
 975         * c-decl.c: Likewise.
 976         * c-format.c: Likewise.
 977         * c-lex.c: Likewise.
 978         * c-pragma.c: Likewise.
 979         * c-typeck.c: Likewise.
 980         * defaults.h: Likewise.
 981         * genconstants.c: Likewise.
 982         * gengtype-lex.l: Likewise.
 983         * genmodes.c: Likewise.
 984         * read-rtl.c: Likewise.
 985         * rtl.c: Likewise.
 986
 987 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
 988
 989         * bitmap.c: Use type-safe memory allocation macros from libiberty.
 990         * c-common.c: Likewise.
 991         * c-decl.c: Likewise.
 992         * c-lang.c: Likewise.
 993         * c-lex.c: Likewise.
 994         * c-opts.c: Likewise.
 995         * c-parse.in: Likewise.
 996         * c-typeck.c: Likewise.
 997         * genconditions.c: Likewise.
 998         * gengtype-lex.l: Likewise.
 999         * gengtype-yacc.y: Likewise.
1000         * gengtype.c: Likewise.
1001         * genmodes.c: Likewise.
1002         * gensupport.c: Likewise.
1003         * read-rtl.c: Likewise.
1004         * read-rtl.c (read_constants): Use INSERT instead of TRUE in call to
1005         htab_find_slot().
1006
1007 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1008
1009         * c-decl.c (groktypename, groktypename_in_param_context): Rename
1010         variable typename to type_name.
1011         * c-lex.c (interpret_float): Likewise.
1012
1013 2004-07-25  Roger Sayle  <roger@eyesopen.com>
1014
1015         * convert.c (convert_to_real, convert_to_integer,
1016         convert_to_complex): Replace calls to build with calls to buildN.
1017         * coverage.c (tree_coverage_counter_ref): Likewise.
1018         * dojump.c (do_jump): Likewise.
1019         * dwarf2out.c (loc_descriptor_from_tree): Likewise.
1020         * emit-rtl.c (component_ref_for_mem_expr,
1021         set_mem_attributes_minus_bitpos): Likewise.
1022         * explow.c (update_nonlocal_goto_save_area): Likewise.
1023         * expmed.c (expand_shift, make_tree, const_mult_add_overflow_p,
1024         expand_mult_add): Likewise.
1025         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall,
1026         store_constructor, get_inner_reference, expand_expr_real_1,
1027         try_casesi, try_tablejump): Likewise.
1028         * function.c (expand_function_start): Likewise.
1029         * stmt.c (emit_case_bit_tests, expand_end_case_type,
1030         node_has_low_bound, node_has_high_bound, emit_case_nodes): Likewise.
1031         * stor-layout.c (place_union_field, layout_type): Likewise.
1032         * tree.c (substitute_in_expr, tree_fold_gcd): Likewise.
1033         * varasm.c (copy_constant): Likewise.
1034
1035 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1036
1037         * c-common.c: Rename all identifiers named `new'.
1038         * c-decl.c: Likewise.
1039         * gensupport.c: Likewise.
1040         * simplify-rtx.c: Likewise.
1041         * c-common.c (disable_builtin_function): Replace a call to xmalloc()
1042         with XNEW().
1043         * gensupport.c (alter_output_for_insn): Replace two calls to xmalloc()
1044         with XNEWVEC().
1045
1046 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
1047
1048         PR c/15360
1049         * c-decl.c (start_decl): Do not set DECL_EXTERNAL for initialized
1050         declarations until after calling pushdecl.
1051         (grokdeclarator): Set DECL_EXTERNAL for variables based on use of
1052         "extern" and not on whether the declaration is initialized.
1053
1054 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
1055
1056         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
1057         (sparc-*-solaris2*): Include sol2.o and sol2-protos.h.
1058         * config/sol2-c.c: Include "tm.h", "tm_p.h", "toplev.h",
1059         "cpplib.h", "c-pragma.h", "c-common.h".
1060         (solaris_pragma_align, solaris_pragma_init, solaris_pragma_fini)
1061         (solaris_register_pragmas): New functions.
1062         * config/sol2-protos.h: New file.
1063         * config/sol2.c: New file.
1064         * config/sol2.h (SOLARIS_ATTRIBUTE_TABLE, ASM_DECLARE_FUNCTION_SIZE)
1065         (REGISTER_TARGET_PRAGMAS): New macros.
1066         (solaris_pending_aligns, solaris_pending_inits)
1067         (solaris_pending_finis): New variables.
1068         * config/t-sol2 (sol2-c.o): Update dependencies.
1069         (sol2.o): New rule.
1070         * config/i386/i386.c (TARGET_INSERT_ATTRIBUTES): Define in terms of
1071         SUBTARGET_INSERT_ATTRIBUTES.
1072         (ix86_attribute_table): Include SUBTARGET_ATTRIBUTE_TABLE.
1073         * config/i386/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1074         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1075         * config/sparc/elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1076         * config/sparc/sp64-elf.h (ASM_DECLARE_FUNCTION_SIZE): Redefine.
1077         * config/sparc/sol2.h (SUBTARGET_INSERT_ATTRIBUTES)
1078         (SUBTARGET_ATTRIBUTE_TABLE, ASM_OUTPUT_CALL): Define.
1079         * config/sparc/sparc.c (sparc_attribute_table): New.
1080         (TARGET_INSERT_ATTRIBUTES): Define in terms of
1081         SUBTARGET_INSERT_ATTRIBUTES.
1082         (TARGET_ATTRIBUTE_TABLE): Define if SUBTARGET_ATTRIBUTE_TABLE
1083         is defined.
1084         * doc/extend.texi (Solaris Pragmas): New section.
1085
1086 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1087
1088         * c-common.c: Rename all identifiers named `class' to `cl'.
1089         * c-common.h: Likewise.
1090         * c-parse.in: Likewise.
1091         * c-typeck.c: Likewise.
1092         * genmodes.c: Likewise.
1093         * real.c: Likewise.
1094         * real.h: Likewise.
1095         * recog.c: Likewise.
1096         * recog.h: Likewise.
1097         * regrename.c: Likewise.
1098         * tree.h: Likewise.
1099         * c-common.c (builtin_function_2): Change type of 5th parameter from
1100         int to enum built_in_function. Change type of 8th parameter from int
1101         to bool.
1102         * c-decl (builtin_function): Replace call to ggc_alloc_cleared ()
1103         with GGC_CNEW().
1104         * c-typeck.c (convert_arguments): Change type of formal_prec from
1105         int to unsigned int.
1106         * genmodes.c (blank_mode): Make a few negative constants unsigned.
1107         (complete_all_modes, calc_wider_mode, emit_insn_modes_h,
1108         emit_mode_name, emit_mode_class, emit_mode_precision, emit_mode_size,
1109         emit_mode_nunits, emit_mode_wider, emit_mode_mask, emit_mode_inner,
1110         emit_mode_base_align, emit_class_narrowest_mode): Pass an integer
1111         iterator to for_all_modes () instead of an enum because enums can't
1112         be incremented in C++.
1113
1114
1115 2004-07-25  Daniel Jacobowitz  <dan@debian.org>
1116
1117         * regmove.c (optimize_reg_copy_1): Don't try to replace call-used
1118         hard registers.
1119
1120 2004-07-25  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1121
1122         * tree-ssa-operands.c (get_stmt_operands, get_expr_operands):
1123         Handle ARRAY_RANGE_REF like ARRAY_REF.
1124
1125 2004-07-25  Joseph S. Myers  <jsm@polyomino.org.uk>
1126
1127         * c-typeck.c (digest_init): Don't allow arrays of signed or
1128         unsigned variants of wchar_t to be initialized by wide string
1129         constants.  Do allow arrays of enumerated types compatible with
1130         wchar_t to be initialized by wide string constants.  Refine tests
1131         distinguishing wide and narrow strings and arrays.  Give specific
1132         error for arrays of other integer types initialized by string
1133         constants.
1134         (output_init_element, process_init_element): Check for
1135         INTEGRAL_TYPE_P rather than just for INTEGER_TYPE when
1136         initializing with string constants.
1137
1138 2004-07-25  Richard Henderson  <rth@redhat.com>
1139
1140         * c-decl.c (start_function): Set DECL_ARTIFICIAL and DECL_IGNORED_P
1141         on the RESULT_DECL.
1142         * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
1143         * integrate.c (copy_decl_for_inlining): Copy DECL_ARTIFICIAL and
1144         DECL_IGNORED_P to new decl.
1145
1146 2004-07-24  Zack Weinberg  <zack@codesourcery.com>
1147
1148         * config/ia64/ia64.c (general_xfmode_operand)
1149         (destination_xfmode_operand): Delete.
1150         * config/ia64/ia64.h (PREDICATE_CODES): Remove them.
1151         * config/ia64/ia64.md (*movxf_internal): Use general_operand
1152         and destination_operand.
1153
1154 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
1155
1156         * config/ia64/ia64.h (SUBTARGET_EXTRA_SPECS): Default to nothing.
1157         (EXTRA_SPECS): Use SUBTARGET_EXTRA_SPECS.
1158
1159 2004-07-24  Alexander Kabaev  <kan@freebsd.org>
1160             Zack Weinberg  <zack@codesourcery.com
1161
1162         PR 16684
1163         * c-decl.c (diagnose_mismatched_decls): Don't issue a
1164         redundant-declaration warning the first time a builtin is
1165         declared explicitly.
1166
1167 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1168
1169         * tree.h (staticp): Change return type to bool.
1170
1171 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1172
1173         * c-common.c (c_staticp): Last episode of the staticp saga.
1174
1175 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1176
1177         * c-common.h (c_staticp): Change return type from int to bool.
1178         * tree.c (staticp): Likewise.
1179         * langhooks.h (staticp): Likewise.
1180
1181 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1182
1183         * langhooks-def.h (lhd_staticp): Change return type from int to
1184         bool in prototype to match definition.
1185
1186 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1187
1188         * system.h (bool, true, false): Don't redefine as preprocessor macros
1189         in C++.
1190
1191 2004-07-24  Roger Sayle  <roger@eyesopen.com>
1192
1193         * expmed.c (init_expmed): A signed modulus by a power of two is
1194         considered cheap if its less than or equal to four instructions.
1195
1196 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1197
1198         * ggc.h (GGC_NEW, GGC_CNEW, GGC_NEWVEC, GGC_CNEWVEC, GGC_NEWVAR,
1199         GGC_CNEWVAR): New macros.
1200
1201 2004-07-25  Bernardo Innocenti  <bernie@develer.com>
1202
1203         * c-common.c: Convert ATTRIBUTE_UNUSED to ARG_UNUSED in parameter
1204         lists.
1205         * c-decl.c: Likewise.
1206         * c-format.c: Likewise.
1207         * c-lex.c: Likewise.
1208         * c-opts.c: Likewise.
1209         * c-pragma.c: Likewise.
1210         * c-typeck.c: Likewise.
1211         * gencheck.c: Likewise.
1212         * genconditions.c: Likewise.
1213         * genconfig.c: Likewise.
1214         * genflags.c: Likewise.
1215         * gengtype.c: Likewise.
1216         * gensupport.c: Likewise.
1217         * ggc-none.c: Likewise.
1218         * langhooks.c: Likewise.
1219         * statistics.h: Likewise.
1220         * stub-objc.c: Likewise.
1221         * java/decl.c: Likewise.
1222
1223 2004-07-24  Roman Zippel  <zippel@linux-m68k.org>
1224
1225         * config/m68k/m68k.c (output_scc_di): Fix coding style.
1226         (symbolic_operand): Fix prototype.
1227         * config/m68k/m68k.h (PREDICATE_CODES): Add symbolic_operand.
1228         * config/m68k/m68k.md: Add constants for registers a0 and sp and
1229         use them, change from the "{...}" syntax to the simpler {...}
1230         syntax.
1231         (*cfv4_extendqisi2): Fix destination predicate.
1232         * config/m68k/m68k-protos.h: Remove various declarations also
1233         generated via PREDICATE_CODES.
1234
1235 2004-07-23  Mike Stump  <mrs@apple.com>
1236
1237         * c-typeck.c (convert_for_assignment): Tightened up pointer
1238         converstions that differ in signedness.
1239
1240 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
1241
1242         * genmodes.c (make_vector_modes): Mark with ATTRIBUTE_UNUSED.
1243
1244 2004-07-23  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1245
1246         * tree.def (VIEW_CONVERT_EXPR): Change to class 'r'.
1247         * tree-ssa-operands.c (get_expr_operands, case VIEW_CONVERT_EXPR): New.
1248
1249         * gimplify.c (gimplify_compound_lval): Check for no handled
1250         operations, rather than checking for explicit list of nodes.
1251         (is_gimple_addr_expr_arg_or_indirect): New function.
1252         (gimplify_addr_expr): Call it and handle INDIRECT_REF; remove
1253         redundant setting of TREE_INVARIANT.
1254         (gimplify_expr, case VIEW_CONVERT_EXPR): Call gimplify_compound_lval.
1255         * tree-gimple.c (is_gimple_addr_expr_arg): Call handled_component_p.
1256
1257 2004-07-23  Diego Novillo  <dnovillo@redhat.com>
1258
1259         PR tree-optimization/16688
1260         PR tree-optimization/16689
1261         * tree-ssa-alias.c (setup_pointers_and_addressables): Remove
1262         unnecessary initialization of 'tag'.
1263         (get_tmt_for): Check that the new type tag has the same alias
1264         set as the pointed-to type.
1265         (group_aliases): Only regular variables need to be removed
1266         from the alias set of a name tag.
1267         * tree-ssa-copy.c (may_propagate_copy): Do not allow copy
1268         propagation if the two types are not compatible.
1269         (merge_alias_info): Rename from replace_ssa_names_ann.
1270         Add more checking.
1271         (replace_exp_1): If both arguments are SSA_NAMEs, check that
1272         the propagation can be done.
1273         Only call merge_alias_info on pointers.
1274         (propagate_value): Likewise.
1275         * tree-ssa-copyrename.c: Include langhooks.h.
1276         (copy_rename_partition_coalesce): Call replace_ssa_name_symbol
1277         to do the merging.
1278         Do not coalesce variables with incompatible types.
1279         (rename_ssa_copies): Call replace_ssa_name_symbol.
1280         * tree-ssa.c (verify_ssa_name): Verify that the SSA_NAME has
1281         the same type as the underlying _DECL.
1282         * tree-ssanames.c (replace_ssa_name_symbol): New function.
1283         * tree.h (replace_ssa_name_symbol): Declare.
1284
1285 2004-07-23  Richard Henderson  <rth@redhat.com>
1286
1287         PR c++/16277
1288         * gimplify.c (gimplify_cond_expr): Gimplify TARGET to a min_lval;
1289         unshare it properly.
1290         (gimplify_modify_expr_rhs): Push assignment from a conditional into
1291         the conditional for all non-register types.
1292
1293 2004-07-23  Richard Henderson  <rth@redhat.com>
1294
1295         * expr.c (expand_expr_real_1): Don't handle non-local variables.
1296         * expr.h (fix_lexical_addr): Remove.
1297         * function.c (NEED_SEPARATE_AP): Remove.
1298         (fix_lexical_addr): Remove.
1299         * tree-alias-common.c (get_alias_var_decl): Check TREE_STATIC,
1300         not null decl_function_context.
1301         (create_alias_vars): Likewise.
1302         * tree-cfg.c (make_ctrl_stmt_edges): Don't check for non-local labels.
1303         (simple_goto_p): Likewise.
1304         * tree-dfa.c (add_referenced_var): Don't check for non-local variables.
1305         * tree-ssa-ccp.c (get_default_value): Likewise.
1306         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
1307         * tree.c (needs_to_live_in_memory): Likewise.
1308         * tree-flow-inline.h (may_be_aliased): Move...
1309         * tree-ssa-alias.c (may_be_aliased): ... here.  Enhance check for
1310         when TREE_STATIC variables may be addressable.
1311
1312 2004-07-24  Jakub Jelinek  <jakub@redhat.com>
1313
1314         * Makefile.in (site.exp): Add HOSTCC and HOSTCFLAGS to site.exp.
1315
1316 2004-07-23  Zack Weinberg  <zack@codesourcery.com>
1317
1318         * print-rtl.c (print_rtx <case 'b'>): Don't attempt to print
1319         bitmap contents if GENERATOR_FILE is defined.
1320         * Makefile.in (BUILD_RTL): Remove $(BUILD_PREFIX)bitmap.o.
1321         ($(BUILD_PREFIX_1)bitmap.o): Delete rule.
1322
1323 2004-07-23  Joseph S. Myers  <jsm@polyomino.org.uk>
1324
1325         * c-decl.c (start_function): Form composite type of function types
1326         rather than copying type from previous prototype declaration.
1327
1328 2004-07-23  Janis Johnson  <janis187@us.ibm.com>
1329
1330         * config/rs6000/altivec.h (vec_lvewx, vec_lvehx, vec_lvwbx): Remove
1331         the const qualifier for the second argument in the C++ functions.
1332
1333         * config/rs6000/altivec.h (vec_stvewx, vec_stvehx, vec_stvebx): Use
1334         specific pointer types.
1335
1336         * config/rs6000/altivec.h (vec_vadduwm): (vec_vadduwm, vec_vadduhm,
1337         vec_vaddubm, vec_vsubuwm, vec_vsubuhm, vec_vsububm): Fix types used
1338         for vector bool and/or vector pixel, add C++ and C missing support.
1339         (vec_vaddsws, vec_vaddshs, vec_vaddsbs, vec_vmaxsw, vec_vmaxsh,
1340         vec_vmaxsb, vec_vmrghw, vec_vmrghh, vec_vmrghb, vec_vmrglw, vec_vmrglh,
1341         vec_vmrglb, vec_vminsw, vec_vminsh, vec_vminsb, vec_vpkuwum,
1342         vec_vpkuhum, vec_vspltw, vec_vsplth, vec_vspltb, vec_vsubsws,
1343         vec_vsubshs, vec_vsubsbs, vec_vupklsh, vec_vupkhsh, vec_vupklsb): Add
1344         missing C++ and C support for vector bool and/or vector pixel.
1345         (vec_vadduws, vec_vadduhs, vec_vaddubs, vec_vcmpeqfp, vec_vcmpequw,
1346         vec_vcmpequh, vec_vcmpequb, vec_vcmpgtfp, vec_vcmpgtsw, vec_vcmpgtuw,
1347         vec_vcmpgtsh, vec_vcmpgtuh, vec_vcmpgtsb, vec_vcmpgtub, vec_vmaxuw,
1348         vec_vmaxuh, vec_vmaxub, vec_vminuw, vec_vminuh, vec_vminub,
1349         vec_vsubuws, vec_vsubuhs, vec_vsububs, vec_vupkhpx, vec_vupklpx): Fix
1350         C++ and C types used for vector bool and/or vector pixel.
1351         (vec_st, vec_stl): Add C++ support for vector pixel.
1352         (vec_unpackh, vec_unpackl, vec_any_ge): Fix C++ support for vector bool.
1353         (vec_all_ne): Add C++ support for vector pixel.
1354
1355         * config/rs6000/altivec.h (vec_vcmpgtsh): Fix C++ function name.
1356         (vec_vmulesb): Add missing C++ function.
1357         (vec_perm): Fix type of third argument in C++ function.
1358         (vec_vsum4shs): Fix C++ function name.
1359         (vec_any_ge): Remove C++ functions for unsupported arg combinations.
1360         (vec_vcmpgtsw, vec_vcmpgtuw, vec_minsb, vec_vmsummbm): Fix the
1361         argument passed to the error handler in C macro.
1362         (vec_nmsub): Remove extra parens around argument names in C macro.
1363         (vec_packpx): Add missing parens in C macro.
1364
1365 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
1366
1367         * machmode.def: Remove vector modes.
1368         * config/alpha/alpha-modes.def: Add supported vector modes.
1369         * config/arm/arm-modes.def: Likewise.
1370         * config/frv/frv-modes.def: Likewise.
1371         * config/i386/i386-modes.def: Likewise.
1372         * config/rs6000/rs6000-modes.def: Likewise.
1373         * config/sh/sh-modes.def: Likewise.
1374
1375 2004-07-23  Matthias Klose  <doko@debian.org>
1376
1377         * intl.c (gcc_init_libintl): Use PACKAGE for the text domain.
1378         * configure.ac: Add AC_DEFINE_UNQUOTED for PACKAGE.
1379         * config.h: Regenerate.
1380         * configure: Likewise.
1381
1382 2004-07-22  Mark Mitchell  <mark@codesourcery.com>
1383
1384         * dwarf2out.c (output_call_frame_info): Set SYMBOL_FLAG_LOCAL on
1385         generated SYMBOL_REFs for labels.
1386         * config/darwin-protos.h (machopic_validate_stub_or_non_lazy_ptr):
1387         Change prototype.
1388         (machopic_stub_name): Remove.
1389         (machopic_indirection_name): New function.
1390         (machopic_mcount_stub_name): Likewise.
1391         (machopic_classify_name): Remove.
1392         (machopic_function_base_sym): New function.
1393         (machpoic_classify_symbol): Likewise.
1394         (machopic_classify_ident): Remove.
1395         (machopic_define_ident): Likewise.
1396         (machopic_define_name): Likewise.
1397         (machopic_name_defined_p): Likewise.
1398         (machopic_ident_defined_p): Likewise.
1399         (darwin_strip_name_encoding): Likewise.
1400         (machopic_define_symbol): New function.
1401         * config/darwin.c (hashtab.h): Include.
1402         (machopic_defined_list): Remove.
1403         (machopic_classify_ident): Likewise.
1404         (machopic_classify_name): Likewise.
1405         (machopic_ident_defined_p): Likewise.
1406         (machopic_define_ident): Likewise.
1407         (machopic_define_name): Likewise.
1408         (machopic_symbol_defined_p): New function.
1409         (machopic_classify_symbol): Likewise.
1410         (machopic_data_defined_p): Use machopic_classify_symbol.
1411         (machopic_define_symbol): New function.
1412         (machopic_function_base_sym): New function.
1413         (machopic_non_lazy_pointers): Remove.
1414         (machopic_non_lazy_ptr_name): Likewise.
1415         (machopic_stubs): Likewise.
1416         (machopic_stub_name): Likewise.
1417         (NON_LAZY_POINTER_SUFFIX): New macro.
1418         (STUB_SUFFIX): Likewise.
1419         (machopic_indirection): New structure.
1420         (machopic_indirections): New variable.
1421         (machopic_indirection_hash): New function.
1422         (machopic_indirection_eq): Likewise.
1423         (machopic_indirection_name): Likewise.
1424         (machopic_mcount_stub_name): New function.
1425         (machopic_validate_stub_or_non_lazy_pointer): Reimplement to use
1426         hash table.
1427         (machopic_indirect_data_reference): Rework to use new functions.
1428         (machopic_indirect_call_target): Likewise.
1429         (machopic_legitimize_pic_address): Likewise.
1430         (machopic_output_indirection): New function.
1431         (machopic_finish): Use it.
1432         (machopic_operand_p): Rework to use new functions.
1433         (darwin_encode_seciton_info): Use SYMBOL_REF_FLAGS.
1434         (darwin_strip_name_encoding): Remove.
1435         (update_non_lazy_ptrs): Remove.
1436         (update_stubs): Likewise.
1437         (darwin_non_lazy_pcrel): Use new functions.
1438         * config/darwin.h (ASM_DECLARE_OBJECT_NAME): Likewise.
1439         (ASM_OUTPUT_LABELREF): Likewise.
1440         (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
1441         (MACHO_SYMBOL_FLAG_VARIABLE): New macro.
1442         (MACHO_SYMBOL_FLAG_DEFINED): Likewise.
1443         (TARGET_STRIP_NAME_ENCODING): Do not use
1444         darwin_strip_name_encoding.
1445         (GEN_LAZY_PTR_NAME_FOR_SYMBOL): Do not use
1446         darwin_strip_name_encoding.
1447         * config/i386/darwin.h (FUNCTION_PROFILER): Use
1448         machopic_mcount_stub_name.
1449         * config/i386/i386.c (x86_output_mi_thunk): Use
1450         machopic_indirection_name, not machopic_stub_name.
1451         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Use
1452         machopic_function_base_sym.
1453         (print_operand): Use machopic_classify_symbol.
1454         (rs6000_emit_prologue): Use machopic_function_base_sym.
1455         (output_profile_hook): Do not use machopic_stub_name.
1456         (macho_branch_isalnds): Do not use darwin_strip_name_encoding.
1457
1458 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1459
1460         PR c/7284
1461         * fold-const.c (extract_muldiv_1): Do not treat signed left shift
1462         as multiplication.
1463
1464 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1465
1466         * doc/implement-c.texi: New file.
1467         * doc/extend.texi (C Implementation): Move to there.
1468         * doc/gcc.texi: Include implement-c.texi.
1469         * Makefile.in (TEXI_GCC_FILES): Add implement-c.texi.
1470
1471 2004-07-22  Jason Merrill  <jason@redhat.com>
1472
1473         * integrate.c (copy_decl_for_inlining): Remove invisible reference
1474         handling.
1475         * tree-inline.c (setup_one_parameter): Likewise.
1476
1477 2004-07-22  Brian Booth  <bbooth@redhat.com>
1478
1479         * tree-ssa-ccp.c (latticevalue): Add UNKNOWN_VAL.
1480         (substitute_and_fold): Propigate into VUSE operands when possible.
1481         (visit_phi_node): Handle UNKNOWN_VAL latticevalue.
1482         (cp_lattice_meet): Handle merging of latticevalues when
1483         UNKNOWN_VAL is present.
1484         (visit_stmt): Visit assignments with V_MUST_DEFs.
1485         (visit_assignment): Gather ccp information for V_MUST_DEF operands.
1486         (ccp_fold): Deal with RHS' that are constant and virtual.
1487         (evaluate_stmt): Handle UNKNOWN_VAL likely values.
1488         (dump_lattice_value): Dump UNKNOWN_VAL latticevalues.
1489         (initialize): Mark statements with V_MUST_DEFs as VARYING only if the
1490         V_MUST_DEF operand is VARYING. Fix comment and include VOPS when
1491         computing immediate uses.
1492         (set_lattice_value): Disallow a UNKNOWN_VAL->UNDEFINED state
1493         transition.
1494         (replace_vuse_in): New function.
1495         (likely_value): Add check of vuse operands.
1496         (get_default_value): Set the default value of virtually defined
1497         variables to UKNOWN_VAL instead of VARYING.
1498
1499 2004-07-22  Richard Henderson  <rth@redhat.com>
1500
1501         * expr.c (emit_push_insn): Don't use set_mem_attributes.
1502
1503 2004-07-22  Richard Henderson  <rth@redhat.com>
1504
1505         * tree-ssa-live.c (create_ssa_var_map): Avoid defined-but-not-used
1506         variables due to conditional compilation.
1507
1508 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
1509
1510         * tree-into-ssa.c (set_livein_block): Fix typo in comment.
1511         (rewrite_ssa_into_ssa): Start iterating over SSA names at 1.
1512         Release SSA names that have been re-renamed.
1513         * tree-phinodes.c (make_phi_node): Set same TREE_TYPE as the
1514         variable.
1515         * tree-ssa-alias.c (init_alias_info): If aliases have been
1516         computed before, clear existing alias information.
1517         (create_name_tags): Do no fixup PT_ANYTHING pointers.
1518         If the new name tag for a pointer is different than the one it
1519         had before, mark the old tag for renaming.
1520         (replace_may_alias): New function.
1521         (group_aliases): Call it.
1522         (setup_pointers_and_addressables): Always call get_tmt_for.
1523         (maybe_create_global_var): Don't create .GLOBAL_VAR more than
1524         once.
1525         (set_pt_anything): New local function.
1526         (set_pt_malloc): New local function.
1527         (merge_pointed_to_info): Don't merge pointed-to variables from
1528         the original pointer if the destination is pointing to an
1529         unknown location.
1530         (add_pointed_to_expr): Call set_pt_anything and set_pt_malloc.
1531         (add_pointed_to_var): Do not add a variable to the points-to
1532         set if the pointer is already pointing to anywhere.
1533         (collect_points_to_info_r): If the defining statement is a PHI
1534         node, only merge pointed-to information if the argument has
1535         already been visited.
1536         (get_tmt_for): Only create a new tag if the pointer didn't
1537         have one already.
1538         (dump_alias_info): Emit more information.
1539         (dump_points_to_info_for): Likewise.
1540         * tree-ssa-dom.c (redirect_edges_and_update_ssa_graph): Don't
1541         try to get the annotation of an SSA_NAME.
1542         * tree-ssa-operands.c (add_stmt_operand): Only check for empty
1543         alias sets when checking is enabled.
1544         * tree-ssa-pre.c (need_eh_cleanup): New local variable.
1545         (eliminate): Mark basic blocks that will need
1546         EH information cleaned up.
1547         (init_pre): Split ENTRY_BLOCK->0 if block 0 has more than one
1548         predecessor.
1549         Initialize need_eh_cleanup.
1550         (fini_pre): Call tree_purge_all_dead_eh_edges and
1551         cleanup_tree_cfg if needed.
1552         Free need_eh_cleanup.
1553         * tree-ssa.c (verify_ssa_name): New function.
1554         (verify_def): Call it.
1555         Re-arrange to avoid printing too many error messages.
1556         (verify_use): Likewise.
1557         (verify_phi_args): Likewise.
1558         (verify_flow_insensitive_alias_info): New function.
1559         (verify_flow_sensitive_alias_info): New function.
1560         (verify_alias_info): New function.
1561         (verify_ssa): Call verify_alias_info.
1562         Clear TREE_VISITED on all the SSA_NAMEs before scanning the
1563         program.
1564         Re-arrange to avoid printing too many error messages.
1565         * tree-ssanames.c (make_ssa_name): Clear
1566         SSA_NAME_IN_FREE_LIST.
1567         (release_ssa_name): Never release a default definition.
1568         (release_defs): New function.
1569         * tree.h: Declare it.
1570         * tree-ssa-dce.c (remove_dead_stmt): Call it.
1571
1572 2004-07-22  Diego Novillo  <dnovillo@redhat.com>
1573
1574         * tree-ssa.c (walk_use_def_chains_1): Add new argument IS_DFS.
1575         If true, do a depth-first search.  Do a breadht-first search,
1576         otherwise.
1577         (walk_use_def_chains): Add new argument IS_DFS.
1578         Update all users.
1579         * tree-flow.h (walk_use_def_chains): Update prototype.
1580
1581 2004-07-22  Hans-Peter Nilsson  <hp@axis.com>
1582
1583         * config/cris/cris.md: Tweak formatting.
1584         (asrandb, asrandw, lsrandb, lsrandw, moversideqi, movemsideqi)
1585         (mover2side, moverside, movemside, movei, op3, andu): Replace
1586         live define_peephole:s with define_peephole2 near-equivalents.
1587         Delete the rest.
1588         ("*mov_sidesisf_biap"): Rename from "*mov_sidesi_biap".  Match all
1589         word-size modes.
1590         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
1591         Similar for "*mov_sidesi", "*mov_sidesi_biap_mem" and
1592         "*mov_sidesi_mem" respectively.
1593
1594 2004-07-22  Paolo Bonzini  <bonzini@gnu.org>
1595
1596         * tree-cfg.c (gimplify_val): Move from tree-complex.c.
1597         (gimplify_build1): Move from tree-complex.c do_unop.
1598         (gimplify_build2): Move from tree-complex.c do_binop.
1599         (gimplify_build3): New.
1600         * tree-complex.c (gimplify_val, do_unop, do_binop): Remove.
1601         Adjust throughout to call the functions above.
1602         * tree-flow.h: Declare the functions above.
1603         * tree-nested.c (gimplify_val): Rename to...
1604         (tsi_gimplify_val): ... this.
1605
1606         * Makefile.in (tree_complex.o): Update dependencies.
1607         (stor-layout.o): Depend on regs.h.
1608         * c-common.c (handle_vector_size_attribute): Update for
1609         vector types without corresponding vector modes.
1610         * expr.c (expand_expr): Treat VECTOR_CST's like CONSTRUCTORS if
1611         a corresponding vector mode is not available.
1612         * print-tree.c (print_node): Print nunits for vector types
1613         * regclass.c (have_regs_of_mode): New.
1614         (init_reg_sets_1): Initialize it and use it instead
1615         of allocatable_regs_of_mode.
1616         * regs.h (have_regs_of_mode): Declare it.
1617         * stor-layout.c (layout_type): Pick a mode for vector types.
1618         * tree-complex.c (build_word_mode_vector_type, tree_vec_extract,
1619         build_replicated_const, do_unop, do_binop, do_plus_minus,
1620         do_negate, expand_vector_piecewise, expand_vector_parallel,
1621         expand_vector_addition, expand_vector_operations_1,
1622         expand_vector_operations, tree_lower_operations,
1623         pass_lower_vector_ssa, pass_pre_expand): New.
1624         (expand_complex_operations, pass_lower_complex): Remove.
1625         * tree-optimize.c (init_tree_optimization_passes): Adjust
1626         pass ordering for changes in tree-complex.c.
1627         * tree-pass.h: Declare new passes.
1628         * tree.c (finish_vector_type): Remove.
1629         (make_vector_type): New.
1630         (build_vector_type_for_mode, build_vector_type): Rewritten.
1631         * tree.def (VECTOR_TYPE): Document where the number of
1632         subparts is stored.
1633         * tree.h (TYPE_VECTOR_SUBPARTS): Use TYPE_PRECISION field.
1634         (make_vector): Remove declaration.
1635
1636 2004-07-21  Richard Henderson  <rth@redhat.com>
1637
1638         * gimple-low.c (expand_var_p): Don't look at TREE_ADDRESSABLE,
1639         TREE_THIS_VOLATILE, may_aliases, or optimization level.
1640         (remove_useless_vars): Dump debugging info.
1641         (expand_used_vars): Move ...
1642         * cfgexpand.c (expand_used_vars): ... here.  Make static.
1643         * tree-flow-inline.h (set_is_used): New.
1644         (set_default_def): Use get_var_ann.
1645         * tree-flow.h: Update decls.
1646         * tree-ssa-live.c (mark_all_vars_used_1, mark_all_vars_used): New.
1647         (create_ssa_var_map): Use it.
1648         * tree-ssa.c (set_is_used): Remove.
1649
1650 2004-07-22  Ben Elliston  <bje@au.ibm.com>
1651
1652         * gdbinit.in: Set a breakpoint on internal_error.
1653
1654 2004-07-21  Richard Henderson  <rth@redhat.com>
1655
1656         * cfgexpand.c (expand_gimple_tailcall): Fix case where we need
1657         to create a new basic block.
1658
1659 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1660
1661         PR c/15052
1662         * c-decl.c (grokdeclarator): Only pedwarn for qualified void
1663         return type on function definitions.  Move other warnings for
1664         qualified return type to -Wreturn-type.  Do not condition any such
1665         warnings on -pedantic.  Update comments.
1666         (start_function): Only copy function type from previous prototype
1667         declaration if return types are compatible.
1668         * c-typeck.c (function_types_compatible_p): Don't condition
1669         warning for incompatibility of volatile qualifiers on the return
1670         type on -pedantic.  Update comment.
1671         * doc/invoke.texi (-Wreturn-type, -Wextra): Update.
1672
1673 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1674
1675         * c-typeck.c (set_init_index): Require designator to be of integer
1676         type.
1677
1678 2004-07-22  Joseph S. Myers  <jsm@polyomino.org.uk>
1679
1680         PR c/11250
1681         * c-parse.in (init): Change to exprtype.
1682         (primary): Set original_code for STRING to STRING_CST.
1683         Call maybe_warn_string_init for compound literals.
1684         (initdcl, notype_initdcl): Call maybe_warn_string_init.
1685         (initval): Update.
1686         * c-tree.h (maybe_warn_string_init): New.
1687         (pop_init_level, process_init_element): Use struct c_expr.
1688         (struct c_expr): Update comment.
1689         * c-typeck.c (maybe_warn_string_init): New function.
1690         (digest_init): Call it.  Additional parameter strict_string.  All
1691         callers changed.
1692         (output_init_element): Likewise.
1693         (struct constructor_stack): Use struct c_expr for
1694         replacement_value.
1695         (really_start_incremental_init, push_init_level): Update.
1696         (pop_init_level): Update.  Return struct c_expr.
1697         (process_init_level): Update.  Take struct c_expr argument.
1698
1699 2004-07-21  David S. Miller  <davem@nuts.davemloft.net>
1700
1701         * config/sparc/sparc.c (sparc_rtx_costs): Fix typo in previous
1702         commit.
1703
1704 2004-07-21  Eric Christopher  <echristo@redhat.com>
1705
1706         * builtins.c (expand_builtin_setjmp_receiver): Fix comment for code
1707         removal.
1708         * c-decl.c (pop_scope): Ditto.
1709         * calls.c (expand_call): Remove call to current_nesting_level,
1710         update comment accordingly. Remove calls to expand_start_target_temps
1711         and expand_end_target_temps.
1712         * cfgexpand.c (construct_init_block): Remove call to
1713         expand_start_bindings_and_block.
1714         (construct_exit_block): Remove call to expand_end_bindings.
1715         * expr.c (safe_from_p): Remove BIND_EXPR handling.
1716         (expand_expr_real_1): Ditto. Fix formatting.
1717         (expand_vars): Delete.
1718         * stmt.c (POPSTACK): Remove block_stack.
1719         (stmt_status): Remove x_block_stack.
1720         (block_stack): Delete.
1721         (expand_start_bindings_and_block): Ditto.
1722         (expand_start_target_temps): Ditto.
1723         (expand_end_target_temps): Ditto.
1724         (current_nesting_level): Ditto.
1725         (warn_about_unused_variables): Ditto.
1726         (expand_end_bindings): Ditto.
1727         * tree.h: Remove declarations for above.
1728
1729 2004-07-21  Steven Bosscher  <stevenb@suse.de>
1730
1731         * rtl.h (insn_note): Remove NOTE_INSN_PREDICTION.
1732         * rtl.c (note_insn_name): Likewise.
1733         * print-rtl.c (print_rtx): Don't print it.
1734         * cfgrtl.h (can_delete_note_p): Don't handle it.
1735         (rtl_delete_block): Likewise.
1736         * passes.c (rest_of_handle_guess_branch_prob): Remove.
1737         (rest_of_compilation): Don't call it.
1738         * predict.c (process_note_predictions, process_note_prediction,
1739         note_prediction_to_br_prob): Remove.
1740         * basic-block.c (note_prediction_to_br_prob): Remove prototype.
1741         * stmt.c (return_prediction): Remove.
1742         (expand_value_return): Don't call it.  Don't add prediction
1743         notes for return statements.
1744
1745 2004-07-21  Josef Zlomek  <zlomekj@suse.cz>
1746
1747         * var-tracking.c (vt_find_locations): Set the in_pending bitmap at
1748         once.
1749
1750 2004-07-21  Paolo Bonzini  <bonzini@gnu.org>
1751
1752         * c-common.c (vector_types_convertible_p): Use vector types'
1753         TYPE_SIZE and TREE_TYPE instead of their mode.
1754         * convert.c (convert_to_integer): Likewise.
1755         (convert_to_vector): Likewise.
1756         * fold-const.c (fold_convert): Likewise.
1757         * varasm.c (output_constant): Likewise.
1758         * expr.c (store_constructor): Split ARRAY_TYPE and VECTOR_TYPE.
1759         Allow a VECTOR_TYPE initializer to be made of several vectors.
1760         For ARRAY_TYPEs and VECTOR_TYPES, simplify a bit the handling
1761         of cleared and need_to_clear, and use fold_convert.
1762         * c-typeck.c (build_binary_op): Do not use RDIV_EXPR for
1763         integer vectors.
1764
1765 2004-07-20  Richard Henderson  <rth@redhat.com>
1766
1767         * cfgexpand.c (expand_gimple_cond_expr, expand_gimple_tailcall): Split,
1768         (expand_gimple_basic_block): out from here.  Renamed from expand_block.
1769
1770 2004-07-20  David S. Miller  <davem@nuts.davemloft.net>
1771
1772         * config/sparc/sparc.c (sparc_rtx_costs case MULT): Emit
1773         enormous cost if not TARGET_HARD_MUL.
1774
1775 2004-07-20  Andrew Pinski  <apinski@apple.com>
1776
1777         PR target/16557
1778         * config/i386/darwin.h (CC1_SPEC): Move the -g SPECs from ...
1779         (ASM_SPEC): here.
1780
1781 2004-07-21  Paul brook  <paul@codesourcery.com>
1782
1783         * config/arm/arm.c (thumb_expand_prologue): Remove bogus GEN_INT.
1784
1785 2004-07-20  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1786
1787         * fold-const.c (operand_equal_p): Temporarily support NULL args.
1788         (operand_equal_p, case ARRAY_REF): Compare args 2 and 3.
1789         (operand_equal_p, case COMPONENT_REF): Likewise, for arg 2.
1790
1791 2004-07-20  Zack Weinberg  <zack@codesourcery.com>
1792
1793         * rtl.h (plus_constant): Delete.
1794         (plus_constant_wide): Rename to plus_constant.
1795         (plus_constant_for_output_wide): Delete vestigial prototype.
1796         (GEN_INT): Remove unnecessary cast.
1797         * tree.h (build_int_2, size_int_type): Delete.
1798         (build_int_2_wide): Rename to build_int_2.
1799         (size_int_wide): Rename to size_int_kind.
1800         (size_int_type_wide): Rename to size_int_type.
1801         (size_int, ssize_int, bitsize_int, sbitsize_int): Use size_int_kind.
1802         Remove unnecessary cast.
1803         * tree.c (build_int_2_wide): Rename build_int_2; update comment.
1804         * explow.c (plus_constant_wide): Rename plus_constant; update comment.
1805         * fold-const.c (size_int_wide): Rename size_int_kind. Use size_int_type.
1806         (size_int_type_wide): Rename size_int_type.
1807         (int_const_binop): Use size_int_type.
1808         * c-lex.c (interpret_integer): Use build_int_2.
1809         * final.c (split_double): Remove unnecessary casts.
1810         * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use build_int_2.
1811
1812 2004-07-20  Richard Henderson  <rth@redhat.com>
1813
1814         * gimplify.c (is_gimple_tmp_var): Move to tree-gimple.c.
1815         (gimplify_compound_lval): Use is_gimple_tmp_reg.
1816         * tree-gimple.c (is_gimple_tmp_var): Move from gimplify.c.
1817         (is_gimple_tmp_reg): New.
1818         * tree-gimple.h (is_gimple_tmp_reg): Declare.
1819
1820 2004-07-20  Richard Henderson  <rth@redhat.com>
1821
1822         * tree-pretty-print.c (dump_generic_node): Dump
1823         CALL_EXPR_HAS_RETURN_SLOT_ADDR.
1824
1825 2004-07-20  Frank Ch. Eigler  <fche@redhat.com>
1826
1827         * tree-mudflap.c (mf_set_options_fndecl): New tree.
1828         (mudflap_init): Set it.
1829         (mudflap_register_call): Remove __mf_init call.
1830         (mudflap_finish_file): Emit call to __mf_init here.  Emit a call to
1831         to pass "-ignore-reads" option to libmudflap if needed.
1832
1833 2004-07-20  John David Anglin  <dava.anglin@nrc-cnrc.gc.ca>
1834
1835         PR c++/14607
1836         * config/pa/pa-hpux10.h (SUPPORTS_ONE_ONLY): Define.
1837         (MAKE_DECL_ONE_ONLY): Undefine.
1838         * pa-protos.h (som_text_section_asm_op, one_only_readonly_data_section,
1839         readonly_data, one_only_data_section, forget_section): New prototypes.
1840         * pa.c (pa_init_machine_status, som_text_section_asm_op): New
1841         functions.
1842         (pa_select_section): Add one-only (COMDAT) support.
1843         * pa.h (struct machine_function): Define.
1844         * som.h (ASM_OUTPUT_FUNCTION_PREFIX): Delete.
1845         (TEXT_SECTION_ASM_OP): Call som_text_section_asm_op.
1846         (DEFAULT_TEXT_SECTION_ASM_OP, NEW_TEXT_SECTION_ASM_OP,
1847         ONE_ONLY_TEXT_SECTION_ASM_OP, ONE_ONLY_READONLY_DATA_SECTION_ASM_OP,
1848         ONE_ONLY_DATA_SECTION_ASM_OP): New defines.
1849         (EXTRA_SECTIONS): Add in_one_only_readonly_data and in_one_only_data.
1850         (EXTRA_SECTION_FUNCTIONS): Rework to use individual function macros.
1851         (READONLY_DATA_FUNCTION, ONE_ONLY_READONLY_DATA_SECTION_FUNCTION,
1852         ONE_ONLY_DATA_SECTION_FUNCTION, FORGET_SECTION_FUNCTION): New defines
1853         for EXTRA_SECTION_FUNCTIONS.
1854         * doc/install.texi: Update binutils requirements.
1855
1856 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
1857
1858         * vec.h (VEC_T_length, VEC_T_index, VEC_T_iterate, VEC_T_truncate,
1859         VEC_T_replace, VEC_T_quick_insert, VEC_T_safe_insert,
1860         VEC_T_ordered_remove, VEC_T_unordered_remove): Use unsigned, not
1861         size_t.
1862         (struct VEC): Use unsigned for num and alloc.
1863         * vec.c (struct vec_prefix): Likewise.
1864         (vec_o_reserve): Adjust.
1865
1866         * dbxout.c (dbxout_type): Fix printf format.
1867
1868         * tree.h (binfo_member): Remove.
1869         * tree.c (binfo_member): Remove.
1870
1871 2004-07-20  Nathan Sidwell  <nathan@codesourcery.com>
1872
1873         * tree.h: Include vec.h
1874         (DEF_VEC_P(tree)): New type.
1875         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): Adjust.
1876         (BINFO_BASE_APPEND, BINFO_BASE_ITERATE): New.
1877         (BINFO_LANG_SLOT): Remove.
1878         (BINFO_SUBVTT_INDEX, BINFO_VPTR_INDEX, BINFO_PRIMARY_BASE_OF): New.
1879         (struct tree_binfo): Turn base_binfos into a trailing
1880         VEC(tree). Add vtt_subvtt, vtt_vptr, primary fields.
1881         (binfo_lang_slots): Remove.
1882         * tree.c (binfo_lang_slots): Remove.
1883         (make_tree_binfo_stat): Take a base binfo count, not a
1884         lang slot count.  Adjust.
1885         * Makefile.in (TREE_H): Add vec.h
1886         * alias.c (record_component_aliases): Adjust BINFO access.
1887         * dbxout.c (dbxout_type): Likewise.
1888         * dwarf2out.c (gen_member_die): Likewise.
1889         * sdbout.c (sdbout_one_type): Likewise.
1890         * tree-dump.c (deque_and_dump): Likewise.
1891         * config/i386/i386.c (classify_argument,
1892         contains_128bit_aligned_vector_p): Likewise.
1893         * config/sh/symbian.c (symbian_export_vtable_and_rtti_p): Likewise.
1894         * doc/c-tree.texi (Classes): Update BINFO documentation.
1895
1896 2004-07-20  Steven Bosscher  <stevenb@suse.de>
1897
1898         * c-common.h (check_case_value): Remove prototype.
1899         (c_add_case_label): Adjust prototype.
1900         * c-common.c (check_case_value): Make static.
1901         (check_case_bounds): New function.
1902         (c_add_case_label): Use it.  Take new argument orig_type.
1903         * c-typeck.c (struct c_switch): New orig_type field.
1904         (c_start_case): Set it.
1905         (do_case): Pass it to c_add_case_label.
1906         * expr.c (expand_expr_real_1): Don't warn for out-of-bounds
1907         cases from here.  Add the labels in reverse order.
1908         * stmt.c (struct case_node): Adjust comment.  Remove balance field.
1909         (add_case_node): Return nothing, don't check for duplicate cases.
1910         Insert new case nodes in a list, not in an AVL tree.
1911         (expand_end_case_type): Don't turn a case tree into a case list.
1912         (case_tree2list): Remove.
1913         * tree.h (add_case_node): Adjust prototype.
1914
1915 2004-07-19  Paolo Bonzini  <bonzini@gnu.org>
1916
1917         * genattr.c (struct range, struct function_unit,
1918         write_units, extend_range, init_range): Remove them.
1919         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1920         Output "#define INSN_SCHEDULING" here.
1921         * genattrtab.c (struct range, struct function_unit_op,
1922         struct function_unit, struct dimension, enum operator,
1923         operate_exp, expand_units, simplify_knowing,
1924         encode_units_mask, simplify_by_exploding,
1925         find_and_mark_used_attributes, unmark_used_attributes,
1926         add_values_to_cover, increment_current_value,
1927         test_for_current_value, simplify_with_current_value,
1928         simplify_with_current_value_aux, gen_unit,
1929         write_unit_name, write_function_unit_info,
1930         write_complex_function, write_toplevel_expr,
1931         find_single_value, extend_range): Remove.
1932         (write_attr_get): Do not handle common_av->value
1933         being an FFS.
1934         (struct attr_desc): Remove func_units_p and blockage_p.
1935         (write_attr_valueq): Do not handle them.
1936         (find_attr): Do not clear them.
1937         (make_internal_attr): Do not initialize them.
1938         (main): Remove code dealing with DEFINE_FUNCTION_UNIT.
1939         * sched-vis.c (init_target_units, insn_print_units,
1940         init_block_visualization, print_block_visualization,
1941         visualize_scheduled_insns, visualize_no_unit,
1942         visualize_stall_cycles, visualize_alloc,
1943         visualize_free, target_units, get_visual_tbl_length,
1944         MAX_VISUAL_LINES, INSN_LEN, n_visual_lines,
1945         visual_tbl_line_length, visual_tbl, n_vis_no_unit,
1946         MAX_VISUAL_NO_UNIT, vis_no_unit): Remove.
1947         * haifa-sched.c (blockage_range, clear_units,
1948         schedule_unit, actual_hazard, potential_hazard,
1949         insn_unit, unit_last_insn, unit_tick,
1950         actual_hazard_this_instance, potential_hazard,
1951         schedule_unit, max_insn_queue_index_value): Remove.
1952         (MAX_INSN_QUEUE_INDEX): Removed, renamed throughout to
1953         max_insn_queue_index.
1954         * rtl.def (DEFINE_FUNCTION_UNIT): Remove.
1955         * doc/md.texi (Processor pipeline description): Remove
1956         references to old pipeline descriptions.
1957         (Automaton pipeline description): Merge with the above.
1958         (Old pipeline description, Comparison of the two descriptions):
1959         Remove.
1960
1961         * bt-load.c (migrate_btr_def): Remove references to
1962         use_pipeline_interface.
1963         * haifa-sched.c (insn_cost, schedule_insn,
1964         schedule_block, advance_one_cycle, sched_init,
1965         queue_to_ready, sched_finish): Likewise.
1966         * modulo-sched.c (sms_schedule, advance_one_cycle,
1967         ps_has_conflicts): Likewise.
1968         * sched-rgn.c (init_ready): Likewise.
1969         (debug_dependencies): Likewise, and remove an "if (1)".
1970         * target.h (use_dfa_pipeline_interface): Remove.
1971         * config/alpha/alpha.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1972         * config/arc/arc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1973         * config/arm/arm.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1974         * config/c4x/c4x.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1975         * config/frv/frv.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1976         * config/i386/i386.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1977         * config/ia64/ia64.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1978         * config/iq2000/iq2000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1979         * config/m32r/m32r.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1980         * config/mcore/mcore.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1981         * config/mips/mips.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1982         * config/pa/pa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1983         * config/rs6000/rs6000.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1984         * config/s390/s390.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1985         * config/sh/sh.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1986         * config/sparc/sparc.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1987         * config/v850/v850.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1988         * config/xtensa/xtensa.c (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1989         * doc/tm.texi (TARGET_USE_DFA_PIPELINE_INTERFACE): Remove.
1990
1991 2004-07-19  Roger Sayle  <roger@eyesopen.com>
1992
1993         * rtlanal.c (reg_set_p): Add check for regs_invalidated_by_call.
1994
1995 2004-07-19  Jeff Law  <law@redhat.com>
1996
1997         * tree-ssa-dom.c (single_incoming_edge_ignoring_loop_edges): New.
1998         (get_eq_expr_value): Use it.  Simplify slightly.
1999
2000 2004-07-19  Maciej W. Rozycki  <macro@linux-mips.org>
2001
2002         * config/mips/mips.md (mulsidi3_32bit_r4000): Fix the clobber list.
2003         (umulsidi3_32bit_r4000): Likewise.
2004
2005 2004-07-19  Nathan Sidwell  <nathan@codesourcery.com>
2006
2007         * vec.h: Propagate location information properly.
2008         (VEC_T_iterate): Add result pointer parameter.
2009         (VEC_T_space): New.
2010         (VEC_T_reserve): Use it.
2011
2012 2004-07-19  Daniel Jacobowitz  <dan@debian.org>
2013
2014         * Makefile.in (c-format.o): Depend on c-format.h.
2015         * c-format.h: New file.
2016         (struct format_char_info): Add CHAIN member.
2017         * c-format.c: Move some types and constants to c-format.h.
2018         (format_type_error): Set to -1.
2019         (struct function_format_info): Use an int for format_type.
2020         (decode_format_type): Return an int.  Return format_type_error
2021         on error.
2022         (print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
2023         (gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
2024         (scan_char_table, time_char_table, monetary_char_table): Initialize
2025         CHAIN to NULL.
2026         (n_format_types): New variable.
2027         (check_format_info_main): Handle CHAIN in format_char_info.
2028         (handle_format_attribute): Handle TARGET_FORMAT_TYPES and
2029         TARGET_N_FORMAT_TYPES.
2030         * config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
2031         (sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
2032         * config/sol2-c.c: New file.
2033         * config/t-sol2: New file.
2034         * config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
2035         * config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
2036         TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
2037
2038         * doc/extend.texi (Target Format Checks): New section.
2039         (Function Attributes): Mention it.
2040         * doc/invoke.texi: Mention target format checks.
2041         * doc/sourcebuild.texi: Mention target format checks.
2042         * dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
2043         TARGET_FORMAT_TYPES.
2044
2045 2004-07-19  Andreas Krebbel  <krebbel1@de.ibm.com>
2046
2047         * config/s390/s390-protos.h (s390_return_address_offset): Prototype
2048         added.
2049         * config/s390/s390.c (regclass_map initializer): Register 35 added to
2050         ADDR_REGS.
2051         (load_multiple_operation, store_multiple_operation): Removed
2052         pointless sanity check.
2053         (s390_decompose_address): Added check for return_address_pointer_rtx.
2054         (s390_return_addr_rtx): Use return_address_pointer_rtx for count == 0.
2055         (s390_return_address_offset): New function.
2056         * config/s390/s390.h (FIRST_PSEUDO_REGISTER): Increased to 36.
2057         (FRAME_REGNO_P): Added check for register 35.
2058         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
2059         REG_ALLOC_ORDER): Appended entry for register 35.
2060         (REG_CLASS_CONTENTS): Adjusted class masks for register 35.
2061         (EH_RETURN_HANDLER_RTX): Use return_address_pointer_rtx.
2062         (RETURN_ADDRESS_POINTER_REGNUM): New macro.
2063         (ELIMINABLE_REGS, INITIAL_ELIMINATION_OFFSET): Return address pointer
2064         is eliminable using stack pointer or hard frame pointer.
2065         (REGISTER_NAMES): Added name for register 35.
2066         * config/s390/s390.md ("load_multiple", "store_multiple"): Removed
2067         pointless sanity check.
2068
2069 2004-07-19  Roger Sayle  <roger@eyesopen.com>
2070
2071         * fold-const.c (tree_expr_nonzero_p): Add function prototype.
2072         (fold) <EQ_EXPR>: Move tree_expr_nonzero_p optimization from
2073         fold_relational_const to here, i.e. "(x | 5) == 0" -> false.
2074         (fold) (UNEQ_EXPR>: Add optimizations for unordered comparisons
2075         of the form "x op x" where op is UNLE, UNGE, UNEQ or LTGT.
2076         (fold_relational_const): Tidy up handling of floating point
2077         comparisons by calling real_compare.  Remove tree_expr_nonzero_p
2078         transformation; fold_relational_const assumes constant operands.
2079
2080 2004-07-19  Gabriel Dos Reis  <gdr@integrable-solution.net>
2081
2082         * doc/sourcebuild.texi: Add libcpp, now that CPP has its own
2083         directory.
2084
2085 2004-07-19  Joseph S. Myers  <jsm@polyomino.org.uk>
2086
2087         * c-tree.h (struct c_expr): Define.
2088         (C_SET_EXP_ORIGINAL_CODE): Remove.
2089         (parser_build_binary_op, build_compound_expr): Update prototypes.
2090         * c-parse.in (%union): Add exprtype.
2091         (FUNC_NAME): Mark as ttype.
2092         (expr, expr_no_commas, cast_expr, unary_expr, primary): Change to
2093         exprtype.
2094         (expr): Update.  Define directly in terms of expr_no_commas
2095         instead of using nonnull_exprlist.
2096         (nonnull_exprlist, unary_expr, cast_expr, expr_no_commas, primary,
2097         offsetof_member_designator, typespec_nonreserved_nonattr, init,
2098         initval, designator, component_declarator,
2099         component_notype_declarator, enumerator, array_declarator,
2100         condition, exexpr, switch_statement, stmt_nocomp, stmt,
2101         nonnull_asm_operands, ivar_declarator, receiver): Update.  Don't
2102         set C_EXP_ORIGINAL_CODE.  Use TREE_NO_WARNING for assignments
2103         where appropriate.
2104         * c-common.h (C_EXP_ORIGINAL_CODE): Remove.
2105         * c-common.c (c_common_truthvalue_conversion): Don't check
2106         C_EXP_ORIGINAL_CODE.
2107         * c-typeck.c (parser_build_binary_op): Use c_expr structures.
2108         Don't use C_EXP_ORIGINAL_CODE.
2109         (default_conversion, default_function_array_conversion): Don't use
2110         C_EXP_ORIGINAL_CODE.  Preserve TREE_NO_WARNING.
2111         (internal_build_compound_expr): Merge into build_compound_expr.
2112         (build_compound_expr): Take two operands instead of a TREE_LIST.
2113         * objc/objc-act.c (get_super_receiver): Update calls to
2114         build_compound_expr.
2115
2116 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
2117
2118         * config/sh/sh.c (sh_use_dfa_interface): Remove.
2119         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Set to
2120         hook_int_void_1.
2121         * config/sh/sh.md: Extract pipeline descriptions
2122         into separate files.
2123         * config/sh/sh1.md: New file, extracted from sh.md.
2124         * config/sh/sh4.md: New file, extracted from sh.md.
2125         * config/sh/shmedia.md: New file, extracted from sh.md
2126         and rewritten using new-style pipeline description.
2127
2128 2004-07-18  Zack Weinberg  <zack@codesourcery.com>
2129
2130         * config/pa/pa.md: Delete the two remaining define_peephole
2131         patterns.
2132
2133 2004-07-18  Steven Bosscher  <stevenb@suse.de>
2134             Joseph S. Myers  <jsm@polyomino.org.uk>
2135
2136         * c-common.c (c_common_truthvalue_conversion): Don't warn if
2137         TREE_NO_WARNING is set.
2138
2139 2004-07-18  Roger Sayle  <roger@eyesopen.com>
2140
2141         * builtins.c (simplify_builtin_memcmp, simplify_builtin_strcmp,
2142         simplify_builtin_strncmp): Delete.
2143         (fold_builtin_memcmp, fold_builtin_strcmp, fold_builtin_strncmp):
2144         Change argument to accept an arglist instead of an "exp".  Assume
2145         that the return type is always integer_type_node.  Copy missing
2146         transformations from their now obsolete simplify_builtin_*
2147         equivalents.
2148         (fold_builtin_1): Pass arglist instead of exp to fold_builtin_memcmp,
2149         fold_builtin_strcmp and fold_builtin_strncmp.
2150         (simplify_builtin): Call fold_builtin_memcmp, fold_builtin_strcmp
2151         and fold_builtin_strncmp instead of simplify_builtin_memcmp,
2152         simplify_builtin_strcmp and simplify_builtin_strncmp respectively.
2153
2154 2004-07-18  Daniel Jacobowitz  <dan@debian.org>
2155
2156         * Makefile.in (tree-alias-common.o): Update dependencies.
2157
2158 2004-07-17  Sebastian Pop  <pop@cri.ensmp.fr>
2159
2160         * cfgloop.c (flow_loop_nested_p): Fix comment.
2161
2162 2004-07-17  Jason Merrill  <jason@redhat.com>
2163
2164         PR c++/16115
2165         * stor-layout.c (relayout_decl): New fn.
2166         * tree.h: Declare it.
2167         (DECL_BY_REFERENCE): New macro.
2168
2169 2004-07-17  Eric Botcazou  <ebotcazou@act-europe.fr>
2170
2171         * libgcc2.c (__enable_execute_stack): New symbol.
2172         * libgcc-std.ver (GCC_3.4.2): New version.  Inherit from GCC_3.4
2173         and declare __enable_execute_stack.
2174         * mklibgcc.in (lib2funcs): Add _enable_execute_stack.
2175         * config/netbsd.h (NETBSD_ENABLE_EXECUTE_STACK): ANSIfy.
2176         * config/sol2.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2177         ENABLE_EXECUTE_STACK.
2178         * config/alpha/alpha.c (alpha_initialize_trampoline): Conditionalize
2179         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2180         * config/alpha/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2181         ENABLE_EXECUTE_STACK.
2182         * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2183         * config/i386/i386.c (x86_initialize_trampoline): Conditionalize
2184         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2185         * config/i386/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Rename into
2186         ENABLE_EXECUTE_STACK.
2187         * config/i386/netbsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2188         * config/i386/netbsd64.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2189         * config/sparc/freebsd.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2190         * config/sparc/netbsd-elf.h (TRANSFER_FROM_TRAMPOLINE): Likewise.
2191         * config/sparc/sparc.c (sparc_initialize_trampoline): Conditionalize
2192         on ENABLE_EXECUTE_STACK instead of TRANSFER_FROM_TRAMPOLINE.
2193         (sparc64_initialize_trampoline): Likewise.
2194         * doc/tm.texi (trampolines): Add ENABLE_EXECUTE_STACK macro.
2195
2196 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
2197
2198         * langhooks.h (builtin_function): New langhook.
2199         * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION): New.
2200         (LANG_HOOKS_INITIALIZER): Update.
2201         * tree.h (builtin_function): Remove.
2202         * doc/tm.texi: Update.
2203         * c-tree.h (builtin_function): Declare.
2204         * c-common.c, config/alpha/alpha.c, config/arm/arm.c,
2205         config/c4x/c4x.c, config/frv/frv.c, config/i386/i386.c,
2206         config/ia64/ia64.c, config/iq2000/iq2000.c,
2207         config/rs6000/rs6000.c, config/s390/s390.c, config/sh/sh.c,
2208         config/stormy16/stormy16.c: All callers of builtin_function
2209         changed.
2210
2211 2004-07-17  Andrew Pinski  <pinskia@physics.uc.edu>
2212
2213         PR target/16556
2214         * config/i386/darwin.h (UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
2215         Remove white space after the backslash.
2216
2217 2004-07-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
2218
2219         PR rtl-optimization/16294
2220         * resource.c (return_insn_p): New predicate.
2221         (mark_target_live_regs): Use it.  Special-case return insns.
2222         (init_resource_info): Use it.  Don't scan the epilogue past
2223         a return.
2224
2225 2004-07-17  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
2226
2227         * loop-init.c (loop_optimizer_init, loop_optimizer_finalize): Do not
2228         destroy dominance information.
2229         * passes.c (rest_of_handle_loop2):  Free dominance information.
2230         * tree-cfg.c (cleanup_tree_cfg): Remove unreachable blocks before
2231         jump threading.
2232         (thread_jumps): Update dominance information and remove unreachable
2233         blocks.
2234         * tree-ssa-phiopt.c (replace_phi_with_stmt):  Update dominance
2235         information and remove the unreachable block.
2236
2237 2004-07-17  Graham Stott  <graham.stott@btinternet.com>
2238
2239         * emit-rtl.c (reorder_insns): Don't set BB for a BARRIER insn.
2240
2241 2004-07-17  Toon Moene  <toon@moene.indiv.nluug.nl>
2242
2243         * doc/sourcebuild.texi: Remove libf2c entry.
2244
2245 2004-07-17  Paolo Bonzini  <bonzini@gnu.org>
2246
2247         * config/i386/i386.md (movv16qi_internal): Fix typo.
2248
2249 2004-07-17  Steven Bosscher  <stevenb@suse.de>
2250
2251         * final.c (final_scan_insn): Fix broken commit from previous
2252         patch.
2253
2254 2004-07-17  Joseph S. Myers  <jsm@polyomino.org.uk>
2255
2256         * c-typeck.c (parser_build_binary_op): Condition warnings for
2257         X<=Y<=Z on -Wparentheses instead of -Wextra.
2258         * doc/invoke.texi: Update.  Document that most of -Wparentheses is
2259         supported for C only.
2260
2261 2004-07-17  Steven Bosscher  <stevenb@suse.de>
2262
2263         * cfgcleanup.c (try_simplify_condjump): Don't remove line
2264         notes to avoid unreachable code warnings.
2265         * toplev.c (backend_init): Don't emit line notes for
2266         unreachable code warnings.
2267
2268         * combine.c (distribute_notes): Don't distribute a
2269         REG_VTABLE_REF note.
2270         * final.c (final_scan_insn): Don't handle it.
2271         * rtl.c (reg_note_name): Remove it.
2272         * rtl.h (enum reg_node): Dito.
2273
2274         * emit-rtl.c (force_line_numbers, restore_line_number_status):
2275         Remove.
2276         * rtl.h (force_line_numbers, restore_line_number_status):
2277         Remove prototypes.
2278
2279         * stmt.c (using_eh_for_cleanups_p, using_eh_for_cleanups): Move...
2280         * tree-eh.c (using_eh_for_cleanups_p): ...here.  Make static.
2281         (using_eh_for_cleanups): Also moved here.
2282
2283         * expr.c (expand_expr_real_1) <CASE_LABEL_EXPR>: Die if we see one.
2284         <SWITCH_EXPR>: Die if we have a non-NULL SWITCH_BODY.  Update calls
2285         to expand_start_case and add_case_node.
2286         * stmt.c (struct nesting): Cleanup unused fields condition_code,
2287         last_unconditional_cleanup, nominal_type, printname, and
2288         line_number_status.
2289         (struct fixup_goto): Remove.
2290         (struct stmt_status): Remove x_goto_fixup_chain field.
2291         (goto_fixup_chain): Remove.
2292         (strip_default_case_nodes, group_case_nodes, emit_jump_if_reachable,
2293         pushcase, pushcase_range): Remove.
2294         (expand_start_bindings_and_block): Don't set unused fields in
2295         the nesting stack.
2296         (expand_start_case, add_case_node): Cleanup unused formal arguments.
2297         (expand_end_case_type): Don't simplify the case-list.  Use emit_jump
2298         instead of emit_jump_if_reachable.
2299         (emit_case_nodes): Likewise.
2300         * tree-cfg.c (group_case_labels, cleanup_dead_labels): No longer
2301         static.
2302         (update_eh_label): Work around left-over exception handing regions.
2303         * tree-flow.h (group_case_labels, cleanup_dead_labels): Add protos.
2304         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): New function.
2305         (pass_cleanup_cfg_post_optimizing): New pass.
2306         (init_tree_optimization_passes): Run the new pass after all
2307         optimizations.
2308         * tree.h (pushcase, pushcase_range): Remove prototypes.
2309         (expand_start_case, add_case_node): Update prototypes.
2310
2311 2004-07-16  Krister Walfridsson  <cato@df.lth.se>
2312
2313         * tree-inline.c (estimate_num_insns_1): Correct increase of count.
2314
2315 2004-07-16  Richard Henderson  <rth@redhat.com>
2316
2317         * builtins.c (std_expand_builtin_va_arg): Remove.
2318         (expand_builtin_va_arg): Remove.
2319         * expr.h: Don't declare them.
2320         * gimplify.c (mark_decls_volatile_r): Remove.
2321         (copy_if_shared_r): Don't call it.
2322         * target-def.h: Don't test EXPAND_BUILTIN_VA_ARG.
2323         * expr.c (expand_expr_real_1): Don't handle VA_ARG_EXPR.
2324         * gimple-low.c (lower_stmt): Likewise.
2325         * tree-cfg.c (cfg_remove_useless_stmts_bb): Likewise.
2326         * tree-gimple.c (is_gimple_tmp_rhs, is_gimple_stmt): Likewise.
2327         * tree-ssa-operands.c (get_expr_operands): Likewise.
2328         * doc/tm.texi (TARGET_GIMPLIFY_VA_ARG_EXPR): Don't mention
2329         EXPAND_BUILTIN_VA_ARG.
2330         * system.h (EXPAND_BUILTIN_VA_ARG): Poison.
2331         * config/alpha/alpha.h, config/alpha/unicosmk.h, config/i386/i386.h,
2332         config/ia64/ia64.h, config/rs6000/rs6000.h, config/s390/s390.h,
2333         config/sparc/sparc.h (EXPAND_BUILTIN_VA_ARG): Remove.
2334
2335 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
2336
2337         * tree-ssa-pre.c (insert_aux): Break out if we hit
2338         a critical edge.
2339
2340 2004-07-16  Richard Henderson  <rth@redhat.com>
2341
2342         * basic-block.h (remove_fake_exit_edges): Declare.
2343         * cfganal.c (remove_fake_predecessors): Rename from
2344         remove_fake_successors; iterate over predecessors.
2345         (remove_fake_exit_edges): New.
2346         * cfgcleanup.c (try_optimize_cfg): Use it.
2347         * gcse.c (one_pre_gcse_pass, store_motion): Likewise.
2348         * predict.c (estimate_probability): Likewise.
2349         (tree_estimate_probability, note_prediction_to_br_prob): Likewise.
2350         * tree-cfg.c (make_edges): Likewise.
2351         * tree-ssa-pre.c (fini_pre): Likewise.
2352         * profile.c (instrument_edges): Don't remove_fake_edges.
2353         (branch_prob): Do it earlier here.
2354
2355 2004-07-16  Richard Henderson  <rth@redhat.com>
2356
2357         * tree-ssa-operands.c (get_expr_operands): Fix 2004-07-15
2358         switchification wrt CONSTRUCTOR.  Document the reason.
2359
2360 2004-07-16  Frank Ch. Eigler  <fche@redhat.com>
2361
2362         * tree-mudflap.c (mf_file_function_line_tree): Correct typo
2363         that prevented descriptive __mf_check source location strings.
2364
2365 2004-07-16  Richard Henderson  <rth@redhat.com>
2366
2367         * tree-def (WITH_SIZE_EXPR): New.
2368         * explow.c (expr_size, int_expr_size): Handle WITH_SIZE_EXPR.
2369         * expr.c (expand_expr_real_1): Likewise.
2370         * gimplify.c (maybe_with_size_expr): New.
2371         (gimplify_arg, gimplify_modify_expr): Use it.
2372         (gimplify_modify_expr_to_memcpy): Take size parameter.
2373         (gimplify_modify_expr_to_memset): Likewise.
2374         (gimplify_expr): Handle WITH_SIZE_EXPR.
2375         * tree-alias-common.c (find_func_aliases): Likewise.
2376         * tree-eh.c (tree_could_trap_p): Likewise.
2377         (tree_could_throw_p): Likewise.
2378         * tree-gimple.c (is_gimple_lvalue): Likewise.
2379         (get_call_expr_in): Likewise.
2380         * tree-inline.c (estimate_num_insns_1): Likewise.
2381         (expand_calls_inline): Likewise.
2382         * tree-nested.c (convert_call_expr): Likewise.
2383         * tree-pretty-print.c (dump_generic_node): Likewise.
2384         * tree-sra.c (sra_walk_expr): Likewise.
2385         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
2386         * tree-ssa-ccp.c (get_rhs, set_rhs): Likewise.
2387         * tree-ssa-operands.c (get_expr_operands): Likewise.
2388         * tree-tailcall.c (find_tail_calls): Likewise.
2389
2390         * calls.c (expand_call): Reset old_stack_allocated after
2391         calling emit_stack_restore.
2392
2393 2004-07-16  Richard Henderson  <rth@redhat.com>
2394
2395         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_COPY_RES_DECL_FOR_INLINING,
2396         lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2397         * langhooks.c (lhd_tree_inlining_copy_res_decl_for_inlining): Remove.
2398         * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
2399         copy_res_decl_for_inlining.
2400
2401         * tree-inline.c (declare_return_variable): New modify_dest argument.
2402         Use it as the return value, when possible or manditory.  Handle
2403         TREE_ADDRESSABLE types.
2404         (expand_call_inline): Extract MODIFY_EXPR lhs for call.  Simplify
2405         replacement of CALL_EXPR.
2406
2407 2004-07-16  Richard Henderson  <rth@redhat.com>
2408
2409         * tree-flow.h (struct var_ann_d): Remove has_hidden_use.
2410         * gimple-low.c (expand_var_p): Don't check it.
2411         * tree-ssa-alias.c (setup_pointers_and_addressables): Likewise.
2412         * tree-ssa-copyrename.c (rename_ssa_copies): Likewise.
2413         * tree-ssa-operands.c (add_stmt_operand): Likewise.
2414         * tree-dfa.c (find_hidden_use_vars, find_hidden_use_vars_r): Kill.
2415         (find_referenced_vars): Don't call them.
2416         * tree-flow-inline.h (has_hidden_use, set_has_hidden_use): Kill.
2417
2418 2004-07-16  Richard Henderson  <rth@redhat.com>
2419
2420         * function.c (pass_by_reference): True for all variable sized types.
2421
2422 2004-07-16  Sebastian Pop  <pop@cri.ensmp.fr>
2423
2424         * Makefile.in (tree-pretty-print.o): Depend on tree-chrec.h.
2425         * tree-pretty-print.c: Include tree-chrec.h.
2426         (dump_generic_node): Pretty print SCEV_KNOWN, SCEV_NOT_KNOWN
2427         and POLYNOMIAL_CHREC nodes.
2428
2429 2004-07-16  Steve Ellcey  <sje@cup.hp.com>
2430
2431         * builtins.c (expand_builtin_stpcpy): Do not create temporary
2432         reg with VOIDmode.
2433
2434 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
2435
2436         * config/rs6000/eabi.asm (__eabi_convert): Fix typo (cmpi vs. cmpwi).
2437
2438 2004-07-16  Andreas Krebbel  <krebbel1@de.ibm.com>
2439
2440         * config/s390/s390.md: Changed every occurence of BASE_REGISTER
2441         to BASE_REGNUM.
2442         * config/s390/s390.c: Likewise.
2443         * config/s390/s390.h: Likewise.
2444
2445 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2446
2447         * config/mips/mips.md (addsi3, adddi3): Remove special handling
2448         of $sp adds.  Remove REGNO checks from mips16 patterns.
2449
2450 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2451
2452         * config/mips/mips.md: Delete outdated comment.
2453
2454 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2455
2456         * config/mips/mips.c (get_float_compare_codes): Delete.
2457         (mips_emit_compare): New function, mostly extracted from
2458         get_float_compare_codes and gen_conditional_branch.
2459         (gen_conditional_branch, gen_conditional_move): Use it.
2460
2461 2004-07-16  Segher Boessenkool  <segher@kernel.crashing.org>
2462
2463         * genautomata.c (add_vect): Speedup by using integers as
2464         bit-vectors for walking through the comb_vect and finding
2465         a match.
2466
2467 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2468
2469         * config/mips/mips.c (mips_zero_if_equal): Only use XORs if the second
2470         operand is an uns_arith_operand; use subtraction otherwise.
2471         * config/mips/mips.md (cmpsi, cmpdi): Allow any nonmemory_operand,
2472         not just arith_operands.
2473
2474 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2475
2476         * config/mips/mips-protos.h (gen_int_relational): Delete.
2477         (mips_emit_scc): Declare.
2478         * config/mips/mips.c (internal_test): Delete.
2479         (sle_operand, sleu_operand): New functions.
2480         (map_test_to_internal_test, gen_int_relational): Delete.
2481         (mips_emit_binary, mips_relational_operand_ok_p)
2482         (mips_emit_int_relational, mips_zero_if_equal)
2483         (mips_emit_scc): New functions.
2484         (gen_conditional_branch): Rework to use mips_emit_int_relational.
2485         * config/mips/mips.h (PREDICATE_CODES): Add sle_operand and
2486         sleu_operand.
2487         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2488         (sltu, sleu): Use mips_emit_scc.
2489         (*sge_[sd]i, *sgeu_[sd]i): New patterns.
2490         (*sle_[sd]i, *sle_[sd]i_mips16): Use sle_operand.
2491         (*sleu_[sd]i, *sleu_[sd]i_mips16): Use sleu_operand.
2492
2493 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2494
2495         * config/mips/mips.md (*sgt_di_mips16): Fix destination constraint.
2496
2497 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2498
2499         * config/mips/mips.md (*seq_[sd]i): Renamed from seq_[sd]i_zero.
2500         (*sne_[sd]i): Likewise sne_[sd]i_zero.
2501         (*sgt_[sd]i): ...and sgt_[sd]i.
2502         (*slt_[sd]i): ...and slt_[sd]i.
2503         (*sgtu_[sd]i): ...and sgtu_[sd]i.
2504         (*sltu_[sd]i): ...and sltu_[sd]i.
2505         (*sleu_[sd]i): ...and sleu_[sd]i_const.
2506         Name previously unnamed mips16 patterns.  Formatting fixes.
2507
2508 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2509
2510         * config/mips/mips.c (cmp_operands): Renamed from branch_cmp.
2511         (branch_type): Delete.
2512         (gen_conditional_branch, gen_conditional_move)
2513         (mips_gen_conditional_trap): Update after name change.  Get the
2514         comparison mode from cmp_operands[0].
2515         * config/mips/mips.h (cmp_type, branch_type): Delete.
2516         (cmp_operands): Renamed from branch_cmp.
2517         * config/mips/mips.md (cmpsi, cmpdi, cmpsf, cmpdf): Update after
2518         name change.  Don't set branch_type.
2519         (seq, sne, sgt, sge, slt, sle, sgtu, sgeu, sltu, sleu): Check the
2520         mode class of cmp_operands[0] rather than branch_type.  Update after
2521         name change.
2522
2523 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2524
2525         * config/mips/mips.c (mips_rtx_costs): In mips16 code, set the cost
2526         of 0...255 to 0 when inside a SET.
2527
2528 2004-07-16  Richard Sandiford  <rsandifo@redhat.com>
2529
2530         * config/mips/mips.md: Remove mips16 define_peepholes.
2531
2532 2004-07-16  Daniel Berlin  <dberlin@dberlin.org>
2533
2534         * tree-ssa-pre.c (init_pre): Connect infinite loops to exit.
2535         (fini_pre): Remove fake edges.
2536
2537 2004-07-15  Richard Henderson  <rth@redhat.com>
2538
2539         * tree-ssa-operands.c (get_expr_operands): Use a switch.  Split out...
2540         (get_indirect_ref_operands, get_call_expr_operands): ... these.
2541
2542 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
2543
2544         * vec.h (VEC_address): New function.
2545
2546 2004-07-14  Jason Merrill  <jason@redhat.com>
2547
2548         PR middle-end/15885
2549         * gimplify.c (gimplify_arg): New fn, split out from...
2550         (gimplify_call_expr): Here.  Special-case BUILT_IN_VA_START.
2551
2552 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
2553
2554         * config/m68k/m68k.c (output_move_qimode): Abort on an attempt to
2555         generate code which is generated by pushqi1 now
2556         * config/m68k/m68k.h (MOVE_BY_PIECES_P): Remove.
2557
2558 2004-07-15  Roman Zippel  <zippel@linux-m68k.org>
2559
2560         * combine.c (simplify_set): match the mode of the constant 0 with
2561         the tested operand to match the compare behaviour and the
2562         simplify_relational_operation() expectation.
2563
2564 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
2565
2566         * config/rs6000/rs6000.md ("bunordered"): Disable for e500.
2567         ("bordered"): Same.
2568
2569 2004-07-15  Aldy Hernandez  <aldyh@redhat.com>
2570
2571         * config/rs6000/rs6000.md ("*cceq_ior_compare"): Allow
2572         unconditionally.
2573         * config/rs6000/spe.md ("e500_cceq_ior_compare"): Remove.
2574
2575 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
2576
2577         * config/mips/mips.c (mips_adjust_insn_length): Fix handling of
2578         calls in mips16 code.
2579
2580 2004-07-15  Richard Sandiford  <rsandifo@redhat.com>
2581
2582         * config/mips/mips.md: In the mips16 li/neg splitter, use SImode for
2583         the destination of the li as well as for the neg.
2584
2585 2004-07-15  Frank Ch. Eigler  <fche@redhat.com>
2586
2587         g++/15861
2588         * cgraphunit.c (cgraph_build_static_cdtor): Add priority argument.
2589         * cgraph.h: Update declaration.
2590         * c-decl.c (build_cdtor): Update call with default priority.
2591         * coverage.c (create_coverage): Ditto.
2592         * tree-mudflap.c (mf_init_fndecl): New tree.
2593         (mudflap_init): Set it.
2594         (mudflap_register_call): Arrange to call __mf_init before the first
2595         __mf_register call.
2596         (mudflap_finish_file): Mark the mudflap static initializer as extra
2597         high priority, to beat all C++ static constructors.
2598
2599 2004-07-15  Jeff Law  <law@redhat.com>
2600
2601         * loop.c (check_insn_for_givs): Restore check for code labels that was
2602         accidentally deleted by a recent checkin.
2603
2604 2004-07-15  Nathan Sidwell  <nathan@codesourcery.com>
2605
2606         * vec.h (VEC_T_truncate): Allow truncation of an empty vector.
2607         (VEC_T_quick_insert, VEC_T_ordered_remove): Fix sizeof(T) thinko.
2608
2609 2004-07-14  Richard Henderson  <rth@redhat.com>
2610
2611         * print-tree.c (print_node): Fix casts last change.
2612
2613 2004-07-15  Paul Brook  <paul@codesourcery.com>
2614
2615         * dwarf2out.c (dwarf2out_begin_prologue): Rename IA64_UNWIND_INFO
2616         to TARGET_UNWIND_INFO.
2617         * except.c (output_function_exception_table): Ditto.
2618         * except.h: Ditto.
2619         * opts.c (decode_options): Ditto.
2620         * passes.c (rest_of_handle_final): Ditto.
2621         * final.c (final_start_function): Ditto.
2622         (final_scan_insn, final_scan_insn): Replace IA64_UNWIND_EMIT with
2623         target hook.
2624         * targhooks.h (default_unwind_emit): Declare.
2625         * targhooks.c (default_unwind_emit): New function.
2626         * target-def.h: Define and use TARGET_UNWIND_EMIT.
2627         * target.h (struct gcc_target): Add unwind_emit.
2628         * config/ia64/ia64.c (TARGET_UNWIND_EMIT): Define.
2629         * config/ia64/ia64.h: Rename IA64_UNWIND_INFO to TARGET_UNWIND_INFO.
2630         Remove IA64_UNWIND_EMIT.
2631         * doc/tm.texi: Document TARGET_UNWIND_EMIT and TARGET_UNWIND_INFO.
2632
2633 2004-07-14  Richard Henderson  <rth@redhat.com>
2634
2635         * print-tree.c (print_node): Handle SSA_NAME.
2636
2637 2004-07-14  James E Wilson  <wilson@specifixinc.com>
2638
2639         PR target/16325
2640         * config/mips/mips.h (STARTING_FRAME_OFFSET): When flag_profile_value
2641         and ! TARGET_64BIT, include REG_PARM_STACK_SPACE.
2642
2643 2004-07-15  Jakub Jelinek  <jakub@redhat.com>
2644
2645         * expr.c (expand_assignment): Reenable bitfield += optimizations.
2646         Use alias set 0 for memory, do proper mode calculations and adjust
2647         address for memories.
2648
2649 2004-07-14  Per Bothner  <per@bothner.com>
2650
2651         * input.h:  If USE_MAPPED_LOCATION, define separate expanded_location
2652         structure with extra column field.
2653         * tree.c (expand_location):  Also fill in column field.
2654         * gengtype-lex.l:  Ignore expanded_location typedef, sinze gengtype
2655         gets confused by the two conditionally-compiled definitions.
2656
2657 2004-07-14  Eric Christopher  <echristo@redhat.com>
2658
2659         * calls.c (expand_call): Fix typo in comment.
2660
2661 2004-07-14  Steve Ellcey  <sje@cup.hp.com>
2662
2663         * config/ia64/ia64.c (ia64_expand_compare): Allow ORDERED
2664         comparision of TFmode.
2665
2666 2004-07-14  Richard Henderson  <rth@redhat.com>
2667
2668         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Move indirect ...
2669         (alpha_gimplify_va_arg): ... handling here.  Use pass_by_reference.
2670         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Use pass_by_reference.
2671         * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2672         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2673         * config/ia64/ia64.c (ia64_gimplify_va_arg): Likewise.
2674         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
2675         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2676         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2677
2678 2004-07-14  Mike Stump  <mrs@apple.com>
2679
2680         * config/darwin.h (WINT_TYPE): Define to be int to match
2681         system header files.
2682
2683 2004-07-14  Bob Wilson  <bob.wilson@acm.org>
2684
2685         * config/xtensa/xtensa.c (function_arg_advance): Check for args
2686         that must be passed in the stack.
2687         (xtensa_gimplify_va_arg_expr): Skip special-case padding for small
2688         arguments if the size is not a constant.
2689
2690 2004-07-14  Per Bothner  <per@bothner.com>
2691
2692         * c-typeck.c (emit_side_effect_warnings):  Use EXPR_HAS_LOCATION
2693         instead of EXPR_LOCUS in a boolean context, which is always true
2694         if --enable-mapped-location.
2695         * stmt.c (warn_if_unused_value):  Likewise.  Also use EXPR_LOCATION.
2696
2697 2004-07-14  Richard Henderson  <rth@redhat.com>
2698
2699         * dominance.c (struct dom_info): Add fake_exit_edge.
2700         (init_dom_info): Allocate it.
2701         (free_dom_info): Free it.
2702         (calc_dfs_tree): Set it.  Handle noreturn and infinite loops
2703         in two passes.
2704         (calc_idoms): Honor fake_exit_edge.
2705
2706 2004-07-13  Jason Merrill  <jason@redhat.com>
2707
2708         * tree-gimple.c (is_gimple_reg_rhs, is_gimple_mem_rhs): New fns.
2709         (rhs_test_for): New fn.
2710         (is_gimple_tmp_rhs): Rename from is_gimple_rhs.
2711         * tree-gimple.h: Declare them.
2712         * gimplify.c (gimplify_modify_expr): Use the new fns.
2713
2714 2004-07-14  Richard Henderson  <rth@redhat.com>
2715
2716         * config/arm/arm-protos.h (arm_va_arg): Remove.
2717         * config/arm/arm.c (arm_va_arg): Remove.
2718         (arm_init_expanders): Fix alignment of arg_pointer_rtx.
2719         * config/arm/arm.h (EXPAND_BUILTIN_VA_ARG): Remove.
2720
2721 2004-07-14  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2722
2723         * pa.c (fix_range): New function to mark a range(s) of registers as
2724         fixed registers.
2725         (override_options): Call fix_range if the -mfixed-range option string
2726         is not empty.
2727         * pa.h (TARGET_OPTIONS): Add -mfixed-range option.
2728         * doc/invoke.texi (-mfixed-range): Document new option.
2729
2730 2004-07-14  David Edelsohn  <edelsohn@gnu.org>
2731
2732         * config/rs6000/rs6000.c (function_arg_padding): Do not pad SFmode
2733         for TARGET_64BIT.
2734         (rs6000_gimplify_va_arg): Use size_int instead of build_int_2.
2735
2736 2004-07-14  Roger Sayle  <roger@eyesopen.com>
2737
2738         * expmed.c (expand_sdiv_pow2): New function to expand signed division
2739         by a positive power of two, split out from expand_divmod.  Provide
2740         an alternate implementation when shifts are expensive.  Lower the
2741         threshold for using a branchless implementation to BRANCH_COST >= 2.
2742         (expand_divmod): Call expand_sdiv_pow2 for suitable divisions.
2743
2744 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
2745
2746         * tree-dfa.c (make_rename_temp): *Really* work just
2747         like create_tmp_var if called while outside SSA form.
2748
2749 2004-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
2750
2751         * config/s390/s390.md ("udivsi3"): Ensure trap is generated
2752         for division by zero.
2753         ("umodsi3"): Likewise.
2754
2755 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
2756
2757         * config/mips/mips.c (mips_output_move): When generating mips16 code,
2758         force loads of negative constants to be split.
2759         * config/mips/mips.md (*movhi_mips16, *movqi_mips16): Likewise.
2760         Generalize SImode li/neg splitter to cope with other modes.
2761
2762 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
2763
2764         * expmed.c: Remove more references to QUEUED in the comments.
2765         * expr.c: Likewise.
2766
2767 2004-07-14  Richard Sandiford  <rsandifo@redhat.com>
2768
2769         Revert:
2770         2004-07-13  Richard Henderson  <rth@redhat.com>
2771         * config/mips/mips.c (mips_pass_by_reference): Handle mode sizes
2772         correctly.
2773
2774 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
2775
2776         * tree-dfa.c (make_rename_temp): Work just like
2777         create_tmp_var if called while outside SSA form.
2778
2779 2004-07-14  Paolo Bonzini  <bonzini@gnu.org>
2780
2781         * expr.c (enqueue_insn, finish_expr_for_function,
2782         protect_from_queue, queued_subexp_p, mark_queue,
2783         emit_insns_enqueued_after_mark, emit_queue,
2784         expand_increment): Remove.
2785         (store_constructor): Expand increment as an assignment.
2786         (expand_expr_real_1 <case PREINCREMENT_EXPR,
2787         case PREDECREMENT_EXPR, case POSTINCREMENT_EXPR,
2788         case POSTDECREMENT_EXPR>): Abort.
2789         * expr.h (QUEUED_VAR, QUEUED_INSN, QUEUED_COPY,
2790         QUEUED_BODY, QUEUED_NEXT, finish_expr_for_function,
2791         protect_from_queue, emit_queue, queued_subexp_p): Remove.
2792         * function.h (pending_chain, x_pending_chain): Remove.
2793         * rtl.def (QUEUED): Remove.
2794
2795         * emit-rtl.c (copy_insn_1, copy_most_rtx,
2796         set_used_flags, verify_rtx_sharing): Remove references to QUEUED.
2797         * genattrtab.c (attr_copy_rtx, clear_struct_flag,
2798         encode_units_mask): Likewise.
2799         * local-alloc.c (equiv_init_varies_p): Likewise.
2800         * rtl.c (copy_rtx): Likewise.
2801         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2802         * simplify-rtx.c (simplify_gen_subreg): Likewise.
2803         * config/mn10300/mn10300.c (legitimate_pic_operand_p): Likewise.
2804
2805         * builtins.c (expand_builtin, expand_builtin_apply,
2806         expand_builtin_mathfn, expand_builtin_mathfn_2,
2807         expand_builtin_mathfn_3, expand_builtin_setjmp_setup):
2808         Remove calls to emit_queue and protect_from_queue.
2809         * calls.c (expand_call, precompute_arguments,
2810         precompute_register_parameters, rtx_for_function_call,
2811         store_one_arg): Likewise.
2812         * dojump.c (do_compare_and_jump, do_jump): Likewise.
2813         * explow.c (memory_address): Likewise.
2814         * expmed.c (clear_by_pieces_1, clear_storage,
2815         clear_storage_via_libcall, emit_group_load,
2816         emit_group_store, emit_store_flag,
2817         expand_expr_real_1, store_by_pieces,
2818         store_constructor, store_expr, try_casesi,
2819         try_tablejump): Likewise.
2820         * function.c (expand_pending_sizes): Likewise.
2821         * optabs.c (emit_cmp_and_jump_insns,
2822         emit_conditional_add, emit_conditional_move,
2823         expand_fix, expand_float, prepare_cmp_insn): Likewise.
2824         * stmt.c (emit_case_bit_tests,
2825         expand_asm_expr, expand_computed_goto,
2826         expand_decl_init, expand_end_case_type,
2827         expand_end_stmt_expr, expand_expr_stmt_value,
2828         expand_return, expand_start_case,
2829         optimize_tail_recursion): Likewise.
2830         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2831         * config/s390/s390.c (s390_expand_cmpmem): Likewise.
2832
2833 2004-07-14  Ben Elliston  <bje@au.ibm.com>
2834
2835         * vec.h: Comment fix.
2836
2837 2004-07-13  Richard Henderson  <rth@redhat.com>
2838
2839         * target.h (struct gcc_target): Add calls.pass_by_reference.
2840         * target-def.h (TARGET_PASS_BY_REFERENCE): New.
2841         * function.c (pass_by_reference): Use the hook.
2842         * system.h (FUNCTION_ARG_PASS_BY_REFERENCE): Poison.
2843         * targhooks.c, targhooks.h (hook_pass_by_reference_false): New.
2844         (hook_pass_by_reference_must_pass_in_stack): New.
2845         * config/alpha/alpha.c (function_arg): Don't query pass-by-ref.
2846         (alpha_pass_by_reference): New.
2847         (TARGET_PASS_BY_REFERENCE): New.
2848         * config/alpha/alpha.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2849         * config/arc/arc.c (arc_pass_by_reference): New.
2850         (TARGET_PASS_BY_REFERENCE): New.
2851         * config/arc/arc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2852         (FUNCTION_ARG_CALLEE_COPIES): True.
2853         * config/arm/arm-protos.h (arm_function_arg_pass_by_reference): Remove.
2854         * config/arm/arm.c (TARGET_PASS_BY_REFERENCE): New.
2855         (arm_pass_by_reference): Rename from arm_function_arg_pass_by_reference.
2856         * config/arm/arm.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2857         * config/c4x/c4x.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2858         * config/cris/cris.c (cris_pass_by_reference): New.
2859         (TARGET_PASS_BY_REFERENCE): New.
2860         * config/cris/cris.h (FUNCTION_ARG): Don't query pass-by-ref.
2861         (FUNCTION_INCOMING_ARG, FUNCTION_ARG_ADVANCE): Likewise.
2862         (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2863         * config/fr30/fr30.c (TARGET_PASS_BY_REFERENCE): New.
2864         * config/fr30/fr30.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2865         * config/frv/frv-protos.h (frv_function_arg_pass_by_reference): Kill.
2866         * config/frv/frv.c (TARGET_PASS_BY_REFERENCE): New.
2867         (frv_function_arg_pass_by_reference): Remove.
2868         * config/frv/frv.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2869         * config/i386/i386-protos.h (function_arg_pass_by_reference): Remove.
2870         * config/i386/i386.c (TARGET_PASS_BY_REFERENCE): New.
2871         (ix86_pass_by_reference): Rename from function_arg_pass_by_reference.
2872         * config/i386/i386.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2873         * config/ia64/ia64-protos.h (ia64_function_arg_pass_by_reference): Kill.
2874         * config/ia64/ia64.c (TARGET_PASS_BY_REFERENCE): New.
2875         (ia64_pass_by_reference): Rename from
2876         ia64_function_arg_pass_by_reference.
2877         * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2878         * config/ip2k/ip2k.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2879         * config/iq2000/iq2000-protos.h (function_arg_pass_by_reference): Kill.
2880         * config/iq2000/iq2000.c (TARGET_PASS_BY_REFERENCE): New.
2881         (iq2000_pass_by_reference): Rename from function_arg_pass_by_reference.
2882         * config/iq2000/iq2000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2883         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2884         * config/m32r/m32r-protos.h (m32r_pass_by_reference): Remove.
2885         * config/m32r/m32r.c (TARGET_PASS_BY_REFERENCE): New.
2886         (m32r_pass_by_reference): Adjust prototype.  Make static.
2887         Handle mode sizes correctly.
2888         * config/m32r/m32r.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2889         * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c
2890         (m68hc11_function_arg_pass_by_reference): Remove.
2891         * config/m68hc11/m68hc11.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2892         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2893         * config/mcore/mcore.c (TARGET_PASS_BY_REFERENCE): New.
2894         * config/mcore/mcore.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2895         * config/mips/mips-protos.h (function_arg_pass_by_reference): Remove.
2896         * config/mips/mips.c (TARGET_PASS_BY_REFERENCE): New.
2897         (mips_va_arg): Use pass_by_reference.
2898         (mips_pass_by_reference): Rename from function_arg_pass_by_reference.
2899         Handle mode sizes correctly.
2900         * config/mips/mips.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2901         (FUNCTION_ARG_CALLEE_COPIES): Don't reference pass-by-ref.
2902         * config/mmix/mmix-protos.h (mmix_function_arg_pass_by_reference): Kill.
2903         * config/mmix/mmix.c (TARGET_PASS_BY_REFERENCE): New.
2904         (mmix_pass_by_reference): Rename from
2905         mmix_function_arg_pass_by_reference.
2906         * config/mmix/mmix.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2907         (FUNCTION_ARG_CALLEE_COPIES): True.
2908         * config/mn10300/mn10300.c (TARGET_PASS_BY_REFERENCE): New.
2909         (mn10300_pass_by_reference): New.
2910         * config/mn10300/mn10300.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2911         (FUNCTION_ARG_CALLEE_COPIES): True.
2912         * config/pa/pa.c (pa_pass_by_reference): New.
2913         (TARGET_PASS_BY_REFERENCE): New.
2914         * config/pa/pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2915         (FUNCTION_ARG_CALLEE_COPIES): True.
2916         * config/rs6000/rs6000-protos.h (function_arg_pass_by_reference): Kill.
2917         * config/rs6000/rs6000.c (TARGET_PASS_BY_REFERENCE): New.
2918         (rs6000_pass_by_reference): Rename from function_arg_pass_by_reference.
2919         * config/rs6000/rs6000.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2920         * config/s390/s390-protos.h (s390_function_arg_pass_by_reference): Kill.
2921         * config/s390/s390.c (TARGET_PASS_BY_REFERENCE): New.
2922         (s390_pass_by_reference): Rename from
2923         s390_function_arg_pass_by_reference.
2924         (s390_function_arg_advance): Don't query pass-by-ref.
2925         (s390_function_arg): Likewise.
2926         (s390_gimplify_va_arg): Use pass_by_reference.
2927         (s390_call_saved_register_used): Likewise.
2928         * config/s390/s390.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2929         * config/sh/sh.c (TARGET_PASS_BY_REFERENCE): New.
2930         (shcompact_byref, sh_pass_by_reference): New.
2931         * config/sh/sh.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2932         (SHCOMPACT_BYREF): Remove.
2933         * config/sparc/sparc-protos.h (function_arg_pass_by_reference): Kill.
2934         * config/sparc/sparc.c (TARGET_PASS_BY_REFERENCE): New.
2935         (sparc_pass_by_reference): Rename from function_arg_pass_by_reference.
2936         (sparc_gimplify_va_arg): Use pass_by_reference.
2937         * config/sparc/sparc.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2938         * config/stormy16/stormy16.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2939         * config/v850/v850.c (TARGET_PASS_BY_REFERENCE): New.
2940         (v850_pass_by_reference): New.
2941         * config/v850/v850.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
2942         (FUNCTION_ARG_CALLEE_COPIES): True.
2943         * doc/tm.texi (TARGET_PASS_BY_REFERENCE): Update from
2944         FUNCTION_ARG_PASS_BY_REFERENCE docs.
2945
2946 2004-07-14  Richard Henderson  <rth@redhat.com>
2947             Richard Sandiford  <rsandifo@redhat.com>
2948
2949         * config/mips/mips-protos.h (mips_va_arg): Delete.
2950         * config/mips/mips.h (EXPAND_BUILTIN_VA_ARG): Delete.
2951         * config/mips/mips.c: Include tree-gimple.h.
2952         (TARGET_GIMPLIFY_VA_ARG_EXPR): Define.
2953         (mips_arg_info): Remove special handling of must_pass_in_stck args.
2954         (mips_gimplify_va_arg_expr): Rewritten from mips_va_arg.
2955         (function_arg_pass_by_reference): Return true if must_pass_in_stack.
2956
2957 2004-07-13  Bob Wilson  <bob.wilson@acm.org>
2958
2959         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Swap
2960         arguments for COND_EXPR in big-endian adjustment code.
2961
2962 2004-07-13  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2963
2964         * pa-64.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Delete.
2965         * pa.h (ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Modify for hppa64.
2966         * pa32-regs.h (REG_ALLOC_ORDER): Reorder caller-saved registers.
2967         * pa64-regs.h (REG_ALLOC_ORDER): Likewise.
2968
2969 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
2970
2971         PR tree-optimization/16443
2972         * tree-ssa-alias.c: Add more description for
2973         CALL_CLOBBERED_VARS and ADDRESSABLE_VARS.
2974         * tree-ssa-operands.c (get_asm_expr_operands): Re-order the
2975         clobbering of call-clobbered and addressable variables.  If
2976         there are any before aliases have been computed, add them.
2977
2978 2004-07-13  Diego Novillo  <dnovillo@redhat.com>
2979
2980         * tree-optimize.c (execute_todo): Flush DUMP_FILE before
2981         verification.
2982
2983 2004-07-13  Ulrich Weigand  <uweigand@de.ibm.com>
2984
2985         * config/s390/s390.c (s390_gimplify_va_arg): Use size_int instead
2986         of build_int_2.  Convert both operands of PLUS_EXPR and MULT_EXPR
2987         to the same type.
2988
2989 2004-07-13  Per Bothner  <per@bothner.com>
2990
2991         * collect2.c (main):  Handle --no-demangle and --demangle flags.
2992
2993 2004-07-13  Sebastian Pop  <pop@cri.ensmp.fr>
2994
2995         * Makefile.in (OBJS-common): Add tree-data-ref.o.
2996         (tree-scalar-evolution.o): Add missing dependences on tree-pass.h flags.h.
2997         (tree-data-ref.o): New rule.
2998         * lambda.h: New file.
2999         * tree-data-ref.c: New file.
3000         * tree-data-ref.h: New file.
3001         * tree.c (int_cst_value, tree_fold_gcd): New functions.
3002         * tree.h (int_cst_value, tree_fold_gcd): Declared here.
3003
3004 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3005
3006         PR target/13926
3007         * config/sparc/sparc-protos.h (output_ubranch): New prototype.
3008         * config/sparc/sparc.c (output_ubranch): New function.
3009         * config/sparc/sparc.md (jump pattern): Use it.
3010
3011 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3012
3013         PR target/16494
3014         * config/sparc/sparc.c (output_cbranch): Properly guard
3015         the code handling far branches with TARGET_V9.
3016         * config/sparc/sparc.md (length attribute): Document the
3017         side-effect of having a length greater or equal to 3.
3018
3019 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3020             Lloyd Parkes  <lloyd@must-have-coffee.gen.nz>
3021
3022         PR target/15186
3023         * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Pass
3024         /usr/ucblib/sparcv9 as -R path when -compat-bsd is specified.
3025
3026 2004-07-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
3027             Martin Sebor  <sebor@roguewave.com>
3028
3029         PR target/12602
3030         * doc/invoke.texi (SPARC options): Document -threads
3031         and -pthreads on Solaris.
3032
3033 2004-07-13  Richard Henderson  <rth@redhat.com>
3034
3035         * builtins.c (std_gimplify_va_arg_expr): Handle types passed
3036         by reference.
3037         (ind_gimplify_va_arg_expr): Remove.
3038         * tree.h (ind_gimplify_va_arg_expr): Remove.
3039         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Don't use it.
3040         * config/mmix/mmix.c (mmix_function_arg_pass_by_reference): Allow
3041         argsp to be null.
3042
3043         * config/arc/arc.c (arc_gimplify_va_arg_expr): Remove.
3044         (TARGET_GIMPLIFY_VA_ARG_EXPR): Remove.
3045         * config/cris/cris.c, config/fr30/fr30.c, config/frv/frv.c,
3046         config/iq2000/iq2000.c, config/m32r/m32r.c, config/mmix/mmix.c,
3047         config/mn10300/mn10300.c, config/v850/v850.c: Similarly.
3048
3049 2004-07-13  Richard Henderson  <rth@redhat.com>
3050
3051         * function.c (pass_by_reference): New.
3052         (assign_parm_find_data_types): Use it.
3053         * calls.c (initialize_argument_information): Likewise.
3054         (emit_library_call_value_1): Likewise.
3055         * expr.h (FUNCTION_ARG_PASS_BY_REFERENCE): Remove.
3056         * function.h (pass_by_reference): Declare.
3057
3058 2004-07-13  Richard Henderson  <rth@redhat.com>
3059
3060         * target-def.h (TARGET_MUST_PASS_IN_STACK): New.
3061         * target.h (struct gcc_target): Add calls.must_pass_in_stack.
3062         * expr.h (MUST_PASS_IN_STACK): Remove.
3063         * system.h (MUST_PASS_IN_STACK): Poison.
3064         * tree.h (must_pass_in_stack_var_size): Declare.
3065         (must_pass_in_stack_var_size_or_pad): Declare.
3066         * calls.c (must_pass_in_stack_var_size): New.
3067         (must_pass_in_stack_var_size_or_pad): Rename from
3068         default_must_pass_in_stack.
3069         * config/alpha/alpha.c (unicosmk_must_pass_in_stack): New.
3070         (TARGET_MUST_PASS_IN_STACK): New.
3071         * config/alpha/unicosmk.h (MUST_PASS_IN_STACK): Remove.
3072         * config/fr30/fr30.c (fr30_must_pass_in_stack): New.
3073         (TARGET_MUST_PASS_IN_STACK): New.
3074         * config/fr30/fr30.h (MUST_PASS_IN_STACK): Remove.
3075         * config/frv/frv.c (frv_must_pass_in_stack): New.
3076         (TARGET_MUST_PASS_IN_STACK): New.
3077         * config/frv/frv.h (MUST_PASS_IN_STACK): Remove.
3078         * config/i386/i386-protos.h (ix86_must_pass_in_stack): Remove.
3079         * config/i386/i386.c (TARGET_MUST_PASS_IN_STACK): New.
3080         (ix86_must_pass_in_stack): Make static.
3081         * config/i386/i386.h (MUST_PASS_IN_STACK): Remove.
3082         * config/ia64/ia64.c (TARGET_MUST_PASS_IN_STACK): New.
3083         * config/ia64/ia64.h (MUST_PASS_IN_STACK): Remove.
3084         * config/m32r/m32r.c (TARGET_MUST_PASS_IN_STACK): New.
3085         * config/m32r/m32r.h (MUST_PASS_IN_STACK): Remove.
3086         * config/mcore/mcore-protos.h (mcore_must_pass_on_stack): Remove.
3087         * config/mcore/mcore.c (TARGET_MUST_PASS_IN_STACK): New.
3088         (mcore_must_pass_on_stack): Remove.
3089         * config/mcore/mcore.h (MUST_PASS_IN_STACK): Remove.
3090         * config/mips/mips.c (TARGET_MUST_PASS_IN_STACK): New.
3091         * config/mips/mips.h (MUST_PASS_IN_STACK): Remove.
3092         * config/pa/pa.c (TARGET_MUST_PASS_IN_STACK): New.
3093         * config/pa/pa.h (MUST_PASS_IN_STACK): Remove.
3094         * config/rs6000/aix.h (MUST_PASS_IN_STACK): Remove.
3095         * config/rs6000/linux64.h (MUST_PASS_IN_STACK): Remove.
3096         * config/rs6000/rs6000.c (rs6000_must_pass_in_stack): New.
3097         (TARGET_MUST_PASS_IN_STACK): New.
3098         * config/sh/sh.c (TARGET_MUST_PASS_IN_STACK): New.
3099         * config/sh/sh.h (MUST_PASS_IN_STACK): Remove.
3100         * config/sparc/sparc.c (TARGET_MUST_PASS_IN_STACK): New.
3101         * config/sparc/sparc.h (MUST_PASS_IN_STACK): Remove.
3102         * config/xtensa/xtensa.c (TARGET_MUST_PASS_IN_STACK): New.
3103         * config/xtensa/xtensa.h (MUST_PASS_IN_STACK): Remove.
3104         * doc/tm.texi (TARGET_MUST_PASS_IN_STACK): Update from
3105         MUST_PASS_IN_STACK.
3106
3107         * calls.c, function.c, config/alpha/alpha.c, config/alpha/alpha.h,
3108         config/alpha/unicosmk.h, config/alpha/vms.h, config/c4x/c4x.c,
3109         config/cris/cris.h, config/fr30/fr30.c, config/fr30/fr30.h,
3110         config/frv/frv.c, config/i386/i386.c, config/iq2000/iq2000.c,
3111         config/mcore/mcore.c, config/mcore/mcore.h, config/mips/mips.c,
3112         config/mmix/mmix.c, config/mmix/mmix.h, config/rs6000/rs6000.c,
3113         config/sh/sh.c, config/sh/sh.h, config/stormy16/stormy16.c,
3114         config/xtensa/xtensa.c: Use target hook.
3115
3116 2004-07-13  Anthony Heading  <aheading@jpmorgan.com>
3117
3118         * configure.ac (gcc_cv_as_offsetable_lo10): Fix a typo.
3119         * configure: Rebuilt.
3120
3121 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
3122
3123         * doc/invoke.texi: Remove documentation for MIPS -mrnames option.
3124         * config/mips/mips.h (mips_reg_names): Don't declare.
3125         (MASK_NAME_REGS): Delete.  Shuffle other MASK_* values down.
3126         (TARGET_NAME_REGS): Delete.
3127         (TARGET_SWITCHES): Remove -mrnames.
3128         (REGISTER_NAMES): Initialise with the old contents of mips_reg_names[].
3129         (ADDITIONAL_REGISTER_NAMES): Remove entries for names mentioned
3130         in REGISTER_NAMES.
3131         * config/mips/mips.c (mips_reg_names, mips_sw_reg_names): Delete.
3132         (override_options): Remove handling of TARGET_NAME_REGS.
3133
3134 2004-07-13  Richard Sandiford  <rsandifo@redhat.com>
3135
3136         * config/mips/mips.h (TARGET_*): Boolify.
3137
3138 2004-07-12  Nick Clifton  <nickc@redhat.com>
3139
3140         * config.gcc: Add sh-*-symbianelf target.
3141         * config/sh/sh.c: Add new target macros:
3142         TARGET_ENCODE_SECTION_INFO, TARGET_STRIP_NAME_ENCODING,
3143         TARGET_CXX_IMPORT_EXPORT_CLASS.
3144         (sh_file_start): Create a definition of the .directive section.
3145         (sh_attribute): Add dllimport and dllexport attributes.
3146         * config/sh/symbian-pre.h: New file.
3147         * config/sh/symbian-post.h: New file.
3148         * config/sh/symbian.c: New file. Contains Symbian specific
3149         functions.
3150         * config/sh/sh-protos.h: Add prototypes for new functions
3151         provided by symbian.c.
3152         * config/sh/t-symbian: New file.
3153         * doc/extend.texi: Document support for dllimport and dllexport
3154         attributes by the sh-symbianelf target.
3155
3156 2004-07-12  James E Wilson  <wilson@specifixinc.com>
3157
3158         * Makefile.in (AR): Use @AR@ not ar.
3159         (NM): New.
3160         (AR_FOR_TARGET): Use $(AR) not ar for native.
3161         (NM_FOR_TARGET): Use $(NM) not nm for native.
3162         * configure.ac: Add AC_CHECK_PROG calls for NM and AR.
3163         * configure: Regenerate.
3164
3165 2004-07-12  David S. Miller  <davem@nuts.davemloft.net>
3166
3167         * config/sparc/sparc.md (ashlsi3): Eliminate const 1
3168         special case.
3169         (ashldi3_sp64): Likewise.
3170
3171 2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3172
3173         PR target/16477
3174         * pa.c (function_arg): Update comment.
3175         * pa.h (BLOCK_REG_PADDING): Define.
3176
3177 2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3178
3179         PR tree-optimization/16461
3180         * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
3181         arguments of phi nodes.
3182
3183 2004-07-12  Devang Patel  <dpatel@apple.com>
3184
3185         * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
3186
3187 2004-07-12  Steve Ellcey  <sje@cup.hp.com>
3188
3189         * function.c (expand_function_start): Ensure r_save is in Pmode.
3190         * calls.c (prepare_call_address): Ensure static_chain_value is
3191         in Pmode.
3192         * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
3193         r_save_area are in Pmode.
3194         * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
3195         fnaddr, and static_chain are in Pmode.
3196
3197 2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>
3198
3199         PR target/16445
3200         * config/ia64/ia64.c (bundling): Don't count ignored insns.
3201
3202 2004-07-12  Richard Henderson  <rth@redhat.com>
3203
3204         * target.h (struct gcc_target): Move gimplify_va_arg_expr
3205         next to build_builtin_va_list.
3206         * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
3207         * builtins.c (gimplify_va_arg_expr): Likewise.
3208         * gimplify.c (copy_if_shared_r): Likewise.
3209
3210 2004-07-12  Alexandre Oliva  <aoliva@redhat.com>
3211
3212         * passes.c (rest_of_decl_compilation): Don't defer call of
3213         assemble_variable if its DECL_RTL is already set.
3214
3215 2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>
3216
3217         * cfgloop.h (struct loop): Add nb_iterations field.
3218         (current_loops): Declare.
3219         * tree-chrec.c (chrec_not_analyzed_yet,
3220         chrec_dont_know, chrec_known, count_ev_in_wider_type,
3221         chrec_contains_symbols_defined_in_loop): Remove the temporary
3222         hooks.
3223         * tree-flow-inline.h (loop_containing_stmt): New function.
3224         * tree-scalar-evolution.c: Add implementation.
3225         * tree-scalar-evolution.h: Add declarations.
3226
3227 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
3228
3229         PR rtl-optimization/15921
3230         * Makefile.in (global.o): Add recog.h.
3231
3232         * global.c (recog.h): Add the include-clause.
3233         (bb_info): New member earlyclobber.
3234         (allocate_bb_info, free_bb_info): Initialize/finish the new
3235         member.
3236         (earlyclobber_regclass, earlyclobber_regclass_length): The new
3237         global variables.
3238         (check_earlyclobber, regclass_intersect,
3239         mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
3240         New functions.
3241         (calculate_local_reg_bb_info): Calculate value of earlyclobber.
3242         (make_accurate_live_analysis): Modify pavin.
3243
3244 2004-07-12  Diego Novillo  <dnovillo@redhat.com>
3245
3246         * tree-cfg.c (find_taken_edge): Statically compute the truth
3247         value of a predicate comparing an SSA_NAME to itself.
3248
3249 2004-07-12  Roger Sayle  <roger@eyesopen.com>
3250
3251         * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
3252         rs6000 doesn't have shift-and-add or shift-and-sub instructions
3253         by returning the cost of a multiplication plus an addition.
3254
3255 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
3256
3257         PR tree-optimization/14107
3258         * gimplify.c (gimplify_return_expr): Accept a
3259         RETURN_EXPR with an error argument.
3260         * tree-optimize.c (init_tree_optimization_passes):
3261         Run pass_warn_function_return at -O0.
3262
3263 2004-07-12  Roger Sayle  <roger@eyesopen.com>
3264
3265         * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
3266         index entry.
3267
3268 2004-07-12  Richard Sandiford  <rsandifo@redhat.com>
3269
3270         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
3271         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
3272         * config/mips/3000.md: Add copyright notice.  Remove automota and
3273         function units; use generic ones instead.  Only define reservations
3274         for things that are different from generic.md.  Extend each clause
3275         to include r3900.
3276         * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
3277         * config/mips/mips.md: Include them. Remove define_function_units.
3278         (alu, imuldiv): New automata and units.
3279
3280 2004-07-12  Ben Elliston  <bje@au.ibm.com>
3281
3282         * doc/invoke.texi (Optimize Options): Document -frename-registers
3283         not being enabled by default at -O3.
3284
3285 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3286
3287         * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
3288         floating point additions, to keep real immediate constant positive.
3289         <MINUS_EXPR>:  For floating point subtractions, only transform X - -C
3290         into X + C, and leave positive real constants as X - C.
3291
3292 2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3293
3294         * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
3295
3296 2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3297
3298         PR tree-optimization/15654
3299         * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
3300
3301 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3302
3303         * builtins.c (fold_builtin_fputs): Don't bother converting the
3304         return type to integer_type_node, as we've already checked that
3305         the result will be ignored.
3306
3307         * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
3308         that signed addition, subtraction, multiplication, division,
3309         remainder, negation and absolute value may potentially trap.
3310
3311         * fold-const.c (fold_ignored_result): New function to strip
3312         non-side-effecting tree nodes from an expression whose result
3313         is ignored.
3314         (fold_convert): Call fold_ignored_result when casting a value
3315         to VOID_TYPE.
3316         (omit_one_operand):  Call fold_ignored_result on the "omitted"
3317         operand when building a COMPOUND_EXPR.
3318         (pedantic_omit_one_operand): Likewise.
3319         * tree.h (fold_ignored_result): Prototype here.
3320         * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
3321         when we're going to ignore the result.
3322
3323 2004-07-11  Richard Henderson  <rth@redhat.com>
3324
3325         PR tree-opt/16383
3326         * tree-ssa-ccp.c (fold_stmt_r): Split out...
3327         * tree.c (fields_compatible_p, find_compatible_field): ... new.
3328         * tree.h (fields_compatible_p, find_compatible_field): Declare.
3329         * tree-sra.c (sra_hash_tree): Hash fields by offset.
3330         (sra_elt_eq): Use fields_compatible_p.
3331         (generate_one_element_ref): Use find_compatible_field.
3332
3333 2004-07-11  Richard Henderson  <rth@redhat.com>
3334
3335         PR tree-opt/16422
3336         * tree-sra.c (generate_one_element_init): New.
3337         (generate_element_init): Use it.
3338         (scalarize_init): Push/pop gimplify context around it.
3339         (find_new_referenced_vars_1, find_new_referenced_vars): New.
3340         * gimplify.c (gimplify_expr): Allow SSA_NAME.
3341
3342 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3343
3344         * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
3345         combine.c's combine_insn_cost.
3346         * rtl.h (insn_rtx_cost): Prototype here.
3347         * combine.c (combine_insn_cost): Delete function.
3348         (combine_validate_cost): Update callers of combine_insn_cost to
3349         call insn_rtx_cost instead.
3350         (combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
3351         requesting the rtx_cost of call and/or jump instructions.
3352
3353         * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
3354         rtx_cost directly.  Don't request/use the cost of call or jump
3355         instructions.  Return -1 if the cost of any instruction can't be
3356         determined (or the BB contains a function call).
3357         (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
3358         -1 (i.e. can't determine the cost of any instruction or the basic
3359         block contains a subroutine call).
3360         (find_if_case_2): Likewise.
3361
3362 2004-07-11  Roger Sayle  <roger@eyesopen.com>
3363
3364         * rs6000.c (struct processor_costs): Change semantics of fields to
3365         include the COST_N_INSNS scaling, and update all initializers.
3366         (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
3367         Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
3368         Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
3369         optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
3370
3371 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3372
3373         * LANGUAGES: Remove obsolete information.
3374
3375 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
3376
3377         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and
3378         SIGBUS signal frames, the PSW address points *to* the faulting
3379         instruction, not after it.
3380
3381 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
3382
3383         * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
3384         added to TLS symbol addresses.
3385
3386 2004-07-11  Richard Henderson  <rth@redhat.com>
3387
3388         * expmed.c (init_expmed): Use stack-local structures for
3389         temporary rtl.  Don't recognize shifts.
3390
3391 2004-07-11  Richard Henderson  <rth@redhat.com>
3392
3393         * expr.c (store_expr): Don't fiddle subreg promotion for types
3394         with precision smaller than the mode.
3395
3396 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3397
3398         * tree.h (all_types_permanent): Remove.
3399
3400 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3401
3402         * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
3403         maybe_build_cleanup, update_decl_after_saving): Remove hooks.
3404         * langhooks.c (lhd_clear_binding_stack): Remove.
3405         * langhooks-def.h (lhd_clear_binding_stack,
3406         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3407         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
3408         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
3409         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3410         (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
3411         * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
3412         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
3413         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
3414         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
3415         * tree.h (poplevel): Don't declare.
3416         * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
3417         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
3418         * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
3419         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
3420         Remove.
3421
3422 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
3423
3424         PR tree-optimization/16437
3425         * c-common.c (shorten_compare): Don't mark result of conversion to
3426         narrower signed type as overflowing.
3427         * fold-const.c (decode_field_reference): Determine whether
3428         signedness comes from outer type using precision rather than size.
3429
3430 2004-07-11  Phil Edwards  <phil@codesourcery.com>
3431
3432         * configure.ac:  Alphabetize --enable-checking list, add
3433         missing valgrind entry.
3434         * configure:  Regenerate.
3435
3436 2004-07-11  Phil Edwards  <phil@codesourcery.com>
3437
3438         * doc/install.texi (Testing):  Fix syntax in "make check" example.
3439
3440 2004-07-10  James E Wilson  <wilson@specifixinc.com>
3441
3442         * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
3443
3444 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3445
3446         PR rtl-optimization/16001
3447         * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
3448         niter_expr.
3449
3450 2004-07-10  Geoffrey Keating  <geoffk@apple.com>
3451
3452         * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
3453
3454 2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
3455             James Morrison  <phython@gcc.gnu.org>
3456
3457         * doc/contrib.texi (Contributors): Add gfortran contributors and
3458         fix a couple of typos.
3459
3460 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3461
3462         PR rtl-optimization/15387
3463         * calls.c (check_sibcall_argument_overlap_1): Handle pointers
3464         to incoming args space correctly.
3465
3466 2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3467
3468         * pa.c (output_indirect_call): Only use %r2 as the link register in
3469         indirect calls with the long PA 2.0 pc-relative branch.
3470
3471 2004-07-10  Daniel Jacobowitz  <dan@debian.org>
3472
3473         * config/i386/i386.c (override_options): Pick a 64-bit CPU
3474         for the default tuning if TARGET_64BIT.
3475
3476 2004-07-10  Richard Henderson  <rth@redhat.com>
3477
3478         * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
3479         to HOST_WIDE_INT.  Fold pad-args-down arithmetic.
3480
3481 2004-07-10  Jakub Jelinek  <jakub@redhat.com>
3482
3483         * expr.h (store_bit_field, extract_bit_field): Remove last argument.
3484         * expmed.c (store_bit_field, extract_bit_field): Remove last
3485         argument.
3486         * builtins.c (expand_builtin_signbit): Adjust callers.
3487         * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
3488         * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
3489         * ifcvt.c (noce_emit_move_insn): Likewise.
3490         * stmt.c (expand_return): Likewise.
3491         * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
3492         store_field, expand_expr_real_1): Likewise.
3493
3494 2004-07-10  Richard Henderson  <rth@redhat.com>
3495
3496         * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
3497
3498 2004-07-09  Mike Stump  <mrs@apple.com>
3499
3500         * config/darwin.c (no_dead_strip): Add.
3501         (HAVE_DEAD_STRIP): Add.
3502         (darwin_emit_unwind_label): Ensure that we don't dead code strip
3503         the .eh label.
3504
3505 2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
3506
3507         * tree-ssa-loop-im.c: New file.
3508         * Makefile.in (tree-ssa-loop-im.o): Add.
3509         * cfgloop.c (superloop_at_depth): New function.
3510         * cfgloop.h (superloop_at_depth): Declare.
3511         * common.opt (ftree-lim): New flag.
3512         * expr.c (array_ref_up_bound): New function.
3513         * params.def (PARAM_LIM_EXPENSIVE): New parameter.
3514         * timevar.def (TV_LIM): New timevar.
3515         * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
3516         computing immediate uses of a phi node.
3517         * tree-flow.h (struct tree_ann_common_d): Add aux field.
3518         (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
3519         * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
3520         * tree-pass.h (pass_lim): Declare.
3521         * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
3522         functions.
3523         (pass_lim): New pass structure.
3524         * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
3525         * tree.c (in_array_bounds_p): New function.
3526         * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
3527         (in_array_bounds_p, array_ref_up_bound): Declare.
3528         * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
3529         * doc/passes.texi (tree-ssa-loop-im.c): Document.
3530
3531 2004-07-09  Richard Henderson  <rth@redhat.com>
3532
3533         * builtins.c (expand_builtin_stpcpy): Don't modify len.
3534
3535         * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
3536         with prejudice.
3537
3538 2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>
3539
3540         * flags.h: Delete redundant prototypes that are being generated
3541         in options.h from common.opt.
3542         * common.opt: Add in the expository comments formerly in flags.h.
3543
3544 2004-07-09  Jan Beulich  <jbeulich@novell.com>
3545
3546         * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
3547         available for use only when TARGET_MMX/_SSE is set, and check for
3548         variable argument function if any register count is non-zero.
3549         (function_arg): Correctly suppress repeated warnings for passing SSE
3550         vectors are arguments without SSE enabled.
3551         (ix86_function_arg_boundary): Without SSE enabled, the use of what
3552         would be SSE register modes does no longer influence the alignment.
3553
3554 2004-07-09  Richard Henderson  <rth@redhat.com>
3555
3556         * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
3557         Always align upward to arg boundary.  Use size_in_bytes/round_up.
3558         Maintain type-correctness of constants.
3559         * stor-layout.c (round_up, round_down): Special-case powers of 2.
3560
3561 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
3562
3563         * config/sparc/sparc.c (*_costs): Scale instruction costs
3564         by COSTS_N_INSNS.
3565         (sparc_rtx_costs): Adjust as appropriate.
3566
3567 2004-07-09  Jan Beulich  <jbeulich@novell.com>
3568
3569         * config/i386/mm3dnow.h: New.
3570         * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
3571
3572 2004-07-09  Richard Henderson  <rth@redhat.com>
3573
3574         * simplify-rtx.c (simplify_const_relational_operation): Only
3575         look at bounds of scalar integers.
3576
3577 2004-07-09  Jan Beulich  <jbeulich@novell.com>
3578
3579         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
3580
3581 2004-07-09  Andrew Pinski  <apinski@apple.com>
3582
3583         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
3584         always referenced.
3585         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
3586         UOBJC_METACLASS_decl.
3587
3588 2004-07-09  James E Wilson  <wilson@specifixinc.com>
3589
3590         PR target/16364
3591         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
3592         do return a parallel if hfa_mode == XFmode and mode == TImode.
3593
3594 2004-07-09  Jan Beulich  <jbeulich@novell.com>
3595
3596         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
3597         permissible for unary plus.
3598
3599 2004-07-09  Jan Beulich  <jbeulich@novell.com>
3600
3601         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
3602         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
3603         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
3604         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
3605         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
3606         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
3607         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
3608         (BUILTIN_xxxIMAX): New.
3609         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
3610         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
3611         BUILT_IN_PARITYIMAX.
3612
3613 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
3614
3615         * config/sparc/sparc.h (processor_costs): Define.
3616         (sparc_costs): Declare.
3617         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
3618         hypersparc_costs, sparclet_costs, ultrasparc_costs,
3619         ultrasparc3_costs): New.
3620         (sparc_override_options): Set sparc_costs as appropriate.
3621         (sparc_rtx_costs): Use sparc_costs instead of messy
3622         conditionals.
3623
3624 2004-07-09  Steven Bosscher  <stevenb@suse.de>
3625
3626         * doc/md.texi (Processor pipeline description): Mention that
3627         the old pipeline description is deprecated.
3628
3629         * config/rs6000/7450.md (automaton ppc7450): Split up, move
3630         mciu_7450 function unit to...
3631         (automaton ppc7450mciu): ...new automaton.
3632
3633         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
3634         (schedule_block): Don't consider inserting bubbles.
3635         (sched_init): Don't initialize DFA bubbles.
3636         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
3637         TARGET_SCHED_DFA_BUBBLE): Remove.
3638         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
3639         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
3640         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
3641
3642         * stmt.c (conditional_context): Remove prototype.
3643         * tree.h (conditional_context): Remove.
3644         * tree-cfg.c (pre_insert_on_edge): Remove.
3645
3646         * c-common.h (c_expand_asm_operands): Remove prototype.
3647         * c-typeck.c (c_expand_asm_operands): Remove.
3648
3649 2004-07-09  Jan Beulich  <jbeulich@novell.com>
3650
3651         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
3652         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
3653         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
3654         and V8QI are class SSE. All sufficiently small remaining vector modes
3655         must be passed in one or two integer registers.
3656         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
3657         returned in memory.
3658         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
3659         __builtin_ia32_pmuludq128 have non-uniform argument and return types
3660         and must thus be handled explicitly.
3661         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
3662         MMX and XMM regs.
3663         (movv8qi_internal, movv4hi_internal, movv2si_internal,
3664         movv2sf_internal): Permit moving between MMX and XMM registers (since
3665         MMX areguments and return values are passed in XMM registers).
3666         (sse2_umulsidi3): Correct type and mode.
3667
3668 2004-07-09  Richard Henderson  <rth@redhat.com>
3669
3670         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
3671
3672 2004-07-09  Eric Christopher  <echristo@redhat.com>
3673
3674         * config/rs6000/40x.md: Split into two automatons.
3675
3676 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
3677             Andrew Pinski  <apinski@apple.com>
3678
3679         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
3680         on when we have more than one input file.
3681         (c_common_parse_file): Restore loop over all input files.
3682         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
3683
3684         * c-decl.c (set_type_context): New function.
3685         (pop_scope): Use it to set context of types.  When we
3686         encounter a TYPE_DECL, set the context of the attached type too.
3687         (pop_file_scope): Don't call cpp_undef_all here.
3688         (diagnose_mismatched_decls): Do not complain about a second
3689         definition of an 'extern inline' function if it's not in the
3690         same translation unit.  Do not complain about inline
3691         declaration after use if the use was in a different
3692         translation unit.
3693         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
3694         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
3695         the external scope.
3696         (pushdecl_top_level): Likewise.
3697         (grokdeclarator): Clarify what is going on with setting
3698         DECL_EXTERNAL on function types, a little.
3699         (c_write_global_declarations): Don't do anything if
3700         -fsyntax-only or errors have been encountered.
3701
3702 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
3703
3704         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
3705
3706 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3707
3708         PR target/16459
3709         * pa.c (output_indirect_call): Use %r2 as the link register when
3710         calling $$dyncall with a pc-relative branch.
3711
3712 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
3713
3714         * doc/install.texi (Binaries): Mention OpenPKG.
3715
3716 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
3717
3718         Fix PR tree-optimization/15555
3719         * tree-dfa.c (dump_variable): If the variable is a pointer
3720         SSA_NAME, also dump its points-to information.
3721         * tree-flow.h (struct ptr_info_def): Add field
3722         is_dereferenced.
3723         (dump_points_to_info_for): Declare.
3724         (debug_points_to_info_for): Declare.
3725         * tree-optimize.c (init_tree_optimization_passes): Add a
3726         second alias analysis pass after DOM2.
3727         Move pass_del_pta to a later spot.
3728         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
3729         create a name tags when we find a dereferenced pointer.  Just
3730         mark the pointer dereferenced.
3731         (collect_points_to_info_for): Move code to clear points-to
3732         information to create_name_tags.
3733         (create_name_tags): New function.
3734         (compute_flow_sensitive_aliasing): Call it.
3735         (setup_pointers_and_addressables): Mark type tags for renaming
3736         here instead of ...
3737         (create_memory_tag): ... here.
3738         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
3739         (dump_points_to_info_for): Declare extern.
3740         (debug_points_to_info_for): New function.
3741
3742 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
3743
3744         * config/arc/arc.md: Switch to DFA-based scheduler description.
3745         * config/arc/arc.c: Switch to DFA-based scheduler description.
3746
3747 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
3748
3749         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
3750         pointer.
3751
3752 2004-07-09  Richard Henderson  <rth@redhat.com>
3753
3754         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
3755         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3756         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
3757         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3758
3759         * config/v850/v850-protos.h (v850_va_arg): Remove.
3760         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3761         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
3762         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
3763         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
3764         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
3765
3766 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
3767
3768         PR target/12133
3769         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
3770         and DImode to use +/-4k offset.
3771
3772 2004-07-09  Richard Henderson  <rth@redhat.com>
3773
3774         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
3775         Remove.
3776         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3777         (xstormy16_gimplify_va_arg_expr): Rewrite from
3778         xstormy16_expand_builtin_va_arg.
3779         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
3780
3781         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
3782         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
3783
3784         * config/sh/sh-protos.h (sh_va_arg): Remove.
3785         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3786         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
3787         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
3788
3789         * config/pa/pa-protos.h (hppa_va_arg): Remove.
3790         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3791         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
3792         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
3793
3794         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
3795         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
3796         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
3797         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
3798
3799 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
3800
3801         * config/sparc/sparc.md (return): Rewrite length formula.
3802         * config/sparc/sparc.c (output_return): Pass 1 as 5th
3803         argument to final_scan_insn when in a delay slot.
3804         (output_sibcall): Likewise.
3805
3806 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
3807
3808         * arm.c (arm_cpp_interwork): New variable.
3809         (arm_override_options): Set it if TARGET_INTERWORK was on the command
3810         line.
3811         * arm.h (arm_cpp_interwork): Declare it.
3812         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
3813         __THUMB_INTERWORK__ in the preprocessor.
3814
3815 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
3816
3817         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
3818
3819 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
3820
3821         PR target/16416
3822         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
3823         Override default settings to account for -m32 and -m64.
3824
3825 2004-07-08  Randolph Chung  <tausq@debian.org>
3826
3827         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
3828
3829 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
3830
3831         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
3832         before comparing it as such.
3833
3834 2004-07-08  Richard Henderson  <rth@redhat.com>
3835
3836         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
3837         temporary.  Use bit arithmetic to align.
3838
3839 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
3840
3841         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
3842         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
3843         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
3844         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
3845         add_labels_and_missing_jumps, find_jump_block,
3846         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
3847         Likewise.
3848         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
3849         link_btr_uses, move_btr_def): Likewise.
3850         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
3851         expand_builtin_expect_jump): Likewise.
3852         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
3853         * calls.c (expand_call, emit_library_call_value_1): Likewise.
3854         * cfganal.c (forwarder_block_p): Likewise.
3855         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
3856         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
3857         find_bb_boundaries): Likewise.
3858         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
3859         merge_blocks_move_predecessor_nojumps,
3860         merge_blocks_move_successor_nojumps, insns_match_p,
3861         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
3862         try_optimize_cfg): Likewise.
3863         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
3864         * cfglayout.c (skip_insns_after_block, label_for_bb,
3865         record_effective_endpoints, insn_locators_initialize,
3866         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
3867         * cfgmainloop.c (create_loop_notes): Likewise.
3868         * cfgrtl.c (delete_insn, delete_insn_chain,
3869         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
3870         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
3871         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
3872         redirect_branch_edge, force_nonfallthru_and_redirect,
3873         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
3874         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
3875         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
3876         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
3877         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
3878         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
3879         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
3880         * combine.c (combine_instructions, can_combine_p, try_combine,
3881         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
3882         distribute_notes, distribute_links, insn_cuid): Likewise.
3883         * cse.c (fold_rtx, cse_insn, cse_around_loop,
3884         invalidate_skipped_block, cse_set_around_loop,
3885         cse_end_of_basic_block, cse_main, cse_basic_block,
3886         cse_condition_code_reg): Likewise.
3887         * cselib.c (cselib_process_insn): Likewise.
3888         * ddg.c (create_ddg): Likewise.
3889         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
3890         Likewise.
3891         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
3892         gen_label_die, dwarf2out_var_location): Likewise.
3893         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
3894         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
3895         last_call_insn, active_insn_p, next_label, prev_label,
3896         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
3897         add_insn_before, remove_insn, add_function_usage_to,
3898         reorder_insns, find_line_note, remove_unnecessary_notes,
3899         emit_insn_after_1, classify_insn): Likewise.
3900         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
3901         connect_post_landing_pads, sjlj_mark_call_sites,
3902         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
3903         can_throw_internal, can_throw_external, set_nothrow_function_flags,
3904         convert_to_eh_region_ranges): Likewise.
3905         * explow.c (optimize_save_area_alloca): Likewise.
3906         * expr.c (expand_expr_real): Likewise.
3907         * final.c (insn_current_reference_address, compute_alignments,
3908         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
3909         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
3910         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
3911         propagate_block_delete_insn, propagate_one_insn,
3912         init_propagate_block_info, propagate_block, libcall_dead_p,
3913         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
3914         Likewise.
3915         * function.c (instantiate_virtual_regs, reorder_blocks_1,
3916         expand_function_start, expand_function_end, contains,
3917         thread_prologue_and_epilogue_insns,
3918         reposition_prologue_and_epilogue_notes): Likewise.
3919         * gcse.c (constprop_register, bypass_conditional_jumps,
3920         insert_insn_end_bb, gcse_after_reload): Likewise.
3921         * genemit.c (gen_expand, gen_split): Likewise.
3922         * genpeep.c (gen_peephole, main): Likewise.
3923         * global.c (build_insn_chain): Likewise.
3924         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
3925         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
3926         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
3927         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
3928         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
3929         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
3930         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
3931         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
3932         dead_or_predicable): Likewise.
3933         * integrate.c (try_constants): Likewise.
3934         * jump.c (rebuild_jump_labels, cleanup_barriers,
3935         purge_line_number_notes, init_label_info, mark_all_labels,
3936         squeeze_notes, get_label_before, get_label_after,
3937         reversed_comparison_code_parts, simplejump_p, pc_set,
3938         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
3939         delete_barrier, delete_prior_computation, delete_computation,
3940         delete_related_insns, delete_for_peephole, redirect_jump):
3941         Likewise.
3942         * lcm.c (optimize_mode_switching): Likewise.
3943         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
3944         Likewise.
3945         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
3946         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
3947         * loop-iv.c (simplify_using_assignment): Likewise.
3948         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
3949         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
3950         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
3951         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
3952         check_insn_for_givs, check_final_value, update_giv_derive,
3953         basic_induction_var, product_cheap_p, check_dbra_loop,
3954         loop_insn_first_p, last_use_this_basic_block,
3955         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
3956         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
3957         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
3958         sms_schedule_by_order): Likewise.
3959         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
3960         * postreload.c (reload_cse_simplify_operands, reload_combine,
3961         reload_cse_move2add): Likewise.
3962         * predict.c (can_predict_insn_p, estimate_probability,
3963         expected_value_to_br_prob, process_note_predictions): Likewise.
3964         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
3965         * profile.c (branch_prob): Likewise.
3966         * ra-build.c (live_out_1, livethrough_conflicts_bb,
3967         detect_webs_set_in_cond_jump): Likewise.
3968         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
3969         ra_print_rtl_with_bb): Likewise.
3970         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
3971         * recog.c (next_insn_tests_no_inequality, find_single_use,
3972         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
3973         * reg-stack.c (next_flags_user, record_label_references,
3974         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
3975         compensate_edge, convert_regs_1): Likewise.
3976         * regclass.c (scan_one_insn): Likewise.
3977         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
3978         regmove_optimize, fixup_match_1, single_set_for_csa,
3979         combine_stack_adjustments_for_block): Likewise.
3980         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
3981         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
3982         find_equiv_reg): Likewise.
3983         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
3984         reload_as_needed, emit_input_reload_insns, do_output_reload,
3985         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
3986         Likewise.
3987         * reorg.c (find_end_label, emit_delay_sequence,
3988         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
3989         get_jump_flags, rare_destination, mostly_true_jump,
3990         try_merge_delay_insns, redundant_insn, own_thread_p,
3991         fill_simple_delay_slots, fill_slots_from_thread,
3992         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
3993         dbr_schedule): Likewise.
3994         * resource.c (find_basic_block, next_insn_no_annul,
3995         find_dead_or_set_registers, mark_target_live_regs): Likewise.
3996         * rtl.h (RTX_PREV): Likewise.
3997         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
3998         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
3999         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
4000         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
4001         tablejump_p, computed_jump_p, insns_safe_to_move_p,
4002         find_first_parameter_load, can_hoist_insn_p): Likewise.
4003         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
4004         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
4005         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
4006         schedule_ebbs): Likewise.
4007         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
4008         is_conditionally_protected, can_schedule_ready_p,
4009         add_branch_dependences, debug_dependencies): Likewise.
4010         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
4011         Likewise.
4012         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
4013         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
4014         set_dominates_use, ujump_to_loop_cont): Likewise.
4015         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
4016         * varasm.c (output_constant_pool_1): Likewise.
4017
4018 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
4019
4020         * tree-scalar-evolution.c: New file.
4021         * tree-scalar-evolution.h: New file.
4022         * tree-ssa-loop-niter.c: New file.
4023         * Makefile.in (SCEV_H): New.
4024         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
4025         * cfgloop.h (struct loop): Add bounds field.
4026         * tree-flow.h (struct tree_niter_desc): New type.
4027         (number_of_iterations_cond, number_of_iterations_exit,
4028         loop_niter_by_eval, find_loop_niter_by_eval,
4029         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
4030         free_numbers_of_iterations_estimates): Declare.
4031         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
4032         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
4033         * doc/invoke.texi (max-iterations-to-track): Document.
4034
4035 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
4036
4037         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
4038         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
4039         (MODE_AFTER): Add cast appropriately.
4040         * config/sh/sh.md (movdi splitter): Likewise.
4041         (casesi_worker_2): Add const qualifier appropriately.
4042         (eh_return): Remove unused variable.
4043         (insv): Initialize v;
4044
4045 2004-07-08  Richard Henderson  <rth@redhat.com>
4046
4047         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
4048         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4049         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
4050         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
4051         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
4052
4053         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
4054         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4055         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
4056         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
4057
4058         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
4059         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4060         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
4061         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
4062
4063         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
4064         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4065         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
4066         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
4067
4068         * config/i860/i860-protos.h (i860_va_arg): Remove.
4069         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4070         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
4071         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
4072
4073 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4074
4075         * system.h: Prototype getpagesize if missing.
4076         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
4077         * configure: Regenerate.
4078         * config.in: Regenerate.
4079
4080 2004-07-08  Richard Henderson  <rth@redhat.com>
4081
4082         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
4083         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4084         (fr30_gimplify_va_arg_expr): New.
4085         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
4086         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
4087
4088 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
4089
4090         PR target/16414
4091         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
4092         of asm_noperands result.
4093
4094 2004-07-08  Richard Henderson  <rth@redhat.com>
4095
4096         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
4097         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4098         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
4099         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
4100
4101 2004-07-08  Richard Henderson  <rth@redhat.com>
4102
4103         * builtins.c (ind_gimplify_va_arg_expr): New.
4104         * tree.h (ind_gimplify_va_arg_expr): Declare.
4105         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
4106
4107 2004-07-08  Jan Beulich  <jbeulich@novell.com>
4108
4109         * expmed.c (extract_bit_field): Correct condition to use vec_extract
4110         patterns also on vector elements other than the first one.
4111         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
4112         break statements.
4113
4114 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
4115
4116         * config/rs6000/darwin-ldouble.c: Correct reference
4117         to the Linnainmaa paper.
4118
4119 2004-07-08  Richard Henderson  <rth@redhat.com>
4120
4121         * config/arc/arc-protos.h (arc_va_arg): Remove.
4122         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4123         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
4124         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
4125
4126         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
4127         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
4128         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
4129         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
4130
4131 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4132
4133         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
4134
4135 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
4136
4137         * c-decl.c (static_ctors, static_dtors): Make static.
4138         (pop_file_scope): Call c_common_write_pch and
4139         cgraph_finalize_compilation_unit here.
4140         (build_cdtor): Moved here from c-objc-common.c; simplify.
4141         (c_write_global_declarations_1): Clarify comment.
4142         (c_write_global_declarations): Close the external scope before
4143         doing anything else.  Call build_cdtor, cgraph_optimize, and
4144         mudflap_finish_file here.
4145         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
4146         Clarify comment.
4147         * c-objc-common.c: No need to include cgraph.h.
4148         (build_cdtor): Moved to c-decl.c.
4149         (c_objc_common_finish_file): Delete.
4150         * c-tree.h: Update to match.
4151         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
4152         (generate_static_references): Set TREE_USED before calling finish_decl.
4153         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
4154         on the static_instances_decl.
4155
4156 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
4157
4158         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
4159         decls when there is only one input translation unit.
4160         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
4161         change of 2004-07-05; do not treat declarations with
4162         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
4163         * opts.c (cur_in_fname): Delete.
4164         * opts.h: Likewise.
4165         * tree.c: Revert changes of 2004-07-05; no special treatment
4166         for TRANSLATION_UNIT_DECLs.
4167         * Makefile.in (tree.o): Update dependencies.
4168
4169 2004-07-08  Roger Sayle  <roger@eyesopen.com>
4170
4171         * builtins.c (fold_builtin_strcpy): Merge functionality from
4172         simplify_builtin_strcpy.  Add additional len argument.  No longer
4173         static.  Remove function prototype.
4174         (fold_builtin_strncpy): Likewise integrate functionality from
4175         simplify_builtin_strncpy.  Add additional slen argument.  No
4176         longer static.  Remove function prototype.
4177         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
4178         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
4179         types of "ignore" and "unlocked" parameters to bool.
4180         (fold_builtin_1):  Add additional ignore argument.  Call renamed
4181         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
4182         builtins.  Update arguments to fold_builtin_strncpy and
4183         fold_builtin_strcpy.  Add function prototype.
4184         (fold_builtin): Add additional Boolean ignore argument to pass
4185         to fold_builtin_1.
4186         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
4187         and fold_builtin_strncpy instead of simplify_builtin_fputs,
4188         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
4189
4190         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
4191         simplify_builtin_strncpy): Delete function prototypes.
4192         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
4193         fold_builtin_strncpy): Add function prototypes here.
4194         (fold_builtin): Update function prototype with new "bool ignore".
4195
4196         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
4197         (ccp_fold_builtin):  Update call to fold_builtin.  Call
4198         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
4199         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
4200         simplify_builtin_strncpy respectively.
4201         * fold-const.c (fold): Update call to fold_builtin.
4202
4203 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
4204
4205         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
4206         to strcpy.
4207
4208         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
4209         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
4210         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
4211         * calls.c: Remove ifdefs of macros above.
4212         * functions.c: Likewise.
4213         * expr.c: Likewise.
4214
4215 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4216
4217         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
4218         (arch attribute): Delete.
4219         (current_function_calls_alloca attribute): Rename into calls_alloca.
4220         (calls_eh_return): New attribute.
4221         (leaf_function): Likewise.
4222         (length attribute): Fix formula for sibcalls.
4223         (return insn): Correctly compute the 'length' attribute.
4224         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
4225
4226 2004-07-08  Richard Henderson  <rth@redhat.com>
4227
4228         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
4229         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
4230         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
4231         * tree-eh.c (lower_eh_constructs_1): Likewise.
4232         * tree-sra.c (sra_walk_modify_expr): Likewise.
4233         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4234         (eliminate_unnecessary_stmts): Likewise.
4235         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4236         * tree-tailcall.c (optimize_tail_call): Likewise.
4237         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
4238
4239 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
4240             Jakub Jelinek  <jakub@redhat.com>
4241
4242         * config/i386/i386.c (override_options): Enable
4243         SSE prefetches with -mtune, as long as we are
4244         compiling for i686 or higher.  All i686 processors
4245         accept SSE prefetches as NOPS, some i586's don't.
4246
4247 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4248
4249         PR target/10567
4250         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
4251
4252 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
4253
4254         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
4255         the handling of clobbering ASM_EXPRs.
4256
4257 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4258
4259         PR target/16430
4260         * config/sparc/sparc.c (function_value): In 64-bit mode,
4261         return the aggregates larger than 16 bytes like unions.
4262
4263 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4264
4265         PR target/16199
4266         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
4267         'temp' is zero, generate new pseudos as needed and emit the
4268         sequence of insns in single-assignment form.  Resync comments
4269         with code.
4270         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
4271         function before reload.
4272
4273 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
4274
4275         * vec.c (vec_assert_fail): Remove duplicate 'function'.
4276
4277         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
4278
4279         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
4280         Allocation is signed.
4281         (VEC_reserve): Return flag, allocation is signed.
4282
4283 2004-07-08  Richard Henderson  <rth@redhat.com>
4284
4285         * tree-ssa-ccp.c (fold_stmt): Get type directly from
4286         OBJ_TYPE_REF_OBJECT.
4287
4288 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
4289             Neil Booth  <neil@daikokuya.co.uk>
4290
4291         PR c/2511
4292         PR c/3325
4293         * c-decl.c (finish_struct): Ensure bit-fields are given the
4294         correct type.
4295         * c-common.c (c_common_signed_or_unsigned_type): For C, require
4296         the precision to match as well as the mode.
4297         * expr.c (reduce_to_bit_field_precision): New function.
4298         (expand_expr_real_1): Reduce expressions of bit-field type to
4299         proper precision.
4300         * langhooks.h (reduce_bit_field_operations): New hook.
4301         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
4302         Define.
4303         * c-lang.c, objc/objc-lang.c
4304         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
4305         * objc/objc-act.c (check_ivars): Convert types to bit-field types
4306         before checking.
4307         * tree.c (build_nonstandard_integer_type): New function.
4308         * tree.h (build_nonstandard_integer_type): New prototype.
4309         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
4310         conversions between integer and boolean types as useless.
4311
4312 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
4313
4314         * c-common.c (c_common_nodes_and_builtins): Do not
4315         create __builtin_ptrdiff_t and __builtin_size_t.
4316
4317 2004-07-08  Andrew Pinski  <apinski@apple.com>
4318
4319         * Makefile.in (libbackend.o): Add -combine to the gcc
4320         command line.
4321
4322 2004-07-08  Nick Clifton  <nickc@redhat.com>
4323
4324         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
4325         Set to -Os.
4326
4327 2004-07-08  Richard Henderson  <rth@redhat.com>
4328
4329         * except.c (expand_eh_region_start, expand_eh_region_end,
4330         expand_eh_handler, expand_eh_region_end_cleanup,
4331         expand_start_all_catch, expand_start_catch, expand_end_catch,
4332         expand_end_all_catch, expand_eh_region_end_allowed,
4333         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
4334         expand_eh_region_end_fixup): Remove.
4335         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
4336         cleanups, outer_cleanups, label_chain, exception_region.
4337         (struct goto_fixup): Remove stack_level, cleanup_list_list.
4338         (struct label_chain): Remove.
4339         (struct stmt_status): Remove x_stack_block_stack.
4340         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
4341         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
4342         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
4343         end_cleanup_deferral, last_cleanup_this_contour,
4344         containing_blocks_have_cleanups_or_stack_level,
4345         any_pending_cleanups): Remove.
4346         (expand_null_return_1): Take no arguments.
4347         (expand_label, expand_naked_return, expand_return,
4348         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
4349         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
4350         expand_end_case_type): Don't use any of them.
4351         * calls.c (expand_call): Likewise.
4352         * dojump.c (do_jump): Likewise.
4353         * function.c (expand_function_end): Likewise.
4354         * expr.c (store_expr, expand_expr_real_1): Likewise.
4355         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
4356         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
4357         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
4358         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
4359         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
4360         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
4361         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
4362         for WITH_CLEANUP_EXPR.
4363         (gimple_push_cleanup): Likewise.
4364         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
4365         * print-tree.c (print_node): Likewise.
4366         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
4367         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
4368         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
4369         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
4370         (GOTO_SUBROUTINE_EXPR): Remove.
4371         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
4372         (DECL_TOO_LATE): Remove.
4373         * except.h, tree.h: Update decls.
4374
4375 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
4376
4377         * explow.c (optimize_save_area_alloca): Do not accept parameters.
4378         * passes.c (rest_of_handle_final): Handle symout.
4379         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
4380         Push timevar here.
4381         (rest_of_handle_sched): Break out SMS.  Remove ifs for
4382         flag_schedule_insns and flag_modulo_sched.
4383         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
4384         collect at the end.
4385         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
4386         (rest_of_handle_partition_blocks, rest_of_handle_sms,
4387         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
4388         rest_of_handle_mode_switching, rest_of_handle_jump,
4389         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
4390         rest_of_handle_jump2, rest_of_handle_postreload,
4391         rest_of_handle_flow2, rest_of_clean_state,
4392         rest_of_handle_shorten_branches,
4393         rest_of_handle_prologue_epilogue,
4394         rest_of_handle_branch_target_load_optimize): New.
4395         (rest_of_compilation): Call the above.  Remove ggc_collect
4396         calls moved to rest_of_handle_*.
4397         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
4398
4399         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
4400         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
4401         * except.h (set_nothrow_function_flags): Update comment.
4402         * function.c (current_function_nothrow): Remove.
4403         * output.h (current_function_nothrow): Remove.
4404         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
4405         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
4406
4407 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
4408
4409         PR bootstrap/16326
4410         * reorg.c: Revert 2004-06-30 change.
4411         (find_end_label): If HAVE_epilogue and !HAVE_return,
4412         return 0 instead of creating a label at the end of the insn chain.
4413         (optimize_skip): Account for the failure mode of find_end_label.
4414         (fill_simple_delay_slots): Likewise.
4415         (fill_slots_from_thread): Likewise.
4416         (relax_delay_slots): Likewise.
4417
4418 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
4419
4420         * tree-flow.h (addressable_vars): Declare.
4421         * tree-ssa-alias.c (addressable_vars): Define.
4422         (setup_pointers_and_addressables): Add addressable variables
4423         to addressable_vars.
4424         * tree-ssa-operands.c (get_stmt_operands): Move
4425         handling of ASM_EXPRs ...
4426         (get_asm_expr_operands): ... here.
4427         When the ASM_EXPR clobbers memory, also clobber addressable
4428         variables.
4429         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
4430         (delete_tree_ssa): Reset addressable_vars.
4431
4432 2004-07-07  Jan Beulich  <jbeulich@novell.com>
4433             Richard Henderson  <rth@redhat.com>
4434
4435         * varasm.c (assemble_variable): Use assemble_zeros for
4436         zero-initialized variables.
4437         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
4438         for SECCAT_BSS and SECCAT_TBSS.
4439
4440 2004-07-07  Jan Beulich  <jbeulich@novell.com>
4441
4442         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
4443
4444         * expmed.c (emit_store_flag): Also special-case double-word
4445         (in-)equality comparison against -1.
4446
4447         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
4448         passing arguments the containers for which are registers.
4449
4450         * calls.c (emit_library_call_value_1): Use mode of function parameter
4451         rather than that of argument since constants have none.
4452
4453 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
4454
4455         Introduce H8SX support.
4456         * expr.c (expand_strcpy): Renamed and moved to...
4457         * builtins.c (expand_movstr): ... here.  Tweak.
4458         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
4459         computed or has side effects.
4460         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
4461         unused, or if mempcpy fails.  Adjust the return value in the
4462         latter case.  Use movstr if everything else fails.
4463         * doc/md.texi (movstr): Document.
4464         (movmemM, clrmemM): Fix explanation of memory block operands.
4465         * config/h8300/h8300.md (stpcpy): Renamed to...
4466         (movstr): ... this.  Adjust.
4467         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
4468         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
4469         movmem* and clrstr* to clrmem*.
4470         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
4471         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
4472         GENERAL_REGS, always.
4473         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
4474         getting the stack pointer as addr.
4475         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
4476         from general_operand_dst.
4477         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
4478         variant of...
4479         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
4480         instead of requiring it to match only before reload.
4481         (stpcpy_internal_normal): New, normal-mode variant of...
4482         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
4483         `D' instead of requiring it to match only before reload.
4484         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
4485         mode argument.
4486         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
4487         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
4488         h8300_get_index.
4489         * config/h8300/h8300.md (attr type): Add call.
4490         (attr can_delay): If type is call, set it no.
4491         (call, call_value): Set type to call.
4492         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
4493         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
4494         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
4495         * tree.c (get_narrower): Don't narrow integral types into
4496         non-integral types.
4497         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
4498         frame_size *before* the first use.
4499         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
4500         on input.
4501         (peephole2): Don't widen instructions that push SP.  Move
4502         decrement of SP to the end of all stm-generating peepholes.
4503         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
4504         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
4505         and OR to set it to all ones.
4506         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
4507         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
4508         (call, call_value): Set can_delay to "no".
4509         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
4510         * config/h8300/h8300.md (extzv): Make subreg check more robust.
4511         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
4512         * config/h8300/h8300.md (*brabit): Remove.
4513         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
4514         zero_extract.  Use bit_memory_operand as the predicate for
4515         operand 1 and 'WU' as the constraint.  Check the difference
4516         between the base length and the final one when deciding which
4517         type of branch to use.
4518         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
4519         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
4520         Use convert_move to extend the result for TARGET_H8300SX.  Check
4521         for QImode memory references.  Optimize the case where the
4522         destination is a paradoxical subreg.
4523         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
4524         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
4525         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
4526         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
4527         * config/h8300/h8300.md: Include mova.md
4528         (length_table): Add mova and mova_zero.
4529         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
4530         after all constant addresses for '%R', '%X', '%T' and '%S'.
4531         (h8300_mova_length): New function.
4532         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
4533         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
4534         dependencies for s-config, etc.
4535         * config/h8300/gemova.sh: New file.
4536         * config/h8300/mova.md: Generated.
4537         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
4538         * config/h8300/h8300.c (h8300_bitfield_length): New.
4539         (nibble_operand): Adjust.
4540         (h8300_binary_length): Handle conditional binary op.
4541         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
4542         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
4543         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
4544         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
4545         constraints.  WU is introduced as a variant of U that requires a
4546         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
4547         * config/h8300/h8300.md (attr type): Added bitbranch.
4548         (attr length_table): Added bitfield and bitbranch.
4549         (attr length): Compute bitbranch length.
4550         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
4551         least-significant bit of a byte.
4552         (brabit, brabc, brabs): New.
4553         (insv, extzv): Emit bfst and bfld on H8300SX.
4554         (bfld, bfst, seq, sne): New.
4555         (bstzhireg, cmpstz, bstz, bistz): New.
4556         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
4557         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
4558         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
4559         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
4560         (h8sx_unary_memory_operator): New function.
4561         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
4562         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
4563         * config/h8300/h8300.md: Add peepholes to combine reloads and
4564         arithmetic insns.
4565         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
4566         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
4567         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
4568         (and?i, ior?i, xor?i): Likewise.
4569         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
4570         * config/h8300/h8300.c: Move enums and prototypes to head of file.
4571         Various whitespace fixes.
4572         (h8300_constant_length): New function, split out from...
4573         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
4574         (h8300_classify_operand): Use IN_RANGE.
4575         (h8300_classify_operand): Use h8300_constant_length.
4576         (h8300_short_move_mem_p): Tighten size check.
4577         (h8sx_mergeable_memrefs_p): Tighten equality check.
4578         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
4579         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
4580         for -msx.
4581         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
4582         * config/h8300/crtn.asm: Likewise.
4583         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
4584         if __H8300SX__ is defined.
4585         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
4586         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
4587         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
4588         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
4589         addresses as mode-dependent.
4590         * config/h8300/h8300.c (print_operand_address): Update call to
4591         h8300_get_index.
4592         (h8300_get_index): Take a mode argument.  Rework to fix an
4593         earlier misunderstanding.
4594         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
4595         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
4596         into a register if TARGET_H8300SX.
4597         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
4598         TARGET_H8300SX.  Also disable related define_splits.
4599         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
4600         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
4601         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
4602         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
4603         * config/h8300/h8300.h (OK_FOR_Z): New macro.
4604         (EXTRA_CONSTRAINT_STR): Check it.
4605         * config/h8300/h8300.c (h8300_classify_operand): Accept null
4606         class arguments.
4607         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
4608         * config/h8300/h8300.md (length_table): Add mov_imm4.
4609         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
4610         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
4611         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
4612         be a label.
4613         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
4614         * config/h8300/h8300.c (h8300_reorg): New function.
4615         (TARGET_MACHINE_DEPENDENT_REORG): Define.
4616         * config/h8300/h8300.md (length): Subtract the length of the
4617         delay slot from (pc) when checking the range of forward branches.
4618         (delay_slot, can_delay): New attributes.
4619         (define_delay): Add bra/s handling.
4620         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
4621         (jump): Add delayed-branch handling.
4622         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
4623         * expr.c (expand_strcpy): New function.
4624         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
4625         (expand_builtin_stpcpy): Likewise.
4626         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
4627         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
4628         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
4629         handling to improve register allocation for -fno-omit-frame-pointer.
4630         (h8sx_split_movmd): Delete, moving er6 handling into...
4631         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
4632         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
4633         (movmd): Add calls to copy_rtx.
4634         (movmd_internal): In the second alternative, allow the initial and
4635         final destination registers to be different .  Update the splitter
4636         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
4637         instead of h8sx_split_movmd.
4638         (stpcpy, movsd): New expanders.
4639         (movsd_internal): New define_insn.
4640         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
4641         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
4642         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
4643         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
4644         and DESTINATION_REGS.
4645         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4646         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
4647         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
4648         (h8300_move_ratio): Declare.
4649         (MOVE_RATIO): Use it.
4650         * config/h8300/h8300.c (h8300_move_ratio): New variable.
4651         (h8300_init_once): Initialize it.
4652         (h8300_reg_class_from_letter): New function.
4653         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
4654         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
4655         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
4656         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
4657         (movstrsi, movmd): New expanders.
4658         (movmd_internal): New insn.
4659         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
4660         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
4661         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
4662         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
4663         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
4664         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
4665         * config/h8300/h8300.c (nibble_operand): Fix warning.
4666         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
4667         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
4668         (movsf_h8300h): Disable for TARGET_H8300SX.
4669         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
4670         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
4671         h8300_stm_parallel and h8300_return_parallel.
4672         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
4673         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
4674         h8300_stm_parallel, h8300_return_parallel): New functions.
4675         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
4676         if TARGET_H8300SX.  Use h8300_push_pop.
4677         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
4678         and final pop when generating h8sx code.  Always emit some form
4679         of return insn.
4680         * config/h8300/h8300.md: Don't enforce register alignment in
4681         stm peepholes if TARGET_H8300SX.
4682         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
4683         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
4684         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
4685         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
4686         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
4687         (MULTILIB_DIRNAMES): Add a directory for it.
4688         (MULTILIB_MATCHES): Delete.
4689         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
4690         * final.c (walk_alter_subreg): Handle addresses with subregs
4691         inside a ZERO_EXTEND or AND.
4692         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
4693         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
4694         if TARGET_H8300SX.
4695         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
4696         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
4697         @(dd,Rn.w) and @(dd,ERn.L).
4698         (h8300_displacement_size): Take the whole address as argument.
4699         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
4700         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
4701         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
4702         (h8sx_mergeable_memrefs_p): Declare.
4703         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
4704         (HAVE_PRE_INCREMENT): Likewise.
4705         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
4706         addresses for TARGET_H8300SX,
4707         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
4708         and POST_DEC.
4709         (movb_length_table, movl_length_table): New tables.
4710         (movw_length_table): Define to movb_length_table.
4711         (h8300_displacement_size): New, split out from...
4712         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
4713         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
4714         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
4715         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
4716         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
4717         (compute_plussi_length, compute_plussi_cc): Update accordingly.
4718         (h8sx_unary_shift_operator): Get the mode from the operator.
4719         (binary_shift_operator): Likewise.
4720         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
4721         a memory reference, check whether the reference is offsettable.
4722         (length_table): Add movb, movw and movl.
4723         (movqi): Add new h8sx pattern.  Don't force one operand to be a
4724         register when generating h8sx code.
4725         (movhi, movsi, movsf): Likewise.
4726         (movstrictqi): Use the length_table attribute.
4727         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
4728         (addqi3): Split into a define_expand and define_insn.  Don't accept
4729         memory operands in the expander.  Use h8300_operands_match_p to
4730         check for matching operands in the define_insn.
4731         (subqi3, negqi2, one_cmplqi2): Likewise.
4732         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
4733         in any patterns that are unused in h8sx code.  In the h8sx patterns,
4734         use h8300_operands_match_p to check whether operands match.
4735         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
4736         one_cmpl[hs]i3): Likewise.
4737         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
4738         in the expander.
4739         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
4740         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
4741         (h8300_insn_length_from_table): Add a second parameter.
4742         (output_h8sx_shift): Declare.
4743         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
4744         (EXTRA_CONSTRAINT): Replace with...
4745         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
4746         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
4747         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
4748         and h8sx_binary_shift_operator.
4749         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
4750         for TARGET_H8300SX.
4751         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
4752         (bit_memory_operand, fix_bit_operand): Likewise.
4753         (h8300_length_table_for_insn): Remove.
4754         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
4755         instructions.
4756         (h8300_short_immediate_length, h8300_binary_length): New functions.
4757         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
4758         (output_plussi): Use sub to add negative constants.
4759         (compute_plussi_length): Adjust accordingly.
4760         (h8sx_single_shift_type): New enum.
4761         (h8sx_single_shift, h8sx_unary_shift_operator,
4762         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
4763         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
4764         single h8sx instruction.  Return false in this case.
4765         * config/h8300/h8300.md (length_table): Add short_immediate.
4766         (length): Pass the operand array to h8300_insn_length_from_table.
4767         (adjust_length): Assume "no" for insns with a length_table attribute.
4768         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
4769         (*addhi3_h8300hs): Don't use for h8sx.
4770         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
4771         and sub.w #xx:3.
4772         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
4773         1's predicate to nonimmediate_operand.  Only skip default expansion
4774         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
4775         for single h8sx shift instructions.
4776         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
4777         * config/h8300/h8300.c (nibble_operand): Split out of...
4778         (reg_or_nibble_operand): ... this.
4779         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
4780         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
4781         umulhisi3): Introduce expand, and introduce separate insns for
4782         sign- or zero-extended REG and already-extended CONST_INT.
4783         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
4784         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
4785         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
4786         (subhi3): Likewise.  Don't accept immediates for operand 1.
4787         Remove the early clobber from second alternative of the h8300s pattern.
4788         (subsi3): Generalize for h8sx.  Force operand 2 into a register
4789         on plain h8300 targets.
4790         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
4791         (subsi3_h8300h): Generalize for h8sx.
4792         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
4793         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
4794         * config/h8300/h8300.c (reg_or_nibble_operand): New.
4795         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4796         (TARGET_H8300SXMUL): New.
4797         (CONST_OK_FOR_P): New.
4798         (CONST_OK_FOR_LETTER_P): Adjust.
4799         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
4800         umulhisi3): Accept 4-bit immediate on H8SX.
4801         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
4802         (udivsi3, divhi3, udivsi3, divsi3): New.
4803         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
4804         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
4805         * config/h8300/h8300.h (OK_FOR_Q): New macro.
4806         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
4807         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
4808         Add ADDRESSOF to the bit_operand entry.
4809         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
4810         (h8300_src_operand): Likewise.
4811         (bit_operand): Check nonimmediate_operand rather than general_operand.
4812         Accept any nonimmediate_operand in h8sx code.
4813         (h8300_and_costs): Initialize operands[1].
4814         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
4815         (h8300_operand_class): New enum.
4816         (h8300_length_table): New typedef.
4817         (addb_length_table, addw_length_table, addl_length_table,
4818         logicl_length_table): New tables.
4819         (logicb_length_table, logicw_length_table): New macros.
4820         (h8300_classify_operand, h8300_length_from_table,
4821         h8300_length_table_for_insn, h8300_unary_length,
4822         h8300_insn_length_from_table): New functions.
4823         (output_plussi): Only use adds and subs for register destinations.
4824         Disable redundant clause.
4825         (compute_plussi_cc): Likewise.
4826         (compute_plussi_length): Likewise.  Use h8300_length_from_table
4827         to work out the length of an insn.
4828         (output_logical_op): Only use narrower immediate instructions
4829         if the destination is a register.
4830         (compute_logical_op_cc): Likewise.
4831         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
4832         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
4833         * config/h8300/h8300.md (length_table): New attribute.
4834         (length): When an instruction has a length_table attribute, use
4835         h8300_insn_length_from_table to calculate its default length.
4836         (cmpqi): Use h8300_dst_operand for the first operand and
4837         h8300_src_operand for the second.
4838         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
4839         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
4840         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
4841         iorsi3, xorhi3, xorsi3): Likewise.
4842         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
4843         so that it allows any combination of operands for TARGET_H8300SX.
4844         (iorqi3, xorqi3): Likewise.
4845         (cmpqi): Use the length_table attribute.
4846         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
4847         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4848         (cmpqi): Add 'Q' constraint.
4849         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
4850         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
4851         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
4852         * config/h8300/h8300.h (MASK_H8300SX): New macro.
4853         (TARGET_H8300S): True for both -ms and -msx.
4854         (TARGET_H8300SX): New macro.
4855         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
4856         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
4857         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
4858         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
4859         [Temporary change.]
4860         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
4861         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
4862         16-bit pointers and 32-bit ints.
4863         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
4864         CONST_DOUBLE with mode no wider than SImode.
4865         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
4866         output operand.
4867         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
4868         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
4869         or SUBREG thereof.
4870         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
4871         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
4872         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
4873
4874 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
4875
4876         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
4877
4878 2004-07-07  Per Bothner  <per@bothner.com>
4879
4880         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
4881
4882 2004-07-07  Mike Stump  <mrs@apple.com>
4883
4884         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
4885         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
4886         (machopic_finish): Likewise.
4887
4888 2004-07-07  Richard Henderson  <rth@redhat.com>
4889
4890         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
4891         through any value-preserving cast.
4892
4893 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
4894
4895         * function.c (assign_parm_find_data_types): Call
4896         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
4897
4898 2004-07-07  Steven Bosscher  <stevenb@suse.de>
4899
4900         * tree-cfg.c (group_case_labels): Remove case labels that have
4901         the same target as the default case.
4902
4903 2004-07-07  Steven Bosscher  <stevenb@suse.de>
4904
4905         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
4906         regardless of DECL_LANG_SPECIFIC being present or not.
4907         * tree.h (DECL_NUM_STMTS): Purge.
4908
4909 2004-07-07  Andrew Pinski  <apinski@apple.com>
4910
4911         * configure: Regenerate with the right autoconf.
4912
4913 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
4914
4915         * ifcvt.c (total_bb_rtx_cost): New function.
4916         (find_if_case_1): Compare rtx_cost of basic block to cost of
4917         BRANCH_COST insns.
4918         (find_if_case_2): Same.
4919
4920 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
4921
4922         PR target/10567
4923         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
4924         (output_return): Likewise.
4925         (output_sibcall): Abort if !flag_delayed_branch.
4926         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
4927         (emit_and_preserve): New function.
4928         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
4929         indirect jump to the thunked-to function if !flag_delayed_branch.
4930         * config/sparc/sparc.md (delayed_branch): New attribute.
4931         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
4932         attribute to compute the length of the insn.
4933         (goto_handler_and_restore): Likewise.
4934
4935 2004-07-07  Andrew Pinski  <apinski@apple.com>
4936
4937         PR tree-optimization/15777
4938         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
4939
4940         * expr.c (expand_expr_real_1): Fix formating.
4941         BUFFER_REF and IN_EXPR are dead.
4942         * fold-const.c (non_lvalue): BUFFER_REF is dead.
4943         * tree-inline.c (estimate_num_insns_1): Likewise.
4944         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
4945         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
4946         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
4947
4948 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
4949
4950         * collect2.c (dump_file): Don't call cplus_demangle if
4951         HAVE_LD_DEMANGLE is defined.
4952         (main): Pass "--demangle" to ld if no_demangle is not 0 and
4953         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
4954         if HAVE_LD_DEMANGLE is defined.
4955
4956         * configure.ac (--with-demangler-in-ld): Added
4957         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
4958         --with-demangler-in-ld is used.
4959         * config.in: Regenerated.
4960         * configure: Likewise.
4961
4962 2004-07-07  Roger Sayle  <roger@eyesopen.com>
4963
4964         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
4965         for simple floating point operations "fp", double precision
4966         multiplication "dmul", and single and double precision division
4967         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
4968         (ppc630_cost): New table split from ppc620_cost, to distinguish
4969         differences in floating point latencies.
4970         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
4971         (rs6000_rtx_costs): Add support for single and double precision
4972         floating point addition, subtraction, multiplication, division,
4973         fused-multiply-add, fused-multiply-sub, negation, absolute value
4974         and negative absolute value.  Tweak MEM case to use prefered idiom.
4975
4976 2004-07-07  Richard Henderson  <rth@redhat.com>
4977
4978         * tree-flow-inline.h (may_propagate_copy): Move...
4979         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
4980         attempt to copy between types requiring conversion.
4981         * tree-flow.h (may_propagate_copy): Update decl.
4982         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
4983
4984 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
4985
4986         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
4987         from -mtune= option.
4988
4989 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
4990
4991         * builtins.c: Rename movstr*, except for movstrict*, to
4992         movmem* and clrstr* to clrmem*.
4993         * expr.c: Likewise.
4994         * expr.h: Likewise.
4995         * genopinit.c: Likewise.
4996         * integrate.c: Likewise.
4997         * local-alloc.c: Likewise.
4998         * optabs.c: Likewise.
4999         * optabs.h: Likewise.
5000         * config/alpha/alpha.h: Likewise.
5001         * config/alpha/alpha.md: Likewise.
5002         * config/arm/arm-protos.h: Likewise.
5003         * config/arm/arm.c: Likewise.
5004         * config/arm/arm.md: Likewise.
5005         * config/avr/avr.md: Likewise.
5006         * config/c4x/c4x.c: Likewise.
5007         * config/c4x/c4x.md: Likewise.
5008         * config/frv/frv.md: Likewise.
5009         * config/i386/i386-protos.h: Likewise.
5010         * config/i386/i386.c: Likewise.
5011         * config/i386/i386.h: Likewise.
5012         * config/i386/i386.md: Likewise.
5013         * config/i860/i860.c: Likewise.
5014         * config/i860/i860.md: Likewise.
5015         * config/ip2k/ip2k.md: Likewise.
5016         * config/ip2k/libgcc.S: Likewise.
5017         * config/ip2k/t-ip2k: Likewise.
5018         * config/m32r/m32r.c: Likewise.
5019         * config/m32r/m32r.md: Likewise.
5020         * config/mcore/mcore.md: Likewise.
5021         * config/mips/mips.c: Likewise.
5022         * config/mips/mips.md: Likewise.
5023         * config/ns32k/ns32k.c: Likewise.
5024         * config/ns32k/ns32k.h: Likewise.
5025         * config/ns32k/ns32k.md: Likewise.
5026         * config/pa/pa.c: Likewise.
5027         * config/pa/pa.md: Likewise.
5028         * config/pdp11/pdp11.h: Likewise.
5029         * config/pdp11/pdp11.md: Likewise.
5030         * config/rs6000/rs6000.c: Likewise.
5031         * config/rs6000/rs6000.md: Likewise.
5032         * config/s390/s390-protos.h: Likewise.
5033         * config/s390/s390.c: Likewise.
5034         * config/s390/s390.md: Likewise.
5035         * config/sh/lib1funcs.asm: Likewise.
5036         * config/sh/sh.c: Likewise.
5037         * config/sh/sh.md: Likewise.
5038         * config/sh/t-sh: Likewise.
5039         * config/sparc/sparc.h: Likewise.
5040         * config/vax/vax.md: Likewise.
5041         * config/xtensa/xtensa.c: Likewise.
5042         * config/xtensa/xtensa.md: Likewise.
5043         * doc/invoke.texi: Likewise.
5044         * doc/md.texi: Likewise.
5045         * doc/rtl.texi: Likewise.
5046
5047 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
5048
5049         PR target/16407
5050         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
5051         * config/mips/mips.c (mips_declare_common_object): New function,
5052         mostly split out from...
5053         (mips_output_aligned_decl_common): ...here.
5054         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
5055         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
5056         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
5057         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
5058
5059 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5060
5061         PR c/16392
5062         * function.c (assign_parms): Fix typo from previous change.
5063
5064 2004-07-07  Jason Merrill  <jason@redhat.com>
5065
5066         PR c++/15815
5067         * doc/extend.texi (C++ Interface): Correct information and
5068         discourage use.
5069
5070 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
5071
5072         PR target/16130
5073         PR target/16142
5074         PR target/16143
5075         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
5076         insn.
5077
5078 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
5079
5080         PR target/1679.
5081         * config/m32r/m32r.c (m32r_function_symbol): New function:
5082         Generate a symbol name RTX with the correct m32r specific flags
5083         set.
5084         (block_move_call): Use new function to generate correct symbol.
5085         * config/m32r/m32r-protos.h: Add prototype for new funcion.
5086         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
5087         function.
5088
5089 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
5090
5091         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
5092         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
5093         TYPE_BINFO_BASETYPE): Remove.
5094         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
5095         to ...
5096         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
5097         here.
5098         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
5099         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
5100         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
5101         (struct tree_binfo): Rename base_types to base_binfos.
5102         * alias.c (record_component_aliases): Adjust BINFO macros.
5103         * dbxout.c (dbxout_type): Likewise.
5104         * dwarf2out.c (gen_member_die): Likewise.
5105         * sdbout.c (sdbout_one_type): Likewise.
5106         * tree-dump.c (deque_and_dump): Likewise.
5107         * config/i386/i386.c (classify_argument,
5108         contains_128bit_aligned_vector_p): Likewise.
5109
5110 2004-07-07  Nick Clifton  <nickc@redhat.com>
5111
5112         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
5113         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
5114
5115 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
5116
5117         * vec.h: Fix the example use.
5118
5119 2004-07-06  Richard Henderson  <rth@redhat.com>
5120
5121         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
5122         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
5123         * tree-inline.c (copy_body_r, setup_one_parameter,
5124         initialize_inlined_parameters, expand_call_inline,
5125         declare_inline_vars): Don't check it.
5126         (expand_calls_inline): Remove old version, rename new version
5127         from gimple_expand_calls_inline.
5128         * tree-optimize.c (execute_gimple): Remove.
5129         (pass_gimple): Don't run anything.
5130
5131 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
5132
5133         * doc/sourcebuild.texi: Use semicolons instead of commas in
5134         section title.
5135
5136 2004-07-06  Richard Henderson  <rth@redhat.com>
5137
5138         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
5139         (sra_walk_modify_expr, scan_init): Likewise.
5140         (generate_element_zero): Check visited before scanning children.
5141         (generate_element_init): Set visited on error.
5142         (scalarize_init): Handle generate_element_init failure similar
5143         to use_block_copy.
5144
5145 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
5146
5147         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
5148         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
5149
5150 2004-07-06  Richard Henderson  <rth@redhat.com>
5151
5152         * config/i386/i386.c (legitimize_pic_address): Make static.
5153         (legitimize_address): Handle CONST with TLS operand.
5154         (ix86_expand_move): Don't call legitimize_pic_address directly.
5155         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
5156
5157 2004-07-06  Roger Sayle  <roger@eyesopen.com>
5158
5159         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
5160         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
5161         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
5162         is currently executed unconditionally, i.e. not in "else_bb".
5163
5164 2004-07-06  Steven Bosscher  <stevenb@suse.de>
5165
5166         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
5167         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5168         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
5169         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5170         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
5171         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5172         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
5173         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5174         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
5175         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5176         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
5177         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5178         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
5179         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5180         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
5181         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
5182
5183 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
5184
5185         * dojump.c (do_jump): REFERENCE_EXPR is dead.
5186         * expr.c (expand_expr_real_1): Ditto.
5187         * tree-inline.c (estimate_num_insns_1): Ditto.
5188         * tree-pretty-print.c (dump_generic_node): Ditto.
5189         (op_symbol): Ditto.
5190         * tree.def: Ditto.
5191
5192 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
5193
5194         * tree-ssa-pre.c (reference_node_pool): New pool.
5195         (find_or_generate_expression): Class 'r' is okay too.
5196         (create_value_expr_from): Ditto.
5197         (add_to_sets): LHS should not include vuses.
5198         (eliminate): Ditto.
5199         (compute_avail): Reverse ordering of tests.
5200         Valuize INDIRECT_REF as well.
5201
5202 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
5203
5204         PR rtl-optimization/16380
5205         * loop.c (check_dbra_loop): Sink comparison instructions if they
5206         do something other than set cc0.
5207
5208 2004-07-06  James E Wilson  <wilson@specifixinc.com>
5209
5210         * doc/interface.texi (longjmp and automatic variables): Delete
5211         paragraph recommending taking the address of a variable.
5212
5213 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
5214
5215         * vec.h (VEC_embedded_alloc): Remove.
5216         (VEC_embedded_size, VEC_embedded_init): New.
5217         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
5218         MEM_STAT_INFO.
5219         (VEC_truncate): New.
5220         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
5221         (vec_embedded_alloc): Remove.
5222         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
5223         (vec_embedded_alloc): Remove.
5224
5225 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
5226
5227         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
5228         (gt-langhooks.h): Remove.
5229
5230 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
5231
5232         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
5233
5234 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
5235
5236         * config/sparc/sparc.c (get_pc_symbol): Rename into
5237         add_pc_to_pic_symbol.
5238         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
5239         (load_pic_register): Account for previous changes.
5240         Use reg_names.  Don't create the label twice.
5241         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
5242         UNSPEC_LOAD_PCREL_SYM.
5243         (get_pc): Rename into load_pcrel_sym.  Add predicate to
5244         operands.  Remove condition.
5245
5246 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
5247
5248         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
5249         RECORD, UNION & QUAL_UNION is actually a binfo.
5250
5251         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
5252         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
5253         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
5254         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
5255         * dwarf2out.c (add_data_member_location_attribute): Likewise.
5256         (gen_inheritance_die): Likewise.
5257         * tree-dump.c (deque_and_dump): Likewise.
5258         * doc/c-tree.texi (Binfos): Add under reconstruction note.
5259
5260 2004-07-06  Steven Bosscher  <stevenb@suse.de>
5261
5262         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5263         Define.
5264         * config/mcore/mcore.md: Model memory latency with a simple DFA
5265         pipeline description instead of a define_function_unit.
5266
5267 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5268
5269         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
5270         * langhooks.h (var_mod_type_p): Likewise.
5271         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
5272         * expr.c (count_type_elements): Properly handle return from
5273         array_type_nelts and properly test for overflow.
5274         * gimplify.c (gimplify_init_constructor): Properly handle return
5275         from array_type_nelts.
5276         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
5277         * integrate.c (copy_decl_for_inlining): Correct comments.
5278         * tree-inline.c (remap_decl): Update comments, remove dead code,
5279         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
5280         (remap_type): Only remap if variably modified by vars in function
5281         being inlined.
5282         (copy_body_r): Use compatible_type langhooks to see when can fold.
5283         (setup_one_parameter): Don't remap type.
5284         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
5285         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
5286         compute TREE_INVARIANT for decl case.
5287         (find_var_from_fn): New function.
5288         (variably_modified_type_p): Add arg and call new function.
5289         * tree.h (variably_modified_type_p): Add extra arg.
5290
5291 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
5292
5293         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
5294         (goto_handler_and_restore_v9): Delete disabled insn.
5295         (goto_handler_and_restore_v9_sp64): Likewise.
5296
5297 2004-07-05  Roger Sayle  <roger@eyesopen.com>
5298
5299         * calls.c (load_register_parameters): Call expand_shift instead
5300         of expand_binop with ashl_optab (or other shift optab) directly.
5301         * expr.c (emit_group_load, emit_group_store): Likewise.
5302         * function.c (assign_parm_setup_block): Likewise.
5303         * stmt.c (shift_return_value): Likewise.
5304
5305 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
5306
5307         * expr.c (expand_assignment): Disable the bitfield += optimizations.
5308
5309 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
5310
5311         * doc/sourcebuild.texi: Revert previous patch.
5312
5313 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
5314
5315         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
5316         TARGET_MEM_FUNCTIONS.
5317         * system.h: Poison TARGET_MEM_FUNCTIONS.
5318         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
5319         bcmp_libfunc, bzero_libfunc): Remove.
5320         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
5321         bzero_libfunc.
5322         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
5323         * doc/standards.texi: Don't mention calling BSD string functions.
5324         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
5325         * config/vax/t-memfuncs: New.
5326         * config/memcmp.c, config/memcpy.c, config/memmove.c,
5327         config/memset.c: New.
5328         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
5329         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
5330         vax/t-memfuncs.
5331         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
5332         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
5333         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
5334         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
5335         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
5336         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
5337         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
5338         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
5339         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
5340         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
5341
5342 2004-07-05  Richard Henderson  <rth@redhat.com>
5343
5344         * function.c (assign_parm_setup_reg): Properly rename variables in
5345         FUNCTION_ARG_CALLEE_COPIES section.
5346
5347 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
5348
5349         * tree-mudflap.c: Include cgraph.h.
5350         (mf_init_extern_trees): Rename to mudflap_init.  Export.
5351         Rewrite to create synthetic declarations instead of looking
5352         up declarations from mf-runtime.h.
5353         (mf_make_builtin, mf_make_cache_struct_type): New functions.
5354         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
5355         Correct commentary.
5356         (execute_mudflap_function_decls, mudflap_register_call):
5357         Don't call mf_init_extern_trees.
5358         (mudflap_finish_file): Use cgraph_build_static_cdtor.
5359
5360         * tree-mudflap.h: Update prototypes.
5361         * c-mudflap.c: Delete file.
5362         * c-common.c: Include tree-mudflap.h.
5363         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
5364         * Makefile.in: Remove all references to c-mudflap.o.
5365         Update dependencies.
5366
5367 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
5368
5369         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
5370         displacements with the spatial-locality cache-control completer.
5371
5372 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
5373
5374         * langhooks.c: Don't include gt-langhooks.h.
5375         (var_labelno): Delete.
5376         (lhd_set_decl_assembler_name): Do not append a distinguishing
5377         number to file-scope internal-linkage declarations for the first
5378         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
5379         the declaration itself (if at block scope), or its containing
5380         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
5381         number.
5382
5383         * opts.c (cur_in_fname): New global.
5384         * opts.h: Declare it.
5385         * tree.c: Include opts.h.
5386         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
5387         DECL_UID equal to cur_in_fname.
5388         (copy_node_stat): Do not change DECL_UID when copying a
5389         TRANSLATION_UNIT_DECL.
5390         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
5391         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
5392
5393         * c-decl.c (c_static_assembler_name): Delete.
5394         * c-tree.h (c_static_assembler_name): Delete prototype.
5395         * c-lang.c, objc/objc-lang.c: Don't override
5396         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
5397
5398         * Makefile.in (tree.o): Update dependencies.
5399         (GTFILES): Remove langhooks.c.
5400
5401 2004-07-05  Roger Sayle  <roger@eyesopen.com>
5402
5403         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
5404         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
5405         Normalize "X % C" as "X % -C" for signed modulus and negative C.
5406         Optimize "X % -Y" as "X % Y" for signed modulus.
5407         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
5408         into "((unsigned) X % Y) == 0".
5409
5410 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
5411
5412         * sourcebuild.texi (Config Fragments): Use @comma{} in
5413         cross-reference to section title.
5414
5415 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5416
5417         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
5418         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
5419         (gimplify_target_expr, gimplify_expr): Likewise.
5420         (copy_if_shared_r): No longer need special case for BIND_EXPR.
5421         (unshare_body, unvisit_body): Only look at nested if BODY_P is
5422         whole function.
5423         (gimplify_compound_lval): See if we can strip any useless conversion.
5424         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
5425         from RHS, not LHS.
5426         (gimplify_modify_expr_to_memset): Likewise.
5427         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
5428         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
5429         (declare_inline_vars): Likewise.
5430         (walk_type_fields): New function.
5431         (walk_tree): Use it.
5432         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
5433
5434         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
5435         (sra_walk_modify_expr): Allow init function to fail.
5436         (scan_init): Now returns bool.
5437         (generate_element_init): If can't understand INIT, return false.
5438         (scalarize_init): Return false if generate_element_init does.
5439
5440         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
5441         print bounds.
5442
5443         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
5444         bounds if bounds aren't constant.
5445
5446         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
5447
5448         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
5449         to type hooks; remove bogus PARAMS.
5450
5451 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
5452
5453         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
5454         * dwarf2out.c (add_data_member_location_attribute): Check for
5455         TREE_BINFO.
5456         * tree.c (tree_node_kinds): Add "binfos".
5457         (binfo_lang_slots): New.
5458         (make_node_stat): Add TREE_BINFO.
5459         (make_tree_binfo_stat): New.
5460         (tree_node_structure): Add TREE_BINFO.
5461         * tree.def (TREE_BINFO): New.
5462         * tree.h (REC_OR_UNION_CHECK): Rename to ...
5463         (RECORD_OR_UNION_CHECK): ... here.
5464         (NOT_RECORD_OR_UNION_CHECK): New.
5465         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
5466         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
5467         RECORD_OR_UNION_CHECK.
5468         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
5469         (TYPE_LANG_SLOT_1): New.
5470         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
5471         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
5472         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
5473         (BINFO_ELTS): Remove.
5474         (BINFO_LANG_SLOT): New.
5475         (struct tree_binfo): New.
5476         (binfo_lang_slots): Declare.
5477         (enum tree_node_structure_enum): Add TS_BINFO.
5478         (union tree_node): Add binfo.
5479         (make_tree_binfo_stat): Declare.
5480         (make_tree_binfo): New.
5481         (enum tree_node_kind): Add binfo_kind.
5482
5483         * objc/objc-act.c (start_class, objc_declare_protocols,
5484         start_protocols): Use TYPE_LANG_SLOT_1.
5485         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
5486         to ...
5487         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
5488         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
5489         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
5490         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
5491
5492 2004-07-05  Steven Bosscher  <stevenb@suse.de>
5493
5494         * rtl.h (struct rtx_def): Remove the integrated flag.
5495         Use the return_val flag for MEM_SCALAR_P.
5496         Reshuffle and update flags in CLEAR_RTX_FLAGS.
5497
5498 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
5499
5500         PR target/16357
5501         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
5502         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
5503         move_by_pieces.
5504
5505 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
5506
5507         * var-tracking.c: Fix some comments.
5508         (frame_stack_adjust): New.
5509         (vt_stack_adjustments): Init stack_adjust of entry block to
5510         minus stack adjustment of function prologue.
5511         (adjust_stack_reference): Do not adjust if adjustment == 0.
5512         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
5513         (emit_notes_in_bb): Likewise.
5514         (vt_add_function_parameters): Do not adjust locations of
5515         function arguments.
5516         (vt_initialize): Compute the stack adjustment of function
5517         prologue and offset the initial "location" of frame_base_decl
5518         from the stack pointer after prologue.
5519
5520 2004-07-04  Richard Henderson  <rth@redhat.com>
5521
5522         * function.c (struct assign_parm_data_all): New.
5523         (struct assign_parm_data_one): New.
5524         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
5525         assign_parm_find_data_types, assign_parms_setup_varargs,
5526         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
5527         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
5528         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
5529         assign_parm_setup_block, assign_parm_setup_reg,
5530         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
5531         (assign_parms): ... here.
5532
5533 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
5534
5535         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
5536         now are bitmap_set_t's.
5537         (bitmap_insert_into_set): No point in inserting the value if
5538         it's invariant.
5539         (bitmap_set_contains): New function.
5540         (bitmap_set_replace_value): Add comment on why we do it
5541         this way.
5542         (set_contains): Removed.
5543         (bitmap_set_subtract_from_value_set): New name of
5544         set_subtract now that it's arguments are two different
5545         types of sets.
5546         Update callers.
5547         (bitmap_find_leader): Change algorithm used.
5548         (find_or_generate_expression): Update use of functions for new
5549         bitmap sets.
5550         (create_expression_by_pieces): Ditto.
5551         (insert_aux): Ditto.
5552         (insert): Ditto.
5553         (add_to_sets): Ditto.
5554         (init_pre): Ditto.
5555         (execute_pre): Ditto.
5556         (compute_avail): Ditto.
5557         Also ignore virtual phis.
5558
5559 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
5560
5561         * combine.c (simplify_comparison): Fix comment typo.
5562
5563 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
5564
5565         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
5566         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
5567         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
5568         (output_restore): Change parameter from 'insn' to 'pat'.
5569         (output_return): Adjust call to output_restore.
5570         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
5571         Adjust call to output_restore.
5572
5573 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
5574
5575         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
5576         and assert system is bsd.
5577
5578 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
5579
5580         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
5581         (TARGET_SWITCHES): Remove -mdebugc.
5582         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
5583         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
5584         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
5585         (sle_[sd]i_reg): Delete.
5586
5587 2004-07-04  Steven Bosscher  <stevenb@suse.de>
5588
5589         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
5590         Define.
5591         * config/iq2000/iq2000.md: Translate old pipeline description to an
5592         equivalent new one.
5593
5594 2004-07-04  Roger Sayle  <roger@eyesopen.com>
5595
5596         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
5597         Ensure the replacement rhs is valid gimple before performing
5598         the substitution.  Return false if these sanity checks fail.
5599         (fold_stmt): Only set changed to true, if set_rhs returns true.
5600         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
5601         succeeds.
5602
5603 2004-07-04  Richard Henderson  <rth@redhat.com>
5604
5605         PR c/16348
5606         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
5607
5608 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
5609
5610         * configure.ac (ranlib_flags): New variable.
5611         * Makefile.in (RANLIB_FLAGS): New variable.
5612         (libbackend.a): Use it.
5613         * configure: Regenerated.
5614
5615 2004-07-04  Roger Sayle  <roger@eyesopen.com>
5616
5617         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
5618         a "sign mask" instead of using ashr_optab directly.
5619
5620 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
5621
5622         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
5623         * doc/cppopts.texi: Clarify processing of command-line defines.
5624
5625 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
5626
5627         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
5628
5629 2004-07-04  Richard Henderson  <rth@redhat.com>
5630
5631         * rtl.def (ADDRESSOF): Remove.
5632         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
5633         (find_base_term, memrefs_conflict_p): Likewise.
5634         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
5635         (fold_rtx, cse_insn, set_live_p): Likewise.
5636         * dwarf2out.c (mem_loc_descriptor): Likewise.
5637         (add_location_or_const_value_attribute): Likewise.
5638         * emit-rtl.c (copy_insn_1): Likewise.
5639         * explow.c (memory_address): Likewise.
5640         * expmed.c (store_split_bit_field): Likewise.
5641         * expr.c (expand_expr_real_1): Likewise.
5642         * function.c (instantiate_decl
5643         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
5644         * genrecog.c (preds, validate_pattern): Likewise.
5645         * integrate.c (copy_rtx_and_substitute): Likewise.
5646         * recog.c (general_operand, register_operand): Likewise.
5647         (memory_address_p): Likwise.
5648         * reload1.c (eliminate_regs, elimination_effects): Likewise.
5649         * rtl.c (copy_rtx): Likewise.
5650         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
5651         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
5652         * rtlhooks.c (gen_lowpart_general): Likewise.
5653         * stmt.c (expand_asm_operands): Likewise.
5654         * web.c (entry_register, replace_ref, web_main): Likewise.
5655         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
5656         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
5657         * config/arm/arm.c (thumb_rtx_costs): Likewise.
5658         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
5659         * config/frv/frv.c (move_destination_operand, move_source_operand,
5660         condexec_dest_operand, condexec_source_operand,
5661         condexec_memory_operand): Likewise.
5662         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
5663         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
5664         (destination_xfmode_operand): Likewise.
5665         * config/mips/mips.h (PREDICATE_CODES): Likewise.
5666         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
5667         * config/s390/s390.c (general_s_operand): Likewise.
5668         * config/s390/s390.md (mov*): Likewise.
5669         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
5670
5671         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
5672         * expr.c (expand_expr_real_1): Likewise.
5673         * stmt.c (expand_decl): Likewise.
5674         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
5675
5676         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
5677         postponed_insns, put_var_into_stack, put_reg_into_stack,
5678         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
5679         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
5680         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
5681         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
5682         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
5683         purge_bitfield_addressof_replacements, purge_addressof_replacements,
5684         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
5685         struct insns_for_mem_walk_info, insns_for_mem_walk,
5686         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
5687         setjmp_protect_args): Remove.
5688         (push_function_context_to): Don't handle var_refs_queue.
5689         (pop_function_context_from, free_after_compilation): Likewise.
5690         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
5691         (assign_parms, allocate_struct_function): Likewise.
5692         (use_register_for_decl): New.
5693         (expand_function_end): Don't setjmp_protect.
5694         * function.h (struct emit_status): Update commentary.
5695         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
5696         (max_parm_reg, parm_reg_stack_loc): Remove.
5697         * passes.c (DFI_addressof): Remove.
5698         (dump_file_info): Remove addressof.
5699         (rest_of_handle_addressof): Remove.
5700         (rest_of_compilation): Don't call it.
5701         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
5702         * stmt.c (expand_decl): Use use_register_for_decl.
5703         * tree.h: Update decls.
5704         * web.c (mark_addressof): Remove.
5705         * doc/invoke.texi (-dF): Remove.
5706
5707 2004-07-03  Richard Henderson  <rth@redhat.com>
5708
5709         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
5710         instead of gen_mem_addressof.
5711         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
5712         TImode output register.
5713
5714 2004-07-03  Richard Henderson  <rth@redhat.com>
5715
5716         PR tree-optimization/16341
5717         * tree-sra.c (sra_walk_function): Increment to next stmt before
5718         processing the current stmt.
5719         (sra_insert_after): Always use BSI_SAME_STMT.
5720
5721 2004-07-03  Richard Henderson  <rth@redhat.com>
5722
5723         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
5724         fp plus with minus.
5725
5726 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
5727
5728         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
5729         with tree_int_cst_equal.
5730
5731 2004-07-03  Andreas Schwab  <schwab@suse.de>
5732
5733         * config/ia64/ia64.md: Define new attribute "empty".
5734         (prologue_use, nop_x, insn_group_barrier): Set it.
5735
5736         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
5737         skip over "empty" insns.
5738
5739 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
5740
5741         * tree-inline.c (initialize_inlined_parameters): Pass proper function
5742         context to gimplify_body.
5743         (walk_tree): Don't walk into types twice.
5744         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
5745
5746         * tree-sra.c (generate_element_init): Remove any useless conversions.
5747
5748         * gimplify.c (gimplify_conversion): Remove stripping useless
5749         conversions from here.
5750         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
5751         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
5752         Unshare before substituting PLACEHOLDER_EXPR.
5753         (gimplify_modify_expr_to_memset): Likewise.
5754         Pass address of TO to memset, not TO itself.
5755         (gimplify_init_constructor): Make copy of OBJECT so we have it each
5756         time we make an expression (to match a PLACEHOLDER_EXPR).
5757
5758         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
5759         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
5760         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
5761         * tree-ssa-dom.c (local_fold): Likewise.
5762
5763         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
5764         * langhooks.h (strct lang_hooks): New field type_max_size.
5765         * function.c (assign_temp): Call it.
5766
5767 2004-07-03  Steven Bosscher  <stevenb@suse.de>
5768
5769         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
5770         * config/sh/sh.md: Convert the SH1 pipeline description to
5771         a DFA model.
5772
5773 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
5774
5775         * c-decl.c (struct c_binding): Remove contour field; add
5776         depth, invisible, nested fields.
5777         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
5778         (B_IN_EXTERNAL_SCOPE): New convenience macros.
5779         (bind): Add invisible and nested arguments. Initialize
5780         new fields of struct c_binding; adjust loop scanning for
5781         insertion point.
5782         (free_binding_and_advance): Clear structure with memset.
5783         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
5784         in file scope, even if it's in external scope too.
5785         (pushdecl): Adjust to match.  Create invisible file-scope
5786         declarations for block-scope forward declarations of static functions.
5787         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
5788         (undeclared_variable, lookup_label, declare_label, define_label)
5789         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
5790         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
5791         (store_parm_decls_oldstyle): Adjust to match.
5792         (diagnose_mismatched_decls): Correct handling of linkage clashes.
5793         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
5794
5795         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
5796         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
5797
5798 2004-07-02  Richard Henderson  <rth@redhat.com>
5799
5800         * c-decl.c (grokdeclarator): Don't frob current_function_decl
5801         around variable_size.
5802         (set_decl_nonlocal): Remove.
5803         (store_parm_decls): Add stmts for pending sizes.
5804         * calls.c (calls_function, calls_function_1): Remove.
5805         (precompute_arguments): Don't call it.
5806         * cfgexpand.c (set_save_expr_context): Remove.
5807         (tree_expand_cfg): Don't call it.
5808         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
5809         (dwarf2out_finish): Likewise.
5810         * expr.c (emit_block_move): Adjust addresses to BLKmode.
5811         (store_constructor): Don't pre-evaluate SAVE_EXPR.
5812         (safe_from_p): Don't queue SAVE_EXPRs.
5813         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
5814         or build plain VAR_DECLs.
5815         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
5816         (fold): Likewise.
5817         (fold_checksum_tree): Don't special-case SAVE_EXPR.
5818         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
5819         (put_var_into_stack): Don't handle SAVE_EXPR.
5820         (gen_mem_addressof): Likewise.
5821         * function.h (struct function): Remove x_save_expr_regs.
5822         (save_expr_regs): Remove.
5823         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
5824         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
5825         * stor-layout.c (variable_size): Don't set it.
5826         (force_type_save_exprs, force_type_save_exprs_1): Remove.
5827         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
5828         all callers.  Don't set SAVE_EXPR_CONTEXT.
5829         * tree-inline.h (remap_save_expr): Update decl.
5830         * tree.c (save_expr): Update build size.
5831         (first_rtl_op): Don't handle SAVE_EXPR.
5832         (unsave_expr_1, contains_placeholder_p): Likewise.
5833         (decl_function_context): Likewise.
5834         * tree.def (SAVE_EXPR): Remove args 1 and 2.
5835         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
5836         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
5837
5838 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
5839
5840         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
5841         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
5842         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
5843         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
5844         some first-person references and patronizing comments.  Based on
5845         printed manual.
5846         * doc/invoke.texi: Don't reference fortran@gnu.org.
5847         * doc/trouble.texi (Warning when a non-void function value is
5848         ignored): Rewrite.  From Russ Allbery and Chris Devers.
5849
5850 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
5851
5852         * tree-ssa-pre.c (bitmap_set_t): New.
5853         (bb_value_sets): avail_out is now a bitmap_set_t.
5854         (bitmap_find_leader): New function.
5855         (bitmap_value_insert_into_set): Ditto.
5856         (bitmap_set_copy): Ditto.
5857         (bitmap_value_replace_in_set): Ditto.
5858         (bitmap_set_contains_value): Ditto.
5859         (bitmap_set_new): Ditto.
5860         (bitmap_set_pool): New pool.
5861         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
5862         (insert_aux): Ditto.
5863         (add_to_sets): Ditto.
5864         (compute_avail): Ditto
5865         (eliminate): Ditto.
5866         (init_pre): Ditto.
5867         (fini_pre): Ditto.
5868         (execute_pre): Ditto.
5869
5870 2004-07-02  Roger Sayle  <roger@eyesopen.com>
5871
5872         * config/rs6000/rs6000.c (struct processor_costs): New structure
5873         used to hold instruction latencies/sizes for processor types.
5874         (rs6000_cost): New global variable pointing to current CPU's costs.
5875         (rs6000_override_options): Initialize rs6000_cost to point to the
5876         appropriate cost table based upon rs6000_cpu and optimize_size.
5877         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
5878         timings inline.
5879
5880 2004-07-02  Richard Henderson  <rth@redhat.com>
5881
5882         * expmed.c (make_tree): Don't use SET_DECL_RTL.
5883
5884 2004-07-02  Steven Bosscher  <stevenb@suse.de>
5885
5886         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
5887
5888 2004-07-01  Richard Henderson  <rth@redhat.com>
5889
5890         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
5891         (alpha_gp_save_rtx): Use assign_stack_local instead of
5892         gen_mem_addressof.
5893
5894 2004-07-01  Richard Henderson  <rth@redhat.com>
5895
5896         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
5897         (alpha_rtx_cost_data): Update to match.
5898         (alpha_rtx_cost_size): New.
5899         (alpha_rtx_costs): Honor optimize_size.
5900
5901 2004-07-01  Richard Henderson  <rth@redhat.com>
5902
5903         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
5904         * cfgexpand.c (tree_expand_cfg): Do it here.
5905         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
5906         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
5907         * config/mips/mips.c (mips_output_mi_thunk): And here.
5908         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
5909         * config/sh/sh.c (sh_output_mi_thunk): And here.
5910         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
5911
5912 2004-07-01  Richard Henderson  <rth@redhat.com>
5913
5914         * tree.def (RTL_EXPR): Remove.
5915         * c-typeck.c (lvalue_p): Don't handle it.
5916         * expr.c (safe_from_p): Likewise.
5917         (expand_expr_real_1): Likewise.
5918         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
5919         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
5920         * gengtype.c (adjust_field_tree_exp): Likewise.
5921         * stmt.c (warn_if_unused_value): Likewise.
5922         * tree-gimple.c (recalculate_side_effects): Likewise.
5923         * tree-pretty-print.c (dump_generic_node): Likewise.
5924         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
5925         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
5926         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
5927
5928         * stmt.c (struct stmt_status): Remove x_last_expr_type,
5929         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
5930         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
5931         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
5932         all the bits that tracked last_expr.
5933         (expand_end_bindings): Don't track last_expr.
5934         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
5935         (clear_last_expr): Remove.
5936         (expand_asm): Don't call it.
5937         (expand_asm_operands, expand_end_cond): Likewise.
5938         (expand_naked_return, expand_null_return_1): Likewise.
5939         * c-typeck.c (c_begin_compound_stmt): Likewise.
5940         * cfgexpand.c (expand_block): Use expand_expr_stmt.
5941         * expr.c (expand_expr_real_1): Likewise.
5942         * tree.h: Update prototypes.
5943
5944         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
5945         (struct emit_status): Remove sequence_rtl_expr.
5946         (struct function): Remove x_rtl_expr_chain.
5947         (seq_rtl_expr, rtl_expr_chain): Remove.
5948         * function.c (struct temp_slot): Remove rtl_expr.
5949         (assign_stack_temp_for_type): Don't set it.
5950         (free_temp_slots, pop_temp_slots): Don't check it.
5951         (free_after_compilation): Don't clear x_rtl_expr_chain.
5952         (fixup_var_refs): Don't search it.
5953         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
5954         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
5955         or seq_rtl_expr.
5956         (push_topmost_sequence): Likewise.
5957         (end_sequence, init_emit): Likewise.
5958         (start_sequence_for_rtl_expr): Remove.
5959         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
5960         * rtl.h (preserve_rtl_expr_result): Remove.
5961
5962 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
5963
5964         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
5965         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
5966         typos.
5967
5968 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
5969
5970         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
5971         (STANDARD_STARTFILE_PREFIX_2): Define.
5972         (standard_startfile_prefix_1): Initialize to
5973         STANDARD_STARTFILE_PREFIX_1.
5974         (standard_startfile_prefix_2): Initialize to
5975         STANDARD_STARTFILE_PREFIX_2.
5976         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
5977         (STANDARD_STARTFILE_PREFIX_1): Define.
5978         (STANDARD_STARTFILE_PREFIX_2): Define.
5979         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
5980         (STANDARD_STARTFILE_PREFIX_2): Document.
5981
5982 2004-07-01  Richard Henderson  <rth@redhat.com>
5983
5984         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
5985         in order to disable scalarization.  Instead set a flag and wait
5986         for a candidate decl.
5987
5988 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
5989
5990         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
5991         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
5992         Use terminology "testsuite" and "enumerated".
5993
5994 2004-07-01  Richard Henderson  <rth@redhat.com>
5995
5996         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
5997         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
5998         (initial_return_save): Likewise.
5999         (flush_queued_reg_saves): Remap register numbers.
6000         (dwarf2out_return_reg): Likewise.
6001
6002 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
6003
6004         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
6005
6006         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
6007         access functions for lower bound and element size and only output
6008         if lower bound nonzero or element size not same as that of type.
6009         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
6010
6011 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
6012
6013         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
6014
6015 2004-07-01  Per Bothner  <per@bothner.com>
6016
6017         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
6018
6019 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
6020
6021         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
6022         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
6023         first operand.  Don't optimize if the bitfield is volatile.
6024
6025 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
6026
6027         * c-pretty-print.c (pp_c_postfix_expression): Handle
6028         floating-point comparison operators.
6029         (pp_c_expression): Pass floating-point comparison
6030         operators to pp_c_postfix_expression.
6031
6032 2004-07-01  Roger Sayle  <roger@eyesopen.com>
6033
6034         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
6035         rtx_cost instead of "had_mult" to determine whether the transformed
6036         expression is cheaper than the original.
6037
6038 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
6039
6040         * alias.c (get_alias_set, canon_rtx, get_addr,
6041         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
6042         Use MEM_P.
6043         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
6044         expand_builtin): Likewise.
6045         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
6046         Likewise.
6047         * combine.c (can_combine_p, combinable_i3pat, try_combine,
6048         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
6049         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
6050         record_dead_and_set_regs_1, get_last_value_validate,
6051         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
6052         * cse.c (check_dependence, canon_hash, equiv_constant,
6053         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
6054         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
6055         count_reg_usage): Likewise.
6056         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
6057         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
6058         cselib_record_sets): Likewise.
6059         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
6060         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
6061         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
6062         * df.c (df_uses_record): Likewise.
6063         * dojump (do_jump): Likewise.
6064         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
6065         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
6066         decl_start_label): Likewise.
6067         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
6068         operand_subword, change_address_1, make_safe_from): Likewise.
6069         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
6070         stabilize, force_not_mem): Likewise.
6071         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
6072         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
6073         * expr.c (convert_move, convert_modes, emit_block_move,
6074         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
6075         emit_move_insn_1, expand_assignment, store_expr,
6076         store_constructor_field, store_constructor, store_field,
6077         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
6078         Likewise.
6079         * final.c (cleanup_subreg_operands, alter_subreg,
6080         get_mem_expr_from_op): Likewise.
6081         * flow.c (notice_stack_pointer_modification_1,
6082         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
6083         Likewise.
6084         * function.c (mark_temp_addr_taken, preserve_temp_slots,
6085         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
6086         optimize_bit_field, flush_addressof, purge_addressof_1,
6087         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
6088         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
6089         keep_stack_depressed): Likewise.
6090         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
6091         noce_process_if_block, find_memory): Likewise.
6092         * integrate.c (subst_constants, allocate_initial_values): Likewise.
6093         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
6094         update_equiv_regs): Likewise.
6095         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
6096         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
6097         * optabs.c (expand_abs, emit_unop_insn): Likewise.
6098         * passes.c (rest_of_handle_final): Likewise.
6099         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
6100         move2add_note_store): Likewise.
6101         * ra-build.c (detect_remat_webs): Likewise.
6102         * ra-debug.c (dump_static_insn_cost): Likewise.
6103         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
6104         * recog.c (validate_change, apply_change_group, cancel_changes,
6105         validate_replace_rtx_1, general_operand, register_operand,
6106         nonmemory_operand, push_operand, pop_operand, memory_operand,
6107         indirect_operand, asm_operand_ok, offsettable_memref_p,
6108         offsettable_nonstrict_memref_p, constrain_operands,
6109         store_data_bypass_p): Likewise.
6110         * reg-stack.c (subst_stack_regs_pat): Likewise.
6111         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
6112         copy_cost, reg_scan_mark_refs): Likewise.
6113         * regmove.c (optimize_reg_copy_3, stack_memref_p,
6114         combine_stack_adjustments_for_block): Likewise.
6115         * regrename.c (copyprop_hardreg_forward_1): Likewise.
6116         * reload.c (can_reload_into, push_reload, decompose, immune_p,
6117         find_reloads, find_reloads_address, find_reloads_address_1,
6118         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
6119         find_equiv_reg): Likewise.
6120         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
6121         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
6122         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
6123         delete_address_reloads): Likewise.
6124         * resource.c (mark_referenced_resources): Likewise.
6125         * rtlanal.c (get_jump_table_offset, count_occurrences,
6126         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
6127         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
6128         num_sign_bit_copies1): Likewise.
6129         * rtlhooks.c (gen_lowpart_general): Likewise.
6130         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
6131         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
6132         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
6133         sdbout_global_decl): Likewise.
6134         * simplify-rtx.c (simplify_subreg): Likewise.
6135         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
6136         expand_anon_union_decl, expand_end_case_type): Likewise.
6137         * unroll.c (calculate_giv_inc): Likewise.
6138         * var-tracking.c (stack_adjust_offset_pre_post,
6139         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
6140         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
6141         vt_add_function_parameters): Likewise.
6142         * varasm.c (make_var_volatile, notice_global_symbol,
6143         assemble_external, decode_addr_const, mark_weak,
6144         default_encode_section_info): Likewise.
6145
6146 2004-07-01  Steven Bosscher  <stevenb@suse.de>
6147
6148         * stmt.c (check_seenlabel): Remove.
6149         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
6150
6151 2004-07-01  Richard Henderson  <rth@redhat.com>
6152
6153         * function.h (struct function): Remove x_function_call_count.
6154         (function_call_count): Remove.
6155         * calls.c (expand_call): Don't set it.
6156         * integrate.c (copy_rtx_and_substitute): Likewise.
6157
6158         * function.h (struct function): Remove x_cleanup_label.
6159         (cleanup_label): Remove.
6160         * stmt.c (expand_value_return): Don't use it.
6161         * function.c (free_after_compilation): Don't set it.
6162         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
6163         * cfgexpand.c (tree_expand_cfg): Update call.
6164         * tree.h (expand_function_start): Update decl.
6165
6166 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
6167
6168         PR c/1027
6169         * c-lang.c (c_initialize_diagnostics): Move from here ...
6170         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
6171         (c_tree_printer): Use pretty-printer to format %T.
6172         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
6173         before '*' if not C++.
6174         (pp_c_direct_abstract_declarator): Don't try to print array upper
6175         bound for flexible array members.
6176         * c-tree.h: Include "diagnostic.h".
6177         (c_initialize_diagnostics): Declare.
6178         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
6179         * c-format.c (format_type_warning): New function.  Improve
6180         diagnostics for incorrect format argument types.
6181         (check_format_types): Use it.  Add two parameters.  Use the
6182         TYPE_MAIN_VARIANT of wanted_type.
6183         (check_format_info_main): Pass new parameters to
6184         check_format_types.
6185         (struct format_wanted_type): Update comment.
6186
6187 2004-07-01  Nick Clifton  <nickc@redhat.com>
6188
6189         * target.h (struct gcc_target): Add new field to struct cxx:
6190         import_export_class.
6191         * target-def.h (TARGET_CXX): Initialise the new field.
6192         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
6193         the new field.
6194         * doc/tm.texi: Document the new target hook.
6195
6196 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
6197
6198         * builtins.c (fold_builtin_classify): Fix typo.
6199
6200 2004-07-01  Richard Henderson  <rth@redhat.com>
6201
6202         * function.c (identify_blocks, identify_blocks_1): Remove.
6203         * function.h (identify_blocks): Remove.
6204         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
6205
6206 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
6207
6208         * builtins.c (fold_builtin_classify): New.
6209         (fold_builtin_unordered_cmp): Fix commentary.
6210         (fold_builtin): Use it.
6211         * builtins.def: Define builtins for isnan,
6212         isnanf, isnanl, finite, finitef, finitel,
6213         isinf, isinff, isinfl.
6214
6215 2004-07-01  Richard Henderson  <rth@redhat.com>
6216
6217         * function.h (struct function): Remove dont_emit_block_notes.
6218         * gimple-low.c (lower_function_body): Don't set it.
6219         * cfgexpand.c (expand_block): Don't check it.
6220         * cfglayout.c (insn_locators_initialize): Likewise.
6221         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
6222         * passes.c (rest_of_compilation): Likewise.
6223         * stmt.c (expand_start_bindings_and_block): Likewise.
6224         (expand_end_bindings): Likewise.
6225
6226 2004-07-01  Richard Henderson  <rth@redhat.com>
6227
6228         * cgraph.h (cgraph_build_static_cdtor): Declare.
6229         * cgraphunit.c (cgraph_build_static_cdtor): New.
6230         * c-objc-common.c (build_cdtor): Use it.
6231         * coverage.c (create_coverage): Likewise.
6232         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
6233         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
6234
6235 See ChangeLog.11 for earlier changes.