gcc/ChangeLog

   1 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
   2
   3         * doc/invoke.texi (Precompiled Headers): Document some more options
   4         which are known to be safe.
   5
   6 2005-08-16  James E Wilson  <wilson@specifix.com>
   7
   8         PR tree-optimization/21105
   9         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
  10         TREE_OVERFLOW check.
  11
  12 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
  13
  14         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
  15         (neg_ltu<mode>): Same.
  16         (gtu<mode>): Same.
  17         (neg_gtu<mode>): Same.
  18
  19 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
  20
  21         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
  22         (fold_builtin_isdigit): Use fold_buildN.
  23         (build_function_call_expr): Likewise.
  24         * c-typeck.c (c_finish_loop): Likewise.
  25
  26 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
  27             Richard Shann <rshann@superh.com>
  28
  29         PR middle-end/20396:
  30         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
  31
  32 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
  33
  34         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
  35
  36 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
  37
  38         PR target/23355
  39         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
  40         arm_compure_save_reg0_reg12_mask to determine when the PIC register
  41         must be saved.
  42
  43 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
  44
  45         PR middle-end/23369
  46         * fold-const.c (build_range_check): Disable optimization for function
  47         pointer expressions on targets that require function pointer
  48         canonicalization.
  49
  50 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
  51
  52         * simplify-rtx.c (simplify_const_relational_operation): When
  53         extracting arguments of a COMPARE, recompute the mode as well.
  54
  55 2005-08-15  Ian Lance Taylor  <ian@airs.com>
  56
  57         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
  58
  59 2005-08-15  DJ Delorie  <dj@redhat.com>
  60
  61         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
  62         the stack.
  63         (movsi_splittable): Allow, but split, moves to the stack.
  64         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
  65         stack.
  66
  67 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
  68
  69         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
  70         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
  71         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
  72
  73         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
  74         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
  75         Delete HOST_PTR_PRINTF.
  76
  77         * configure, config.in: Regenerate.
  78
  79 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
  80
  81         * config/rs6000/rs6000.md (QHSI): New mode macro.
  82         (wd): Extend mode attr for QImode and HImode
  83         (dbits): New mode attr.
  84         (zero_extend<mode>di2): Convert to mode macro.
  85
  86 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
  87
  88         PR target/21841
  89         * doc/invoke.texi (-mgnu-ld): Update description.
  90         (-mhp-ld): Ditto.
  91
  92 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
  93
  94         PR 23391
  95         * Makefile.in (tree-chrec.o): Depends on real.h.
  96         * tree-chrec.c: Include real.h.
  97         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
  98         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
  99         * tree-scalar-evolution.c (add_to_evolution_1,
 100         interpret_rhs_modify_expr): Ditto.
 101
 102 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
 103
 104         PR 23386
 105         * tree-data-ref.c (estimate_niter_from_size_of_data): When
 106         step is negative compute the estimation from init downwards to zero.
 107
 108 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
 109
 110         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
 111
 112 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
 113
 114         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
 115         constraint.
 116         (legitimate_reload_constant_p): Fix handling of lliXX operands.
 117         Accept double-word constants that can be split.
 118         * config/s390/s390.md ("movti"): Use 'P' constraint.
 119         ("*movdi_31", "*movdf_31"): Likewise.
 120
 121 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
 122
 123         Fix PR tree-optimization/22615
 124
 125         * tree-ssa-structalias.c (solution_set_add): Handle
 126         first_vi_for_offset returning NULL.
 127         (do_da_constraint): Ditto.
 128         (do_sd_constraint): Ditto.
 129         (do_ds_constraint): Ditto
 130         (find_func_aliases): Ditto.
 131         (build_constraint_graph): RHS is allowed be ANYTHING.
 132         (first_vi_for_offset): Return NULL if we couldn't find anything at
 133         the offset.
 134
 135 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
 136
 137         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
 138         over memory as first operand.
 139
 140 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
 141
 142         PR target/23360
 143         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
 144         available for setting it.
 145
 146 2005-08-14  Ira Rosen  <irar@il.ibm.com>
 147
 148         PR tree-optimization/23320
 149         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
 150         data-refs' types instead of base object nullness. Add check for
 151         pointer type data-refs before first location comparison. Remove
 152         assert.
 153
 154 2005-08-14  Andreas Schwab  <schwab@suse.de>
 155
 156         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
 157
 158 2005-08-13  James E Wilson  <wilson@specifix.com>
 159
 160         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
 161         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
 162         -fstack-protector-all, --param ssp-buffer-size): Document.
 163         (-Wvariadic-macros): Alphabetize.
 164         (-fsched-stalled-insns-dep): Add missing 'f'.
 165
 166         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
 167         macros.
 168
 169 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
 170
 171         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
 172         or indirect address operand.
 173         (EXTRA_ADDRESS_CONSTRAINT): New.
 174         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
 175
 176 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
 177
 178         PR tree-optimization/22236
 179         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
 180         successors and predecessors.
 181         * tree-chrec.c (chrec_convert): Before converting, check that
 182         sequences don't wrap.
 183         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
 184         (analyze_array): Extern.
 185         (find_data_references_in_loop): Remove call to
 186         compute_estimated_nb_iterations.
 187         * tree-data-ref.h (analyze_array): Declared.
 188         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
 189         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
 190         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
 191         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
 192         condition.
 193         * tree-ssa-loop-ivcanon.c: Fix documentation.
 194         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
 195         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
 196         (infer_loop_bounds_from_undefined): New.
 197         (estimate_numbers_of_iterations_loop): Use
 198         infer_loop_bounds_from_undefined.
 199         (used_in_pointer_arithmetic_p): New.
 200         (scev_probably_wraps_p): Pass an extra parameter.  Call
 201         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
 202         (convert_step): Fix documentation.
 203         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
 204         Use initial_condition_in_loop_num and evolution_part_in_loop_num
 205         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
 206         scev_probably_wraps_p.
 207
 208 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
 209
 210         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
 211         (s390_register_info): Ignore clobbered_regs information for fixed
 212         registers, and only fixed registers.
 213         (s390_init_frame_layout): Remove redundant call.
 214
 215 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
 216
 217         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
 218         description of -Wold-style-casts.
 219
 220 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 221             Jakub Jelinek  <jakub@redhat.com>
 222
 223         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
 224         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
 225         * config/s390/s390.c (print_operand): New output modifier 'G' added.
 226         (get_thread_pointer): Renamed to s390_get_thread_pointer.
 227         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
 228         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
 229         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
 230         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
 231         ("stack_protect_set", "stack_protect_test"): New expanders.
 232         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
 233         "stack_protect_testdi"): New insn definitions.
 234
 235 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 236
 237         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
 238
 239 2005-08-12  Paul Brook  <paul@codesourcery.com>
 240
 241         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
 242
 243 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 244
 245         * config/s390/predicates.md (setmem_operand): New predicate.
 246         (shift_count_operand): Accept ANDs with special constants as
 247         operand.
 248         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
 249         with special constants.
 250         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
 251         shift_count_operand with setmem_operand.
 252
 253 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 254
 255         * config/s390/s390.c (s390_extract_part, s390_single_part):
 256         Type cast added.
 257         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
 258         (s390_output_mi_thunk): Don't use lg on 31 bit.
 259         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
 260         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
 261
 262 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 263
 264         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
 265         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
 266         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
 267         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
 268         with one of the new macros.
 269
 270 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 271
 272         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
 273         Don't set save_return_addr_p.
 274         (s390_register_info): Make clobbered_regs not depending on
 275         save_return_addr_p.
 276
 277 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
 278
 279         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
 280         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
 281
 282 2005-08-11  James E. Wilson  <wilson@specifix.com>
 283
 284         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
 285
 286 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
 287
 288         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
 289         locations gathered by var-tracking in single entry loc_list
 290         over loc_descriptor_from_tree.
 291
 292         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
 293         pass it down to loc_descriptor.
 294         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
 295         (containing_function_has_frame_base): Move earlier in the file.
 296         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
 297         instead of always assuming fbreg can't be used.
 298
 299 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
 300
 301         * config/rs6000/altivec.md: Change constraint "m" to "Z".
 302         * config/rs6000/predicates.md (indexed_or_indirect_operand):
 303         Accept address wrapped in AND for Altivec.
 304         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
 305         Strip AND wrapping offset address for Altivec.
 306
 307 2005-08-11  Richard Henderson  <rth@redhat.com>
 308
 309         PR middle-end/23312
 310         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
 311         before using TYPE_IS_SIZETYPE.
 312
 313 2005-08-11  Richard Henderson  <rth@redhat.com>
 314
 315         PR target/22225
 316         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
 317         insn types not present on ev4.
 318         (alphaev5_insn_pipe): Similarly.
 319
 320 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
 321
 322         PR target/23250
 323         * arm.c (arm_override_options): If the user has selected callee-super-
 324         interworking, then enable normal interworking.
 325
 326 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 327
 328         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
 329         redefinition.
 330
 331 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
 332
 333         * doc/rtl.texi: Fix two typos.
 334
 335 2005-08-11  Richard Guenther  <rguenther@suse.de>
 336
 337         PR target/23289
 338         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
 339         cases where we call to/from functions returning void.
 340
 341 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
 342
 343         PR c++/23225
 344         * tree.c (build_pointer_type_for_mode): Robustify.
 345
 346 2005-08-10  James E Wilson  <wilson@specifix.com>
 347
 348         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
 349         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
 350
 351         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
 352         "cum->".
 353
 354 2005-08-10  Eric Christopher  <echristo@apple.com>
 355
 356         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
 357         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
 358         V2DFmode.
 359
 360 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
 361
 362         PR target/21887
 363         * config/darwin.c (machopic_indirect_data_reference): Use a new register
 364         for the high part when generating dynamic-no-pic code.
 365
 366 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
 367
 368         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
 369         (x86_64-*-linux*): Likewise.
 370
 371         * config/i386/crtfastmath.c: New file.
 372         * config/i386/t-crtfm: Likewise.
 373
 374         * config/i386/linux.h (ENDFILE_SPEC): New.
 375         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
 376
 377         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
 378         crtfastmath.o.
 379
 380 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
 381
 382         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
 383         (vec_shl, vec_shr): Document new operations.
 384         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
 385
 386 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
 387
 388         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
 389         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
 390         change predicate to indexed_or_indirect_address.
 391
 392 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
 393
 394         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
 395         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
 396         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
 397         and __aeabi_uwrite8.
 398         * config/arm/unaligned-funcs.c: New file.
 399         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
 400
 401 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
 402
 403         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
 404         Add dump.
 405         * cfglayout.c (pass_insn_locators_initialize): Add dump.
 406         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
 407         Add dump.
 408         * except.c (pass_convert_to_eh_region_ranges): Add dump.
 409         * final.c (pass_shorten_branches): Add dump.
 410         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
 411         (pass_life): Rename dump.
 412         (rest_of_handle_flow2): Remove initial verify_flow_info.
 413         * function.c (pass_instantiate_virtual_regs): Add dump.
 414         * integrate.c (pass_initial_value_sets): Add dump.
 415         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
 416         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
 417         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
 418         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
 419         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
 420         gate_rtl_unrool_and_peel_loops): New.
 421         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
 422         rtl_doloop): Do not look at flags.
 423         * mode-switching.c (pass_mode_switching): Add dump.
 424         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
 425         pass_split_before_regstack): Add dump.
 426         * regmove.c (pass_stack_adjustments): Add dump.
 427         * tree-optimize.c (pass_fixup_cfg): Add dump.
 428
 429 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
 430
 431         PR 23309
 432         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
 433         deciding which instruction sequence to use.
 434
 435 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
 436
 437         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
 438         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
 439
 440 2005-08-09  Richard Guenther  <rguenther@suse.de>
 441
 442         * c-common.c (builtin_function_2): Remove.
 443         (def_builtin_1): New function.
 444         (c_common_nodes_and_builtins): Use def_builtin_1 to
 445         build builtin functions.
 446
 447 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
 448
 449         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
 450         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
 451         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
 452         Visual DSP.
 453
 454 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
 455
 456         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
 457         fold_binary instead of fold_build2 since we don't care about the
 458         resulting tree.
 459         (loop_niter_by_eval): Likewise.
 460         (compare_trees): Likewise.
 461         (proved_non_wrapping_p): Likewise.
 462
 463 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
 464
 465         PR c/23161
 466         PR c/23165
 467         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
 468         if the if is really empty.
 469
 470 2005-08-09  Steven Bosscher  <stevenb@suse.de>
 471
 472         PR tree-optimization/23234
 473         * tree-ssa-math-opts.c (place_reciprocal): New enum.
 474         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
 475         argument of the new enum.
 476         (execute_cse_reciprocals): Add reciprocals for function arguments
 477         on the unique successor edge of the entry block.  Update other calls
 478         to execute_cse_reciprocals_1.
 479
 480 2005-08-08  Richard Henderson  <rth@redhat.com>
 481
 482         PR 22439
 483         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
 484
 485 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
 486
 487         * expr.c (write_complex_part): Return after handling MEM.
 488
 489 2005-08-08  Josh Conner  <jconner@apple.com>
 490
 491         PR rtl-optimization/23241
 492         * combine.c (simplify_comparison): Fix error in determining
 493         whether to lift a subreg from comparison.
 494
 495 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
 496
 497         PR target/18506
 498         * config/rs6000/altivec.md (vec_init<mode>): New.
 499         (vec_set<mode>): New.
 500         (vec_extract<mode>): New.
 501         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
 502         (rs6000_expand_vector_set): New.
 503         (rs6000_expand_vector_extract): New.
 504         (rs6000_legitimate_offset_address_p): Offset addresses are valid
 505         for Altivec modes before reload.
 506         (altivec_expand_vec_init_builtin): New.
 507         (get_element_number): New.
 508         (altivec_expand_vec_set_builtin): New.
 509         (altivec_expand_vec_ext_builtin): New.
 510         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
 511         builtins.
 512         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
 513         builtins.
 514         * config/rs6000/rs6000.h (rs6000_builtins): Add
 515         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
 516         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
 517         * config/rs6000/rs6000-protos.h: Declare new functions.
 518
 519 2005-08-08  Jan Hubicka  <jh@suse.cz>
 520
 521         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
 522         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
 523         * i386.md (movdi*): Use pic_32bit_operand.
 524         * predicates.md (pic_32bit_operand): New.
 525
 526 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
 527
 528         PR c++/21166
 529         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
 530
 531 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
 532
 533         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
 534         (test_for_singularity): Use fold_build2.
 535
 536 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 537
 538         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
 539
 540 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
 541
 542         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
 543         (COMMON_ASM_OP) Define.
 544         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
 545         (ix86_encode_section_info): Likewise.
 546         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
 547         SUBTARGET_ENCODE_SECTION_INFO.
 548
 549 2005-08-06  Richard Henderson  <rth@redhat.com>
 550
 551         PR 21894
 552         * tree-nested.c (convert_local_reference): Save and restore val_only
 553         around component_ref and friends.  Clear walk_subtrees by default.
 554
 555 2005-08-06  Peter O'Gorman  <peter@pogma.com>
 556
 557         PR 21366
 558         * gcc.c (process_command): Check the argument to -b has a dash.
 559         * doc/invoke.texi: Update -b and -V docs.
 560
 561 2005-08-06  James E Wilson  <wilson@specifix.com>
 562
 563         * config/mips/cross64.h, config/mips/t-cross64: Delete.
 564
 565 2005-08-06  Michael Matz  <matz@suse.de>
 566
 567         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
 568         member only if only one insn is associated with the value.
 569
 570 2005-08-06  Nick Clifton  <nickc@redhat.com>
 571
 572         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
 573         New define.
 574         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
 575         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
 576         Check symbol flags instead of symbol name mangling.
 577         (xstormy16_asm_output_aligned_common): Likewise.  Also
 578         simplify code since the bss100_section cass is the only case
 579         where the below100 code will be triggered.
 580         (xstormy16_encode_section_info): Encode below100 attribute
 581         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
 582         the name.
 583         (xstormy16_strip_name_encoding): Delete - this function is no
 584         longer needed.
 585         (TARGET_STRIP_NAME_ENCODING): Undefine.
 586         * config/stormy16/stormy16-protos.h: Delete prototype for
 587         xstormy16_strip_name_encoding.
 588
 589 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
 590
 591         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
 592         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
 593         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
 594         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
 595         config/alpha/predicates.md, config/arc/arc.h,
 596         config/arm/arm.h, config/arm/ieee754-df.S,
 597         config/arm/ieee754-sf.S, config/bfin/bfin.c,
 598         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
 599         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
 600         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
 601         config/m68hc11/m68hc11.h, config/mips/mips.c,
 602         config/mips/mips.h, config/mips/openbsd.h,
 603         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
 604         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
 605         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
 606         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
 607         config/sparc/linux.h, config/sparc/linux64.h,
 608         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
 609         doc/extend.texi, doc/gcov.texi, doc/install.texi,
 610         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
 611         typos.  Follow spelling conventions.
 612
 613 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
 614
 615         PR c/23113
 616         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
 617         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
 618         specially.  Check for side effects only for COND_EXPR.
 619         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
 620         return with TREE_NO_WARNING.
 621
 622 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
 623
 624         PR rtl-optimization/23233
 625         * loop.c (combine_movables): Require the modes to be the same.
 626         (move_movables): Remove handling of cases where the replacement
 627         had a different mode to the original.
 628
 629 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
 630
 631         PR tree-optimization/23128
 632         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
 633         subtraction wrap, and set TREE_OVERFLOW if they do.
 634
 635 2005-08-05  Richard Henderson  <rth@redhat.com>
 636
 637         PR 21728
 638         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
 639         FORCED_LABEL labels.
 640
 641 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
 642
 643         PR middle-end/23135
 644         * reload.c (find_reloads_subreg_address): Pass down TYPE
 645         unchanged.  Change all callers except find_reloads_toplev.
 646
 647 2005-08-05  Michael Matz  <matz@suse.de>
 648
 649         * genattrtab.c (current_alternative_string): Remove.
 650         (SIMPLIFY_ALTERNATIVE): Ditto.
 651         (attr_alt_bit_p): Ditto.
 652         (alternative_name): Make const char *.
 653         (evaluate_eq_attr): Remove use of above things.
 654         (simplify_test_exp): Ditto.
 655         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
 656         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
 657
 658 2005-08-04  James E Wilson  <wilson@specifix.com>
 659
 660         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
 661         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
 662         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
 663         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
 664         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
 665
 666 2005-08-04  Richard Henderson  <rth@redhat.com>
 667
 668         PR 21529
 669         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
 670         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
 671         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
 672         if we'd have to instantiate too many members.
 673
 674 2005-08-04  Richard Henderson  <rth@redhat.com>
 675
 676         PR 21291
 677         * tree-outof-ssa.c (coalesce_asm_operands): New.
 678         (coalesce_ssa_name): Use it.  Split out ...
 679         (coalesce_phi_operands, coalesce_result_decls): ... these.
 680
 681 2005-08-04  Paul Brook  <paul@codesourcery.com>
 682
 683         * read-rtl.c (read_quoted_string): Break if EOF.
 684
 685 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
 686
 687         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
 688         (fold_build2): Likewise.
 689         (fold_build3): Likewise.
 690         (fold_build1_stat): New function prototype.
 691         (fold_build2_stat): Likewise.
 692         (fold_build3_stat): Likewise.
 693         * fold-const.c (fold_build1): Rename to ..
 694         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
 695         through to build1_stat.
 696         (fold_build2): Rename to ..
 697         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
 698         through to build2_stat.
 699         (fold_build3): Rename to ..
 700         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
 701         through to build3_stat.
 702
 703 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
 704             Ian Lance Taylor  <ian@airs.com>
 705
 706         * function.c (assign_stack_local_1): Do not correct stack slot
 707         address if allocation size is smaller than mode size.
 708
 709 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
 710
 711         PR 22037
 712         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
 713         (tree_merge_blocks): Propagate anything allowed by
 714         may_propagate_copy.
 715         Clarify documentation.
 716         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
 717         SSA form, schedule an update if necessary.
 718
 719 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
 720
 721         * doc/install.texi (Binaries): Remove broken link to
 722         Sinix/Reliant Unix binaries.
 723
 724 2005-08-03  Richard Henderson  <rth@redhat.com>
 725
 726         PR 23221
 727         * function.c (stack_protect_epilogue): Export.
 728         * tree.h (stack_protect_epilogue): Declare.
 729         * calls.c (expand_call): Call it.
 730
 731 2005-08-03  Eric Christopher  <echristo@apple.com>
 732
 733         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
 734         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
 735         spec.
 736
 737 2005-08-04  Jan Hubicka  <jh@suse.cz>
 738
 739         * profile.c (branch_prob): Split edges with goto locus on them
 740         to get proper line counts.
 741         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
 742
 743 2005-08-03  Paul Brook  <paul@codesourcery.com>
 744
 745         * function.c (assign_parms): Round current_function_args_size
 746         to PARM_BOUNDARY, not STACK_BOUNDARY.
 747
 748 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
 749
 750         * config/i386/i386.c (x86_elf_aligned_common)
 751         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
 752
 753 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
 754
 755         PR tree-optimization/23157
 756         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
 757         before emitting them.
 758
 759 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 760
 761         PR tree-optimization/19899
 762         * Makefile.in (tree-scalar-evolution.o): Add real.h.
 763         * tree-scalar-evolution.c: Include real.h.
 764         (add_to_evolution): Build constant -1 of correct type.
 765
 766 2005-08-03  Jan Hubicka  <jh@suse.cz>
 767
 768         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
 769         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
 770         profile updating for complette unrolling.
 771         * loop-unroll.c (peel_loop_completely): Use it.
 772         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
 773         (tree_unroll_loops_completely): Disable code growing unrolling of cold
 774         loops.
 775
 776 2005-08-03  Paul Brook  <paul@codesourcery.com>
 777
 778         * combine.c (can_change_dest_mode): New function.
 779         (try_combine, simplify_set): Use it.
 780
 781 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
 782
 783         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
 784         TFmode to BLKmode.
 785
 786 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
 787
 788         * doc/install.texi (Specific): Adjust link to openavr.org.
 789         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
 790         (Binaries): Adjust HP-UX Porting Center link.
 791         (Binaries): Adjust Free Software Foundation ordering link.
 792
 793 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
 794
 795         * convert.c (convert_to_integer): Use fold_build1 instead of
 796         build1 when converting an integer to an integer.
 797
 798 2005-08-02  Richard Henderson  <rth@redhat.com>
 799
 800         * combine.c (combine_instructions): Don't use reg_equal/equiv
 801         results if the mode doesn't match.
 802
 803 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
 804
 805         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
 806         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
 807
 808 2005-08-02  Richard Henderson  <rth@redhat.com>
 809
 810         PR 23196
 811         * explow.c (memory_address): Remove special-case for
 812         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
 813
 814 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
 815
 816         PR 23164
 817         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
 818         number of calls to cleanup_tree_cfg_1.
 819
 820 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
 821
 822         * doc/invoke.texi: document file extensions .F90 and .F95
 823
 824 2005-08-02  Richard Guenther  <rguenther@suse.de>
 825
 826         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
 827         positive if its first argument is positive.
 828
 829 2005-08-02  Richard Guenther  <rguenther@suse.de>
 830
 831         PR tree-optimization/23177
 832         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
 833         on TMR_TAG.
 834
 835 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
 836
 837         PR tree-optimization/23129
 838         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
 839         varying for divisions with anti-ranges.
 840
 841 2005-08-02  Jan Hubicka  <jh@suse.cz>
 842
 843         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
 844         * tree-ssa-threadupdate.c (thread_block): Add it here.
 845
 846 2005-08-01  James E Wilson  <wilson@specifix.com>
 847
 848         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
 849         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
 850         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
 851         New.
 852         * config/mips/predicates.md (const_call_insn_operand): Add check for
 853         SYMBOL_REF_LONG_CALL_P.
 854         * doc/extend.texi (long_call): Document the new attribute.
 855
 856 2005-08-01  Ian Lance Taylor  <ian@airs.com>
 857             Richard Henderson  <rth@redhat.com>
 858
 859         * Makefile.in (RTL_BASE_H): Add real.h.
 860         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
 861         instead of memcpy.
 862         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
 863         directly.
 864         * rtl.c (rtl_check_failed_code_mode): New.
 865         * rtl.h (struct rtx_def): Add u.rv.
 866         (XCMWINT, XCNMPRV): New.
 867         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
 868         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
 869
 870 2005-08-01  Richard Henderson  <rth@redhat.com>
 871
 872         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
 873         with auto-inc codes.
 874
 875         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
 876
 877 2005-08-01  Jan Hubicka  <jh@suse.cz>
 878
 879         * i386-protos.h (asm_preferred_eh_data_format): Declare.
 880         * i386.c: Include dwarf2.h
 881         (asm_preferred_eh_data_format): New.
 882         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
 883
 884 2005-08-01  Ian Lance Taylor  <ian@airs.com>
 885
 886         * config/host-linux.c (linux_gt_pch_get_address): Add new name
 887         randomize_va_space for virtual address randomization control.
 888
 889 2005-08-01  Steven Bosscher  <stevenb@suse.de>
 890
 891         * common.opt (flag_ipa_cp): Put in right place to maintain
 892         alphabetic sort.
 893
 894 2005-08-01  Jan Hubicka  <jh@suse.cz>
 895
 896         * profile.c (compute_value_histograms): Fix thinko.
 897         * value-prof.c: Include toplev.h
 898         (check_counter): New function.
 899         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
 900         tree_mod_subtract_transform): Add sanity check.
 901
 902 2005-08-01  Richard Guenther  <rguenther@suse.de>
 903
 904         PR tree-optimization/23133
 905         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
 906         current functions parameter decls to find defs to cse
 907         reciprocals of.
 908
 909 2005-08-01  Richard Guenther  <rguenther@suse.de>
 910
 911         PR tree-optimization/23109
 912         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
 913         If trapping math is in effect, use post-dominator information
 914         to check if we'd in any case reach a trapping point before
 915         doing the reciprocal insertion.
 916         (execute_cse_reciprocals): Compute post-dominators, if necessary.
 917         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
 918         expressions are invariant only if trapping math is not in effect.
 919
 920 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
 921
 922         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
 923         cgraph_function_versioning): New declarations.
 924         * cgraphunit.c: Add include to ipa-prop.h.
 925         (update_call_expr, cgraph_copy_node_for_versioning,
 926         cgraph_function_versioning): New functions.
 927         * integrate.c (copy_decl_for_inlining): Remove.
 928         * ipa-prop.h (ipa_replace_map): New struct.
 929         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
 930         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
 931         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
 932         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
 933         ipcp_iterate_stage, ipcp_method_scale_print,
 934         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
 935         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
 936         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
 937         ipcp_update_bb_counts, ipcp_update_profiling,
 938         ipcp_update_edges_counts): New functions.
 939         (ipcp_method_cval_init): Remove restriction regarding local methods.
 940         (ipcp_init_stage): Add ipcp_method_compute_scale.
 941         (ipcp_insert_stage): Add versioning.
 942         (ipcp_structures_print): Add ipcp_method_scale_print.
 943         (ipcp_driver): Dump profiling info.
 944         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
 945         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
 946         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
 947         (struct inline_data): Add versioning_p, ipa_info, new fields.
 948         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
 949         declare_return_variable): Replace calls to copy_decl_for_inlining with
 950         copy_decl_for_dup.
 951         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
 952         versioning support.
 953         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
 954         Add argument VERSIONING.
 955         (copy_arguments_for_versioning, copy_static_chain,
 956         function_versionable_p, tree_versionable_function_p,
 957         tree_function_versioning, replace_ref_tree): New functions.
 958         * tree-inline.h: Include varray.h.
 959         (tree_versionable_function_p,  tree_function_versioning,
 960         tree copy_decl_for_dup): New declarations.
 961
 962 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
 963
 964         * ipa-cp.c: New file. Contains IPCP specific functionality.
 965         * ipa-prop.h: New file. Contains structures/definitions that can be
 966         used by several interprocedural data flow optimizations (and also IPCP).
 967         * ipa-prop.c: New file.
 968         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
 969         * common.opt: Add ipa-cp flag.
 970         * timevar.def: Add IPCP optimization.
 971         * tree-optimize.c (init_tree_optimization_passes): Schedule
 972         pass_ipa_cp.
 973         * tree-pass.h (pass_ipa_cp): Declare.
 974
 975 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
 976
 977         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
 978         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
 979         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
 980         config/i386/i386.c, config/mips/mips.h,
 981         config/rs6000/rs6000.h, config/sh/sh.c,
 982         config/stormy16/stormy16.c: Fix comment typos.
 983
 984 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
 985
 986         PR c/22311
 987         * c-typeck.c (build_binary_op): Use common_type wrapper on
 988         shortened types.
 989         (common_type): Update comment.
 990
 991 2005-07-31  Steven Bosscher  <stevenb@suse.de>
 992
 993         PR target/23095
 994         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
 995         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
 996         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
 997
 998 2005-07-31  Jan Hubicka  <jh@suse.cz>
 999
1000         * pretty-print.h (pp_widest_integer): New macro.
1001         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1002         counts.
1003
1004 2005-07-31  Jan Hubicka  <jh@suse.cz>
1005
1006         * output.h (enum section_category): Export from varasm.c
1007         (categorize_decl_for_section): Likewise.
1008         * varasm.c (enum section_category): Kill.
1009         (categorize_decl_for_section): Make global.
1010         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1011         Declare.
1012         * i386.c (ix86_section_threshold): New static variable.
1013         (ix86_in_large_data_p, ix86_encode_section_info,
1014         x86_64_elf_unique_section,
1015         x86_64_elf_select_section): New functions.
1016         (TARGET_ENCODE_SECTION_INFO): Define
1017         (override_options): Enable medium model for PIC.
1018         (ix86_expand_prologue): Expand gen_set_got_rex64.
1019         (legitimate_constant_p): Handle new UNSPECs.
1020         (legitimate_pic_address_disp_p): Likewise.
1021         (legitimize_pic_address): Lower MEDIUM model addressing.
1022         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1023         (enum cmodel): Add MEDIUM_PIC.
1024         (SYMBOL_REF_FAR_ADDR_P): New macro.
1025         (SYMBOL_FLAG_FAR_ADDR): New flag.
1026         * i386.md (movdi): Support medium model.
1027         (set_got_rex64): New pattern.
1028         * i386.opt (mlarge-data-threshold): New flag.
1029         * predicates.md (zext_operand/sext_operand): Deal with medium model.
1030         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1031         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1032         TARGET_ASM_UNIQUE_SECTION): New.
1033
1034         * invoke.texi (-mlarge_data_threshold): Document
1035
1036 2005-07-31  Jan Hubicka  <jh@suse.cz>
1037
1038         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1039         (coalesce_vars): Likewise.
1040         * tree-ssa-live.c (coalesce_cost): New.
1041         (build_tree_conflict_graph): Use coalesce_cost.
1042         * tree-ssa-live.h (coalesce_cost): Declare.
1043
1044 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
1045
1046         * arm.md (all peepholes for post-increment operations): Delete.
1047         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1048         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1049         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1050         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1051         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1052
1053 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
1054
1055         * fold-const.c (tree_expr_nonnegative_p): Always return true for
1056         non-integral types.
1057
1058 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
1059
1060         PR target/22582
1061         * doc/invoke.texi: Document -rdynamic.
1062
1063 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
1064
1065         PR c/23143
1066         * c-parser.c (c_parser_parms_list_declarator): Call
1067         mark_forward_parm_decls.
1068         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1069         decls with visibility structure.
1070
1071 2005-07-30  Paul Brook  <paul@codesourcery.com>
1072
1073         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1074
1075 2005-07-30  Paul Brook  <paul@codesourcery.com>
1076
1077         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1078         prototype.
1079         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1080         value for mode.
1081         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1082
1083 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1084
1085         PR c/529
1086         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1087         nested function declarators.
1088         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1089         (grokparms): Call warn_if_shadowing for parameters used within the
1090         parameter list.
1091         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1092         not used within the parameter list.
1093         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1094
1095 2005-07-30  Jan Hubicka  <jh@suse.cz>
1096
1097         * expr.c (expand_expr_real_1): Do not load mem targets into register.
1098         * i386.c (ix86_fixup_binary_operands): Likewise.
1099         (ix86_expand_unary_operator): Likewise.
1100         (ix86_expand_fp_absneg_operator): Likewise.
1101         * optabs.c (expand_vec_cond_expr): Validate dest.
1102
1103 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1104
1105         PR c/21720
1106         * real.c (real_from_string): Also set last bit if there is a
1107         nonzero hex digit beyond GCC's internal precision after ".".
1108
1109 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
1110
1111         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1112         define_constants.  Change duplicate values to unassigned numbers.
1113         Change UNSPEC_SUBS to UNSPEC_VSUBS.
1114         (*altivec_vspltsf): New.
1115         (altivec_vperm_v4sf): Delete.
1116         (altivec_vperm_<mode>): Use mode macro V.
1117         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1118         (altivec_predicate_v4sf): Delete.
1119         (altivec_predicate_<mode>): Use mode macro V.
1120         (*altivec_lvesfx): New.
1121         (*altivec_stvesfx): New.
1122         (vec_realign_load_v4sf): Delete.
1123         (vec_realign_load_<mode>): Use mode macro V.
1124         * config/rs6000/rs6000.c (generate_set_vrsave): Use
1125         UNSPECV_SET_VRSAVE.
1126
1127 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
1128
1129         PR bootstrap/23131
1130         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1131         string.
1132         * configure: Regenerated.
1133
1134 2005-07-29  Paul Brook  <paul@codesourcery.com>
1135
1136         * doc/install.texi: Add link to GFortran binaries wiki page.
1137
1138 2005-07-29  David Ung  <davidu@mips.com>
1139
1140         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1141         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1142         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1143         * config/mips/mips.md (cpu): Add 5kf name.
1144         (includes): Includes 5k.md.
1145         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1146         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1147         -march flag.
1148
1149 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
1150
1151         PR 22550
1152         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1153         (cleanup_tree_cfg): ... here.
1154         Call cleanup_tree_cfg_1 until there are no more cleanups to
1155         do.
1156
1157 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
1158
1159         * tree-vrp.c (compare_range_with_value): Return true or false
1160         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1161         EQ_EXPR respectively.
1162
1163 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
1164
1165         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1166         Fix comment typos.
1167
1168 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
1169
1170         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1171         (tree_ssa_dominator_optimize): Increment it.
1172         (dump_dominator_optimization_stats): Print it.
1173
1174 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
1175             Steven Bosscher  <stevenb@suse.de>
1176
1177         PR rtl-optimization/23117
1178         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1179         when head == tail.  Tidy comment.
1180
1181 2005-07-28  Richard Henderson  <rth@redhat.com>
1182
1183         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1184         * cselib.c (rtx_equal_for_cselib_p): Likewise.
1185         * jump.c (rtx_renumbered_equal_p): Likewise.
1186         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1187         CONST_INT and CONST_DOUBLE.
1188         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1189         * reload.c (operands_match_p): Special case CONST_INT and
1190         CONST_DOUBLE; check mode earlier.
1191
1192 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1193
1194         PR c/22240
1195         * c-typeck.c (convert_for_assignment): Do not check
1196         DECL_IN_SYSTEM_HEADER on NULL fundecl.
1197
1198 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1199
1200         PR c/22192
1201         * c-typeck.c (composite_type): Prefer constant size arrays to
1202         VLAs.
1203
1204 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1205
1206         PR c/21720
1207         * real.c (real_from_string): Set last bit if there is a nonzero
1208         hex digit beyond GCC's internal precision.
1209
1210 2005-07-28  Richard Henderson  <rth@redhat.com>
1211
1212         PR rtl-opt/22619
1213         * cfgcleanup.c (try_forward_edges): Watch out for end of
1214         insn chain.
1215
1216 2005-07-28  James E Wilson  <wilson@specifixinc.com>
1217
1218         PR c/23106
1219         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1220
1221 2005-07-28  Jan Hubicka  <jh@suse.cz>
1222
1223         * Makefile.in (rtl-profile.o): Kill all traces of it.
1224         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1225         * coverage.h (rtl_coverage_counter_ref): Kill.
1226         * opts.c (flag_speculative_prefetching_set): Kill.
1227         (flag_loop_optimize_set): New.
1228         (common_handle_option): Disable loop optimizer when profiling;
1229         do not handle speculative prefetching.
1230         * passes.c (init_optimization_passes): Replace pass_profiling combo
1231         by branch_prob pass.
1232         * profile.c (compute_value_histograms): Update for simplified value
1233         profiles.
1234         (rtl_register_profile_hooks): Kill.
1235         (pass_profiling): Kill.
1236         (rest_of_handle_branch_prob): Do not profile.
1237         * toplev.c (process_options): Remove speculative prefetching.
1238         * toplev.h (flag_tree_based_profiling): Kill.
1239         * tree-profile.c (prepare_instrumented_value,
1240         tree_gen_interval_profiler, tree_gen_pow2_profiler,
1241         tree_gen_one_value_profiler, do_tree_profiling): Update for
1242         simplified datastructures.
1243         * value-prof.c: Add comment that speculative prefetching was dropped;
1244         update rest of file for simplified datastructures.
1245         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1246         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1247         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1248         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1249         rtl_mod_subtract, gen_speculative_prefetch,
1250         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1251         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1252         (gate_handle_value_profile_transformations,
1253         rest_of_handle_value_profile_transformations,
1254         pass_value_profile_transformations): Kill.
1255         * value-prof.h (histogram_value_t): Remove IL based unions.
1256         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1257         rtl_profile_hooks): Remove hooks.
1258
1259         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1260
1261         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1262         (cgraph_clone_node): Likewise.
1263         * cgraph.h (cgraph_clone_edge): Update prototype.
1264         (cgraph_clone_node): Likewise.
1265         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1266         cgraph_clone_node.
1267         (lookup_recursive_calls): Consider profile.
1268         (cgraph_decide_recursive_inlining): Fix updating; use new
1269         probability argument; use profile.
1270         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1271         * tree-inline.c (copy_bb): Update clal of clone_edge.
1272         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1273
1274         * invoke.texi (min-inline-recursive-probability): Document.
1275
1276 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
1277
1278         * doc/install.texi (Configuration): Update Valgrind homepage.
1279
1280 2005-07-28  Richard Henderson  <rth@redhat.com>
1281
1282         PR middle-end/21362
1283         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1284         labels we want to delete.
1285         (cfg_layout_merge_blocks): Likewise.
1286
1287 2005-07-28  Richard Henderson  <rth@redhat.com>
1288
1289         PR target/17692
1290         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1291         when expanding to nothing.
1292
1293 2005-07-28  Josh Conner  <jconner@apple.com>
1294
1295         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1296         (cgraph_decide_inlining_of_small_functions): Likewise.
1297
1298 2005-07-28  Josh Conner  <jconner@apple.com>
1299
1300         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
1301         direction of badness if negative.
1302         (cgraph_default_inline_p): Add reason to parameters, and assign it
1303         a value.
1304         (cgraph_decide_inlining_of_small_functions): New parameter in call
1305         to cgraph_default_inline_p.
1306         (cgraph_decide_inlining_incrementally): Likewise.
1307         * cgraphunit.c (decide_is_function_needed): Likewise.
1308         * cgraph.h (cgraph_default_inline_p): Likewise.
1309
1310 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1311
1312         * builtins.c: Fix comment typo(s).
1313         * genautomata.c: Likewise.
1314         * gimplify.c: Likewise.
1315         * tree-dfa.c: Likewise.
1316         * tree-flow-inline.h: Likewise.
1317         * tree-into-ssa.c: Likewise.
1318         * tree-ssa-alias.c: Likewise.
1319         * tree-ssa-ccp.c: Likewise.
1320         * tree-ssa-copy.c: Likewise.
1321         * tree-ssa-dce.c: Likewise.
1322         * tree-ssa-dom.c: Likewise.
1323         * tree-ssa-operands.c: Likewise.
1324         * tree-tailcall.c: Likewise.
1325         * tree-vectorizer.c: Likewise.
1326         * tree-vrp.c: Likewise.
1327         * tree.c: Likewise.
1328
1329 2005-07-28  Jeff Law  <law@redhat.com>
1330
1331         * tree-vrp.c (test_for_singularity): Extracted from  ...
1332         (simplify_cond_using_ranges): Attempt to simplify a relational
1333         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
1334
1335 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
1336
1337         PR tree-optimization/22506
1338         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1339         phis whose argument is constant.
1340
1341 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
1342
1343         PR rtl-optimization/18992
1344         Back out this patch:
1345           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1346           PR optimization/12142
1347           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1348           uses of the register in the SET_SRC.  Remove unnecessary argument.
1349
1350         Replace it with this:
1351         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1352         if flag_non_call_exceptions is set and the insn may trap, pass
1353         pc_rtx as dest for recursion.
1354         In SET_SRC part of SET case, if dest is already set, pass it down
1355         unchanged.
1356
1357 2005-07-28  Jan Hubicka  <jh@suse.cz>
1358
1359         * cfg.c (update_bb_profile_for_threading): Use RDIV.
1360         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1361         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1362         roundoff errors.
1363         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1364         profile when available.
1365
1366 2005-07-28  Jan Beulich <jbeulich@novell.com>
1367
1368         * config/ia64/ia64.c (ia64_load_pair_ok): New.
1369         (ia64_print_operand): Describe and handle 'X'.
1370         (ia64_register_move_cost): Also handle FP_REGS.
1371         (ia64_preferred_reload_class): Likewise.
1372         (ia64_secondary_reload_class): Likewise.
1373         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1374         it. Also check for ITANIUM_CLASS_FLDP.
1375         * config/ia64/ia64.h (FP_REGNO_P): New.
1376         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1377         (reg_class): Add FP_REGS.
1378         (REG_CLASS_NAMES): Adjust for it.
1379         (REG_CLASS_CONTENTS): Likewise.
1380         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1381         (REG_CLASS_FROM_LETTER): Handle 'x'.
1382         (CLASS_MAX_NREGS): Handle FP_REGS.
1383         (MEMORY_MOVE_COST): Likewise.
1384         * config/ia64/ia64.md (itanium_class): Add fldp.
1385         (type): Handle fldp.
1386         (movti_internal): More allowable operand combinations. Use ldfp8 when
1387         splitting unnecessary. Remove predicable attribute. Adjust
1388         itanium_class attribute.
1389         (smuldi3_highpart): Remove outdated comment.
1390         (mulditi3, umulditi3, rotlti3): New expanders.
1391         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1392         (absti2): Disabled new insn for future reference.
1393         Respective new splitters.
1394         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1395         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1396         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1397
1398 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
1399
1400         PR rtl-optimization/23047
1401         * simplify-rtx.c (simplify_const_relational_operation): Respect
1402         flag_wrapv for comparisons with ABS.
1403
1404 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
1405
1406         PR tree-optimization/22493
1407         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1408         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1409
1410 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
1411
1412         * config/frv/frv.opt (moptimize-membar): New.
1413
1414         * doc/invoke.texi: Document -moptimize-membar and its inverse.
1415
1416         * config/frv/frv.h: Remove machine_function definition.
1417
1418         * config/frv/frv.c (struct frv_io): New.
1419         (struct machine_function): Moved from frv.h.  Add has_membar_p.
1420         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1421         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1422         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1423         (frv_optimize_membar_global, frv_optimize_membar): New functions.
1424         (frv_reorg): Call frv_optimize_membar when appropriate.
1425         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1426         (frv_expand_builtin): Adjust calls accordingly.
1427         (frv_io_address_cookie): New function.
1428         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1429         load or store rather than a special insn.  Add ccnstant address and
1430         io-type operands to the membar.
1431         (frv_ifcvt_modify_tests): Unsign regno.
1432         (frv_ifcvt_modify_tests): Same.
1433
1434         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
1435         UNSPEC_OPTIONAL_MEMBAR constant.
1436         (builtin_read_<mode>): Delete.
1437         (builtin_write_<mode>): Delete.
1438         ("optional_membar_<mode>"): Add operand.
1439
1440         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1441         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1442         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1443         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1444         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1445         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1446         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1447         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1448         * testsuite/gcc.target/frv/all-read-write-1.c: New.
1449
1450 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
1451
1452         * df.c (df_uses_record): Handle SCRATCH.
1453
1454 2005-07-28  Steven Bosscher  <stevenb@suse.de>
1455
1456         PR debug/20161
1457         * passes.c (rest_of_decl_compilation): If decl is a type and
1458         we have encountered errors, don't emit debug information.
1459
1460 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
1461
1462         * params.def: Fixed comment.
1463
1464 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
1465
1466         PR target/19885
1467         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1468         (TARGET_ASM_UNALIGNED_HI_OP): Add.
1469         (TARGET_ASM_UNALIGNED_SI_OP): Add.
1470
1471 2005-07-27  Steven Bosscher  <stevenb@suse.de>
1472
1473         PR c++/22003
1474         * varasm.c (assemble_start_function): Don't do anything that may
1475         require a CFG if the current function is a thunk.
1476
1477 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
1478
1479         * doc/install.texi (Prerequisites): Mention that perl is needed
1480         to do export control in libstdc++ targetting Darwin.
1481
1482 2005-07-27  Steven Bosscher  <stevenb@suse.de>
1483
1484         PR rtl-optimization/17808
1485         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1486         (sched_insns_conditions_mutex_p): Split out from...
1487         (add_dependence): ...here.  But don't call it from here.
1488         (add_dependence_list): Check sched_insns_conditions_mutex_p
1489         before calling add_dependence.
1490         (add_dependence_list_and_free): Likewise.
1491         (fixup_sched_groups): Likewise.
1492         (sched_analyze_1): Likewise.
1493         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1494         (sched_analyze): Likewise.
1495         (sched_analyze_insn): Likewise.
1496         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1497         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
1498         dependencies on all COND_EXEC insns to jumps ending basic blocks
1499         when doing intrablock scheduling.
1500         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1501
1502 2005-07-27  Jeff Law  <law@redhat.com>
1503
1504         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1505         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
1506         equivalency sets, correctly handle the case were vr0 has an
1507         equivalency set, but vr1 does not.
1508
1509 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
1510
1511         PR tree-optimization/23073
1512         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1513         vect_print_dump_info before fprintf.
1514
1515 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1516
1517         PR tree-optimize/22348
1518         * tree-ssa-loop-niter.c (number_of_iterations_cond):
1519         Fold the partial computation.
1520
1521 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1522
1523         PR tree-optimization/22325
1524         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1525         Declare.
1526         * tree-scalar-evolution.c (scev_const_prop): Add generic final
1527         value replacement.
1528         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1529         (force_var_cost): ... this function.
1530         (compute_phi_arg_on_exit): Export.
1531
1532 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1533
1534         PR tree-optimization/20773
1535         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1536         edge.
1537
1538 2005-07-27  Richard Guenther  <rguenther@suse.de>
1539
1540         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1541         Avoid pushing again if current struct contains only
1542         fields we decomposed.
1543
1544 2005-07-27  Jan Hubicka  <jh@suse.cz>
1545
1546         PR tree-optimization/22574
1547         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1548         not available.
1549
1550         * tree-tailcall.c (decrease_profile): New function.
1551         (eliminate_tail_call): Use it.
1552
1553         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1554         visibility flags correctly in whole program mode.
1555
1556 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
1557
1558         PR rtl-optimization/22472
1559         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1560
1561 2005-07-26  Steven Bosscher  <stevenb@suse.de>
1562
1563         PR tree-optimization/22504
1564         * tree-complex.c (expand_complex_addition): Use 'code' instead
1565         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1566
1567 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
1568
1569         * config.gcc (cpu_type): Add frv case.
1570         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1571         (supported_defaults): Add fr550 case.
1572
1573 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
1574
1575         PR 22591
1576         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1577         whether a pointer of type T * may point to objects of type T *.
1578
1579 2005-07-26  DJ Delorie  <dj@redhat.com>
1580
1581         * configure: Regenerate.
1582
1583 2005-07-26  Dale Johannesen  <dalej@apple.com>
1584
1585         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
1586
1587 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
1588
1589         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1590         Clarify use of "build" in name.
1591
1592 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
1593
1594         * doc/extend.texi (Raw read/write Functions): New section.
1595         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1596         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1597         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1598         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1599         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1600         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1601         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1602         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1603         * config/frv/frv.c: Add bdesc_loads global.
1604         Add bdesc_stores global.
1605         (frv_init_builtins): Add support for __builtin_{read/write}*.
1606         (frv_volatile_memref): New.
1607         (frv_expand_load_builtin): New.
1608         (frv_expand_store_builtin): New.
1609         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1610         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1611         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1612         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1613         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1614         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1615         (builtin_read_<mode>): New.
1616         (builtin_write_<mode>): New.
1617         (builtin_write64): New.
1618         (optional_membar_<mode>): New.
1619
1620 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
1621
1622         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1623         (rather than units) against HOST_BITS_PER_WIDE_INT.
1624
1625 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
1626
1627         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1628         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1629         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1630         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1631         FSF address.
1632
1633         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1634         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1635         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1636         comment typos.
1637         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1638
1639 2005-07-26  Richard Guenther  <rguenther@suse.de>
1640
1641         PR tree-optimization/22486
1642         * fold-const.c (fold_unary): Fold away useless component
1643         references of the form (T *)&T.x, if the address
1644         doesn't change.
1645
1646 2005-07-25  James E Wilson  <wilson@specifixinc.com>
1647
1648         * dwarf2out.c (add_call_src_coords_attributes): New.
1649         (gen_inlined_subroutine_die): Call it.
1650         (maybe_emit_file, init_file_table): Add comments.
1651         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1652         maybe_emit_file.
1653         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1654         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1655         * tree.h (BLOCK_SOURCE_LOCATION): New.
1656         (struct tree_block): New field locus.
1657
1658 2005-07-26  Andreas Schwab  <schwab@suse.de>
1659
1660         PR rtl-optimization/23043
1661         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1662         when allocating a struct unoccr.
1663
1664 2005-07-25  Richard Henderson  <rth@redhat.com>
1665
1666         PR 22626
1667         * tree-complex.c (gate_no_optimization): True if errors.
1668         * Makefile.in (tree-complex.o): Update dependencies.
1669
1670 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
1671
1672         * config/frv/predicates.md (integer_register_operand): Use
1673         GPR_AP_OR_PSEUDO_P.
1674
1675 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
1676
1677         PR tree-opt/22484
1678         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1679         after fold.
1680         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1681
1682 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
1683
1684         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1685         types when flag_unsafe_math_optimizations is true.
1686
1687 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
1688
1689         * gcc.c (option_map): Add --sysroot.
1690         (process_command): Handle --sysroot.
1691         (display_help): Document it.
1692         * doc/cppopts.tex (-isysroot): Document.
1693         * doc/invoke.texi (--sysroot): Document.
1694         * doc/install.texi (--with-build-sysroot): Document.
1695
1696         * Makefile.in (inhibit_libc): New variable.
1697         (INHIBIT_LIBC_CFLAGS): Likewise.
1698         (LIBGCC2_CFLAGS): Include
1699         $(INHIBIT_LIBC_CFLAGS).
1700         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1701         ($(T)crtbegin.o): Do not use @inhibit_libc@.
1702         ($(T)crtend.o): Likewise.
1703         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1704         ($(T)crtendS.o): Likewise.
1705         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1706         ($(T)crtendT.o): Likewise.
1707         (stmp-fixinc): Do not complain about missing headers if
1708         inhibit_libc.
1709         * configure.ac (inhibit_libc): Set it to true/false.
1710         (--with-build-sysroot): New option.  Use it to set
1711         SYSTEM_HEADER_DIR.
1712         * configure: Regenerated.
1713
1714 2005-07-25  Manfred Hollstein  <mh@suse.com>
1715
1716         * calls.c (store_one_arg): Fix unsigned comparison warning.
1717
1718 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
1719
1720         PR other/22337
1721         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1722         (ggc_print_statistics): Initialize variable before use.
1723
1724 2005-07-25  Richard Guenther  <rguenther@suse.de>
1725
1726         * tree-dfa.c (mark_new_vars_to_rename): Protect against
1727         calling with a PHI_NODE argument.
1728
1729         * tree-flow-inline.h (overlap_subvar): Protect against
1730         possible overflow.
1731
1732 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
1733
1734         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1735         * configure: Regenerate.
1736
1737 2005-07-25  Ira Rosen  <irar@il.ibm.com>
1738
1739         * expr.c (highest_pow2_factor): Make extern.
1740         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1741         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1742         record_array_differ_p, array_ptr_differ_p): Likewise.
1743         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1744         additional cases. Call the above functions.
1745         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1746         base_object_differ_p when there are two base objects. Otherwise, compare
1747         base address and offset. Call may_alias_p.
1748         (dump_data_reference): Use a correct field name.
1749         (analyze_array): Make static. Initialize new data-ref fields.
1750         (analyze_indirect_ref): New function.
1751         (init_data_ref): Initialize new data-ref fields.
1752         (strip_conversion): Moved from tree-vect-analyze.c.
1753         (analyze_offset_expr, get_ptr_offset, address_analysis,
1754         object_analysis): Likewise.
1755         (analyze_offset): New function.
1756         (create_data_ref): Likewise.
1757         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1758         dimensions for ARRAY_REFs only.
1759         (build_classic_dist_vector): Make static.
1760         (access_functions_are_affine_or_constant_p): Call macro to get the
1761         address of access functions.
1762         (compute_all_dependences): Add new parameter
1763         compute_self_and_read_read_dependences. Compute self and read-read
1764         dependences if it is true.
1765         (find_data_references_in_loop): Call create_data_ref. Initialize new
1766         data-ref fields.
1767         (compute_data_dependences_for_loop): Add new parameter
1768         compute_self_and_read_read_dependences. Remove parameter nb_loops,
1769         compute nb_loops. Call compute_all_dependences,
1770         build_classic_dist_vector and build_classic_dir_vector with correct
1771         parameters.
1772         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1773         with correct parameters. Compare dimensions for ARRAY_REFs only.
1774         (free_data_refs): Call macro to free access functions.
1775         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1776         fields from stmt_vinfo.
1777         (struct base_object_info): New structure.
1778         (struct data_reference): Move fields to base_object_info. Add fields
1779         first_location and object_info for above structures. Move fields from
1780         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1781         aligned_to.  Add macros to access the new fields.
1782         Update functions declarations.
1783         * tree-flow.h (is_aliased_with): Declare.
1784         * tree-loop-linear.c (linear_transform_loops): Call
1785         compute_data_dependences_for_loop with correct parameters.
1786         * tree-ssa-alias.c (is_aliased_with): New function.
1787         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1788         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1789         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1790         vect_base_addr_differ_p, compute_subscript_distance and
1791         build_classic_dist_vector. Add printings. Check absolute value of
1792         distance.
1793         (vect_analyze_data_ref_dependences): Go through ddrs instead of
1794         data-refs.
1795         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1796         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1797         to bytes. Add printing.
1798         (vect_compute_data_refs_alignment): Go through loads and stores in one
1799         loop.
1800         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1801         vect_analyze_data_ref_access): Likewise.
1802         (vect_analyze_pointer_ref_access): Remove.
1803         (vect_address_analysis, vect_object_analysis): Likewise.
1804         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1805         and analyze data-refs in the loop.
1806         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1807         fields of data-ref instead of stmt. Add init to the offset from the
1808         base.
1809         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1810         (vect_update_init_of_dr): Likewise.
1811         (vect_update_inits_of_drs): Go through loads and stores in one loop.
1812         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1813         removed fields.
1814         (new_loop_vec_info): Initialize new fields.
1815         (destroy_loop_vec_info): Free new fields.
1816         (vect_strip_conversion): Remove.
1817         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1818         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1819         datarefs. Add new field ddrs.
1820         Add macros for the new fields access.
1821         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1822         base_aligned_p, misalignment, memtag, ptr_info and subvars.
1823         Remove their macros.
1824         * tree.h (highest_pow2_factor): Declare.
1825
1826 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
1827
1828         * calls.c (store_one_arg): Check for sibling call MEM arguments
1829         from already clobbered incoming argument area.
1830
1831 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1832
1833         * c-common.c (check_missing_format_attribute): New.
1834         * c-common.h (check_missing_format_attribute): Likewise.
1835         * c-typeck.c (convert_for_assignment): Use it.
1836
1837 2005-07-24  Andreas Schwab  <schwab@suse.de>
1838
1839         * config/m68k/m68k.md ("extendqidi2"): When source is an address
1840         register use a word move.  Correct operand of ext.w in 68000 code.
1841
1842 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
1843
1844         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1845         variables as declarations, rather than definitions.
1846
1847 2005-07-24  Ira Rosen  <irar@il.ibm.com>
1848
1849         PR tree-optimization/22526
1850         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1851         of the zero node.
1852
1853 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1854
1855         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1856         that C99 reserve for future use. Use it to define clog10,
1857         clog10f and clog10l.
1858
1859 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1860
1861         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1862         * configure.ac: Check for -Wmissing-format-attribute.
1863
1864         * configure: Regenerate.
1865
1866 2005-07-23  Richard Henderson  <rth@redhat.com>
1867
1868         PR tree-optimization/22623
1869         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1870
1871 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
1872
1873         PR target/22577
1874         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1875
1876 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1877
1878         * Makefile.in (C_TREE_H): Update dependencies.
1879         * c-tree.h: Include toplev.h.
1880         * diagnostic.h (diagnostic_set_info): Add format attribute.
1881         * rtl-error.c (diagnostic_for_asm): Likewise.
1882
1883 2005-07-23  Chao-ying Fu  <fu@mips.com>
1884
1885         * config/mips/mips-dsp.md: New file.
1886         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1887         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1888         functions.
1889         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1890         MIPS_BUILTIN_BPOSGE32.
1891         (mips_expand_builtin_direct): Add one parameter to indicate that
1892         builtin functions need to return a value.
1893         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1894         functions.
1895         (mips_regno_to_class): Add classes for 12 new DSP registers.
1896         (mips_subword): Change to check four HI registers.
1897         (mips_output_move): Output move to and from 6 new DSP accumulators.
1898         (override_options): Make sure -mdsp and -mips16 are not used together.
1899         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
1900         for machine modes.
1901         (mips_conditional_register_usage): Disable 6 new DSP accumulators
1902         when !TARGET_DSP.
1903         (print_operand): Add 'q' for printing DSP accumulators.
1904         (mips_cannot_change_mode_class): Check ACC_REGS.
1905         (mips_secondary_reload_class): Check ACC_REGS.
1906         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1907         (mips_register_move_cost): Check ACC_REGS.
1908         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1909         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1910         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1911         (dsp_bdesc): New array.
1912         (bdesc_arrays): Add DSP builtin function table.
1913         (mips_prepare_builtin_arg): Check predicate again after
1914         copy_to_mode_reg.
1915         (mips_expand_builtin): Add one more parameter to
1916         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1917         MIPS_BUILTIN_BPOSGE32.
1918         (mips_init_builtins): Initialize new function types.
1919         (mips_expand_builtin_direct): Check if builtin functions need to
1920         return a value and pass operands properly.
1921         (mips_expand_builtin_bposge): New function.
1922         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1923         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1924         (FIRST_PSEUDO_REGISTER): Increase to 188.
1925         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1926         Update for 12 new DSP registers.
1927         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1928         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1929         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1930         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1931         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1932         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1933         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1934         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1935         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1936         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1937         (REGISTER_NAMES): Add names for 12 new DSP registers.
1938         * config/mips/mips.md: Include mips-dsp.md.
1939         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1940         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1941         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1942         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1943         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1944         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1945         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1946         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1947         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1948         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1949         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1950         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1951         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1952         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1953         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1954         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1955         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1956         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1957         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1958         (UNSPEC_RDDSP): New constants.
1959         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1960         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
1961         A<-d alternative.
1962         * config/mips/mips.opt (-mdsp): New option.
1963         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1964         (reg_imm10_operand): New predicates.
1965         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1966         * doc/invoke.texi (-mdsp): Document new option.
1967
1968 2005-07-22  DJ Delorie  <dj@redhat.com>
1969
1970         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1971         to warning calls.
1972         * tree-inline.c (inlinable_function_p): Likewise.
1973
1974 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
1975
1976         PR debug/21828
1977         * toplev.c (check_global_declarations): Do not mark undefined
1978         variables as DECL_IGNORED_P.
1979         * varasm.c (first_global_object_name): GTY it.
1980         (weak_global_object_name): Likewise.
1981         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1982         a string to go into {weak,first}_global_object_name.
1983
1984 2005-07-22  DJ Delorie  <dj@redhat.com>
1985
1986         * c-format.c (check_function_format): Change warning control
1987         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1988
1989 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
1990
1991         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1992         &PTR->FLD a dereference of PTR.
1993         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1994         a potential dereference of PTR.
1995
1996 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
1997
1998         PR rtl-optimization/20370
1999         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2000         call allocate_reg_info if necessary.
2001
2002         PR rtl-optimization/21848
2003         * calls.c (emit_library_call_value_1): For const functions, add
2004         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2005
2006         PR rtl-optimization/22445
2007         * cselib.c (target.h): Include.
2008         (rtx_equal_for_cselib_p): Allow commutative matches.
2009         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2010         Remove MODE parameter.  Changed all callers.
2011
2012         PR rtl-optimization/22258
2013         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2014         New functions.
2015         (try_combine): Use likely_spilled_retval_p.
2016
2017 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
2018
2019         * config.gcc: Add crx-elf support.
2020
2021         * doc/contrib.texi: Mention crx.
2022         * doc/extend.texi: Document crx extensions.
2023         * doc/install.texi: Document crx install.
2024         * doc/invoke.texi: Document crx options.
2025         * doc/md.texi: Document crx constraints.
2026
2027         * config/crx/crx-protos.h: New file.
2028         * config/crx/crx.c: New file.
2029         * config/crx/crx.h: New file.
2030         * config/crx/crx.md: New file.
2031         * config/crx/crx.opt: New file.
2032         * config/crx/t-crx: New file.
2033
2034 2005-07-22  Manfred Hollstein  <mh@suse.com>
2035
2036         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2037         warnings.
2038         (int_add_graph_edge): Likewise.
2039         (collapse_nodes): Likewise.
2040         (process_unification_queue): Likewise.
2041
2042 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2043             Laurent GUERBY  <laurent@guerby.net>
2044
2045         PR tree-optimization/22336
2046         * function.c (record_block_change): Check for
2047         cfun->ib_boundaries_block.
2048
2049 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
2050
2051         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2052         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2053
2054 2005-07-21  DJ Delorie  <dj@redhat.com>
2055
2056         * toplev.c (warn_deprecated_use): Add warning control to warning
2057         call.
2058         * c-typeck.c (parser_build_binary_op): Likewise.
2059         (c_finish_if_stmt): Likewise.
2060         * c-common.c (check_function_sentinel): Likewise.
2061         (check_nonnull_arg): Likewise.
2062
2063 2005-07-21  Richard Henderson  <rth@redhat.com>
2064
2065         PR tree-opt/22504
2066         * tree-complex.c (complex_ssa_name_components): New.
2067         (cvc_lookup): Allow entry not found.
2068         (create_components): Remove.
2069         (create_one_component_var, get_component_var): New.
2070         (get_component_ssa_name, set_component_ssa_name): New.
2071         (extract_component): Use get_component_ssa_name.
2072         (update_complex_components): Use set_component_ssa_name.
2073         (update_complex_components_on_edge): Likewise.
2074         (update_phi_components): Create new PHI nodes directly, instead
2075         of adding insns to edges.
2076         (tree_lower_complex): Allocate and free complex_variable_components
2077         and complex_ssa_name_components here.
2078
2079 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
2080
2081         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2082         revert to returning false.
2083
2084 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
2085
2086         PR target/21149
2087         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2088
2089 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
2090
2091         PR target/22576
2092         * config/i386/i386.md (cmpxf): Change operand constraints
2093         to "nonmemory_operand".
2094
2095 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2096
2097         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2098
2099 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2100
2101         PR middle-end/21180
2102         * fold-const.c (fold_build1): Add checksum for the operands.
2103         (fold_build2): Likewise.
2104         (fold_build3): Likewise.
2105
2106 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2107
2108         PR middle-end/19055
2109         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2110
2111 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2112
2113         * common.opt (-fforward-propagate): Committed by mistake,
2114         removed.
2115
2116 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2117
2118         * reg-stack.c: Fix comment typo(s).
2119         * tree-ssa-operands.c: Likewise.
2120         * tree-vectorizer: Likewise.
2121
2122 2005-07-21  Nick Clifton  <nickc@redhat.com>
2123
2124         * config/sh/symbian.c: Replace C++ style line comments with C
2125         style line comments.
2126         (symbian_add_attribute): Do not use a ? operator on the LHS of
2127         an assignment.
2128         (sh_symbian_handle_dll_attribute): Change the type of the
2129         method vector to "VEC(tree,gc)*" and use vector accessor
2130         macros to walk over the elements.
2131         (symbian_export_vtable_and_rtti_p): Likewise.
2132         (symbian_class_needs_attribute_p): Likewise.
2133
2134 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2135
2136         PR target/22085
2137         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2138         initialize targetm.resolve_overloaded_builtin here.
2139         (altivec_expand_overloaded_builtin): Make it non-static.
2140         * config/rs6000/rs6000-protos.h
2141         (altivec_expand_overloaded_builtin): New prototype.
2142         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2143         targetm.resolve_overloaded_builtin here.
2144         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2145
2146 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2147             Zdenek Dvorak  <dvorakz@suse.cz>
2148
2149         PR tree-optimization/19210
2150         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2151         New.
2152         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2153         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2154         rely on unproven assumptions.
2155         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2156         * tree-flow.h (number_of_iterations_exit): Add final parameter.
2157         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2158         to number_of_iterations_exit.
2159         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2160         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2161         * tree-ssa-loop-niter.c (find_loop_niter,
2162         estimate_numbers_of_iterations_loop): Likewise.
2163         (number_of_iterations_exit): Honor the new options.
2164         * doc/invoke.texi (Wunsafe-loop-optimizations,
2165         funsafe-loop-optimizations): Document them.
2166
2167 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
2168
2169         PR rtl-optimization/22167
2170         * gcse.c (hoist_code): Fix hoist_exprs[] check.
2171
2172 2005-07-20  Adam Nemet  <anemet@lnxw.com>
2173
2174         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2175         __do_global_dtors_aux longcall.
2176
2177 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
2178
2179         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2180         (old_special_pred_table): Don't reference
2181         SPECIAL_MODE_PREDICATES.
2182         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2183         * config/arc/arc.h: Don't mention PREDICATE_CODES.
2184         * config/sh/predicates.h: Don't mention
2185         SPECIAL_MODE_PREDICATES.
2186         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2187         Remove.
2188
2189 2005-07-20  DJ Delorie  <dj@redhat.com>
2190
2191         * config.gcc: Add m32c-elf support.
2192
2193         * doc/contrib.texi: Mention m32c.
2194         * doc/extend.texi: Document m32c extensions.
2195         * doc/install.texi: Mention m32c.
2196         * doc/invoke.texi: Document m32c options.
2197         * doc/md.texi: Document m32c constraints.
2198
2199         * config/m32c/addsub.md: New file.
2200         * config/m32c/bitops.md: New file.
2201         * config/m32c/cond.md: New file.
2202         * config/m32c/jump.md: New file.
2203         * config/m32c/m32c-lib1.S: New file.
2204         * config/m32c/m32c-lib2.c: New file.
2205         * config/m32c/m32c-modes.def: New file.
2206         * config/m32c/m32c-pragma.c: New file.
2207         * config/m32c/m32c-protos.h: New file.
2208         * config/m32c/m32c.abi: New file.
2209         * config/m32c/m32c.c: New file.
2210         * config/m32c/m32c.h: New file.
2211         * config/m32c/m32c.md: New file.
2212         * config/m32c/m32c.opt: New file.
2213         * config/m32c/minmax.md: New file.
2214         * config/m32c/mov.md: New file.
2215         * config/m32c/muldiv.md: New file.
2216         * config/m32c/predicates.md: New file.
2217         * config/m32c/prologue.md: New file.
2218         * config/m32c/shift.md: New file.
2219         * config/m32c/t-m32c: New file.
2220
2221 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2222
2223         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2224         (stack_protect_set, stack_protect_test): New expanders.
2225         (stack_protect_set_si, stack_protect_set_si_media,
2226         stack_protect_set_di_media, stack_protect_test_si,
2227         stack_protect_test_si_media, stack_protect_test_di_media):
2228         New insns.
2229
2230 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
2231
2232         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2233
2234 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
2235
2236         * tree.h (tree_expr_nonzero_p): Export.
2237         * fold-const.c (tree_expr_nonzero_p): Likewise.
2238         Return true for CALL_EXPRs that are alloca calls.
2239         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2240         against zero.
2241         * tree-flow.h (expr_computes_nonzero): Remove.
2242         * tree-vrp.c (expr_computes_nonzero): Remove.
2243         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2244         (extract_range_from_unary_expr): Likewise.
2245         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2246         tree_expr_nonzero_p.
2247
2248 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
2249
2250         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2251         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
2252         extra arg "picreg" and use it instead of pic_offset_table_rtx.
2253         All callers changed.
2254         (frame_related_constant_load): New arg "related" which controls
2255         setting of RTX_FRAME_RELATED_P.  All callers changed.
2256         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2257         (bfin_expand_prologue): Add stack limit checking.
2258         * config/bfin/bfin.md (trapifcc): New pattern.
2259
2260         * config/bfin/bfin.c: Include "langhooks.h".
2261         (def_builtin): Go through lang_hooks to call builtin_function.
2262
2263         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2264         * config/bfin/predicates.md (symbol_ref_operand): New.
2265         (call_insn_operand): Delete.  All callers changed to use
2266         register_no_elim_operand.
2267         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2268         call_cookie field.
2269         (function_arg): Use it to generate the call's operand 2.
2270         (bfin_longcall_p): New function.
2271         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
2272         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
2273         determine if the address needs to be in a REG.
2274         (bfin_handle_longcall_attribute): New function.
2275         (bfin_attribute_table): Add "longcall" and "shortcall".
2276         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2277         (CUMULATIVE_ARGS): New member call_cookie.
2278         (PREDICATE_CODES): Add symbol_ref_operand.
2279         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2280         extra USE to the pattern.
2281         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2282         New patterns, split off call_insn, sibcall_insn, call_value_insn and
2283         sibcall_value_insn; now the new patterns handle direct calls and the
2284         old ones indirect calls.
2285         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2286
2287 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
2288
2289         * doc/trouble.texi: Update section on handling of empty loops.
2290
2291 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
2292
2293         * config.gcc: Remove support for sparc-*-openbsd*,
2294         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2295         ns32k-*-netbsd*.
2296         * config.host: Remove support for i860-*-sysv4* as a host.
2297         * config/i860/*, config/ip2k/*, config/ns32k/*,
2298         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2299         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2300         mention obsolete ports.
2301
2302 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2303
2304         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2305         soft frame pointer.
2306         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2307         of frame_pointer_rtx.
2308         (sh_expand_epilogue): Likewise.
2309         (sh_set_return_address): Likewise.
2310         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2311         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
2312         offsets from FRAME_POINTER_REGNUM.
2313         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2314         (sh_register_names): Add initializer for sfp.
2315         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2316         (VALID_REGISTER_P): Likewise.
2317         (FIRST_PSEUDO_REGISTER): Update.
2318         (DWARF_FRAME_REGISTERS): Define.
2319         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2320         (HARD_FRAME_POINTER_REGNUM): Define.
2321         (FRAME_POINTER_REGNUM): Redefine.
2322         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2323         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
2324         from FRAME_POINTER_REGNUM.
2325         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2326         FRAME_POINTER_REGNUM.
2327         (REG_CLASS_CONTENTS): Add sfp.
2328         (REG_ALLOC_ORDER): Likewise.
2329         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
2330         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2331         of frame_pointer_rtx.
2332         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2333
2334 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
2335
2336         * fold-const.c (tree_expr_nonnegative_p): Only return true for
2337         ABS_EXPR when flag_wrapv is false because of INT_MIN.
2338         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2339         of an ABS_EXPR.
2340         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2341         ABS_EXPR<x>.
2342
2343 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
2344
2345         Make CONSTRUCTOR use VEC to store initializers.
2346         * c-common.c (complete_array_type): Update to cope with VEC in
2347         CONSTRUCTOR_ELTS.
2348         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2349         (pp_c_constructor_elts): New function.
2350         * c-pretty-print.h (pp_c_constructor_elts): Declare.
2351         * c-typeck.c (build_function_call, build_c_cast, digest_init,
2352         struct constructor_stack, struct initializer_stack,
2353         constructor_elements, push_init_level, pop_init_level,
2354         add_pending_init, find_init_member, output_init_element): Update to
2355         cope with VEC in CONSTRUCTOR_ELTS.
2356         * coverage.c (build_fn_info_value, build_ctr_info_value,
2357         build_gcov_info): Likewise.
2358         * expr.c (categorize_ctor_elements_1, store_constructor,
2359         expand_expr_real_1): Likewise.
2360         * fold-const.c (fold_ternary): Likewise.
2361         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2362         gimplify_init_constructor, gimplify_expr): Likewise.
2363         * tree-dump.c (dequeue_and_dump): Likewise.
2364         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2365         node.
2366         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2367         CONSTRUCTOR_ELTS.
2368         * tree-sra.c (generate_element_init_1): Likewise.
2369         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2370         * tree-ssa-operands.c (get_expr_operands): Likewise.
2371         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2372         * tree-vect-transform.c (vect_get_vec_def_for_operand):
2373         (get_initial_def_for_reduction): Likewise.
2374         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2375         value handle in annotations.
2376         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2377         tree_node_structure): Add support for constr_kind.
2378         (build_vector_from_ctor, build_constructor_single,
2379         build_constructor_from_list): New functions.
2380         (build_constructor): Update to take a VEC instead of a TREE_LIST.
2381         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2382         Update to cope with VEC in CONSTRUCTOR_ELTS.
2383         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2384         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2385         CONSTRUCTOR_APPEND_ELT): New macros.
2386         (struct constructor_elt, struct tree_constructor): New data types.
2387         (union tree_node): Add tree_constructor field.
2388         * treestruct.def: Define TS_CONSTRUCTOR.
2389         * varasm.c (const_hash_1, compare_constant, copy_constant,
2390         compute_reloc_for_constant, output_addressed_constants,
2391         initializer_constant_valid_p, output_constant,
2392         array_size_for_constructor, output_constructor): Update to cope with
2393         VEC in CONSTRUCTOR_ELTS.
2394         * vec.h (VEC_empty, VEC_copy): New macros.
2395
2396 2005-07-19  Devang Patel  <dpatel@apple.com>
2397
2398         * dbxout.c (dbxout_type): Check Objective-C++ lang.
2399
2400 2005-07-19  Richard Henderson  <rth@redhat.com>
2401
2402         PR tree-opt/22278
2403         * gimplify.c (gimplify_expr): Use main variant type for the temp
2404         destination for a discarded volatile read.
2405         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2406         casts between non-void types that change volatility.
2407
2408 2005-07-15  DJ Delorie  <dj@redhat.com>
2409
2410         * toplev.h: Add comment about the first parameter for warning().
2411         * errors.h: Likewise.
2412
2413         * c.opt (Wpragmas): New.
2414         * doc/invoke.texi: Document it.
2415
2416         * function.c (do_warn_unused_parameter): Add warning control to
2417         warning call.
2418         * c-decl.c (warn_if_shadowing): Likewise.
2419         * c-lex.c (cb_def_pragma): Likewise.
2420         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2421         (pop_alignment): Likewise.
2422         (handle_pragma_pack): Likewise.
2423         (apply_pragma_weak): Likewise.
2424         (handle_pragma_weak): Likewise.
2425         (handle_pragma_redefine_extname): Likewise.
2426         (add_to_renaming_pragma_list): Likewise.
2427         (handle_pragma_extern_prefix): Likewise.
2428         (maybe_apply_renaming_pragma): Likewise.
2429         (handle_pragma_visibility): Likewise.
2430
2431         * config/c4x/c4x-c.c (BAD): Likewise.
2432         (c4x_parse_pragma): Likewise.
2433         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2434         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2435         (rs6000_pragma_longcall): Likewise.
2436         * config/v850/v850-c.c (pop_data_area): Likewise.
2437         (ghs_pragma_section): Likewise.
2438         (ghs_pragma_section): Likewise.
2439         (ghs_pragma_interrupt): Likewise.
2440         (ghs_pragma_starttda): Likewise.
2441         (ghs_pragma_startsda): Likewise.
2442         (ghs_pragma_startzda): Likewise.
2443         (ghs_pragma_endtda): Likewise.
2444         (ghs_pragma_endsda): Likewise.
2445         (ghs_pragma_endzda): Likewise.
2446
2447 2005-07-19  Danny Berlin <dberlin@dberlin.org>
2448             Kenneth Zadeck <zadeck@naturalbridge.com>
2449
2450         * Makefile.in: Removed tree-promote-statics.c
2451         * tree-promote-statics.c: Removed.
2452         * common.opt: Removed flag-promote-statics.
2453         * opts.c: Ditto.
2454         * passes.c: Removed tree-promote-statics pass.
2455         * tree-pass.h: Ditto.
2456         * timevar.def: Removed TV_PROMOTE_STATICS.
2457
2458
2459 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
2460
2461         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2462         and *-*-freebsd9.
2463         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2464
2465 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2466
2467         PR c/22476
2468         * c-common.c (check_function_arguments): Call
2469         'check_function_format' if either -Wformat or
2470         -Wmissing-format-attribute are specified.
2471         * c-format.c (check_function_format): Check -Wformat before
2472         calling 'check_format_info'.
2473         * c-opts.c (c_common_post_options): Don't warn for
2474         -Wmissing-format-attribute without -Wformat.
2475         * c-typeck.c (convert_for_assignment): Detect additional cases for
2476         -Wmissing-format-attribute.
2477         * doc/invoke.texi (-Wmissing-format-attribute): Document new
2478         behavior.
2479
2480 2005-07-19  Richard Guenther  <rguenther@suse.de>
2481
2482         * config/i386/i386.md (lrint<mode>2): Use temporary
2483         instead of clobbering non-existent memory.
2484
2485 2005-07-19  Nick Clifton  <nickc@redhat.com>
2486
2487         * config/avr/avr.c (legitimate_address_p): Fix debugging print
2488         statement to avoid displaying ASCII control characters.
2489
2490 2005-07-19  Ben Elliston  <bje@au.ibm.com>
2491
2492         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2493         * cfganal.c (find_edge_index): Ditto.
2494         * combine.c (combine_instructions): Ditto.
2495         * ddg.c (create_scc): Ditto.
2496         (find_successors): Ditto.
2497         (find_predecessors): Ditto.
2498         (find_nodes_on_paths): Ditto.
2499         (longest_simple_path): Ditto.
2500         * flow.c (update_life_info): Ditto.
2501         (count_or_remove_death_notes): Ditto.
2502         (clear_log_links): Ditto.
2503         * modulo-sched.c (generate_reg_moves): Ditto.
2504         (find_max_asap): Ditto.
2505         (find_max_hv_min_mob): Ditto.
2506         (find_max_dv_min_mob): Ditto.
2507         * sbitmap.c (sbitmap_first_set_bit): Ditto.
2508         * sched-rgn.c (extract_edgelst): Ditto.
2509         * tree-into-ssa.c (prepare_names_to_update): Ditto.
2510         (dump_update_ssa): Ditto.
2511         (ssa_names_to_replace) Ditto.
2512         (switch_virtuals_to_full_rewrite): Ditto.
2513         (update_ssa): Ditto.
2514         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2515
2516 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
2517
2518         Fix PR tree-optimization/22483
2519
2520         * tree-complex.c (create_components): Use
2521         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2522         * tree-flow-inline.h (fill_referenced_var_vec): New function.
2523         * tree-flow.h (safe_referenced_var_iterator): New structure.
2524         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2525         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2526         safe_referenced_var iterator.
2527         (add_type_alias): Ditto.
2528
2529 2005-07-19  Steven Bosscher  <stevenb@suse.de>
2530
2531         * loop-init.c (rest_of_handle_loop2): Remove.
2532         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2533         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2534         (pass_rtl_loop_init, pass_rtl_loop_done,
2535         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2536         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2537         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2538         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2539         pass_tree_loop_done, and pass_tree_unswitch.
2540         (gate_loop): Rename to gate_tree_loop.
2541         * passes.c (init_optimization_passes): Update for renamed tree
2542         loop passes.  Add the new loop2 passes as subpasses of loop2.
2543         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2544         Update for the renamed tree loop passes.
2545
2546 2005-07-18  Ian Lance Taylor  <ian@airs.com>
2547
2548         PR middle-end/22057
2549         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2550         blocks when optimizing.
2551
2552 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
2553
2554         * common.opt (frename-registers): Initialize to 2.
2555         (fweb): Ditto.
2556         (fgcse-after-reload): Ditto.
2557         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2558         (process_options): Only change flag_web, flag_rename_registers,
2559         and flag_rerun_cse_after_loop if not explicitly set by user.
2560
2561 2005-07-18  Jan Beulich  <jbeulich@novell.com>
2562
2563         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2564         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2565         in 64-bit mode the same as DImode in 32-bit mode.
2566         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2567         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2568         mode. Add new mode parameter.
2569         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2570         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2571         x86_64_shift_adj): New expanders.
2572         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2573         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2574         insns.
2575         Respective new splitters. Use renamed shift splitter helpers in 32-bit
2576         DImode shift splitters.
2577         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2578         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2579         mode parameter.
2580
2581 2005-07-18  Jan Beulich  <jbeulich@novell.com>
2582
2583         * i386.md (movdi_extzv_1): New.
2584         (zero_extendhidi2): Combine alternatives and never force use of
2585         REX64 prefix.
2586         (zero_extendqidi2): Likewise. Don't restrict input selection.
2587
2588 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2589
2590         Fix PR tree-optimization/22531
2591         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
2592          moment.
2593
2594 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2595
2596         * tree-promote-statics.c (pass_promote_statics): Change dump file
2597          name.
2598
2599 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2600
2601         * tree-optimize.c (init_tree_optimization_passes): Add
2602         pass_eliminate_useless_stores pass.
2603         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2604         * tree-ssa-pre.c (is_copy_stmt): New function.
2605         (follow_copies_till_vuse): Ditto.
2606         (do_eustores): Ditto.
2607         (gate_eustores): Ditto.
2608
2609 2005-07-16  Richard Henderson  <rth@redhat.com>
2610
2611         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2612
2613 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2614            Kenneth Zadeck <zadeck@naturalbridge.com>
2615
2616         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2617         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2618         ipa-type-escape.h, tree-promote-statics.c
2619         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2620         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2621         tree-promote-statics.c: new files.
2622         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2623         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2624         int nonlocal_set_p, mark_constant_function): Deleted.
2625         (rest_of_handle_cfg): Removed call to mark_constant_function.
2626         (nonoverlapping_component_refs_p): Added calls to support
2627         type based aliasing.
2628         * tree-ssa-alias.c (may_alias_p,
2629         compute_flow_insensitive_aliasing): Ditto.
2630         * calls.c (flags_from_decl_or_type): Removed reference to
2631         cgraph_rtl_info.
2632         * c-typeck.c (convert_arguments): Make builtins tolerant of having
2633         too many arguments.  This is necessary for Spec 2000.
2634         * cgraph.h (const_function, pure_function): Removed.
2635         * common.opt: Added "fipa-pure-const", "fipa-reference",
2636         "fipa-type-escape", and "ftree-promote-static".
2637         * opts.c: Ditto.
2638         * passes.c: Added ipa and tree-promote-statics passes.
2639         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2640         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2641         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2642         * tree-flow.h: Added exposed sra calls and addition of
2643         reference_vars_info field for FUNCTION_DECLS.
2644         * tree-pass.h: Added passes.
2645         * tree-sra.c: (sra_init_cache): New function.
2646         (sra_insert_before, sra_insert_after) Made public.
2647         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2648         and made public.
2649         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2650         aliasing. (may_alias_p): Added code to use type escape analysis to
2651         improve alias sets.
2652         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2653         code to prune clobbers of static variables based on information
2654         produced in ipa-reference pass.  Changed call clobbering so that
2655         statics are not marked as clobbered if the call does not clobber
2656         them.
2657
2658 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
2659
2660         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2661         too.
2662
2663 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
2664
2665         * doc/install.texi (*-*-solaris2*): Document recommended version
2666         of GNU binutils and mention GNU linker problem on Solaris 10.
2667
2668 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
2669
2670         PR c/22421
2671         * c-decl.c (c_build_bitfield_integer_type): New function.
2672         (finish_struct): Call it.
2673         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2674
2675 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2676
2677         * c-typeck.c (digest_init): Call 'convert_for_assignment'
2678         before returning.
2679
2680 2005-07-16  Jan Hubicka  <jh@suse.cz>
2681
2682         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2683         (scale_bbs_frequencies_int): Watch roundoff errors.
2684         * predict.c (return_prediction): Initialize return_stmt.
2685
2686 2005-07-16  Jan Hubicka  <jh@suse.cz>
2687
2688         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2689         after RTL profiling.
2690
2691 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
2692
2693         PR middle-end/22398
2694         * fold-const.c (build_range_check): Convert high/low to etype
2695         if we are only comparing against exp.
2696
2697 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
2698
2699         Fix PR tree-optimization/22376
2700         * tree-ssa-structalias.c (build_constraint_graph): We really meant
2701         special var here.
2702         (need_to_solve): New function.
2703         (compute_points_to_sets): Use it.
2704
2705 2005-07-15  Jan Hubicka  <jh@suse.cz>
2706
2707         * cfg.c (update_bb_profile_for_threading): More diagnostic.
2708         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2709
2710 2005-07-15  Richard Guenther  <rguenther@suse.de>
2711
2712         * c-common.c (handle_flatten_attribute): New function.
2713         Add flatten function attribute.
2714         * doc/extend.texi: Document flatten function attribute.
2715         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2716         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2717         New functions.
2718         (cgraph_decide_inlining): Handle functions with flatten
2719         attribute.
2720
2721 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
2722
2723         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2724         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2725         UNSPEC_XCHG, UNSPEC_AND): New.
2726         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2727         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2728         * config/rs6000/sync.md (FETCHOP): New code macro.
2729         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2730         New code attrs.
2731         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2732         (sync_compare_and_swap<mode>): Same.
2733         (sync_lock_test_and_set<mode>): Same.
2734         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2735         for QImode and HImode, and not PPC405.
2736         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2737         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2738         (sync_<fetchop>{si,di}_internal): New.
2739         (sync_nand{si,di}_internal): New.
2740         (sync_old_<fetchop>{si,di}_internal): New.
2741         (sync_old_nand{si,di}_internal): New
2742         (sync_new_<fetchop>{si,di}_internal): New.
2743         (sync_new_nand{si,di}_internal): New.
2744         (atomic_and{si,di}): New.
2745         (sync_new_nand{si,di}_internal): New.
2746         (atomic_and{si,di}): New.
2747         (sync_add<mode>_internal): Delete.
2748         (sync_addshort_internal): Use unspec instead of unspec_volatile.
2749         (sync_sub<mode>_internal): Delte.
2750         (sync_subshort_internal): New.
2751         (sync_andsi_internal): Use unspec instead of unspec_volatile.
2752         (sync_anddi_internal): Delete.
2753         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2754         (sync_booldi_internal): Delete.
2755         (sync_boolc<mode>_internal): Delete.
2756         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2757         (sync_boolc<mode>_internal2): Delete.
2758         (sync_boolcc<mode>_internal): Delete.
2759         (isync, lwsync): Use unspec instead of unspec_volatile.
2760         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2761         Revert UNSPEC_VOLATILE.
2762         (rs6000_split_atomic_op): New.
2763         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2764
2765 2005-07-14  Eric Christopher  <echristo@redhat.com>
2766
2767         * config/mips/mips.c (mips_canonicalize_comparison): Cast
2768         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2769
2770 2005-07-14  Eric Christopher  <echristo@redhat.com>
2771
2772         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2773
2774 2005-07-14  Steven Bosscher  <stevenb@suse.de>
2775
2776         PR tree-optimization/22230
2777         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2778         the computation of the four cross productions for "range op range".
2779
2780 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
2781             Ulrich Weigand  <uweigand@de.ibm.com>
2782
2783         PR target/20126
2784         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2785         in some insn.
2786
2787 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
2788
2789         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2790
2791 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
2792
2793         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2794
2795 2005-07-14  Richard Guenther  <rguenther@suse.de>
2796
2797         PR middle-end/22347
2798         * config/i386/i386-protos.h (ix86_function_value): Change
2799         prototype to match new target hook.
2800         * config/i386/i386.c (ix86_value_regno): Change prototype
2801         to take extra type argument.
2802         (TARGET_FUNCTION_VALUE): Define.
2803         (ix86_function_ok_for_sibcall): Pass extra argument to
2804         ix86_value_regno, check return slot rtx for exact match.
2805         (ix86_function_value): Take extra parameter.  Dispatch to
2806         ix86_value_regno with fndecl/fntype as provided.
2807         (ix86_value_regno): Handle extra type argument.
2808         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2809
2810         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2811         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2812         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2813         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2814         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2815
2816 2005-07-14  Richard Guenther  <rguenther@suse.de>
2817
2818         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2819         * calls.c (expand_call): Pass fntype to hard_function_value.
2820         (emit_library_call_value_1): Likewise.
2821         * explow.c: Include target.h.
2822         (hard_function_value): Take extra argument, the fntype.
2823         Use new target hook for function_value.
2824         * expr.h (hard_function_value): Change prototype.
2825         * function.c (aggregate_value_p): Pass 0 as fntype to
2826         hard_function_value.
2827         (assign_parms): Use new target hook for function_value.
2828         Pass 0 as fntype to hard_function_value.
2829         (expand_function_end): Likewise.
2830         * reg-stack.c: Include target.h.
2831         (stack_result): Use new target hook for function_value.
2832         * target-def.h: New target hook function_value.
2833         * target.h: Likewise.
2834         * targhooks.c (default_function_value): New function.
2835         * targhooks.h (default_function_value): Declare.
2836
2837 2005-07-13  Ian Lance Taylor  <ian@airs.com>
2838
2839         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2840
2841 2005-07-14  Jan Hubicka  <jh@suse.cz>
2842
2843         * tree-dfa.c (dump_variable): Use default_def function.
2844         * tree-ssa-alias.c (dump_points_to_info): Likewise.
2845         * tree-ssa.c (verify_use): Likewise.
2846         * tree-ssanames.c (release_ssa_name): Likewise.
2847         * tree-tailcall.c (eliminate_tail_call): Likewise.
2848         (tree_optimize_tail_calls_1): Likewise.
2849         * tree-vrp.c (get_value_range): Likewise.
2850
2851 2005-07-14  Ben Elliston  <bje@au.ibm.com>
2852
2853         * gcc.c (main): Compare language[0] with '*' when iterating over
2854         the infiles.
2855
2856 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
2857
2858         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2859         "s390_emit_compare".  Add handling of CCZ1mode.
2860         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2861         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2862         checking.
2863         (s390_branch_condition_mask): Add CCZ1mode handling.
2864         * config/s390/s390.md: ("seq", "*seq"): New pattern.
2865         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2866         Use CCZ1mode instead of CCZmode.
2867         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
2868
2869 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
2870
2871         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2872         pattern.
2873         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2874
2875 2005-07-13  Eric Christopher  <echristo@redhat.com>
2876
2877         * config/mips/mips.c (mips_canonicalize_comparison): New.
2878         (mips_emit_int_relational): Use.
2879
2880 2005-07-13  Eric Christopher  <echristo@redhat.com>
2881
2882         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2883         static extra parts.
2884         * config/s390/s390.md: Include tpf.md. Move tpf specific
2885         patterns...
2886         * config/s390/tpf.md: To here.
2887         * config/s390/s390.opt: Move tpf specific options...
2888         * config/s390/tpf.opt: to here. Add mmain option.
2889         * config/s390/tpf-unwind.h: Remove unnecessary defines.
2890         * config/s390/tpf.h: Rewrite.
2891
2892 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
2893
2894         * doc/tm.texi: Remove @xref{Cross-profiling}.
2895
2896 2005-07-13  Jeff Law  <law@redhat.com>
2897
2898         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2899         expressions, test their _DECL operands for pointer equality rather
2900         than using operand_equal_p.
2901
2902 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
2903
2904         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2905         (TARGET_POSIX_IO): This.
2906         * config/darwin.h: Likewise.
2907         * config/freebsd.h: Likewise.
2908         * config/linux.h: Likewise.
2909         * config/lynx.h: Likewise.
2910         * config/netbsd.h: Likewise.
2911         * config/rs6000/linux64.h: Likewise.
2912         * config/rs6000/linux.h: Likewise.
2913         * config/s390/tpf.h: Likewise.
2914         * config/sh/embed-elf.h: Likewise.
2915         * config/sparc/linux64.h: Likewise.
2916         * config/sparc/linux.h: Likewise.
2917         * config/svr4.h: Likewise.
2918         * gcov-io.h: Likewise.
2919
2920         * doc/tm.texi: Updated.
2921
2922         * libgcov.c (create_file_directory): Defined only if
2923         TARGET_POSIX_IO is defined.
2924         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2925         is defined.
2926
2927 2005-07-13  Jan Hubicka  <jh@suse.cz>
2928
2929         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2930
2931 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
2932
2933         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2934         structure as argument.
2935
2936 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
2937
2938         PR tree-optimization/21921
2939         * tree-iterator.c (tsi_link_before): Support the case when
2940         tsi_end_p (tsi) == true.
2941
2942 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2943
2944         PR tree-optimization/22442
2945         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2946         correctly.
2947
2948 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2949
2950         PR rtl-optimization/20376
2951         * toplev.c (process_options): Enable -fweb and -frename-registers when
2952         unrolling.
2953         * doc/invoke.texi: Update the information about when -fweb and
2954         -frename-registers are enabled.
2955
2956 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2957
2958         PR tree-opt/21840
2959         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2960         if *rhs_p is not a SSA_NAME.
2961
2962 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
2963
2964         Fix PR tree-optimization/22422
2965         * tree-ssa-structalias.c (struct variable_info): Add flag for
2966         special vars.
2967         (get_varinfo): Now a static function.
2968         (new_varinfo): init has_union and is_special_var to false.
2969         (solution_set_add): Check has_union.
2970         (do_da_constraint): Move temporary variable so it gets reset
2971         properly.
2972         Also check for special variable.
2973         (do_ds_constraint): Ditto.
2974         (do_sd_constraint): Ditto.
2975         (do_structure_copy): Check for special variable.
2976         (find_func_aliases): Ditto.
2977         (init_base_vars): Set special vars properly.
2978
2979 2005-07-13  Jan Hubicka  <jh@suse.cz>
2980
2981         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2982         do unit-at-a-time.
2983
2984         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2985         (get_expr_operands): Fix thinko wrt flags and subvars.
2986
2987         PR tree-optimize/22379
2988         * tree-inline.c (expand_call_inline): Do not output sorry in early
2989         inlining.
2990
2991 2005-07-12  Dale Johannesen  <dalej@apple.com>
2992
2993         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
2994
2995 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2996
2997         PR bootstrap/21704
2998         * host-linux.h: Include limits.h.
2999
3000 2005-07-12  Dale Johannesen  <dalej@apple.com>
3001
3002         * expr.c (compress_float_constant):  Add cost check.
3003         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
3004
3005 2005-07-12  Dale Johannesen  <dalej@apple.com>
3006
3007         * gcc.target/i386/compress-float-sse.c:  New.
3008         * gcc.target/i386/compress-float-sse-pic.c:  New.
3009         * gcc.target/i386/compress-float-387.c:  New.
3010         * gcc.target/i386/compress-float-387-pic.c:  New.
3011         * gcc.dg/compress-float-ppc.c:  New.
3012         * gcc.dg/compress-float-ppc-pic.c:  New.
3013
3014 2005-07-12  Eric Christopher  <echristo@redhat.com>
3015
3016         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3017         static extra parts.
3018         * config/s390/s390.md: Include tpf.md. Move tpf specific
3019         patterns...
3020         * config/s390/tpf.md: To here.
3021         * config/s390/s390.opt: Move tpf specific options...
3022         * config/s390/tpf.opt: to here. Add mmain option.
3023         * config/s390/tpf-unwind.h: Remove unnecessary defines.
3024         * config/s390/tpf.h: Rewrite.
3025
3026 2005-07-12  Eric Christopher  <echristo@redhat.com>
3027
3028         * gcc.c (struct infile): Update comment for language.
3029         (main): Rewrite input file resetting code.
3030
3031 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3032
3033         PR tree-opt/22335
3034         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3035         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
3036         (lookup_avail_expr): Use constant_boolean_node instead
3037         of boolean_false_node/boolean_true_node.
3038
3039 2005-07-12  Ben Elliston  <bje@au.ibm.com>
3040
3041         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3042         and use it when printing num_edges.
3043
3044 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
3045
3046         * doc/extend.texi (Blackfin Built-in Functions): New section.
3047         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3048         @opindex.
3049
3050 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
3051
3052         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3053         s/cmpstrsi/cmpstrnsi
3054         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3055         'cmpstrnsi'.
3056         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3057         (init_optabs): Initialize cmpstrn_optab.
3058         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3059         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3060         * expr.c: (enum insn_code cmpstrn_optab): Declare.
3061         * config/i386/i386.md: s/cmpstr/cmpstrn
3062         * config/c4x/c4x.md: s/cmpstr/cmpstrn
3063         * doc/md.texi: Update documentation.
3064
3065 2005-07-11  Richard Henderson  <rth@redhat.com>
3066
3067         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3068         build_va_arg_indirect_ref.
3069         (alpha_gimplify_va_arg): Likewise.
3070         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3071         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3072         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3073         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3074         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3075         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3076         Likewise.
3077         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3078
3079 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3080
3081         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3082         * passes.c (init_optimization_passes): Add pass_empty_loop.
3083         * tree-pass.h (pass_empty_loop): Declare.
3084         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3085         try_remove_empty_loop, remove_empty_loops): New functions.
3086         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3087         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3088
3089 2005-07-12  Peter Barada  <peter@the-baradas.com>
3090
3091         PR middle-end/16719
3092         PR middle-end/18421
3093         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3094         in address registers.
3095         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3096         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3097         alternative of addsi3_5200.
3098
3099 2005-07-11  Ian Lance Taylor  <ian@airs.com>
3100
3101         * config/mips/mips.md (ffs<mode>2): Remove.
3102
3103 2005-07-11  Ian Lance Taylor  <ian@airs.com>
3104
3105         * doc/tree-ssa.texi (Cleanups): Improve description of
3106         TRY_FINALLY_EXPR.
3107         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3108
3109 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
3110
3111         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3112         * tree.h (DECL_ARGUMENT_FLD): New macro.
3113
3114 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
3115
3116         Fix PR tree-optimization/22404
3117
3118         * tree-ssa-structalias.c (create_variable_info_for): Use
3119         correct offset.
3120
3121 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
3122
3123         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3124         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3125         for second comparison operand.
3126         * config/bfin/predicates.md (reg_or_const_int_operand): New.
3127
3128         * config/bfin/bfin.md (define_attr "type"): Add "sync".
3129         (define_insn_reservation "alu"): Likewise.
3130         (csync, ssync): Now of type sync.
3131         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3132         -mcsync-anomaly -mspecld-anomaly.
3133         * config/bfin/bfin.opt (mcsync): Remove.
3134         (mcsync-anomaly, mspecld-anomaly): Add.
3135         * config/bfin/bfin.c: Include "insn-codes.h".
3136         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3137         (TARGET_DEFAULT_TARGET_FLAGS): New.
3138         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3139
3140 2005-07-11  Steven Bosscher  <stevenb@suse.de>
3141
3142         * basic-block.h: Give the BB flags enum a name, bb_flags.
3143         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3144         * cfgcleanup.c (enum bb_flags): Remove here.
3145         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3146         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3147         (update_forwarder_flag): Likewise.
3148         (thread_jump): Likewise.
3149         (try_forward_edges): Likewise.
3150         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
3151         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
3152         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3153
3154 2005-07-11  Richard Guenther  <rguenther@suse.de>
3155
3156         * config/i386/i386.opt: New target option -msseregparm.
3157         * config/i386/i386.c (override_options): Error out for
3158         -msseregparm but no SSE support.
3159         (ix86_function_sseregparm): Check for global sseregparm.
3160         * doc/invoke.texi: Document -msseregparm.
3161
3162 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3163
3164         * config.gcc (m32r-*-linux*): Use the default extra_parts.
3165         (m32rle-*-linux*): Ditto.
3166
3167 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
3168
3169         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3170         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3171         bytes.
3172
3173 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3174
3175         PR middle-end/22239
3176         PR target/20126
3177         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3178         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3179
3180 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
3181
3182         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3183         (varmap): Heapify varmap.
3184         (constraints): Heapify constraints.
3185         (struct constraint_graph): Heapify succs and preds.
3186         (constraint_vec_find): Update for heapification.
3187         (constraint_set_union): Ditto.
3188         (insert_into_complex): Ditto.
3189         (constraint_edge_vec_find): Ditto.
3190         (erase_graph_self_edge): Ditto.
3191         (add_graph_edge): Ditto.
3192         (get_graph_weights): Ditto.
3193         (merge_graph_nodes): Ditto.
3194         (build_constraint_graph): Ditto.
3195         (topo_visit): Ditto.
3196         (solve_graph): Ditto.
3197         (create_variable_info_for): Ditto.
3198         (init_base_vars): Ditto.
3199         (delete_points_to_sets): Free graph, varmap, and complex constraints.
3200         (condese_varmap_nodes): Free complex vector.
3201         (clear_edges_for_node): Clear succs and preds vector.
3202
3203 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
3204
3205         * tree-ssa-structalias.c (update_alias_info): Change counting of
3206         references to not include vdefs.
3207
3208 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
3209
3210         * tree-ssa-alias.c (free_used_part_map): Add missing free.
3211         (up_insert): Ditto.
3212
3213 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3214
3215         * pa.c (pa_commutative_p): Make PLUS commutative when
3216         TARGET_NO_SPACE_REGS is true.
3217
3218 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
3219
3220         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3221         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3222         * tree-dfa.c (dump_subvars_for): New.
3223         (debug_subvars_for): New.
3224         (dump_variable): Show subvariables if VAR has them.
3225         * tree-flow-inline.h (get_subvar_at): New.
3226         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3227         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3228         Update all users.
3229         (struct subvar): Change fields offset and size to unsigned
3230         HOST_WIDE_INT.
3231         (dump_subvars_for): Declare.
3232         (debug_subvars_for): Declare.
3233         (get_subvar_at): Declare.
3234         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3235         to unsigned HOST_WIDE_INT *.
3236         (overlap_subvar): Likewise.
3237         * tree-gimple.c (is_gimple_reg): Always return false for
3238         SFTs and memory tags.
3239         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3240         Update all callers.
3241         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3242         (compute_may_aliases): Call compute_points_to_sets.
3243         (collect_points_to_info_for): Remove.
3244         (compute_points_to_and_addr_escape): Remove.
3245         (delete_alias_info): Call delete_points_to_sets.
3246         (compute_flow_sensitive_aliasing): If the call to
3247         find_what_p_points_to returns false, call set_pt_anything.
3248         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3249         (set_pt_anything): Clear pi->pt_vars.
3250         (set_pt_malloc): Remove.
3251         (merge_pointed_to_info): Remove.
3252         (add_pointed_to_expr): Remove.
3253         (add_pointed_to_var): Remove.
3254         (collect_points_to_info_r): Remove.
3255         (is_escape_site): Make extern.
3256         (create_sft): New.
3257         (create_overlap_variables_for): Call it.
3258         * tree-ssa-copy.c (merge_alias_info): Never merge
3259         flow-sensitive alias information.
3260         * tree-ssa-operands.c (get_expr_operands): Adjust variables
3261         offset and size to be unsigned HOST_WIDE_INT.
3262         (add_to_addressable_set): Rename from note_addressable.
3263         Set TREE_ADDRESSABLE as the variables are added to the set.
3264         Update all users.
3265         (add_stmt_operand): Do not try to micro-optimize unmodifiable
3266         operands into VUSEs when adding V_MAY_DEFs for members in an
3267         alias set.
3268         * tree-ssa-operands.h (add_to_addressable_set): Declare.
3269         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3270         (struct variable_info): Add bitfield is_heap_var.
3271         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3272         (new_var_info): Initialize is_heap_var.
3273         (get_constraint_for): Add HEAP variables to the symbol table.
3274         Mark them with is_heap_var.
3275         (update_alias_info): New.  Taken mostly from the old
3276         compute_points_to_and_addr_escape.
3277         (handle_ptr_arith): New.
3278         (find_func_aliases): Call update_alias_info.
3279         Call handle_ptr_info for tcc_binary expressions.
3280         Call mark_stmt_modified.
3281         (create_variable_info_for): If DECL has subvars, do not create
3282         variables for its subvars.  Always add all the fields.
3283         (set_uids_in_ptset): If the solution includes ANYOFFSET and
3284         SFTs, then add all the SFTs of the structure.
3285         If VI->DECL is an aggregate with subvariables, add the SFT at
3286         VI->OFFSET.
3287         (find_what_p_points_to): If VI is an artificial variable,
3288         translate to bitfields in SSA_NAME_PTR_INFO.
3289         If the solution is empty, set pi->pt_vars to NULL
3290         (init_base_vars): Create ANYOFFSET.
3291         (compute_points_to_sets): Rename from create_alias_vars.
3292         Make extern.
3293         (pass_build_pta): Remove.
3294         (delete_points_to_sets): Rename from delete_alias_vars.
3295         (pass_del_pta): Remove.
3296         * tree-ssa-structalias.h (struct alias_info): Move from
3297         tree-ssa-alias.h.
3298         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3299         NUM_REFERENCES_SET): Likewise.
3300         (compute_points_to_sets, delete_points_to_sets): Declare.
3301
3302 2005-07-09  Richard Henderson  <rth@redhat.com>
3303
3304         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3305         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3306         alpha_split_lock_test_and_set_12): New functions.
3307         * config/alpha/alpha-protos.h: Update.
3308         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3309         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3310         * config/alpha/sync.md (I12MODE): New.
3311         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3312         (sync_<fetchop_name><I48MODE>): Likewise.
3313         (sync_nand<I48MODE>): Likewise.
3314         (sync_old_<fetchop_name><I48MODE>): Likewise.
3315         (sync_new_<fetchop_name><I48MODE>): Likewise.
3316         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3317         (sync_compare_and_swap<I48MODE>): Likewise.
3318         (sync_lock_test_and_set<I48MODE>): Likewise.
3319         (sync_compare_and_swap<I12MODE>): New.
3320         (sync_compare_and_swap<I12MODE>_1): New.
3321         (sync_lock_test_and_set<I12MODE>): New.
3322         (sync_lock_test_and_set<I12MODE>_1): New.
3323
3324 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
3325
3326         PR 21356
3327         PR 22332
3328         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3329
3330 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
3331
3332         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3333         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3334
3335 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
3336
3337         PR target/21656
3338         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3339
3340 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
3341
3342         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3343         memory_operand constraint.
3344         (store_conditional_<mode>): Same.
3345         (sync_compare_and_swap<mode>): Same.
3346         (sync_lock_test_and_set<mode>): Same.
3347
3348 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
3349
3350         Rewrite PIC support to more closely model actual instructions.
3351         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3352         (cris_symbol): Remove prototypes for removed functions.
3353         (cris_pic_symbol_type_of, cris_valid_pic_const)
3354         (cris_expand_pic_call_address): Prototypes for new functions.
3355         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3356         variable.
3357         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3358         modifiers.
3359         <case ':'>: Add case for new punctuation character.
3360         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3361         emitting (extra) PIC modifier.
3362         <case UNSPEC>: Do not assert for PLT.
3363         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3364         (cris_expand_prologue, cris_expand_epilogue): Check
3365         for pic_offset_table_rtx usage instead of taking
3366         current_function_uses_pic_offset_table as the final word.
3367         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3368         Remove flag_pic difference.
3369         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3370         the moral equivalents of...
3371         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3372         functions.
3373         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3374         (cris_handle_option): Mark ARG as unused.
3375         (cris_expand_pic_call_address): New worker function for "call",
3376         "call_value".
3377         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3378         output PIC constructs here.
3379         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3380         as symbol-specific modifers, not whole or part of operands.
3381         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3382         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3383         constants and flag_pic.
3384         (CONSTANT_INDEX_P): Adjust for new functions.
3385         (enum cris_pic_symbol_type): New helper type.
3386         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3387         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3388         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3389         define_constants.
3390         ("movsi"): Emit actual instructions for GOT and relative access.
3391         ("*movsi_got_load"): New pattern to set up the register holding
3392         the GOT pointer.
3393         ("*movsi_internal"): Operand 1 is not a plain general_operand.
3394         Adjust FIXME for 'S'.
3395         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3396         Use "movs" for -fpic cases.
3397         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3398         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3399         ("call", "call_value"): Just call cris_expand_pic_call_address for
3400         PIC addresses.
3401         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3402         Remove special pattern.
3403         ("*expanded_call_side", "*expanded_call_value_side"): New
3404         patterns.
3405         (gotplt-to-plt, gotplt-to-plt-side-call)
3406         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3407         peephole2:s.
3408         * config/cris/cris/predicates.md
3409         ("cris_general_operand_or_gotless_symbol"): Remove unused
3410         predicate.
3411         ("cris_general_operand_or_symbol"): Adjust for new functions.
3412
3413 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3414
3415         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3416
3417 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
3418
3419         * Makefile.in (TREE_H): Add treestruct.def.
3420         (c-decl.o): Add pointer-set.h
3421         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3422         visibility on regular DECL's.
3423         (merge_decls): Fix the copying of decl nodes of various types for
3424         the new structures.  Don't update RTL, section name, weak status,
3425         etc, on DECL's without RTL.
3426         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3427         Don't check volatile on non-variable types.
3428         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3429         to check whether we have seen arguments.
3430         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3431         flag is checked before field (flag is common, field is not).
3432         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
3433         TS_DECL_COMMON could have an origin.
3434         (add_location_or_const_value_attribute): Don't check section name
3435         on non-var/function decls.
3436         (dwarf2out_var_location): Reverse order of tests.
3437         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3438         with DECL_WRTL_CHECK.
3439         * expmed.c (make_tree): rtl is now in decl_with_rtl.
3440         * fold-const.c (fold_binary): Don't check weakness on
3441         non-var/function decls.
3442         (tree_expr_nonzero_p): Ditto.
3443         (fold_checksum_tree): Use tree_decl_extra as sizeof
3444         buffer.
3445         * ggc-page.c (extra_order_size_table): Add sizes for
3446         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
3447         tree_field_decl.
3448         * gimplify.c (gimplify_bind_expr): Only set
3449         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3450         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3451         without RTL.
3452         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3453         * langhooks.h (init_ts). New langhook.
3454         * passes.c (rest_of_decl_compilation): Reverse order of tests.
3455         * print-tree.c (print_node): Update to only print fields that
3456         exist in the structures the passed decl has.
3457         * toplev.c (wrapup_global_declarations): Don't reset
3458         DECL_DEFER_OUTPUT on DECL's that don't contain it.
3459         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3460         * tree-inline.c (remap_decl): Ditto.
3461         * tree-outof-ssa.c (create_temp): Reverse order of tests.
3462         * tree-pretty-print.c (print_declaration): Don't print
3463         DECL_REGISTER on things that don't contain it.
3464         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3465         non-var/function decls.
3466         * tree.c (tree_contains_struct): New structure.
3467         (init_priority_for_decl): New hashtable.
3468         (tree_int_map): New structure.
3469         (tree_int_map_eq): New function.
3470         (tree_int_map_marked_p): Ditto.
3471         (tree_int_map_hash): Ditto.
3472         (tree_map): Move to tree.h.
3473         (tree_map_eq): Externalize.
3474         (tree_map_hash): Ditto.
3475         (tree_map_marked_p): Ditto.
3476         (init_ttree): Set up tree_contains_struct and call langhook.
3477         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3478         (tree_code_size): Update for new structures.
3479         (tree_node_structure): Update for new structures.
3480         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3481         without the field.
3482         (copy_node_stat):  Copy init priority.
3483         (build_decl_stat): Ditto for visibility.
3484         (ts_enum_names): New.
3485         (tree_contains_struct_check_failed): New function.
3486         (decl_init_priority_lookup): Ditto.
3487         (decl_init_priority_insert): Ditto.
3488         * treestruct.def: New file.
3489         * tree.h (CODE_CONTAINS_STRUCT): New macro.
3490         (CONTAINS_STRUCT_CHECK): Ditto.
3491         (tree_contains_struct_check_failed): New prototype.
3492         (DECL_CHECK): Removed.
3493         (DECL_MINIMAL_CHECK): New.
3494         (DECL_COMMON_CHECK): Ditto.
3495         (DECL_WRTL_CHECK): Ditto.
3496         (DECL_NON_COMMON_CHECK): Ditto.
3497         (DECL_WITH_VIS_CHECK): Ditto.
3498         (VAR_OR_FUNCTION_DECL_P): Ditto
3499         (struct tree_decl_minimal): New structure.
3500         (struct tree_decl_common): Ditto.
3501         (struct tree_decl_with_rtl): Ditto.
3502         (struct tree_decl_with_vis): Ditto.
3503         (struct tree_decl_non_common): Ditto.
3504         (struct tree_field_decl): Ditto.
3505         (struct tree_parm_decl): Ditto.
3506         (struct tree_var_decl): Ditto.
3507         (struct tree_function_decl): Ditto.
3508         (struct tree_const_decl): Ditto.
3509         (struct tree_result_decl): Ditto.
3510         (union tree_node): Add new structures.
3511         * var-tracking.c (track_expr_p): Reverse order of tests.
3512
3513         * doc/c-tree.texi: Add documentation on DECL node internal structure.
3514
3515 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
3516
3517         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3518         * system.h: Poison FINALIZE_PIC.
3519         * doc/tm.texi (FINALIZE_PIC): Remove.
3520
3521 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3522
3523         PR tree-opt/22329
3524         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3525         to the correct type if we have a MODIFY_EXPR.
3526
3527 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
3528
3529         PR tree-optimization/22360
3530         * tree.c (upper_bound_in_type): Fix calculations for casting
3531         to a non-wider signed type and casting a signed value to a
3532         wider unsigned type.
3533         (lower_bound_in_type): Fix calculations for casting to a
3534         non-wider signed type.
3535
3536         PR tree-optimization/20139
3537         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3538         release_defs.
3539         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3540         fold_cond_expr_cond.
3541         * tree-ssanames.c (release_defs): Assert in_ssa_p.
3542         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3543
3544 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3545
3546         PR tree-opt/22356
3547         * tree-complex.c (expand_complex_libcall): Produce
3548         REALPART_EXPR/IMAGPART_EXPR with the correct type.
3549
3550 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
3551
3552         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3553         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3554         b" assert and inserted fastpath code for this case.
3555         (bitmap_ior): Removed "a != b" assert.
3556
3557 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3558
3559         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3560         (ENDFILE_SPEC): Likewise.
3561         * config/m32r/m32r.h (ASM_SPEC): Likewise.
3562
3563         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3564         a large stack frame at epilogue.
3565
3566 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
3567
3568         * final.c: Include sdbout.h when required.
3569
3570 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
3571
3572         * config.gcc (*-*-darwin*): Only one target-specific header file
3573         for generic darwin.
3574         (powerpc-*-darwin*): Add version-specific header files.
3575         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3576         * config.in: Regenerate.
3577         * configure: Regenerate.
3578         * gcc.c: Include xregex.h.
3579         (version_compare_spec_function): New.
3580         (spec_function): Add version-compare.
3581         (replace_outfile_spec_function): Reformat comment.
3582         (compare_version_strings): New.
3583         * config/darwin-c.c (version_as_macro): New.
3584         (builtin_define): New.
3585         (darwin_cpp_builtins): New.
3586         * config/darwin-protos.h (darwin_cpp_builtins): New.
3587         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3588         (LIB_SPEC): Make unconditional, update comment.
3589         (TARGET_C99_FUNCTIONS): Define.
3590         * config/darwin.opt: Sort.
3591         (mmacosx-version-min=): New.
3592         * config/darwin7.h: Delete.
3593         * config/darwin8.h: Delete.
3594         * config/i386/darwin.h (): Call darwin_cpp_builtins.
3595         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3596         (TARGET_C99_FUNCTIONS): Define.
3597         * config/rs6000/darwin7.h: New.
3598         * config/rs6000/darwin8.h: New.
3599         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3600         (-mmacosx-version-min): Document.
3601
3602 2005-07-07  Ian Lance Taylor  <ian@airs.com>
3603
3604         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3605
3606 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
3607
3608         PR middle-end/22239
3609         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3610
3611 2005-07-07  Khem Raj  <kraj@mvista.com>
3612
3613         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3614         in bytes, not words.
3615
3616 2005-07-07  Paul Brook  <paul@codesourcery.com>
3617
3618         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3619         DEFAULT_FUNCTION_ARG_PADDING to upward.
3620
3621 2005-07-07  Richard Henderson  <rth@redhat.com>
3622
3623         * function.c (locate_and_pad_parm): Record parameter alignment in
3624         stack_alignment_needed.
3625
3626 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
3627
3628         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3629         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3630         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3631         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3632         (define_attr "type"): Add isync, sync, load_l, store_c.
3633         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3634         Create scratch volatile MEM.
3635         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
3636         sync.
3637         (load_locked_<mode>): New.
3638         (store_conditional_<mode>): New.
3639         (sync_compare_and_swap<mode>): Replace with splitter.
3640         (sync_lock_test_and_set<mode>): Replace with splitter.
3641         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3642         and UNSPECV_ISYNC.
3643         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
3644         is ics.  Attribute isync.
3645         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
3646         lwsync.
3647         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3648         and UNSPECV_SYNC_OP.
3649         (emit_unlikely_jump): New.
3650         (emit_load_locked): New.
3651         (emit_store_conditional): New.
3652         (rs6000_split_compare_and_swap): New.
3653         (rs6000_split_lock_test_and_set): New.
3654         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3655         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3656         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3657         rs6000_split_lock_test_and_set): Declare.
3658         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3659         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3660         store_c, isync, sync.
3661
3662 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
3663
3664         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3665         filenames to gtyp-gen.h.
3666         (s-typ-gen): Use it in place of for loops.
3667
3668 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
3669
3670         * hooks.c (hook_bool_rtx_int_false): New function.
3671         * hooks.h (hook_bool_rtx_int_false): Declare.
3672         * target-def.h (TARGET_COMMUTATIVE_P): Define.
3673         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3674         * target.h (struct gcc_target): Add commutative_p member.
3675         * targhooks.c (hook_bool_rtx_commutative_p): New function.
3676         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3677         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3678         (pa_commutative_p): New function.
3679         * jump.c (target.h): Include.
3680         (rtx_renumbered_equal_p): Use targetm.commutative_p.
3681         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3682
3683 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3684
3685         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3686         (s390_expand_setmem): New.
3687         * config/s390/s390.c: Likewise.
3688         (print_shift_count_operand): Truncate to 12 bits instead of 6.
3689         Adapt comments.
3690         * config/s390/s390.md: ("setmem<mode>"): Accept character as
3691         general_operand.  Call new function "s390_expand_setmem".
3692         ("clrmem_long", "*clrmem_long"): Rewrite to ...
3693         ("setmem_long", "*setmem_long"): ... this.
3694
3695 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3696
3697         * config/s390/s390.c: (optimization_options): Enable
3698         TARGET_MVCLE at -Os.
3699         * doc/invoke.texi: Document changes in default behaviour.
3700         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3701
3702 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3703
3704         * expr.c: (set_storage_via_setmem): Convert opchar to mode
3705         defined by back-end.
3706
3707 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
3708
3709         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3710         all sets in the pattern.
3711         * config/rs6000/rs6000.md (stack_protect_testsi,
3712         stack_protect_testdi): Likewise.
3713
3714 2005-07-06  Jeff Law  <law@redhat.com>
3715
3716         * tree-vrp.c (simplify_using_ranges): Kill.
3717         (vrp_finalize): Remove call to simplify_using_ranges.
3718         (simplify_stmt_using_ranges): New function extracted from
3719         simplify_using_ranges.
3720         (simplify_div_or_mod_using_ranges): Likewise.
3721         (simplify_abs_using_ranges): Likewise.
3722         (simplify_cond_using_ranges): New function.
3723         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3724         * tree-ssa-propagate.c (substitute_and_fold): Call
3725         simplify_stmt_using_ranges if we have range information.
3726
3727 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
3728
3729         * config/ia64/ia64.c (ia64_reorg): Check optimize before
3730         ia64_flag_schedule_isns2.
3731
3732         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3733         reading/writing general registers.
3734         (ia64_function_arg): Revert 2005-06-18 change.
3735
3736 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
3737
3738         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3739         (legitimize_tls_address): Use gcc_unreachable instead of abort.
3740
3741 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
3742
3743         * function.c (expand_function_end): Revert part of 2005-06-27
3744         patch.  Do sjlj_emit_function_exit_after after return_label.
3745
3746 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
3747
3748         * doc/install.texi (--disable-libssp): New.
3749
3750 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
3751
3752         * doc/invoke.texi: Update -fforce-mem documentation.
3753         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3754         code for -fforce-mem.
3755         * expmed.c: (store_bit_field,store_fixed_bit_field,
3756         extract_bit_field): Ditto.
3757         * expr.c: (convert_move): Ditto.
3758         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3759         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3760         emit_conditional_add,expand_float,expand_fix): Ditto.
3761         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3762         (common_handle_option): Issue warning when -fforce-mem specified.
3763
3764 2005-07-06  Paul Brook  <paul@codesourcery.com>
3765
3766         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3767         argument is empty.
3768         * configure: Regenerate.
3769
3770 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
3771
3772         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3773
3774 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
3775
3776         Fix PR tree-optimization/22319
3777         Fix PR tree-optimization/22140
3778         Fix PR tree-optimization/22310
3779
3780         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3781         variable sized types.
3782         Use correct type for intermediate structure on *a = *b structure
3783         copies.
3784
3785 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
3786
3787         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3788         Remove.
3789         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3790         (machine_function): Move typedef to...
3791         * config/rs6000/rs6000.c (machine_function): ... here.  Add
3792         varargs_save_offset field.
3793         (rs6000_stack_t): Remove varargs_size field.
3794         (setup_incoming_varargs): Allocate varargs save area using
3795         assign_stack_local, try to make it as small as possible.
3796         Save offset from virtual_stack_vars_rtx to the save area
3797         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
3798         instead of magic 8 when fp word byte size is used.
3799         (rs6000_va_start): Use cfun->machine->varargs_save_offset
3800         instead of -RS6000_VARARGS_SIZE.
3801         (rs6000_stack_info, debug_stack_info,
3802         rs6000_initial_elimination_offset): Remove all traces of
3803         varargs_size.
3804         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3805         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3806         RS6000_VARARGS_AREA.
3807
3808 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
3809
3810         PR tree-optimization/21963
3811         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3812         constant_multiple_of in the same way get_computation_cost_at does.
3813
3814 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
3815
3816         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3817         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3818         (gen_compare_reg): If sparc_compare_emitted is set, clear it
3819         and return its previous value.
3820         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3821         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3822         constants.
3823         (stack_protect_set, stack_protect_test): New expanders.
3824         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3825         stack_protect_testdi): New insns.
3826         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3827         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3828
3829 2005-07-06  Jeff Law  <law@redhat.com>
3830
3831         * tree-ssa-dce.c (cfg_altered): New global.
3832         (tree_dce_init): Initialize cfg_altered.
3833         (remove_dead_stmt): If we remove an edge in the CFG, then set
3834         CFG_ALTERED.
3835         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3836         the dominators.
3837
3838 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
3839
3840         * Makefile.in (stamp-collect-ld): Use
3841         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
3842         ./collect-ld if it already exists.
3843         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3844         Don't remove ./nm if it already exists.
3845
3846 2005-07-05  Devang Patel  <dpatel@apple.com>
3847
3848         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3849         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3850         * tree-vectorizer.c (vect_loop_location): New.
3851         (vect_print_dump_info): Use vect_loop_location.
3852         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3853         (vectorize_loops): Set vect_loop_location.
3854         * tree-vect-analyze.c (vect_analyze_offset_expr,
3855         vect_determin_vectorization_factor, vect_analyze_operations,
3856         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3857         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3858         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3859         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3860         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3861         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3862         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3863         vect_analyze_loop): Adjust vect_print_dump_info API.
3864         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3865         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3866         vect_finish_stmt_generation, vectorizable_assignment,
3867         vectorizable_operation, vectorizable_store, vectorizable_load,
3868         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3869         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3870         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3871         vect_transform_loop): Same.
3872         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3873         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3874         Same.
3875
3876 2005-07-05  Randolph Chung  <tausq@debian.org>
3877
3878         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3879         * configure: Regenerate.
3880         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3881         (pa_tls_referenced_p): Declare.
3882         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3883         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3884         (legitimize_tls_address): New.
3885         (hppa_legitimize_address): Handle TLS addresses.
3886         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3887         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3888         (emit_move_sequence): Handle TLS addresses.
3889         (pa_encode_section_info): Call default handler to handle common
3890         sections.
3891         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3892         (CONSTANT_ADDRESS_P): Reject TLS operands.
3893         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3894         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3895         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3896         (UNSPEC_TLSLE): Define new constants.
3897         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3898         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3899         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3900         (tie_symbolic_operand, tle_symbolic_operand): New
3901
3902 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
3903
3904         * aclocal.m4: Update macros for autoconf 2.59 style.
3905         * configure.ac: Likewise.
3906
3907 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3908
3909         * pa.c (function_value): Handle small aggregates on 32-bit targets.
3910         (function_arg): Pass small aggregates in general registers on 32-bit
3911         targets.
3912         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3913
3914 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
3915
3916         * Makefile.in (final.o): Fix dependencies.
3917
3918 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
3919
3920         PR c/22013
3921         PR c/22098
3922         * langhooks.h (struct lang_hooks): Add expr_to_decl.
3923         * langhooks.c (lhd_expr_to_decl): New.
3924         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3925         New.
3926         (LANG_HOOKS_INITIALIZER): Update.
3927         * tree.c (recompute_tree_invarant_for_addr_expr): Call
3928         expr_to_decl langhook.
3929         * c-tree.h (c_expr_to_decl): Declare.
3930         * c-typeck.c (c_expr_to_decl): New.
3931         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3932         specially.
3933         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3934
3935 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
3936
3937         PR c/22308
3938         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3939         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3940
3941 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
3942
3943         * Makefile.in: Adjust dependencies.
3944         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3945         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3946         * alias.c (rest_of_handle_cfg, pass_cfg): New.
3947         * bb-reorder.c (duplicate_computed_gotos): Make it static.
3948         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3949         rest_of_compilation.
3950
3951         * bb-reorder.c (gate_duplicate_computed_gotos,
3952         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3953         rest_of_handle_reorder_blocks, pass_reorder_blocks,
3954         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3955         pass_partition_blocks): New.
3956         * bt-load.c (gate_handle_branch_target_load_optimize,
3957         rest_of_handle_branch_target_load_optimize,
3958         pass_branch_target_load_optimize): New.
3959         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3960         pass_jump2): New.
3961         * cfglayout.c (pass_insn_locators_initialize): New.
3962         * cfgrtl.c (pass_free_cfg): New.
3963         * combine.c (gate_handle_combine, rest_of_handle_combine,
3964         pass_combine): New.
3965         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3966         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3967         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3968         * except.c (pass_set_nothrow_function_flags,
3969         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3970         pass_rtl_eh): New.
3971         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3972         rest_of_handle_shorten_branches, pass_shorten_branches,
3973         rest_of_clean_state, pass_clean_state): New.
3974         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3975         rest_of_handle_remove_death_notes, pass_remove_death_notes,
3976         rest_of_handle_life, pass_life, rest_of_handle_flow2,
3977         pass_flow2): New.
3978         * function.c (pass_instantiate_virtual_regs, pass_init_function,
3979         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3980         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3981         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3982         pass_gcse): New.
3983         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3984         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3985         pass_rtl_ifcvt, gate_handle_if_after_combine,
3986         rest_of_handle_if_after_combine, pass_if_after_combine,
3987         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3988         pass_if_after_reload): New.
3989         * integrate.c (pass_initial_value_sets): New.
3990         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3991         pass_purge_lineno_notes): New.
3992         * mode-switching.c (rest_of_handle_mode_switching,
3993         pass_mode_switching): New.
3994         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3995         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3996         pass_loop2): New.
3997         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3998         pass_loop_optimize): New.
3999         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4000         pass_sms): New.
4001         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4002         pass_gcse2): New.
4003         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4004         pass_postreload_cse): New.
4005         * profile.c (gate_handle_profiling, pass_profiling,
4006         rest_of_handle_branch_prob, pass_branch_prob): New.
4007         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4008         pass_split_before_regstack, gate_handle_split_before_regstack,
4009         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4010         rest_of_handle_split_all_insns, pass_split_all_insns): New.
4011         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4012         pass_stack_regs): New.
4013         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4014         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4015         pass_stack_adjustments): New.
4016         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4017         pass_regrename): New.
4018         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4019         pass_delay_slots, gate_handle_machine_reorg,
4020         rest_of_handle_machine_reorg, pass_machine_reorg): New.
4021         * rtl.h (extern void purge_line_number_notes): New.
4022         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4023         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4024         pass_sched2): New.
4025         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4026         pass_tracer): New.
4027         * value-prof.c (gate_handle_value_profile_transformations,
4028         rest_of_handle_value_profile_transformations,
4029         pass_value_profile_transformations): New.
4030         * var-tracking.c (gate_handle_var_tracking,
4031         pass_variable_tracking): New.
4032         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4033
4034         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4035         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4036         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4037         rest_of_handle_old_regalloc, rest_of_handle_regrename,
4038         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4039         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4040         rest_of_handle_gcse2, rest_of_handle_regmove,
4041         rest_of_handle_tracer, rest_of_handle_if_conversion,
4042         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4043         rest_of_handle_web, rest_of_handle_branch_prob,
4044         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4045         rest_of_handle_jump_bypass, rest_of_handle_combine,
4046         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4047         rest_of_handle_gcse, rest_of_handle_loop_optimize,
4048         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4049         rest_of_handle_mode_switching, rest_of_handle_jump,
4050         rest_of_handle_eh, rest_of_handle_stack_adjustments,
4051         rest_of_handle_flow2, rest_of_handle_jump2,
4052         rest_of_handle_peephole2, rest_of_handle_postreload,
4053         rest_of_handle_shorten_branches, rest_of_clean_state,
4054         rest_of_compilation): Remove.
4055
4056         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4057         * passes.c (dump_flags, in_gimple_form, all_passes,
4058         all_ipa_passes, all_lowering_passes, register_one_dump_file,
4059         register_dump_files, next_pass_1, last_verified, execute_todo,
4060         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4061         from tree-optimize.c.
4062         (init_optimization_passes): Moved from tree-optimize.c,
4063         adding the RTL optimizations.
4064         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4065         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4066         all_ipa_passes, all_lowering_passes, register_one_dump_file,
4067         register_dump_files, next_pass_1, last_verified, execute_todo,
4068         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4069         init_tree_optimization_passes, ipa_passes): Delete.
4070         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4071         the RTL dumps.
4072         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4073         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4074         from tree.h.
4075         (ipa_passes): Remove.
4076         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4077         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4078         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4079         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4080         (dump_info_p, dump_flag): Moved to tree-dump.h.
4081
4082         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4083         cgraph.c, opts.c.
4084         * passes.c (finish_optimization_passes): Use dump_begin
4085         and dump_end, TDI_end.
4086         (gate_rest_of_compilation): New.
4087         (pass_rest_of_compilation): Use it.
4088         (gate_postreload, pass_postreload): New.
4089         * toplev.c (general_init): Rename init_tree_optimization_passes.
4090         * toplev.h (init_tree_optimization_passes): Rename to
4091         init_optimizations_passes.
4092         * tree-dump.c (dump_flag): Make static.
4093         (dump_files): Remove RTL dumps.
4094         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4095         pass_cleanup_cfg, pass_free_cfg_annotations,
4096         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4097         pass_init_datastructures, pass_fixup_cfg): Make non-static.
4098         * tree-pretty-print.c: Include tree-pass.h.
4099         * cgraph.c: Include tree-dump.h.
4100
4101 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
4102
4103         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4104         Only fall back to saying it points to readonly memory if
4105         we can't do better.
4106
4107 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4108
4109         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4110         * config/m32r/m32r.c (m32r_compute_frame_size,
4111         m32r_expand_prologue): Take current_function_profile into
4112         account whenever we reference
4113         current_function_uses_pic_offset_table.
4114         (m32r_finalize_pic): Remove.
4115         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4116
4117 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
4118
4119         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4120         instead of $<.  Don't remove ./as if it already exists.
4121
4122 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4123
4124         PR target/21723
4125         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4126         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4127         for complex modes when generating code for PA 1.0.
4128         (VALID_FP_MODE_P): New macro.
4129         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
4130         sets for all general and floating point modes.  Align wide floating
4131         point modes to even register boundaries to comply with architectural
4132         requirements.
4133         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4134         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4135         (VALID_FP_MODE_P): New macro.
4136         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
4137         sets for all general and floating point modes.  Align wide floating
4138         point modes to even register boundaries to comply with architectural
4139         requirements.
4140
4141 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4142
4143         * tree-dump.c (dump_files): Initialize dump number for .cgraph
4144         to 0.
4145
4146 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4147
4148         * tree-ssa-structalias.c: Don't include expr.h.
4149
4150 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4151
4152         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4153         comments.
4154
4155 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
4156
4157         Fix PR tree-optimization/22279
4158
4159         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4160         correct operator.
4161
4162 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
4163
4164         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4165
4166 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
4167
4168         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4169         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4170         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4171         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4172         config/stormy16/stormy16.c, config/v850/v850.c,
4173         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4174         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4175         Avoid "." or "\n" at end of diagnostics and capital letters at
4176         start of diagnostics.
4177         * combine.c, cse.c: Don't translate dump file output.
4178         * toplev.c (print_version): Only translate output if going to
4179         stderr.
4180
4181 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
4182
4183         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4184         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4185         typos.
4186
4187 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4188
4189         * pa.c (fix_range): Fix typo in comment.
4190
4191 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
4192
4193         * tree-vrp.c (extract_range_from_assert): Replace
4194         fold (build (...)) with fold_build2.
4195
4196 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4197
4198         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4199         gcc_gfc_char_table, init_dynamic_gfc_info): New.
4200         (format_types_orig, handle_format_attribute): Add support for
4201         format "gcc_gfc".
4202
4203 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4204
4205         * varasm.c (assemble_variable): Fix format specifier thinko.
4206
4207 2005-07-03  Ira Rosen  <irar@il.ibm.com>
4208
4209         PR tree-optimization/22029 (and 22135)
4210         * tree-pretty-print.c (dump_generic_node): Check that the node is not
4211         a phi node before calling dump_vops.
4212
4213 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4214
4215         * tree-dump.h (dump_string_field): Declare.
4216         * tree-dump.c: Use it instead of dump_string.
4217         (dump_string_field): Make non-static.
4218
4219 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
4220
4221         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4222         up the minimal CFG stuff always when optimize > 0.  Call
4223         split_all_insns_noflow in PIC case if needed.
4224
4225 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4226             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4227
4228         PR c++/18279
4229         * c-decl.c (c_write_global_declarations): Dump contents of
4230         external scope to.
4231         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4232         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4233         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4234         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4235         is enabled.
4236
4237 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
4238
4239         * c-common.h (GCC_DIAG_STYLE): Define.
4240         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
4241         version for format checking to 4.1.
4242         * c-format.c: Include toplev.h after c-common.h.
4243         (enum format_type): Add gcc_tdiag_format_type.
4244         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4245         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4246         (format_types_orig): Add gcc_tdiag.
4247         (init_dynamic_diag_info): Support gcc_tdiag formats.
4248         (handle_format_attribute): Likewise.
4249         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4250         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
4251         version for format checking to 4.1.
4252         (warning0, warning, error, pedwarn, sorry): Use
4253         ATTRIBUTE_GCC_DIAG.
4254         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4255         (finish_aliases_1): Do not use %qE.
4256         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4257         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4258         Correct format bugs.
4259         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4260         parameter to unsigned HOST_WIDE_INT.
4261         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4262
4263 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
4264
4265         PR middle-end/21742
4266         * expr.c (write_complex_part): Use adjust_address for MEM.
4267         (read_complex_part): Same.
4268
4269 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
4270
4271         Fix PR tree-optimization/22280
4272
4273         * tree-sra.c (generate_element_init): Remove useless loop.
4274
4275 2005-07-02  Richard Henderson  <rth@redhat.com>
4276
4277         * config/alpha/alpha.c (alpha_legitimize_address): Check for
4278         TLS_MODEL_NONE.
4279         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4280
4281 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
4282
4283         PR middle-end/14490
4284         * fold-const.c (fold_binary): Handle the return value of
4285         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4286         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4287
4288 2005-07-02  Jeff Law  <law@redhat.com>
4289
4290         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4291         a eliminate type conversion which feeds an equality comparison
4292         if the original type or either operand in the comparison is a
4293         function pointer.
4294
4295 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
4296
4297         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4298         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4299         texts.
4300         * config/avr/avr.c: Do not use '`' as left quote.
4301         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4302         Remove "." from end of diagnostics.  Make diagnostics start with
4303         lowercase letter.
4304
4305 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
4306             Joseph S. Myers  <joseph@codesourcery.com>
4307
4308         * toplev.c (default_tree_printer): Handle setting location with
4309         '+' flag.
4310         * c-objc.common.c (c_tree_printer): Likewise.
4311         * c-format.c (gcc_diag_flag_specs): Add '+'.
4312         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4313         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4314         formats.
4315         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4316         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4317         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4318         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4319         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4320         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
4321         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
4322         format arguments where %J is used without %D.
4323
4324 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
4325
4326         * gcc.c (LINK_SSP_SPEC): Define.
4327         (link_ssp_spec): New variable.
4328         (LINK_COMMAND_SPEC): Add %(link_ssp).
4329         (static_specs): Add link_ssp_spec.
4330         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4331         * configure: Rebuilt.
4332         * config.in: Rebuilt.
4333
4334         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4335         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4336         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4337         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4338         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4339         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4340         -0x7008(2) instead of reading __stack_chk_guard variable.
4341         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4342         number.
4343         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4344         (stack_protect_set, stack_protect_test): Use *_tls* patterns
4345         if TARGET_THREAD_SSP_OFFSET is defined.
4346         (stack_tls_protect_set_si, stack_tls_protect_set_di,
4347         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4348
4349         Revert:
4350         2005-06-27  Richard Henderson  <rth@redhat.com>
4351         * libgcc-std.ver (GCC_4.1.0): New.
4352         * libgcc.h (__stack_chk_guard): Declare.
4353         (__stack_chk_fail, __stack_chk_fail_local): Declare.
4354         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4355         * mklibgcc.in (lib2funcs): Add them.
4356
4357 2005-07-01  Richard Henderson  <rth@redhat.com>
4358
4359         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4360         void * before struct sigcontext *.
4361         (x86_fallback_frame_state): Likewise.
4362
4363 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
4364
4365         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4366
4367 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
4368
4369         PR tree-opt/22269
4370         * tree-ssa-reassoc.c (should_transpose): Fix which operand
4371         we check for SSA_NAME for.
4372
4373 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
4374
4375         Fix PR tree-optimization/22071
4376
4377         * tree-ssa-structalias.c (offset_overlaps_with_access): New
4378         function.
4379         (get_constraint_for_component_ref): Use it.
4380
4381 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
4382
4383         PR other/22264
4384         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4385         print out the last new line.
4386
4387 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
4388
4389         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4390         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4391         * config/cris/cris.c (cris_conditional_register_usage): Adjust
4392         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4393         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4394         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4395         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4396         (enum reg_class): New member CC0_REGS.
4397         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4398         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4399         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4400         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4401         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4402         Adjust for register now described.
4403
4404 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
4405
4406         PR target/22262
4407         * config/i386/i386.md (stack_protect_test_si,
4408         stack_protect_test_di): Add earlyclobber for scratch 3.
4409         * config/rs6000/rs6000.md (stack_protect_testsi,
4410         stack_protect_testdi): Add earlyclobber for scratch 3,
4411         remove earlyclobber from scratch 4.
4412
4413 Older entries for 2005 can be found in ChangeLog-2005.