gcc/ChangeLog

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