gcc/ChangeLog

   1 2005-08-20  Jakub Jelinek  <jakub@redhat.com>
   2
   3         * tree-pass.h (TDF_GRAPH): Define.
   4         * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
   5         * passes.c (finish_optimization_passes): Only call
   6         finish_graph_dump_file if TDF_GRAPH is set.
   7         (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
   8         NULL.  Set TDF_GRAPH bit.
   9         (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
  10
  11 2005-08-20  Richard Earnshaw  <richard.earnshaw@arm.com>
  12
  13         * arm.h (arm_stack_offsets): Add locals_base field.
  14         * arm.c (arm_get_frame_offsets): Compute it.
  15         (thumb_compute_initial_elimination offset): Make the Thumb frame
  16         pointer point to the base of the local variables.
  17         (thumb_expand_prologue): Update accordingly.
  18         (thumb_expand_epilogue): Likewise.
  19
  20         * arm.md (thumb_movhi_clobber): Make this insn a define_expand.  Change
  21         mode of clobbered scratch to DImode.  Handle a case that's known to
  22         need this.
  23
  24 2005-08-19  David Edelsohn  <edelsohn@gnu.org>
  25
  26         * config/rs6000/rs6000.md (gt0<mode>): Delete.
  27         (gt0<mode>_compare): Delete.
  28         (neg_gt0<mode>): Delete.
  29
  30 2005-08-19  Eric Christopher  <echristo@apple.com>
  31
  32         * optabs.h: Change CTI_ to COI_.
  33         * optabs.c: Ditto.
  34
  35 2005-08-19  James E Wilson  <wilson@specifix.com>
  36
  37         * builtins.c (expand_builtin_return_addr): Set
  38         current_function_accesses_prior_frames when count != 0.  Use
  39         frame_pointer_rtx when count == 0.
  40         * function.h (struct function): Add accesses_prior_frames field.
  41         (current_function_accesses_prior_frames): Define.
  42         * reload1.c (init_elim_table): Check
  43         current_function_accesses_prior_frames.
  44         * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
  45
  46 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
  47
  48         * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
  49         indicator.  Return true if the flowgraph changed during
  50         cleanup.
  51
  52 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
  53
  54         PR 23476
  55         * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
  56         conditional expression before testing its value.
  57
  58 2005-08-19  Diego Novillo  <dnovillo@redhat.com>
  59
  60         * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
  61
  62 2005-08-19  Devang Patel  <dpatel@apple.com>
  63
  64         PR tree-optimization/23048
  65         * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
  66         third parameter. Check whether latch is dominated by exit
  67         block or not.
  68         (if_convertible_loop_p): Supply exit block itself to
  69         if_convertible_bb_p.
  70
  71 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
  72
  73         PR target/23473
  74         * arm.md (arm_load_pic_register): Change argument to the mask of
  75         saved registers.  Call thumb_find_work_register if we need a
  76         scratch register on Thumb.
  77         (arm_expand_prologue): Pass empty register set to
  78         arm_load_pic_register.
  79         (thumb_expand_prologue): Pass live_regs_mask directly to
  80         arm_load_pic_register.
  81         * arm-protos.h (arm_load_pic_register): Update prototype.
  82
  83 2005-08-19  J"orn Rennecke <joern.rennecke@st.com>
  84
  85         * sh.c (find_sole_member): New function.
  86         (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
  87         if the record's alignment is larger than the size of its only member.
  88
  89 2005-08-19  Richard Earnshaw  <richard.earnshaw@arm.com>
  90
  91         PR target/23436
  92         * arm.c (thumb_legitimize_reload_address): New function.
  93         * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
  94         * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
  95
  96 2005-08-19  Paul Woegerer  <paul.woegerer@nsc.com>
  97
  98         * config/crx/crx.c: Implement crx_decompose_address. Reject
  99         symbolic displacements since CRX register relative adressing
 100         mode can't handle unsigned 32-bit values as displacements.
 101         * config/crx/crx.h: Simplify definitions, remove redundant
 102         parenthesis and obsolete macros.
 103         * config/crx/crx.opt: Add new switch for debugging addresses.
 104         * config/crx/crx-protos.h: Add new declarations for above.
 105
 106 2005-08-19  Andrew Pinski  <pinskia@physics.uc.edu>
 107
 108         PR middle-end/20624
 109         * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
 110         looking past it.
 111
 112 2005-08-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 113
 114         * collect2.c (dup2): Delete.
 115         * configure.ac: Don't check for dup2.
 116
 117         * config.in, configure: Regenerate.
 118
 119 2005-08-18  J"orn Rennecke <joern.rennecke@st.com>
 120
 121         * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
 122         record with the type of its only member.
 123
 124 2005-08-18  David Edelsohn  <edelsohn@gnu.org>
 125
 126         * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
 127         define_insn_and_split.
 128         (plus_ltu<mode>_compare): Same.
 129         (gtu<mode>_compare): Same.
 130         (plus_gtu<mode>_compare): Same.
 131
 132 2005-08-18  Dorit Nuzman  <dorit@il.ibm.com>
 133
 134         PR tree-optimization/22228
 135         * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
 136         todo_flags_start.
 137         * tree-vect-transform.c (vect_transform_loop): Mark the variables that
 138         are recorded in vect_vnames_to_rename for renaming.
 139         * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
 140         (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
 141         in vect_vnames_to_rename.
 142         (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
 143         * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
 144
 145 2005-08-18  Jan Hubicka  <jh@suse.cz>
 146
 147         PR c++/22034
 148         * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
 149         info only for local statics, not for member variables.
 150
 151 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 152
 153         * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
 154
 155 2005-08-18  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 156
 157         * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
 158
 159 2005-08-18  Andrew Pinski  <pinskia@physics.uc.edu>
 160
 161         PR middle-end/16045
 162         * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
 163
 164 2005-08-17  James E Wilson  <wilson@specifix.com>
 165
 166         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
 167         array size check.
 168
 169 2005-08-17  David Edelsohn  <edelsohn@gnu.org>
 170
 171         * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
 172         (leu<mode>_compare): Same.
 173         (plus_leu<mode>): Same.
 174         (neg_leu<mode>): Same.
 175         (and_neg_leu<mode): Same.
 176         (ltu<mode>_compare): Same.
 177         (plus_ltu<mode>): Same.
 178         (geu<mode>): Same.
 179         (geu<mode>_compare): Same.
 180         (plus_geu<mode>): Same.
 181         (neg_geu<mode>): Same.
 182         (and_neg_geu<mode>): Same.
 183         (plus_gt<mode>): Same.
 184         (gtu<mode>_compare): Same.
 185         (plus_gtu<mode>): Same.
 186
 187 2005-08-17  Erik Christiansen  <erik@dd.nec.com.au>
 188
 189         * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
 190         Move call_table_data to end.  Delete spurious .text.
 191         (callt_save_all_interrupt): Fix comment typo.
 192
 193 2005-08-17  James E Wilson  <wilson@specifix.com>
 194             Kevin Winchester  <winchester@amirix.com>
 195
 196         PR target/21684
 197         * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
 198
 199 2005-08-17  Uros Bizjak  <uros@kss-loka.si>
 200
 201         PR target/23268
 202         * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
 203         ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
 204
 205 2005-08-17  J"orn Rennecke <joern.rennecke@st.com>
 206
 207         * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
 208         record with the type of its only member if the modes don't match.
 209
 210         * varasm.c (decode_reg_name): Skip empty additional register names.
 211
 212 2005-08-16  Zdenek Dvorak  <dvorakz@suse.cz>
 213
 214         * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
 215         lsm_tmp_name_length): New.
 216         (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
 217         (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
 218
 219 2005-08-16  Ulrich Weigand  <Ulrich.Weigand@de.ibm.com>
 220             Andreas Krebbel  <krebbel1@de.ibm.com>
 221
 222         * config.gcc: Added z9-109 switch.
 223         * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
 224         "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
 225         "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
 226         "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
 227         "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
 228         for "z9_109" cpu attribute.
 229         * config/s390/s390.c (z9_109_cost): New processor cost structure.
 230         (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
 231         (s390_handle_arch_option): Added z9-109 switch.
 232         (override_options): Set respective cost function for z9-109.
 233         (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
 234         (legitimate_reload_constant_p): Accept extended immediates.
 235         (print_operand): Three new output modifiers added: k, m and o.
 236         (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
 237         (s390_output_mi_thunk): Use extended immediate when possible.
 238         * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
 239         (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
 240         (CONSTRAINT_LEN): Added length of O constraint.
 241         (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
 242         * config/s390/s390.md ("cpu"): New value z9_109 added.
 243         ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
 244         "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
 245         "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
 246         "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
 247         "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
 248         ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
 249         "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
 250         "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
 251         ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
 252         "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
 253         "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
 254         "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
 255         "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
 256         "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
 257         "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
 258         immediates.
 259         ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
 260         "zero_extend<mode>si2"): Allow memory operands and don't manually emit
 261         insns for TARGET_EXTIMM.
 262
 263 2005-08-17  Andreas Krebbel  <krebbel1@de.ibm.com>
 264
 265         * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
 266
 267 2005-08-17  Nick Clifton  <nickc@redhat.com>
 268
 269         * config/stormy16/stormy16.c (xstormy16_encode_section_info):
 270         Call default_encode_section_info.
 271
 272 2005-08-17  Steven Bosscher  <stevenb@suse.de>
 273
 274         PR tree-optimization/21574
 275         * tree-ssa-ccp.c (likely_value): If the right hand side is a
 276         constant, return CONSTANT.
 277         (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
 278         (ccp_fold, visit_assignment): Likewise.
 279         (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
 280
 281 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
 282
 283         * c-typeck.c (build_function_call): Call fold_buildN_initializer or
 284         fold_buildN instead of buildN then fold_initializer or fold.
 285         (build_unary_op): Likewise.
 286         (build_binary_op): Likewise.
 287         * fold-const.c (fold_initializer): Remove.
 288         (fold_build1_initializer): New function.
 289         (fold_build2_initializer): New function.
 290         (fold_build3_initializer): New function.
 291         * tree.h (fold_initializer): Remove.
 292         (fold_build1_initializer): New function.
 293         (fold_build2_initializer): New function.
 294         (fold_build3_initializer): New function.
 295
 296 2005-08-16  James A. Morrison  <phython@gcc.gnu.org>
 297
 298         * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
 299         (try_move_mult_to_index): Call fold_build2 instead of build2.
 300         (fold_binary): Don't call fold after calls to try_move_mult_to_index.
 301         * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
 302         fold_binary_to_constant.
 303         (infer_loop_bounds_from_undefined): Call fold_build2 instead of
 304         fold (build.
 305         * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
 306         check if A == gcd (A, B).  Remove TYPE argument.
 307         (analyze_offset) Use fold_build2 instead of fold (build.
 308         (create_data_ref): Likewise.
 309         (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
 310         * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
 311         then fold.
 312
 313 2005-08-17  Kelley Cook  <kcook@gcc.gnu.org>
 314
 315         * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
 316         ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
 317
 318 2005-08-16  Andrew Pinski  <pinskia@physics.uc.edu>
 319
 320         PR tree-opt/23402
 321         * gimplify.c (zero_sized_type): New function.
 322         (gimplify_modify_expr_rhs): If we have a zero sized type,
 323         replace the statement with an empty statement.
 324
 325 2005-08-16  H.J. Lu  <hongjiu.lu@intel.com>
 326
 327         * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
 328         fxsave.
 329
 330 2005-08-16  Ian Lance Taylor  <ian@airs.com>
 331
 332         * doc/tm.texi (Label Output): Correct typo.
 333
 334 2005-08-16  Steven Bosscher  <stevenb@suse.de>
 335
 336         PR target/23376
 337         * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
 338         force_operand will work later on using have_insn_for.
 339
 340 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 341
 342         * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
 343
 344 2005-08-16  Ian Lance Taylor  <ian@airs.com>
 345
 346         PR c++/23337
 347         * gimplify.c (gimplify_init_ctor_eval): If we see an element of
 348         vector type, don't try to construct it element by element.  Add an
 349         assertion that we use a FIELD_DECL when building a COMPONENT_REF.
 350
 351 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 352
 353         * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
 354
 355 2005-08-16  Geoffrey Keating  <geoffk@apple.com>
 356
 357         * doc/invoke.texi (Precompiled Headers): Document some more options
 358         which are known to be safe.
 359
 360 2005-08-16  James E Wilson  <wilson@specifix.com>
 361
 362         PR tree-optimization/21105
 363         * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
 364         TREE_OVERFLOW check.
 365
 366 2005-08-16  David Edelsohn  <edelsohn@gnu.org>
 367
 368         * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
 369         (neg_ltu<mode>): Same.
 370         (gtu<mode>): Same.
 371         (neg_gtu<mode>): Same.
 372
 373 2005-08-16  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 374
 375         * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
 376         (fold_builtin_isdigit): Use fold_buildN.
 377         (build_function_call_expr): Likewise.
 378         * c-typeck.c (c_finish_loop): Likewise.
 379
 380 2005-08-16  J"orn Rennecke <joern.rennecke@st.com>
 381             Richard Shann <rshann@superh.com>
 382
 383         PR middle-end/20396:
 384         * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
 385
 386 2005-08-16  Sebastian Pop  <pop@cri.ensmp.fr>
 387
 388         * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
 389
 390 2005-08-15  Richard Earnshaw  <richard.earnshaw@arm.com>
 391
 392         PR target/23355
 393         * arm.c (thumb_compute_save_reg_mask): Use similar logic to
 394         arm_compure_save_reg0_reg12_mask to determine when the PIC register
 395         must be saved.
 396
 397 2005-08-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 398
 399         PR middle-end/23369
 400         * fold-const.c (build_range_check): Disable optimization for function
 401         pointer expressions on targets that require function pointer
 402         canonicalization.
 403
 404 2005-08-15  Ulrich Weigand  <uweigand@de.ibm.com>
 405
 406         * simplify-rtx.c (simplify_const_relational_operation): When
 407         extracting arguments of a COMPARE, recompute the mode as well.
 408
 409 2005-08-15  Ian Lance Taylor  <ian@airs.com>
 410
 411         * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
 412
 413 2005-08-15  DJ Delorie  <dj@redhat.com>
 414
 415         * config/m32c/mov.md (movqi_op): Immediates can't be moved to
 416         the stack.
 417         (movsi_splittable): Allow, but split, moves to the stack.
 418         * config/m32c/m32c.c (m32c_split_move): Always split moves to the
 419         stack.
 420
 421 2005-08-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 422
 423         * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
 424         * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
 425         * system.h (HOST_PTR_PRINTF): Don't define, poison it.
 426
 427         * bitmap.c, c-decl.c, config/i386/i386-interix.h,
 428         config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
 429         Delete HOST_PTR_PRINTF.
 430
 431         * configure, config.in: Regenerate.
 432
 433 2005-08-15  David Edelsohn  <edelsohn@gnu.org>
 434
 435         * config/rs6000/rs6000.md (QHSI): New mode macro.
 436         (wd): Extend mode attr for QImode and HImode
 437         (dbits): New mode attr.
 438         (zero_extend<mode>di2): Convert to mode macro.
 439
 440 2005-08-15  Steve Ellcey  <sje@cup.hp.com>
 441
 442         PR target/21841
 443         * doc/invoke.texi (-mgnu-ld): Update description.
 444         (-mhp-ld): Ditto.
 445
 446 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
 447
 448         PR 23391
 449         * Makefile.in (tree-chrec.o): Depends on real.h.
 450         * tree-chrec.c: Include real.h.
 451         (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
 452         chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
 453         * tree-scalar-evolution.c (add_to_evolution_1,
 454         interpret_rhs_modify_expr): Ditto.
 455
 456 2005-08-15  Sebastian Pop  <pop@cri.ensmp.fr>
 457
 458         PR 23386
 459         * tree-data-ref.c (estimate_niter_from_size_of_data): When
 460         step is negative compute the estimation from init downwards to zero.
 461
 462 2005-08-14  James A. Morrison  <phython@gcc.gnu.org>
 463
 464         * fold-const (fold_binary): Call fold_build2 instead of fold (build.
 465
 466 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
 467
 468         * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
 469         constraint.
 470         (legitimate_reload_constant_p): Fix handling of lliXX operands.
 471         Accept double-word constants that can be split.
 472         * config/s390/s390.md ("movti"): Use 'P' constraint.
 473         ("*movdi_31", "*movdf_31"): Likewise.
 474
 475 2005-08-14  Daniel Berlin  <dberlin@dberlin.org>
 476
 477         Fix PR tree-optimization/22615
 478
 479         * tree-ssa-structalias.c (solution_set_add): Handle
 480         first_vi_for_offset returning NULL.
 481         (do_da_constraint): Ditto.
 482         (do_sd_constraint): Ditto.
 483         (do_ds_constraint): Ditto
 484         (find_func_aliases): Ditto.
 485         (build_constraint_graph): RHS is allowed be ANYTHING.
 486         (first_vi_for_offset): Return NULL if we couldn't find anything at
 487         the offset.
 488
 489 2005-08-14  Ulrich Weigand  <uweigand@de.ibm.com>
 490
 491         * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
 492         over memory as first operand.
 493
 494 2005-08-14  H.J. Lu  <hongjiu.lu@intel.com>
 495
 496         PR target/23360
 497         * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
 498         available for setting it.
 499
 500 2005-08-14  Ira Rosen  <irar@il.ibm.com>
 501
 502         PR tree-optimization/23320
 503         * tree-data-ref.c (base_addr_differ_p): Add comment. Check
 504         data-refs' types instead of base object nullness. Add check for
 505         pointer type data-refs before first location comparison. Remove
 506         assert.
 507
 508 2005-08-14  Andreas Schwab  <schwab@suse.de>
 509
 510         * doc/md.texi (Machine Constraints): Fix misplaced @end table.
 511
 512 2005-08-13  James E Wilson  <wilson@specifix.com>
 513
 514         * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
 515         * doc/invoke.texi (-Wstack-protector, -fstack-protector,
 516         -fstack-protector-all, --param ssp-buffer-size): Document.
 517         (-Wvariadic-macros): Alphabetize.
 518         (-fsched-stalled-insns-dep): Add missing 'f'.
 519
 520         * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
 521         macros.
 522
 523 2005-08-13  David Edelsohn  <edelsohn@gnu.org>
 524
 525         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
 526         or indirect address operand.
 527         (EXTRA_ADDRESS_CONSTRAINT): New.
 528         * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
 529
 530 2005-08-13  Sebastian Pop  <pop@cri.ensmp.fr>
 531
 532         PR tree-optimization/22236
 533         * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
 534         successors and predecessors.
 535         * tree-chrec.c (chrec_convert): Before converting, check that
 536         sequences don't wrap.
 537         * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
 538         (analyze_array): Extern.
 539         (find_data_references_in_loop): Remove call to
 540         compute_estimated_nb_iterations.
 541         * tree-data-ref.h (analyze_array): Declared.
 542         * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
 543         single_ssa_def_operand, zero_ssa_operands): Fix documentation.
 544         * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
 545         * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
 546         condition.
 547         * tree-ssa-loop-ivcanon.c: Fix documentation.
 548         * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
 549         * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
 550         (infer_loop_bounds_from_undefined): New.
 551         (estimate_numbers_of_iterations_loop): Use
 552         infer_loop_bounds_from_undefined.
 553         (used_in_pointer_arithmetic_p): New.
 554         (scev_probably_wraps_p): Pass an extra parameter.  Call
 555         used_in_pointer_arithmetic_p.  Check that AT_STMT is not null.
 556         (convert_step): Fix documentation.
 557         * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
 558         Use initial_condition_in_loop_num and evolution_part_in_loop_num
 559         instead of CHREC_LEFT and CHREC_RIGHT.  Adjust the call to
 560         scev_probably_wraps_p.
 561
 562 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
 563
 564         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
 565         (s390_register_info): Ignore clobbered_regs information for fixed
 566         registers, and only fixed registers.
 567         (s390_init_frame_layout): Remove redundant call.
 568
 569 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
 570
 571         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
 572         description of -Wold-style-casts.
 573
 574 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 575             Jakub Jelinek  <jakub@redhat.com>
 576
 577         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
 578         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
 579         * config/s390/s390.c (print_operand): New output modifier 'G' added.
 580         (get_thread_pointer): Renamed to s390_get_thread_pointer.
 581         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
 582         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
 583         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
 584         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
 585         ("stack_protect_set", "stack_protect_test"): New expanders.
 586         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
 587         "stack_protect_testdi"): New insn definitions.
 588
 589 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 590
 591         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
 592
 593 2005-08-12  Paul Brook  <paul@codesourcery.com>
 594
 595         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
 596
 597 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 598
 599         * config/s390/predicates.md (setmem_operand): New predicate.
 600         (shift_count_operand): Accept ANDs with special constants as
 601         operand.
 602         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
 603         with special constants.
 604         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
 605         shift_count_operand with setmem_operand.
 606
 607 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 608
 609         * config/s390/s390.c (s390_extract_part, s390_single_part):
 610         Type cast added.
 611         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
 612         (s390_output_mi_thunk): Don't use lg on 31 bit.
 613         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
 614         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
 615
 616 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 617
 618         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
 619         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
 620         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
 621         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
 622         with one of the new macros.
 623
 624 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
 625
 626         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
 627         Don't set save_return_addr_p.
 628         (s390_register_info): Make clobbered_regs not depending on
 629         save_return_addr_p.
 630
 631 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
 632
 633         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
 634         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
 635
 636 2005-08-11  James E. Wilson  <wilson@specifix.com>
 637
 638         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
 639
 640 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
 641
 642         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
 643         locations gathered by var-tracking in single entry loc_list
 644         over loc_descriptor_from_tree.
 645
 646         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
 647         pass it down to loc_descriptor.
 648         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
 649         (containing_function_has_frame_base): Move earlier in the file.
 650         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
 651         instead of always assuming fbreg can't be used.
 652
 653 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
 654
 655         * config/rs6000/altivec.md: Change constraint "m" to "Z".
 656         * config/rs6000/predicates.md (indexed_or_indirect_operand):
 657         Accept address wrapped in AND for Altivec.
 658         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
 659         Strip AND wrapping offset address for Altivec.
 660
 661 2005-08-11  Richard Henderson  <rth@redhat.com>
 662
 663         PR middle-end/23312
 664         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
 665         before using TYPE_IS_SIZETYPE.
 666
 667 2005-08-11  Richard Henderson  <rth@redhat.com>
 668
 669         PR target/22225
 670         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
 671         insn types not present on ev4.
 672         (alphaev5_insn_pipe): Similarly.
 673
 674 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
 675
 676         PR target/23250
 677         * arm.c (arm_override_options): If the user has selected callee-super-
 678         interworking, then enable normal interworking.
 679
 680 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
 681
 682         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
 683         redefinition.
 684
 685 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
 686
 687         * doc/rtl.texi: Fix two typos.
 688
 689 2005-08-11  Richard Guenther  <rguenther@suse.de>
 690
 691         PR target/23289
 692         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
 693         cases where we call to/from functions returning void.
 694
 695 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
 696
 697         PR c++/23225
 698         * tree.c (build_pointer_type_for_mode): Robustify.
 699
 700 2005-08-10  James E Wilson  <wilson@specifix.com>
 701
 702         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
 703         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
 704
 705         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
 706         "cum->".
 707
 708 2005-08-10  Eric Christopher  <echristo@apple.com>
 709
 710         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
 711         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
 712         V2DFmode.
 713
 714 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
 715
 716         PR target/21887
 717         * config/darwin.c (machopic_indirect_data_reference): Use a new register
 718         for the high part when generating dynamic-no-pic code.
 719
 720 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
 721
 722         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
 723         (x86_64-*-linux*): Likewise.
 724
 725         * config/i386/crtfastmath.c: New file.
 726         * config/i386/t-crtfm: Likewise.
 727
 728         * config/i386/linux.h (ENDFILE_SPEC): New.
 729         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
 730
 731         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
 732         crtfastmath.o.
 733
 734 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
 735
 736         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
 737         (vec_shl, vec_shr): Document new operations.
 738         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
 739
 740 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
 741
 742         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
 743         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
 744         change predicate to indexed_or_indirect_address.
 745
 746 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
 747
 748         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
 749         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
 750         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
 751         and __aeabi_uwrite8.
 752         * config/arm/unaligned-funcs.c: New file.
 753         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
 754
 755 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
 756
 757         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
 758         Add dump.
 759         * cfglayout.c (pass_insn_locators_initialize): Add dump.
 760         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
 761         Add dump.
 762         * except.c (pass_convert_to_eh_region_ranges): Add dump.
 763         * final.c (pass_shorten_branches): Add dump.
 764         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
 765         (pass_life): Rename dump.
 766         (rest_of_handle_flow2): Remove initial verify_flow_info.
 767         * function.c (pass_instantiate_virtual_regs): Add dump.
 768         * integrate.c (pass_initial_value_sets): Add dump.
 769         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
 770         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
 771         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
 772         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
 773         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
 774         gate_rtl_unrool_and_peel_loops): New.
 775         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
 776         rtl_doloop): Do not look at flags.
 777         * mode-switching.c (pass_mode_switching): Add dump.
 778         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
 779         pass_split_before_regstack): Add dump.
 780         * regmove.c (pass_stack_adjustments): Add dump.
 781         * tree-optimize.c (pass_fixup_cfg): Add dump.
 782
 783 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
 784
 785         PR 23309
 786         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
 787         deciding which instruction sequence to use.
 788
 789 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
 790
 791         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
 792         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
 793
 794 2005-08-09  Richard Guenther  <rguenther@suse.de>
 795
 796         * c-common.c (builtin_function_2): Remove.
 797         (def_builtin_1): New function.
 798         (c_common_nodes_and_builtins): Use def_builtin_1 to
 799         build builtin functions.
 800
 801 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
 802
 803         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
 804         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
 805         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
 806         Visual DSP.
 807
 808 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
 809
 810         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
 811         fold_binary instead of fold_build2 since we don't care about the
 812         resulting tree.
 813         (loop_niter_by_eval): Likewise.
 814         (compare_trees): Likewise.
 815         (proved_non_wrapping_p): Likewise.
 816
 817 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
 818
 819         PR c/23161
 820         PR c/23165
 821         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
 822         if the if is really empty.
 823
 824 2005-08-09  Steven Bosscher  <stevenb@suse.de>
 825
 826         PR tree-optimization/23234
 827         * tree-ssa-math-opts.c (place_reciprocal): New enum.
 828         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
 829         argument of the new enum.
 830         (execute_cse_reciprocals): Add reciprocals for function arguments
 831         on the unique successor edge of the entry block.  Update other calls
 832         to execute_cse_reciprocals_1.
 833
 834 2005-08-08  Richard Henderson  <rth@redhat.com>
 835
 836         PR 22439
 837         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
 838
 839 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
 840
 841         * expr.c (write_complex_part): Return after handling MEM.
 842
 843 2005-08-08  Josh Conner  <jconner@apple.com>
 844
 845         PR rtl-optimization/23241
 846         * combine.c (simplify_comparison): Fix error in determining
 847         whether to lift a subreg from comparison.
 848
 849 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
 850
 851         PR target/18506
 852         * config/rs6000/altivec.md (vec_init<mode>): New.
 853         (vec_set<mode>): New.
 854         (vec_extract<mode>): New.
 855         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
 856         (rs6000_expand_vector_set): New.
 857         (rs6000_expand_vector_extract): New.
 858         (rs6000_legitimate_offset_address_p): Offset addresses are valid
 859         for Altivec modes before reload.
 860         (altivec_expand_vec_init_builtin): New.
 861         (get_element_number): New.
 862         (altivec_expand_vec_set_builtin): New.
 863         (altivec_expand_vec_ext_builtin): New.
 864         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
 865         builtins.
 866         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
 867         builtins.
 868         * config/rs6000/rs6000.h (rs6000_builtins): Add
 869         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
 870         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
 871         * config/rs6000/rs6000-protos.h: Declare new functions.
 872
 873 2005-08-08  Jan Hubicka  <jh@suse.cz>
 874
 875         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
 876         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
 877         * i386.md (movdi*): Use pic_32bit_operand.
 878         * predicates.md (pic_32bit_operand): New.
 879
 880 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
 881
 882         PR c++/21166
 883         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
 884
 885 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
 886
 887         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
 888         (test_for_singularity): Use fold_build2.
 889
 890 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 891
 892         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
 893
 894 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
 895
 896         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
 897         (COMMON_ASM_OP) Define.
 898         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
 899         (ix86_encode_section_info): Likewise.
 900         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
 901         SUBTARGET_ENCODE_SECTION_INFO.
 902
 903 2005-08-06  Richard Henderson  <rth@redhat.com>
 904
 905         PR 21894
 906         * tree-nested.c (convert_local_reference): Save and restore val_only
 907         around component_ref and friends.  Clear walk_subtrees by default.
 908
 909 2005-08-06  Peter O'Gorman  <peter@pogma.com>
 910
 911         PR 21366
 912         * gcc.c (process_command): Check the argument to -b has a dash.
 913         * doc/invoke.texi: Update -b and -V docs.
 914
 915 2005-08-06  James E Wilson  <wilson@specifix.com>
 916
 917         * config/mips/cross64.h, config/mips/t-cross64: Delete.
 918
 919 2005-08-06  Michael Matz  <matz@suse.de>
 920
 921         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
 922         member only if only one insn is associated with the value.
 923
 924 2005-08-06  Nick Clifton  <nickc@redhat.com>
 925
 926         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
 927         New define.
 928         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
 929         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
 930         Check symbol flags instead of symbol name mangling.
 931         (xstormy16_asm_output_aligned_common): Likewise.  Also
 932         simplify code since the bss100_section cass is the only case
 933         where the below100 code will be triggered.
 934         (xstormy16_encode_section_info): Encode below100 attribute
 935         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
 936         the name.
 937         (xstormy16_strip_name_encoding): Delete - this function is no
 938         longer needed.
 939         (TARGET_STRIP_NAME_ENCODING): Undefine.
 940         * config/stormy16/stormy16-protos.h: Delete prototype for
 941         xstormy16_strip_name_encoding.
 942
 943 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
 944
 945         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
 946         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
 947         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
 948         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
 949         config/alpha/predicates.md, config/arc/arc.h,
 950         config/arm/arm.h, config/arm/ieee754-df.S,
 951         config/arm/ieee754-sf.S, config/bfin/bfin.c,
 952         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
 953         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
 954         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
 955         config/m68hc11/m68hc11.h, config/mips/mips.c,
 956         config/mips/mips.h, config/mips/openbsd.h,
 957         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
 958         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
 959         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
 960         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
 961         config/sparc/linux.h, config/sparc/linux64.h,
 962         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
 963         doc/extend.texi, doc/gcov.texi, doc/install.texi,
 964         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
 965         typos.  Follow spelling conventions.
 966
 967 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
 968
 969         PR c/23113
 970         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
 971         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
 972         specially.  Check for side effects only for COND_EXPR.
 973         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
 974         return with TREE_NO_WARNING.
 975
 976 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
 977
 978         PR rtl-optimization/23233
 979         * loop.c (combine_movables): Require the modes to be the same.
 980         (move_movables): Remove handling of cases where the replacement
 981         had a different mode to the original.
 982
 983 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
 984
 985         PR tree-optimization/23128
 986         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
 987         subtraction wrap, and set TREE_OVERFLOW if they do.
 988
 989 2005-08-05  Richard Henderson  <rth@redhat.com>
 990
 991         PR 21728
 992         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
 993         FORCED_LABEL labels.
 994
 995 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
 996
 997         PR middle-end/23135
 998         * reload.c (find_reloads_subreg_address): Pass down TYPE
 999         unchanged.  Change all callers except find_reloads_toplev.
1000
1001 2005-08-05  Michael Matz  <matz@suse.de>
1002
1003         * genattrtab.c (current_alternative_string): Remove.
1004         (SIMPLIFY_ALTERNATIVE): Ditto.
1005         (attr_alt_bit_p): Ditto.
1006         (alternative_name): Make const char *.
1007         (evaluate_eq_attr): Remove use of above things.
1008         (simplify_test_exp): Ditto.
1009         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
1010         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
1011
1012 2005-08-04  James E Wilson  <wilson@specifix.com>
1013
1014         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
1015         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
1016         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
1017         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
1018         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
1019
1020 2005-08-04  Richard Henderson  <rth@redhat.com>
1021
1022         PR 21529
1023         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
1024         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
1025         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
1026         if we'd have to instantiate too many members.
1027
1028 2005-08-04  Richard Henderson  <rth@redhat.com>
1029
1030         PR 21291
1031         * tree-outof-ssa.c (coalesce_asm_operands): New.
1032         (coalesce_ssa_name): Use it.  Split out ...
1033         (coalesce_phi_operands, coalesce_result_decls): ... these.
1034
1035 2005-08-04  Paul Brook  <paul@codesourcery.com>
1036
1037         * read-rtl.c (read_quoted_string): Break if EOF.
1038
1039 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
1040
1041         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
1042         (fold_build2): Likewise.
1043         (fold_build3): Likewise.
1044         (fold_build1_stat): New function prototype.
1045         (fold_build2_stat): Likewise.
1046         (fold_build3_stat): Likewise.
1047         * fold-const.c (fold_build1): Rename to ..
1048         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
1049         through to build1_stat.
1050         (fold_build2): Rename to ..
1051         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
1052         through to build2_stat.
1053         (fold_build3): Rename to ..
1054         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
1055         through to build3_stat.
1056
1057 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
1058             Ian Lance Taylor  <ian@airs.com>
1059
1060         * function.c (assign_stack_local_1): Do not correct stack slot
1061         address if allocation size is smaller than mode size.
1062
1063 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
1064
1065         PR 22037
1066         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
1067         (tree_merge_blocks): Propagate anything allowed by
1068         may_propagate_copy.
1069         Clarify documentation.
1070         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
1071         SSA form, schedule an update if necessary.
1072
1073 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
1074
1075         * doc/install.texi (Binaries): Remove broken link to
1076         Sinix/Reliant Unix binaries.
1077
1078 2005-08-03  Richard Henderson  <rth@redhat.com>
1079
1080         PR 23221
1081         * function.c (stack_protect_epilogue): Export.
1082         * tree.h (stack_protect_epilogue): Declare.
1083         * calls.c (expand_call): Call it.
1084
1085 2005-08-03  Eric Christopher  <echristo@apple.com>
1086
1087         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
1088         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
1089         spec.
1090
1091 2005-08-04  Jan Hubicka  <jh@suse.cz>
1092
1093         * profile.c (branch_prob): Split edges with goto locus on them
1094         to get proper line counts.
1095         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
1096
1097 2005-08-03  Paul Brook  <paul@codesourcery.com>
1098
1099         * function.c (assign_parms): Round current_function_args_size
1100         to PARM_BOUNDARY, not STACK_BOUNDARY.
1101
1102 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
1103
1104         * config/i386/i386.c (x86_elf_aligned_common)
1105         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
1106
1107 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
1108
1109         PR tree-optimization/23157
1110         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
1111         before emitting them.
1112
1113 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1114
1115         PR tree-optimization/19899
1116         * Makefile.in (tree-scalar-evolution.o): Add real.h.
1117         * tree-scalar-evolution.c: Include real.h.
1118         (add_to_evolution): Build constant -1 of correct type.
1119
1120 2005-08-03  Jan Hubicka  <jh@suse.cz>
1121
1122         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
1123         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
1124         profile updating for complette unrolling.
1125         * loop-unroll.c (peel_loop_completely): Use it.
1126         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1127         (tree_unroll_loops_completely): Disable code growing unrolling of cold
1128         loops.
1129
1130 2005-08-03  Paul Brook  <paul@codesourcery.com>
1131
1132         * combine.c (can_change_dest_mode): New function.
1133         (try_combine, simplify_set): Use it.
1134
1135 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
1136
1137         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
1138         TFmode to BLKmode.
1139
1140 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
1141
1142         * doc/install.texi (Specific): Adjust link to openavr.org.
1143         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
1144         (Binaries): Adjust HP-UX Porting Center link.
1145         (Binaries): Adjust Free Software Foundation ordering link.
1146
1147 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
1148
1149         * convert.c (convert_to_integer): Use fold_build1 instead of
1150         build1 when converting an integer to an integer.
1151
1152 2005-08-02  Richard Henderson  <rth@redhat.com>
1153
1154         * combine.c (combine_instructions): Don't use reg_equal/equiv
1155         results if the mode doesn't match.
1156
1157 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
1158
1159         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
1160         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
1161
1162 2005-08-02  Richard Henderson  <rth@redhat.com>
1163
1164         PR 23196
1165         * explow.c (memory_address): Remove special-case for
1166         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
1167
1168 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
1169
1170         PR 23164
1171         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
1172         number of calls to cleanup_tree_cfg_1.
1173
1174 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
1175
1176         * doc/invoke.texi: document file extensions .F90 and .F95
1177
1178 2005-08-02  Richard Guenther  <rguenther@suse.de>
1179
1180         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
1181         positive if its first argument is positive.
1182
1183 2005-08-02  Richard Guenther  <rguenther@suse.de>
1184
1185         PR tree-optimization/23177
1186         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
1187         on TMR_TAG.
1188
1189 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
1190
1191         PR tree-optimization/23129
1192         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
1193         varying for divisions with anti-ranges.
1194
1195 2005-08-02  Jan Hubicka  <jh@suse.cz>
1196
1197         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
1198         * tree-ssa-threadupdate.c (thread_block): Add it here.
1199
1200 2005-08-01  James E Wilson  <wilson@specifix.com>
1201
1202         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
1203         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
1204         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
1205         New.
1206         * config/mips/predicates.md (const_call_insn_operand): Add check for
1207         SYMBOL_REF_LONG_CALL_P.
1208         * doc/extend.texi (long_call): Document the new attribute.
1209
1210 2005-08-01  Ian Lance Taylor  <ian@airs.com>
1211             Richard Henderson  <rth@redhat.com>
1212
1213         * Makefile.in (RTL_BASE_H): Add real.h.
1214         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
1215         instead of memcpy.
1216         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
1217         directly.
1218         * rtl.c (rtl_check_failed_code_mode): New.
1219         * rtl.h (struct rtx_def): Add u.rv.
1220         (XCMWINT, XCNMPRV): New.
1221         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
1222         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
1223
1224 2005-08-01  Richard Henderson  <rth@redhat.com>
1225
1226         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
1227         with auto-inc codes.
1228
1229         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
1230
1231 2005-08-01  Jan Hubicka  <jh@suse.cz>
1232
1233         * i386-protos.h (asm_preferred_eh_data_format): Declare.
1234         * i386.c: Include dwarf2.h
1235         (asm_preferred_eh_data_format): New.
1236         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
1237
1238 2005-08-01  Ian Lance Taylor  <ian@airs.com>
1239
1240         * config/host-linux.c (linux_gt_pch_get_address): Add new name
1241         randomize_va_space for virtual address randomization control.
1242
1243 2005-08-01  Steven Bosscher  <stevenb@suse.de>
1244
1245         * common.opt (flag_ipa_cp): Put in right place to maintain
1246         alphabetic sort.
1247
1248 2005-08-01  Jan Hubicka  <jh@suse.cz>
1249
1250         * profile.c (compute_value_histograms): Fix thinko.
1251         * value-prof.c: Include toplev.h
1252         (check_counter): New function.
1253         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
1254         tree_mod_subtract_transform): Add sanity check.
1255
1256 2005-08-01  Richard Guenther  <rguenther@suse.de>
1257
1258         PR tree-optimization/23133
1259         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
1260         current functions parameter decls to find defs to cse
1261         reciprocals of.
1262
1263 2005-08-01  Richard Guenther  <rguenther@suse.de>
1264
1265         PR tree-optimization/23109
1266         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
1267         If trapping math is in effect, use post-dominator information
1268         to check if we'd in any case reach a trapping point before
1269         doing the reciprocal insertion.
1270         (execute_cse_reciprocals): Compute post-dominators, if necessary.
1271         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
1272         expressions are invariant only if trapping math is not in effect.
1273
1274 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
1275
1276         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
1277         cgraph_function_versioning): New declarations.
1278         * cgraphunit.c: Add include to ipa-prop.h.
1279         (update_call_expr, cgraph_copy_node_for_versioning,
1280         cgraph_function_versioning): New functions.
1281         * integrate.c (copy_decl_for_inlining): Remove.
1282         * ipa-prop.h (ipa_replace_map): New struct.
1283         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
1284         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
1285         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
1286         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
1287         ipcp_iterate_stage, ipcp_method_scale_print,
1288         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
1289         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
1290         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
1291         ipcp_update_bb_counts, ipcp_update_profiling,
1292         ipcp_update_edges_counts): New functions.
1293         (ipcp_method_cval_init): Remove restriction regarding local methods.
1294         (ipcp_init_stage): Add ipcp_method_compute_scale.
1295         (ipcp_insert_stage): Add versioning.
1296         (ipcp_structures_print): Add ipcp_method_scale_print.
1297         (ipcp_driver): Dump profiling info.
1298         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
1299         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
1300         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
1301         (struct inline_data): Add versioning_p, ipa_info, new fields.
1302         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
1303         declare_return_variable): Replace calls to copy_decl_for_inlining with
1304         copy_decl_for_dup.
1305         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
1306         versioning support.
1307         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
1308         Add argument VERSIONING.
1309         (copy_arguments_for_versioning, copy_static_chain,
1310         function_versionable_p, tree_versionable_function_p,
1311         tree_function_versioning, replace_ref_tree): New functions.
1312         * tree-inline.h: Include varray.h.
1313         (tree_versionable_function_p,  tree_function_versioning,
1314         tree copy_decl_for_dup): New declarations.
1315
1316 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
1317
1318         * ipa-cp.c: New file. Contains IPCP specific functionality.
1319         * ipa-prop.h: New file. Contains structures/definitions that can be
1320         used by several interprocedural data flow optimizations (and also IPCP).
1321         * ipa-prop.c: New file.
1322         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
1323         * common.opt: Add ipa-cp flag.
1324         * timevar.def: Add IPCP optimization.
1325         * tree-optimize.c (init_tree_optimization_passes): Schedule
1326         pass_ipa_cp.
1327         * tree-pass.h (pass_ipa_cp): Declare.
1328
1329 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
1330
1331         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
1332         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
1333         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
1334         config/i386/i386.c, config/mips/mips.h,
1335         config/rs6000/rs6000.h, config/sh/sh.c,
1336         config/stormy16/stormy16.c: Fix comment typos.
1337
1338 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
1339
1340         PR c/22311
1341         * c-typeck.c (build_binary_op): Use common_type wrapper on
1342         shortened types.
1343         (common_type): Update comment.
1344
1345 2005-07-31  Steven Bosscher  <stevenb@suse.de>
1346
1347         PR target/23095
1348         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
1349         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
1350         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
1351
1352 2005-07-31  Jan Hubicka  <jh@suse.cz>
1353
1354         * pretty-print.h (pp_widest_integer): New macro.
1355         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
1356         counts.
1357
1358 2005-07-31  Jan Hubicka  <jh@suse.cz>
1359
1360         * output.h (enum section_category): Export from varasm.c
1361         (categorize_decl_for_section): Likewise.
1362         * varasm.c (enum section_category): Kill.
1363         (categorize_decl_for_section): Make global.
1364         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
1365         Declare.
1366         * i386.c (ix86_section_threshold): New static variable.
1367         (ix86_in_large_data_p, ix86_encode_section_info,
1368         x86_64_elf_unique_section,
1369         x86_64_elf_select_section): New functions.
1370         (TARGET_ENCODE_SECTION_INFO): Define
1371         (override_options): Enable medium model for PIC.
1372         (ix86_expand_prologue): Expand gen_set_got_rex64.
1373         (legitimate_constant_p): Handle new UNSPECs.
1374         (legitimate_pic_address_disp_p): Likewise.
1375         (legitimize_pic_address): Lower MEDIUM model addressing.
1376         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
1377         (enum cmodel): Add MEDIUM_PIC.
1378         (SYMBOL_REF_FAR_ADDR_P): New macro.
1379         (SYMBOL_FLAG_FAR_ADDR): New flag.
1380         * i386.md (movdi): Support medium model.
1381         (set_got_rex64): New pattern.
1382         * i386.opt (mlarge-data-threshold): New flag.
1383         * predicates.md (zext_operand/sext_operand): Deal with medium model.
1384         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
1385         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
1386         TARGET_ASM_UNIQUE_SECTION): New.
1387
1388         * invoke.texi (-mlarge_data_threshold): Document
1389
1390 2005-07-31  Jan Hubicka  <jh@suse.cz>
1391
1392         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
1393         (coalesce_vars): Likewise.
1394         * tree-ssa-live.c (coalesce_cost): New.
1395         (build_tree_conflict_graph): Use coalesce_cost.
1396         * tree-ssa-live.h (coalesce_cost): Declare.
1397
1398 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
1399
1400         * arm.md (all peepholes for post-increment operations): Delete.
1401         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
1402         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
1403         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
1404         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
1405         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
1406
1407 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
1408
1409         * fold-const.c (tree_expr_nonnegative_p): Always return true for
1410         non-integral types.
1411
1412 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
1413
1414         PR target/22582
1415         * doc/invoke.texi: Document -rdynamic.
1416
1417 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
1418
1419         PR c/23143
1420         * c-parser.c (c_parser_parms_list_declarator): Call
1421         mark_forward_parm_decls.
1422         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
1423         decls with visibility structure.
1424
1425 2005-07-30  Paul Brook  <paul@codesourcery.com>
1426
1427         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
1428
1429 2005-07-30  Paul Brook  <paul@codesourcery.com>
1430
1431         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
1432         prototype.
1433         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
1434         value for mode.
1435         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
1436
1437 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1438
1439         PR c/529
1440         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
1441         nested function declarators.
1442         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
1443         (grokparms): Call warn_if_shadowing for parameters used within the
1444         parameter list.
1445         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
1446         not used within the parameter list.
1447         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
1448
1449 2005-07-30  Jan Hubicka  <jh@suse.cz>
1450
1451         * expr.c (expand_expr_real_1): Do not load mem targets into register.
1452         * i386.c (ix86_fixup_binary_operands): Likewise.
1453         (ix86_expand_unary_operator): Likewise.
1454         (ix86_expand_fp_absneg_operator): Likewise.
1455         * optabs.c (expand_vec_cond_expr): Validate dest.
1456
1457 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1458
1459         PR c/21720
1460         * real.c (real_from_string): Also set last bit if there is a
1461         nonzero hex digit beyond GCC's internal precision after ".".
1462
1463 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
1464
1465         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
1466         define_constants.  Change duplicate values to unassigned numbers.
1467         Change UNSPEC_SUBS to UNSPEC_VSUBS.
1468         (*altivec_vspltsf): New.
1469         (altivec_vperm_v4sf): Delete.
1470         (altivec_vperm_<mode>): Use mode macro V.
1471         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
1472         (altivec_predicate_v4sf): Delete.
1473         (altivec_predicate_<mode>): Use mode macro V.
1474         (*altivec_lvesfx): New.
1475         (*altivec_stvesfx): New.
1476         (vec_realign_load_v4sf): Delete.
1477         (vec_realign_load_<mode>): Use mode macro V.
1478         * config/rs6000/rs6000.c (generate_set_vrsave): Use
1479         UNSPECV_SET_VRSAVE.
1480
1481 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
1482
1483         PR bootstrap/23131
1484         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
1485         string.
1486         * configure: Regenerated.
1487
1488 2005-07-29  Paul Brook  <paul@codesourcery.com>
1489
1490         * doc/install.texi: Add link to GFortran binaries wiki page.
1491
1492 2005-07-29  David Ung  <davidu@mips.com>
1493
1494         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
1495         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
1496         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
1497         * config/mips/mips.md (cpu): Add 5kf name.
1498         (includes): Includes 5k.md.
1499         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
1500         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
1501         -march flag.
1502
1503 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
1504
1505         PR 22550
1506         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
1507         (cleanup_tree_cfg): ... here.
1508         Call cleanup_tree_cfg_1 until there are no more cleanups to
1509         do.
1510
1511 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
1512
1513         * tree-vrp.c (compare_range_with_value): Return true or false
1514         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
1515         EQ_EXPR respectively.
1516
1517 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
1518
1519         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
1520         Fix comment typos.
1521
1522 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
1523
1524         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
1525         (tree_ssa_dominator_optimize): Increment it.
1526         (dump_dominator_optimization_stats): Print it.
1527
1528 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
1529             Steven Bosscher  <stevenb@suse.de>
1530
1531         PR rtl-optimization/23117
1532         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
1533         when head == tail.  Tidy comment.
1534
1535 2005-07-28  Richard Henderson  <rth@redhat.com>
1536
1537         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
1538         * cselib.c (rtx_equal_for_cselib_p): Likewise.
1539         * jump.c (rtx_renumbered_equal_p): Likewise.
1540         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
1541         CONST_INT and CONST_DOUBLE.
1542         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
1543         * reload.c (operands_match_p): Special case CONST_INT and
1544         CONST_DOUBLE; check mode earlier.
1545
1546 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1547
1548         PR c/22240
1549         * c-typeck.c (convert_for_assignment): Do not check
1550         DECL_IN_SYSTEM_HEADER on NULL fundecl.
1551
1552 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1553
1554         PR c/22192
1555         * c-typeck.c (composite_type): Prefer constant size arrays to
1556         VLAs.
1557
1558 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
1559
1560         PR c/21720
1561         * real.c (real_from_string): Set last bit if there is a nonzero
1562         hex digit beyond GCC's internal precision.
1563
1564 2005-07-28  Richard Henderson  <rth@redhat.com>
1565
1566         PR rtl-opt/22619
1567         * cfgcleanup.c (try_forward_edges): Watch out for end of
1568         insn chain.
1569
1570 2005-07-28  James E Wilson  <wilson@specifixinc.com>
1571
1572         PR c/23106
1573         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1574
1575 2005-07-28  Jan Hubicka  <jh@suse.cz>
1576
1577         * Makefile.in (rtl-profile.o): Kill all traces of it.
1578         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1579         * coverage.h (rtl_coverage_counter_ref): Kill.
1580         * opts.c (flag_speculative_prefetching_set): Kill.
1581         (flag_loop_optimize_set): New.
1582         (common_handle_option): Disable loop optimizer when profiling;
1583         do not handle speculative prefetching.
1584         * passes.c (init_optimization_passes): Replace pass_profiling combo
1585         by branch_prob pass.
1586         * profile.c (compute_value_histograms): Update for simplified value
1587         profiles.
1588         (rtl_register_profile_hooks): Kill.
1589         (pass_profiling): Kill.
1590         (rest_of_handle_branch_prob): Do not profile.
1591         * toplev.c (process_options): Remove speculative prefetching.
1592         * toplev.h (flag_tree_based_profiling): Kill.
1593         * tree-profile.c (prepare_instrumented_value,
1594         tree_gen_interval_profiler, tree_gen_pow2_profiler,
1595         tree_gen_one_value_profiler, do_tree_profiling): Update for
1596         simplified datastructures.
1597         * value-prof.c: Add comment that speculative prefetching was dropped;
1598         update rest of file for simplified datastructures.
1599         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1600         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1601         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1602         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1603         rtl_mod_subtract, gen_speculative_prefetch,
1604         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1605         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1606         (gate_handle_value_profile_transformations,
1607         rest_of_handle_value_profile_transformations,
1608         pass_value_profile_transformations): Kill.
1609         * value-prof.h (histogram_value_t): Remove IL based unions.
1610         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1611         rtl_profile_hooks): Remove hooks.
1612
1613         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1614
1615         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1616         (cgraph_clone_node): Likewise.
1617         * cgraph.h (cgraph_clone_edge): Update prototype.
1618         (cgraph_clone_node): Likewise.
1619         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1620         cgraph_clone_node.
1621         (lookup_recursive_calls): Consider profile.
1622         (cgraph_decide_recursive_inlining): Fix updating; use new
1623         probability argument; use profile.
1624         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1625         * tree-inline.c (copy_bb): Update clal of clone_edge.
1626         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1627
1628         * invoke.texi (min-inline-recursive-probability): Document.
1629
1630 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
1631
1632         * doc/install.texi (Configuration): Update Valgrind homepage.
1633
1634 2005-07-28  Richard Henderson  <rth@redhat.com>
1635
1636         PR middle-end/21362
1637         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1638         labels we want to delete.
1639         (cfg_layout_merge_blocks): Likewise.
1640
1641 2005-07-28  Richard Henderson  <rth@redhat.com>
1642
1643         PR target/17692
1644         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1645         when expanding to nothing.
1646
1647 2005-07-28  Josh Conner  <jconner@apple.com>
1648
1649         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1650         (cgraph_decide_inlining_of_small_functions): Likewise.
1651
1652 2005-07-28  Josh Conner  <jconner@apple.com>
1653
1654         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
1655         direction of badness if negative.
1656         (cgraph_default_inline_p): Add reason to parameters, and assign it
1657         a value.
1658         (cgraph_decide_inlining_of_small_functions): New parameter in call
1659         to cgraph_default_inline_p.
1660         (cgraph_decide_inlining_incrementally): Likewise.
1661         * cgraphunit.c (decide_is_function_needed): Likewise.
1662         * cgraph.h (cgraph_default_inline_p): Likewise.
1663
1664 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1665
1666         * builtins.c: Fix comment typo(s).
1667         * genautomata.c: Likewise.
1668         * gimplify.c: Likewise.
1669         * tree-dfa.c: Likewise.
1670         * tree-flow-inline.h: Likewise.
1671         * tree-into-ssa.c: Likewise.
1672         * tree-ssa-alias.c: Likewise.
1673         * tree-ssa-ccp.c: Likewise.
1674         * tree-ssa-copy.c: Likewise.
1675         * tree-ssa-dce.c: Likewise.
1676         * tree-ssa-dom.c: Likewise.
1677         * tree-ssa-operands.c: Likewise.
1678         * tree-tailcall.c: Likewise.
1679         * tree-vectorizer.c: Likewise.
1680         * tree-vrp.c: Likewise.
1681         * tree.c: Likewise.
1682
1683 2005-07-28  Jeff Law  <law@redhat.com>
1684
1685         * tree-vrp.c (test_for_singularity): Extracted from  ...
1686         (simplify_cond_using_ranges): Attempt to simplify a relational
1687         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
1688
1689 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
1690
1691         PR tree-optimization/22506
1692         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1693         phis whose argument is constant.
1694
1695 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
1696
1697         PR rtl-optimization/18992
1698         Back out this patch:
1699           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1700           PR optimization/12142
1701           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1702           uses of the register in the SET_SRC.  Remove unnecessary argument.
1703
1704         Replace it with this:
1705         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1706         if flag_non_call_exceptions is set and the insn may trap, pass
1707         pc_rtx as dest for recursion.
1708         In SET_SRC part of SET case, if dest is already set, pass it down
1709         unchanged.
1710
1711 2005-07-28  Jan Hubicka  <jh@suse.cz>
1712
1713         * cfg.c (update_bb_profile_for_threading): Use RDIV.
1714         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1715         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1716         roundoff errors.
1717         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1718         profile when available.
1719
1720 2005-07-28  Jan Beulich <jbeulich@novell.com>
1721
1722         * config/ia64/ia64.c (ia64_load_pair_ok): New.
1723         (ia64_print_operand): Describe and handle 'X'.
1724         (ia64_register_move_cost): Also handle FP_REGS.
1725         (ia64_preferred_reload_class): Likewise.
1726         (ia64_secondary_reload_class): Likewise.
1727         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1728         it. Also check for ITANIUM_CLASS_FLDP.
1729         * config/ia64/ia64.h (FP_REGNO_P): New.
1730         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1731         (reg_class): Add FP_REGS.
1732         (REG_CLASS_NAMES): Adjust for it.
1733         (REG_CLASS_CONTENTS): Likewise.
1734         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1735         (REG_CLASS_FROM_LETTER): Handle 'x'.
1736         (CLASS_MAX_NREGS): Handle FP_REGS.
1737         (MEMORY_MOVE_COST): Likewise.
1738         * config/ia64/ia64.md (itanium_class): Add fldp.
1739         (type): Handle fldp.
1740         (movti_internal): More allowable operand combinations. Use ldfp8 when
1741         splitting unnecessary. Remove predicable attribute. Adjust
1742         itanium_class attribute.
1743         (smuldi3_highpart): Remove outdated comment.
1744         (mulditi3, umulditi3, rotlti3): New expanders.
1745         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1746         (absti2): Disabled new insn for future reference.
1747         Respective new splitters.
1748         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1749         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1750         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1751
1752 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
1753
1754         PR rtl-optimization/23047
1755         * simplify-rtx.c (simplify_const_relational_operation): Respect
1756         flag_wrapv for comparisons with ABS.
1757
1758 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
1759
1760         PR tree-optimization/22493
1761         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1762         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1763
1764 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
1765
1766         * config/frv/frv.opt (moptimize-membar): New.
1767
1768         * doc/invoke.texi: Document -moptimize-membar and its inverse.
1769
1770         * config/frv/frv.h: Remove machine_function definition.
1771
1772         * config/frv/frv.c (struct frv_io): New.
1773         (struct machine_function): Moved from frv.h.  Add has_membar_p.
1774         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1775         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1776         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1777         (frv_optimize_membar_global, frv_optimize_membar): New functions.
1778         (frv_reorg): Call frv_optimize_membar when appropriate.
1779         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1780         (frv_expand_builtin): Adjust calls accordingly.
1781         (frv_io_address_cookie): New function.
1782         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1783         load or store rather than a special insn.  Add ccnstant address and
1784         io-type operands to the membar.
1785         (frv_ifcvt_modify_tests): Unsign regno.
1786         (frv_ifcvt_modify_tests): Same.
1787
1788         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
1789         UNSPEC_OPTIONAL_MEMBAR constant.
1790         (builtin_read_<mode>): Delete.
1791         (builtin_write_<mode>): Delete.
1792         ("optional_membar_<mode>"): Add operand.
1793
1794         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1795         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1796         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1797         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1798         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1799         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1800         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1801         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1802         * testsuite/gcc.target/frv/all-read-write-1.c: New.
1803
1804 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
1805
1806         * df.c (df_uses_record): Handle SCRATCH.
1807
1808 2005-07-28  Steven Bosscher  <stevenb@suse.de>
1809
1810         PR debug/20161
1811         * passes.c (rest_of_decl_compilation): If decl is a type and
1812         we have encountered errors, don't emit debug information.
1813
1814 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
1815
1816         * params.def: Fixed comment.
1817
1818 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
1819
1820         PR target/19885
1821         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1822         (TARGET_ASM_UNALIGNED_HI_OP): Add.
1823         (TARGET_ASM_UNALIGNED_SI_OP): Add.
1824
1825 2005-07-27  Steven Bosscher  <stevenb@suse.de>
1826
1827         PR c++/22003
1828         * varasm.c (assemble_start_function): Don't do anything that may
1829         require a CFG if the current function is a thunk.
1830
1831 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
1832
1833         * doc/install.texi (Prerequisites): Mention that perl is needed
1834         to do export control in libstdc++ targetting Darwin.
1835
1836 2005-07-27  Steven Bosscher  <stevenb@suse.de>
1837
1838         PR rtl-optimization/17808
1839         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1840         (sched_insns_conditions_mutex_p): Split out from...
1841         (add_dependence): ...here.  But don't call it from here.
1842         (add_dependence_list): Check sched_insns_conditions_mutex_p
1843         before calling add_dependence.
1844         (add_dependence_list_and_free): Likewise.
1845         (fixup_sched_groups): Likewise.
1846         (sched_analyze_1): Likewise.
1847         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1848         (sched_analyze): Likewise.
1849         (sched_analyze_insn): Likewise.
1850         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1851         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
1852         dependencies on all COND_EXEC insns to jumps ending basic blocks
1853         when doing intrablock scheduling.
1854         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1855
1856 2005-07-27  Jeff Law  <law@redhat.com>
1857
1858         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1859         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
1860         equivalency sets, correctly handle the case were vr0 has an
1861         equivalency set, but vr1 does not.
1862
1863 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
1864
1865         PR tree-optimization/23073
1866         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1867         vect_print_dump_info before fprintf.
1868
1869 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1870
1871         PR tree-optimize/22348
1872         * tree-ssa-loop-niter.c (number_of_iterations_cond):
1873         Fold the partial computation.
1874
1875 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1876
1877         PR tree-optimization/22325
1878         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1879         Declare.
1880         * tree-scalar-evolution.c (scev_const_prop): Add generic final
1881         value replacement.
1882         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1883         (force_var_cost): ... this function.
1884         (compute_phi_arg_on_exit): Export.
1885
1886 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1887
1888         PR tree-optimization/20773
1889         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1890         edge.
1891
1892 2005-07-27  Richard Guenther  <rguenther@suse.de>
1893
1894         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1895         Avoid pushing again if current struct contains only
1896         fields we decomposed.
1897
1898 2005-07-27  Jan Hubicka  <jh@suse.cz>
1899
1900         PR tree-optimization/22574
1901         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1902         not available.
1903
1904         * tree-tailcall.c (decrease_profile): New function.
1905         (eliminate_tail_call): Use it.
1906
1907         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1908         visibility flags correctly in whole program mode.
1909
1910 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
1911
1912         PR rtl-optimization/22472
1913         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1914
1915 2005-07-26  Steven Bosscher  <stevenb@suse.de>
1916
1917         PR tree-optimization/22504
1918         * tree-complex.c (expand_complex_addition): Use 'code' instead
1919         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1920
1921 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
1922
1923         * config.gcc (cpu_type): Add frv case.
1924         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1925         (supported_defaults): Add fr550 case.
1926
1927 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
1928
1929         PR 22591
1930         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1931         whether a pointer of type T * may point to objects of type T *.
1932
1933 2005-07-26  DJ Delorie  <dj@redhat.com>
1934
1935         * configure: Regenerate.
1936
1937 2005-07-26  Dale Johannesen  <dalej@apple.com>
1938
1939         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
1940
1941 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
1942
1943         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1944         Clarify use of "build" in name.
1945
1946 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
1947
1948         * doc/extend.texi (Raw read/write Functions): New section.
1949         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1950         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1951         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1952         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1953         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1954         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1955         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1956         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1957         * config/frv/frv.c: Add bdesc_loads global.
1958         Add bdesc_stores global.
1959         (frv_init_builtins): Add support for __builtin_{read/write}*.
1960         (frv_volatile_memref): New.
1961         (frv_expand_load_builtin): New.
1962         (frv_expand_store_builtin): New.
1963         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1964         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1965         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1966         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1967         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1968         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1969         (builtin_read_<mode>): New.
1970         (builtin_write_<mode>): New.
1971         (builtin_write64): New.
1972         (optional_membar_<mode>): New.
1973
1974 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
1975
1976         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1977         (rather than units) against HOST_BITS_PER_WIDE_INT.
1978
1979 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
1980
1981         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1982         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1983         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1984         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1985         FSF address.
1986
1987         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1988         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1989         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1990         comment typos.
1991         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1992
1993 2005-07-26  Richard Guenther  <rguenther@suse.de>
1994
1995         PR tree-optimization/22486
1996         * fold-const.c (fold_unary): Fold away useless component
1997         references of the form (T *)&T.x, if the address
1998         doesn't change.
1999
2000 2005-07-25  James E Wilson  <wilson@specifixinc.com>
2001
2002         * dwarf2out.c (add_call_src_coords_attributes): New.
2003         (gen_inlined_subroutine_die): Call it.
2004         (maybe_emit_file, init_file_table): Add comments.
2005         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
2006         maybe_emit_file.
2007         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
2008         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
2009         * tree.h (BLOCK_SOURCE_LOCATION): New.
2010         (struct tree_block): New field locus.
2011
2012 2005-07-26  Andreas Schwab  <schwab@suse.de>
2013
2014         PR rtl-optimization/23043
2015         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
2016         when allocating a struct unoccr.
2017
2018 2005-07-25  Richard Henderson  <rth@redhat.com>
2019
2020         PR 22626
2021         * tree-complex.c (gate_no_optimization): True if errors.
2022         * Makefile.in (tree-complex.o): Update dependencies.
2023
2024 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
2025
2026         * config/frv/predicates.md (integer_register_operand): Use
2027         GPR_AP_OR_PSEUDO_P.
2028
2029 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
2030
2031         PR tree-opt/22484
2032         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
2033         after fold.
2034         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
2035
2036 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
2037
2038         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
2039         types when flag_unsafe_math_optimizations is true.
2040
2041 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
2042
2043         * gcc.c (option_map): Add --sysroot.
2044         (process_command): Handle --sysroot.
2045         (display_help): Document it.
2046         * doc/cppopts.tex (-isysroot): Document.
2047         * doc/invoke.texi (--sysroot): Document.
2048         * doc/install.texi (--with-build-sysroot): Document.
2049
2050         * Makefile.in (inhibit_libc): New variable.
2051         (INHIBIT_LIBC_CFLAGS): Likewise.
2052         (LIBGCC2_CFLAGS): Include
2053         $(INHIBIT_LIBC_CFLAGS).
2054         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
2055         ($(T)crtbegin.o): Do not use @inhibit_libc@.
2056         ($(T)crtend.o): Likewise.
2057         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
2058         ($(T)crtendS.o): Likewise.
2059         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
2060         ($(T)crtendT.o): Likewise.
2061         (stmp-fixinc): Do not complain about missing headers if
2062         inhibit_libc.
2063         * configure.ac (inhibit_libc): Set it to true/false.
2064         (--with-build-sysroot): New option.  Use it to set
2065         SYSTEM_HEADER_DIR.
2066         * configure: Regenerated.
2067
2068 2005-07-25  Manfred Hollstein  <mh@suse.com>
2069
2070         * calls.c (store_one_arg): Fix unsigned comparison warning.
2071
2072 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
2073
2074         PR other/22337
2075         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
2076         (ggc_print_statistics): Initialize variable before use.
2077
2078 2005-07-25  Richard Guenther  <rguenther@suse.de>
2079
2080         * tree-dfa.c (mark_new_vars_to_rename): Protect against
2081         calling with a PHI_NODE argument.
2082
2083         * tree-flow-inline.h (overlap_subvar): Protect against
2084         possible overflow.
2085
2086 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
2087
2088         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
2089         * configure: Regenerate.
2090
2091 2005-07-25  Ira Rosen  <irar@il.ibm.com>
2092
2093         * expr.c (highest_pow2_factor): Make extern.
2094         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
2095         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
2096         record_array_differ_p, array_ptr_differ_p): Likewise.
2097         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
2098         additional cases. Call the above functions.
2099         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
2100         base_object_differ_p when there are two base objects. Otherwise, compare
2101         base address and offset. Call may_alias_p.
2102         (dump_data_reference): Use a correct field name.
2103         (analyze_array): Make static. Initialize new data-ref fields.
2104         (analyze_indirect_ref): New function.
2105         (init_data_ref): Initialize new data-ref fields.
2106         (strip_conversion): Moved from tree-vect-analyze.c.
2107         (analyze_offset_expr, get_ptr_offset, address_analysis,
2108         object_analysis): Likewise.
2109         (analyze_offset): New function.
2110         (create_data_ref): Likewise.
2111         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
2112         dimensions for ARRAY_REFs only.
2113         (build_classic_dist_vector): Make static.
2114         (access_functions_are_affine_or_constant_p): Call macro to get the
2115         address of access functions.
2116         (compute_all_dependences): Add new parameter
2117         compute_self_and_read_read_dependences. Compute self and read-read
2118         dependences if it is true.
2119         (find_data_references_in_loop): Call create_data_ref. Initialize new
2120         data-ref fields.
2121         (compute_data_dependences_for_loop): Add new parameter
2122         compute_self_and_read_read_dependences. Remove parameter nb_loops,
2123         compute nb_loops. Call compute_all_dependences,
2124         build_classic_dist_vector and build_classic_dir_vector with correct
2125         parameters.
2126         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
2127         with correct parameters. Compare dimensions for ARRAY_REFs only.
2128         (free_data_refs): Call macro to free access functions.
2129         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
2130         fields from stmt_vinfo.
2131         (struct base_object_info): New structure.
2132         (struct data_reference): Move fields to base_object_info. Add fields
2133         first_location and object_info for above structures. Move fields from
2134         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
2135         aligned_to.  Add macros to access the new fields.
2136         Update functions declarations.
2137         * tree-flow.h (is_aliased_with): Declare.
2138         * tree-loop-linear.c (linear_transform_loops): Call
2139         compute_data_dependences_for_loop with correct parameters.
2140         * tree-ssa-alias.c (is_aliased_with): New function.
2141         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
2142         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
2143         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
2144         vect_base_addr_differ_p, compute_subscript_distance and
2145         build_classic_dist_vector. Add printings. Check absolute value of
2146         distance.
2147         (vect_analyze_data_ref_dependences): Go through ddrs instead of
2148         data-refs.
2149         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
2150         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
2151         to bytes. Add printing.
2152         (vect_compute_data_refs_alignment): Go through loads and stores in one
2153         loop.
2154         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
2155         vect_analyze_data_ref_access): Likewise.
2156         (vect_analyze_pointer_ref_access): Remove.
2157         (vect_address_analysis, vect_object_analysis): Likewise.
2158         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
2159         and analyze data-refs in the loop.
2160         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
2161         fields of data-ref instead of stmt. Add init to the offset from the
2162         base.
2163         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
2164         (vect_update_init_of_dr): Likewise.
2165         (vect_update_inits_of_drs): Go through loads and stores in one loop.
2166         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
2167         removed fields.
2168         (new_loop_vec_info): Initialize new fields.
2169         (destroy_loop_vec_info): Free new fields.
2170         (vect_strip_conversion): Remove.
2171         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
2172         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
2173         datarefs. Add new field ddrs.
2174         Add macros for the new fields access.
2175         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
2176         base_aligned_p, misalignment, memtag, ptr_info and subvars.
2177         Remove their macros.
2178         * tree.h (highest_pow2_factor): Declare.
2179
2180 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
2181
2182         * calls.c (store_one_arg): Check for sibling call MEM arguments
2183         from already clobbered incoming argument area.
2184
2185 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2186
2187         * c-common.c (check_missing_format_attribute): New.
2188         * c-common.h (check_missing_format_attribute): Likewise.
2189         * c-typeck.c (convert_for_assignment): Use it.
2190
2191 2005-07-24  Andreas Schwab  <schwab@suse.de>
2192
2193         * config/m68k/m68k.md ("extendqidi2"): When source is an address
2194         register use a word move.  Correct operand of ext.w in 68000 code.
2195
2196 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
2197
2198         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
2199         variables as declarations, rather than definitions.
2200
2201 2005-07-24  Ira Rosen  <irar@il.ibm.com>
2202
2203         PR tree-optimization/22526
2204         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
2205         of the zero node.
2206
2207 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
2208
2209         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
2210         that C99 reserve for future use. Use it to define clog10,
2211         clog10f and clog10l.
2212
2213 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2214
2215         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
2216         * configure.ac: Check for -Wmissing-format-attribute.
2217
2218         * configure: Regenerate.
2219
2220 2005-07-23  Richard Henderson  <rth@redhat.com>
2221
2222         PR tree-optimization/22623
2223         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
2224
2225 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
2226
2227         PR target/22577
2228         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
2229
2230 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2231
2232         * Makefile.in (C_TREE_H): Update dependencies.
2233         * c-tree.h: Include toplev.h.
2234         * diagnostic.h (diagnostic_set_info): Add format attribute.
2235         * rtl-error.c (diagnostic_for_asm): Likewise.
2236
2237 2005-07-23  Chao-ying Fu  <fu@mips.com>
2238
2239         * config/mips/mips-dsp.md: New file.
2240         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
2241         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
2242         functions.
2243         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
2244         MIPS_BUILTIN_BPOSGE32.
2245         (mips_expand_builtin_direct): Add one parameter to indicate that
2246         builtin functions need to return a value.
2247         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
2248         functions.
2249         (mips_regno_to_class): Add classes for 12 new DSP registers.
2250         (mips_subword): Change to check four HI registers.
2251         (mips_output_move): Output move to and from 6 new DSP accumulators.
2252         (override_options): Make sure -mdsp and -mips16 are not used together.
2253         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
2254         for machine modes.
2255         (mips_conditional_register_usage): Disable 6 new DSP accumulators
2256         when !TARGET_DSP.
2257         (print_operand): Add 'q' for printing DSP accumulators.
2258         (mips_cannot_change_mode_class): Check ACC_REGS.
2259         (mips_secondary_reload_class): Check ACC_REGS.
2260         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
2261         (mips_register_move_cost): Check ACC_REGS.
2262         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
2263         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
2264         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
2265         (dsp_bdesc): New array.
2266         (bdesc_arrays): Add DSP builtin function table.
2267         (mips_prepare_builtin_arg): Check predicate again after
2268         copy_to_mode_reg.
2269         (mips_expand_builtin): Add one more parameter to
2270         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
2271         MIPS_BUILTIN_BPOSGE32.
2272         (mips_init_builtins): Initialize new function types.
2273         (mips_expand_builtin_direct): Check if builtin functions need to
2274         return a value and pass operands properly.
2275         (mips_expand_builtin_bposge): New function.
2276         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
2277         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
2278         (FIRST_PSEUDO_REGISTER): Increase to 188.
2279         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2280         Update for 12 new DSP registers.
2281         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
2282         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
2283         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
2284         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
2285         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
2286         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
2287         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
2288         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
2289         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
2290         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
2291         (REGISTER_NAMES): Add names for 12 new DSP registers.
2292         * config/mips/mips.md: Include mips-dsp.md.
2293         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
2294         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
2295         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
2296         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
2297         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
2298         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
2299         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
2300         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
2301         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
2302         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
2303         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
2304         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
2305         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
2306         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
2307         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
2308         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
2309         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
2310         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
2311         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
2312         (UNSPEC_RDDSP): New constants.
2313         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
2314         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
2315         A<-d alternative.
2316         * config/mips/mips.opt (-mdsp): New option.
2317         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
2318         (reg_imm10_operand): New predicates.
2319         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
2320         * doc/invoke.texi (-mdsp): Document new option.
2321
2322 2005-07-22  DJ Delorie  <dj@redhat.com>
2323
2324         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
2325         to warning calls.
2326         * tree-inline.c (inlinable_function_p): Likewise.
2327
2328 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
2329
2330         PR debug/21828
2331         * toplev.c (check_global_declarations): Do not mark undefined
2332         variables as DECL_IGNORED_P.
2333         * varasm.c (first_global_object_name): GTY it.
2334         (weak_global_object_name): Likewise.
2335         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
2336         a string to go into {weak,first}_global_object_name.
2337
2338 2005-07-22  DJ Delorie  <dj@redhat.com>
2339
2340         * c-format.c (check_function_format): Change warning control
2341         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
2342
2343 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
2344
2345         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
2346         &PTR->FLD a dereference of PTR.
2347         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
2348         a potential dereference of PTR.
2349
2350 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
2351
2352         PR rtl-optimization/20370
2353         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
2354         call allocate_reg_info if necessary.
2355
2356         PR rtl-optimization/21848
2357         * calls.c (emit_library_call_value_1): For const functions, add
2358         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
2359
2360         PR rtl-optimization/22445
2361         * cselib.c (target.h): Include.
2362         (rtx_equal_for_cselib_p): Allow commutative matches.
2363         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
2364         Remove MODE parameter.  Changed all callers.
2365
2366         PR rtl-optimization/22258
2367         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
2368         New functions.
2369         (try_combine): Use likely_spilled_retval_p.
2370
2371 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
2372
2373         * config.gcc: Add crx-elf support.
2374
2375         * doc/contrib.texi: Mention crx.
2376         * doc/extend.texi: Document crx extensions.
2377         * doc/install.texi: Document crx install.
2378         * doc/invoke.texi: Document crx options.
2379         * doc/md.texi: Document crx constraints.
2380
2381         * config/crx/crx-protos.h: New file.
2382         * config/crx/crx.c: New file.
2383         * config/crx/crx.h: New file.
2384         * config/crx/crx.md: New file.
2385         * config/crx/crx.opt: New file.
2386         * config/crx/t-crx: New file.
2387
2388 2005-07-22  Manfred Hollstein  <mh@suse.com>
2389
2390         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
2391         warnings.
2392         (int_add_graph_edge): Likewise.
2393         (collapse_nodes): Likewise.
2394         (process_unification_queue): Likewise.
2395
2396 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2397             Laurent GUERBY  <laurent@guerby.net>
2398
2399         PR tree-optimization/22336
2400         * function.c (record_block_change): Check for
2401         cfun->ib_boundaries_block.
2402
2403 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
2404
2405         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
2406         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
2407
2408 2005-07-21  DJ Delorie  <dj@redhat.com>
2409
2410         * toplev.c (warn_deprecated_use): Add warning control to warning
2411         call.
2412         * c-typeck.c (parser_build_binary_op): Likewise.
2413         (c_finish_if_stmt): Likewise.
2414         * c-common.c (check_function_sentinel): Likewise.
2415         (check_nonnull_arg): Likewise.
2416
2417 2005-07-21  Richard Henderson  <rth@redhat.com>
2418
2419         PR tree-opt/22504
2420         * tree-complex.c (complex_ssa_name_components): New.
2421         (cvc_lookup): Allow entry not found.
2422         (create_components): Remove.
2423         (create_one_component_var, get_component_var): New.
2424         (get_component_ssa_name, set_component_ssa_name): New.
2425         (extract_component): Use get_component_ssa_name.
2426         (update_complex_components): Use set_component_ssa_name.
2427         (update_complex_components_on_edge): Likewise.
2428         (update_phi_components): Create new PHI nodes directly, instead
2429         of adding insns to edges.
2430         (tree_lower_complex): Allocate and free complex_variable_components
2431         and complex_ssa_name_components here.
2432
2433 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
2434
2435         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
2436         revert to returning false.
2437
2438 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
2439
2440         PR target/21149
2441         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
2442
2443 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
2444
2445         PR target/22576
2446         * config/i386/i386.md (cmpxf): Change operand constraints
2447         to "nonmemory_operand".
2448
2449 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2450
2451         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
2452
2453 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2454
2455         PR middle-end/21180
2456         * fold-const.c (fold_build1): Add checksum for the operands.
2457         (fold_build2): Likewise.
2458         (fold_build3): Likewise.
2459
2460 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
2461
2462         PR middle-end/19055
2463         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
2464
2465 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2466
2467         * common.opt (-fforward-propagate): Committed by mistake,
2468         removed.
2469
2470 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2471
2472         * reg-stack.c: Fix comment typo(s).
2473         * tree-ssa-operands.c: Likewise.
2474         * tree-vectorizer: Likewise.
2475
2476 2005-07-21  Nick Clifton  <nickc@redhat.com>
2477
2478         * config/sh/symbian.c: Replace C++ style line comments with C
2479         style line comments.
2480         (symbian_add_attribute): Do not use a ? operator on the LHS of
2481         an assignment.
2482         (sh_symbian_handle_dll_attribute): Change the type of the
2483         method vector to "VEC(tree,gc)*" and use vector accessor
2484         macros to walk over the elements.
2485         (symbian_export_vtable_and_rtti_p): Likewise.
2486         (symbian_class_needs_attribute_p): Likewise.
2487
2488 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2489
2490         PR target/22085
2491         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
2492         initialize targetm.resolve_overloaded_builtin here.
2493         (altivec_expand_overloaded_builtin): Make it non-static.
2494         * config/rs6000/rs6000-protos.h
2495         (altivec_expand_overloaded_builtin): New prototype.
2496         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
2497         targetm.resolve_overloaded_builtin here.
2498         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
2499
2500 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
2501             Zdenek Dvorak  <dvorakz@suse.cz>
2502
2503         PR tree-optimization/19210
2504         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
2505         New.
2506         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
2507         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
2508         rely on unproven assumptions.
2509         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
2510         * tree-flow.h (number_of_iterations_exit): Add final parameter.
2511         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
2512         to number_of_iterations_exit.
2513         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
2514         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
2515         * tree-ssa-loop-niter.c (find_loop_niter,
2516         estimate_numbers_of_iterations_loop): Likewise.
2517         (number_of_iterations_exit): Honor the new options.
2518         * doc/invoke.texi (Wunsafe-loop-optimizations,
2519         funsafe-loop-optimizations): Document them.
2520
2521 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
2522
2523         PR rtl-optimization/22167
2524         * gcse.c (hoist_code): Fix hoist_exprs[] check.
2525
2526 2005-07-20  Adam Nemet  <anemet@lnxw.com>
2527
2528         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
2529         __do_global_dtors_aux longcall.
2530
2531 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
2532
2533         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
2534         (old_special_pred_table): Don't reference
2535         SPECIAL_MODE_PREDICATES.
2536         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
2537         * config/arc/arc.h: Don't mention PREDICATE_CODES.
2538         * config/sh/predicates.h: Don't mention
2539         SPECIAL_MODE_PREDICATES.
2540         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
2541         Remove.
2542
2543 2005-07-20  DJ Delorie  <dj@redhat.com>
2544
2545         * config.gcc: Add m32c-elf support.
2546
2547         * doc/contrib.texi: Mention m32c.
2548         * doc/extend.texi: Document m32c extensions.
2549         * doc/install.texi: Mention m32c.
2550         * doc/invoke.texi: Document m32c options.
2551         * doc/md.texi: Document m32c constraints.
2552
2553         * config/m32c/addsub.md: New file.
2554         * config/m32c/bitops.md: New file.
2555         * config/m32c/cond.md: New file.
2556         * config/m32c/jump.md: New file.
2557         * config/m32c/m32c-lib1.S: New file.
2558         * config/m32c/m32c-lib2.c: New file.
2559         * config/m32c/m32c-modes.def: New file.
2560         * config/m32c/m32c-pragma.c: New file.
2561         * config/m32c/m32c-protos.h: New file.
2562         * config/m32c/m32c.abi: New file.
2563         * config/m32c/m32c.c: New file.
2564         * config/m32c/m32c.h: New file.
2565         * config/m32c/m32c.md: New file.
2566         * config/m32c/m32c.opt: New file.
2567         * config/m32c/minmax.md: New file.
2568         * config/m32c/mov.md: New file.
2569         * config/m32c/muldiv.md: New file.
2570         * config/m32c/predicates.md: New file.
2571         * config/m32c/prologue.md: New file.
2572         * config/m32c/shift.md: New file.
2573         * config/m32c/t-m32c: New file.
2574
2575 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2576
2577         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2578         (stack_protect_set, stack_protect_test): New expanders.
2579         (stack_protect_set_si, stack_protect_set_si_media,
2580         stack_protect_set_di_media, stack_protect_test_si,
2581         stack_protect_test_si_media, stack_protect_test_di_media):
2582         New insns.
2583
2584 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
2585
2586         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2587
2588 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
2589
2590         * tree.h (tree_expr_nonzero_p): Export.
2591         * fold-const.c (tree_expr_nonzero_p): Likewise.
2592         Return true for CALL_EXPRs that are alloca calls.
2593         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2594         against zero.
2595         * tree-flow.h (expr_computes_nonzero): Remove.
2596         * tree-vrp.c (expr_computes_nonzero): Remove.
2597         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2598         (extract_range_from_unary_expr): Likewise.
2599         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2600         tree_expr_nonzero_p.
2601
2602 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
2603
2604         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2605         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
2606         extra arg "picreg" and use it instead of pic_offset_table_rtx.
2607         All callers changed.
2608         (frame_related_constant_load): New arg "related" which controls
2609         setting of RTX_FRAME_RELATED_P.  All callers changed.
2610         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2611         (bfin_expand_prologue): Add stack limit checking.
2612         * config/bfin/bfin.md (trapifcc): New pattern.
2613
2614         * config/bfin/bfin.c: Include "langhooks.h".
2615         (def_builtin): Go through lang_hooks to call builtin_function.
2616
2617         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2618         * config/bfin/predicates.md (symbol_ref_operand): New.
2619         (call_insn_operand): Delete.  All callers changed to use
2620         register_no_elim_operand.
2621         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2622         call_cookie field.
2623         (function_arg): Use it to generate the call's operand 2.
2624         (bfin_longcall_p): New function.
2625         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
2626         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
2627         determine if the address needs to be in a REG.
2628         (bfin_handle_longcall_attribute): New function.
2629         (bfin_attribute_table): Add "longcall" and "shortcall".
2630         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2631         (CUMULATIVE_ARGS): New member call_cookie.
2632         (PREDICATE_CODES): Add symbol_ref_operand.
2633         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2634         extra USE to the pattern.
2635         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2636         New patterns, split off call_insn, sibcall_insn, call_value_insn and
2637         sibcall_value_insn; now the new patterns handle direct calls and the
2638         old ones indirect calls.
2639         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2640
2641 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
2642
2643         * doc/trouble.texi: Update section on handling of empty loops.
2644
2645 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
2646
2647         * config.gcc: Remove support for sparc-*-openbsd*,
2648         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2649         ns32k-*-netbsd*.
2650         * config.host: Remove support for i860-*-sysv4* as a host.
2651         * config/i860/*, config/ip2k/*, config/ns32k/*,
2652         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2653         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2654         mention obsolete ports.
2655
2656 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2657
2658         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2659         soft frame pointer.
2660         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2661         of frame_pointer_rtx.
2662         (sh_expand_epilogue): Likewise.
2663         (sh_set_return_address): Likewise.
2664         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2665         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
2666         offsets from FRAME_POINTER_REGNUM.
2667         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2668         (sh_register_names): Add initializer for sfp.
2669         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2670         (VALID_REGISTER_P): Likewise.
2671         (FIRST_PSEUDO_REGISTER): Update.
2672         (DWARF_FRAME_REGISTERS): Define.
2673         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2674         (HARD_FRAME_POINTER_REGNUM): Define.
2675         (FRAME_POINTER_REGNUM): Redefine.
2676         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2677         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
2678         from FRAME_POINTER_REGNUM.
2679         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2680         FRAME_POINTER_REGNUM.
2681         (REG_CLASS_CONTENTS): Add sfp.
2682         (REG_ALLOC_ORDER): Likewise.
2683         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
2684         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2685         of frame_pointer_rtx.
2686         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2687
2688 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
2689
2690         * fold-const.c (tree_expr_nonnegative_p): Only return true for
2691         ABS_EXPR when flag_wrapv is false because of INT_MIN.
2692         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2693         of an ABS_EXPR.
2694         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2695         ABS_EXPR<x>.
2696
2697 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
2698
2699         Make CONSTRUCTOR use VEC to store initializers.
2700         * c-common.c (complete_array_type): Update to cope with VEC in
2701         CONSTRUCTOR_ELTS.
2702         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2703         (pp_c_constructor_elts): New function.
2704         * c-pretty-print.h (pp_c_constructor_elts): Declare.
2705         * c-typeck.c (build_function_call, build_c_cast, digest_init,
2706         struct constructor_stack, struct initializer_stack,
2707         constructor_elements, push_init_level, pop_init_level,
2708         add_pending_init, find_init_member, output_init_element): Update to
2709         cope with VEC in CONSTRUCTOR_ELTS.
2710         * coverage.c (build_fn_info_value, build_ctr_info_value,
2711         build_gcov_info): Likewise.
2712         * expr.c (categorize_ctor_elements_1, store_constructor,
2713         expand_expr_real_1): Likewise.
2714         * fold-const.c (fold_ternary): Likewise.
2715         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2716         gimplify_init_constructor, gimplify_expr): Likewise.
2717         * tree-dump.c (dequeue_and_dump): Likewise.
2718         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2719         node.
2720         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2721         CONSTRUCTOR_ELTS.
2722         * tree-sra.c (generate_element_init_1): Likewise.
2723         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2724         * tree-ssa-operands.c (get_expr_operands): Likewise.
2725         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2726         * tree-vect-transform.c (vect_get_vec_def_for_operand):
2727         (get_initial_def_for_reduction): Likewise.
2728         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2729         value handle in annotations.
2730         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2731         tree_node_structure): Add support for constr_kind.
2732         (build_vector_from_ctor, build_constructor_single,
2733         build_constructor_from_list): New functions.
2734         (build_constructor): Update to take a VEC instead of a TREE_LIST.
2735         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2736         Update to cope with VEC in CONSTRUCTOR_ELTS.
2737         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2738         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2739         CONSTRUCTOR_APPEND_ELT): New macros.
2740         (struct constructor_elt, struct tree_constructor): New data types.
2741         (union tree_node): Add tree_constructor field.
2742         * treestruct.def: Define TS_CONSTRUCTOR.
2743         * varasm.c (const_hash_1, compare_constant, copy_constant,
2744         compute_reloc_for_constant, output_addressed_constants,
2745         initializer_constant_valid_p, output_constant,
2746         array_size_for_constructor, output_constructor): Update to cope with
2747         VEC in CONSTRUCTOR_ELTS.
2748         * vec.h (VEC_empty, VEC_copy): New macros.
2749
2750 2005-07-19  Devang Patel  <dpatel@apple.com>
2751
2752         * dbxout.c (dbxout_type): Check Objective-C++ lang.
2753
2754 2005-07-19  Richard Henderson  <rth@redhat.com>
2755
2756         PR tree-opt/22278
2757         * gimplify.c (gimplify_expr): Use main variant type for the temp
2758         destination for a discarded volatile read.
2759         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2760         casts between non-void types that change volatility.
2761
2762 2005-07-15  DJ Delorie  <dj@redhat.com>
2763
2764         * toplev.h: Add comment about the first parameter for warning().
2765         * errors.h: Likewise.
2766
2767         * c.opt (Wpragmas): New.
2768         * doc/invoke.texi: Document it.
2769
2770         * function.c (do_warn_unused_parameter): Add warning control to
2771         warning call.
2772         * c-decl.c (warn_if_shadowing): Likewise.
2773         * c-lex.c (cb_def_pragma): Likewise.
2774         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2775         (pop_alignment): Likewise.
2776         (handle_pragma_pack): Likewise.
2777         (apply_pragma_weak): Likewise.
2778         (handle_pragma_weak): Likewise.
2779         (handle_pragma_redefine_extname): Likewise.
2780         (add_to_renaming_pragma_list): Likewise.
2781         (handle_pragma_extern_prefix): Likewise.
2782         (maybe_apply_renaming_pragma): Likewise.
2783         (handle_pragma_visibility): Likewise.
2784
2785         * config/c4x/c4x-c.c (BAD): Likewise.
2786         (c4x_parse_pragma): Likewise.
2787         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2788         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2789         (rs6000_pragma_longcall): Likewise.
2790         * config/v850/v850-c.c (pop_data_area): Likewise.
2791         (ghs_pragma_section): Likewise.
2792         (ghs_pragma_section): Likewise.
2793         (ghs_pragma_interrupt): Likewise.
2794         (ghs_pragma_starttda): Likewise.
2795         (ghs_pragma_startsda): Likewise.
2796         (ghs_pragma_startzda): Likewise.
2797         (ghs_pragma_endtda): Likewise.
2798         (ghs_pragma_endsda): Likewise.
2799         (ghs_pragma_endzda): Likewise.
2800
2801 2005-07-19  Danny Berlin <dberlin@dberlin.org>
2802             Kenneth Zadeck <zadeck@naturalbridge.com>
2803
2804         * Makefile.in: Removed tree-promote-statics.c
2805         * tree-promote-statics.c: Removed.
2806         * common.opt: Removed flag-promote-statics.
2807         * opts.c: Ditto.
2808         * passes.c: Removed tree-promote-statics pass.
2809         * tree-pass.h: Ditto.
2810         * timevar.def: Removed TV_PROMOTE_STATICS.
2811
2812
2813 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
2814
2815         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2816         and *-*-freebsd9.
2817         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2818
2819 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2820
2821         PR c/22476
2822         * c-common.c (check_function_arguments): Call
2823         'check_function_format' if either -Wformat or
2824         -Wmissing-format-attribute are specified.
2825         * c-format.c (check_function_format): Check -Wformat before
2826         calling 'check_format_info'.
2827         * c-opts.c (c_common_post_options): Don't warn for
2828         -Wmissing-format-attribute without -Wformat.
2829         * c-typeck.c (convert_for_assignment): Detect additional cases for
2830         -Wmissing-format-attribute.
2831         * doc/invoke.texi (-Wmissing-format-attribute): Document new
2832         behavior.
2833
2834 2005-07-19  Richard Guenther  <rguenther@suse.de>
2835
2836         * config/i386/i386.md (lrint<mode>2): Use temporary
2837         instead of clobbering non-existent memory.
2838
2839 2005-07-19  Nick Clifton  <nickc@redhat.com>
2840
2841         * config/avr/avr.c (legitimate_address_p): Fix debugging print
2842         statement to avoid displaying ASCII control characters.
2843
2844 2005-07-19  Ben Elliston  <bje@au.ibm.com>
2845
2846         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2847         * cfganal.c (find_edge_index): Ditto.
2848         * combine.c (combine_instructions): Ditto.
2849         * ddg.c (create_scc): Ditto.
2850         (find_successors): Ditto.
2851         (find_predecessors): Ditto.
2852         (find_nodes_on_paths): Ditto.
2853         (longest_simple_path): Ditto.
2854         * flow.c (update_life_info): Ditto.
2855         (count_or_remove_death_notes): Ditto.
2856         (clear_log_links): Ditto.
2857         * modulo-sched.c (generate_reg_moves): Ditto.
2858         (find_max_asap): Ditto.
2859         (find_max_hv_min_mob): Ditto.
2860         (find_max_dv_min_mob): Ditto.
2861         * sbitmap.c (sbitmap_first_set_bit): Ditto.
2862         * sched-rgn.c (extract_edgelst): Ditto.
2863         * tree-into-ssa.c (prepare_names_to_update): Ditto.
2864         (dump_update_ssa): Ditto.
2865         (ssa_names_to_replace) Ditto.
2866         (switch_virtuals_to_full_rewrite): Ditto.
2867         (update_ssa): Ditto.
2868         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2869
2870 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
2871
2872         Fix PR tree-optimization/22483
2873
2874         * tree-complex.c (create_components): Use
2875         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2876         * tree-flow-inline.h (fill_referenced_var_vec): New function.
2877         * tree-flow.h (safe_referenced_var_iterator): New structure.
2878         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2879         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2880         safe_referenced_var iterator.
2881         (add_type_alias): Ditto.
2882
2883 2005-07-19  Steven Bosscher  <stevenb@suse.de>
2884
2885         * loop-init.c (rest_of_handle_loop2): Remove.
2886         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2887         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2888         (pass_rtl_loop_init, pass_rtl_loop_done,
2889         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2890         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2891         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2892         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2893         pass_tree_loop_done, and pass_tree_unswitch.
2894         (gate_loop): Rename to gate_tree_loop.
2895         * passes.c (init_optimization_passes): Update for renamed tree
2896         loop passes.  Add the new loop2 passes as subpasses of loop2.
2897         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2898         Update for the renamed tree loop passes.
2899
2900 2005-07-18  Ian Lance Taylor  <ian@airs.com>
2901
2902         PR middle-end/22057
2903         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2904         blocks when optimizing.
2905
2906 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
2907
2908         * common.opt (frename-registers): Initialize to 2.
2909         (fweb): Ditto.
2910         (fgcse-after-reload): Ditto.
2911         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2912         (process_options): Only change flag_web, flag_rename_registers,
2913         and flag_rerun_cse_after_loop if not explicitly set by user.
2914
2915 2005-07-18  Jan Beulich  <jbeulich@novell.com>
2916
2917         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2918         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2919         in 64-bit mode the same as DImode in 32-bit mode.
2920         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2921         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2922         mode. Add new mode parameter.
2923         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2924         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2925         x86_64_shift_adj): New expanders.
2926         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2927         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2928         insns.
2929         Respective new splitters. Use renamed shift splitter helpers in 32-bit
2930         DImode shift splitters.
2931         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2932         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2933         mode parameter.
2934
2935 2005-07-18  Jan Beulich  <jbeulich@novell.com>
2936
2937         * i386.md (movdi_extzv_1): New.
2938         (zero_extendhidi2): Combine alternatives and never force use of
2939         REX64 prefix.
2940         (zero_extendqidi2): Likewise. Don't restrict input selection.
2941
2942 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2943
2944         Fix PR tree-optimization/22531
2945         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
2946          moment.
2947
2948 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2949
2950         * tree-promote-statics.c (pass_promote_statics): Change dump file
2951          name.
2952
2953 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2954
2955         * tree-optimize.c (init_tree_optimization_passes): Add
2956         pass_eliminate_useless_stores pass.
2957         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2958         * tree-ssa-pre.c (is_copy_stmt): New function.
2959         (follow_copies_till_vuse): Ditto.
2960         (do_eustores): Ditto.
2961         (gate_eustores): Ditto.
2962
2963 2005-07-16  Richard Henderson  <rth@redhat.com>
2964
2965         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2966
2967 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2968            Kenneth Zadeck <zadeck@naturalbridge.com>
2969
2970         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2971         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2972         ipa-type-escape.h, tree-promote-statics.c
2973         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2974         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2975         tree-promote-statics.c: new files.
2976         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2977         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2978         int nonlocal_set_p, mark_constant_function): Deleted.
2979         (rest_of_handle_cfg): Removed call to mark_constant_function.
2980         (nonoverlapping_component_refs_p): Added calls to support
2981         type based aliasing.
2982         * tree-ssa-alias.c (may_alias_p,
2983         compute_flow_insensitive_aliasing): Ditto.
2984         * calls.c (flags_from_decl_or_type): Removed reference to
2985         cgraph_rtl_info.
2986         * c-typeck.c (convert_arguments): Make builtins tolerant of having
2987         too many arguments.  This is necessary for Spec 2000.
2988         * cgraph.h (const_function, pure_function): Removed.
2989         * common.opt: Added "fipa-pure-const", "fipa-reference",
2990         "fipa-type-escape", and "ftree-promote-static".
2991         * opts.c: Ditto.
2992         * passes.c: Added ipa and tree-promote-statics passes.
2993         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2994         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2995         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2996         * tree-flow.h: Added exposed sra calls and addition of
2997         reference_vars_info field for FUNCTION_DECLS.
2998         * tree-pass.h: Added passes.
2999         * tree-sra.c: (sra_init_cache): New function.
3000         (sra_insert_before, sra_insert_after) Made public.
3001         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
3002         and made public.
3003         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
3004         aliasing. (may_alias_p): Added code to use type escape analysis to
3005         improve alias sets.
3006         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
3007         code to prune clobbers of static variables based on information
3008         produced in ipa-reference pass.  Changed call clobbering so that
3009         statics are not marked as clobbered if the call does not clobber
3010         them.
3011
3012 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
3013
3014         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
3015         too.
3016
3017 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
3018
3019         * doc/install.texi (*-*-solaris2*): Document recommended version
3020         of GNU binutils and mention GNU linker problem on Solaris 10.
3021
3022 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
3023
3024         PR c/22421
3025         * c-decl.c (c_build_bitfield_integer_type): New function.
3026         (finish_struct): Call it.
3027         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
3028
3029 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3030
3031         * c-typeck.c (digest_init): Call 'convert_for_assignment'
3032         before returning.
3033
3034 2005-07-16  Jan Hubicka  <jh@suse.cz>
3035
3036         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
3037         (scale_bbs_frequencies_int): Watch roundoff errors.
3038         * predict.c (return_prediction): Initialize return_stmt.
3039
3040 2005-07-16  Jan Hubicka  <jh@suse.cz>
3041
3042         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
3043         after RTL profiling.
3044
3045 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
3046
3047         PR middle-end/22398
3048         * fold-const.c (build_range_check): Convert high/low to etype
3049         if we are only comparing against exp.
3050
3051 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
3052
3053         Fix PR tree-optimization/22376
3054         * tree-ssa-structalias.c (build_constraint_graph): We really meant
3055         special var here.
3056         (need_to_solve): New function.
3057         (compute_points_to_sets): Use it.
3058
3059 2005-07-15  Jan Hubicka  <jh@suse.cz>
3060
3061         * cfg.c (update_bb_profile_for_threading): More diagnostic.
3062         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
3063
3064 2005-07-15  Richard Guenther  <rguenther@suse.de>
3065
3066         * c-common.c (handle_flatten_attribute): New function.
3067         Add flatten function attribute.
3068         * doc/extend.texi: Document flatten function attribute.
3069         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
3070         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
3071         New functions.
3072         (cgraph_decide_inlining): Handle functions with flatten
3073         attribute.
3074
3075 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
3076
3077         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
3078         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
3079         UNSPEC_XCHG, UNSPEC_AND): New.
3080         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
3081         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
3082         * config/rs6000/sync.md (FETCHOP): New code macro.
3083         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
3084         New code attrs.
3085         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
3086         (sync_compare_and_swap<mode>): Same.
3087         (sync_lock_test_and_set<mode>): Same.
3088         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
3089         for QImode and HImode, and not PPC405.
3090         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
3091         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
3092         (sync_<fetchop>{si,di}_internal): New.
3093         (sync_nand{si,di}_internal): New.
3094         (sync_old_<fetchop>{si,di}_internal): New.
3095         (sync_old_nand{si,di}_internal): New
3096         (sync_new_<fetchop>{si,di}_internal): New.
3097         (sync_new_nand{si,di}_internal): New.
3098         (atomic_and{si,di}): New.
3099         (sync_new_nand{si,di}_internal): New.
3100         (atomic_and{si,di}): New.
3101         (sync_add<mode>_internal): Delete.
3102         (sync_addshort_internal): Use unspec instead of unspec_volatile.
3103         (sync_sub<mode>_internal): Delte.
3104         (sync_subshort_internal): New.
3105         (sync_andsi_internal): Use unspec instead of unspec_volatile.
3106         (sync_anddi_internal): Delete.
3107         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
3108         (sync_booldi_internal): Delete.
3109         (sync_boolc<mode>_internal): Delete.
3110         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
3111         (sync_boolc<mode>_internal2): Delete.
3112         (sync_boolcc<mode>_internal): Delete.
3113         (isync, lwsync): Use unspec instead of unspec_volatile.
3114         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
3115         Revert UNSPEC_VOLATILE.
3116         (rs6000_split_atomic_op): New.
3117         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
3118
3119 2005-07-14  Eric Christopher  <echristo@redhat.com>
3120
3121         * config/mips/mips.c (mips_canonicalize_comparison): Cast
3122         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
3123
3124 2005-07-14  Eric Christopher  <echristo@redhat.com>
3125
3126         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
3127
3128 2005-07-14  Steven Bosscher  <stevenb@suse.de>
3129
3130         PR tree-optimization/22230
3131         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
3132         the computation of the four cross productions for "range op range".
3133
3134 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
3135             Ulrich Weigand  <uweigand@de.ibm.com>
3136
3137         PR target/20126
3138         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
3139         in some insn.
3140
3141 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
3142
3143         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
3144
3145 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
3146
3147         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
3148
3149 2005-07-14  Richard Guenther  <rguenther@suse.de>
3150
3151         PR middle-end/22347
3152         * config/i386/i386-protos.h (ix86_function_value): Change
3153         prototype to match new target hook.
3154         * config/i386/i386.c (ix86_value_regno): Change prototype
3155         to take extra type argument.
3156         (TARGET_FUNCTION_VALUE): Define.
3157         (ix86_function_ok_for_sibcall): Pass extra argument to
3158         ix86_value_regno, check return slot rtx for exact match.
3159         (ix86_function_value): Take extra parameter.  Dispatch to
3160         ix86_value_regno with fndecl/fntype as provided.
3161         (ix86_value_regno): Handle extra type argument.
3162         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
3163
3164         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
3165         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
3166         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
3167         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
3168         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
3169
3170 2005-07-14  Richard Guenther  <rguenther@suse.de>
3171
3172         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
3173         * calls.c (expand_call): Pass fntype to hard_function_value.
3174         (emit_library_call_value_1): Likewise.
3175         * explow.c: Include target.h.
3176         (hard_function_value): Take extra argument, the fntype.
3177         Use new target hook for function_value.
3178         * expr.h (hard_function_value): Change prototype.
3179         * function.c (aggregate_value_p): Pass 0 as fntype to
3180         hard_function_value.
3181         (assign_parms): Use new target hook for function_value.
3182         Pass 0 as fntype to hard_function_value.
3183         (expand_function_end): Likewise.
3184         * reg-stack.c: Include target.h.
3185         (stack_result): Use new target hook for function_value.
3186         * target-def.h: New target hook function_value.
3187         * target.h: Likewise.
3188         * targhooks.c (default_function_value): New function.
3189         * targhooks.h (default_function_value): Declare.
3190
3191 2005-07-13  Ian Lance Taylor  <ian@airs.com>
3192
3193         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
3194
3195 2005-07-14  Jan Hubicka  <jh@suse.cz>
3196
3197         * tree-dfa.c (dump_variable): Use default_def function.
3198         * tree-ssa-alias.c (dump_points_to_info): Likewise.
3199         * tree-ssa.c (verify_use): Likewise.
3200         * tree-ssanames.c (release_ssa_name): Likewise.
3201         * tree-tailcall.c (eliminate_tail_call): Likewise.
3202         (tree_optimize_tail_calls_1): Likewise.
3203         * tree-vrp.c (get_value_range): Likewise.
3204
3205 2005-07-14  Ben Elliston  <bje@au.ibm.com>
3206
3207         * gcc.c (main): Compare language[0] with '*' when iterating over
3208         the infiles.
3209
3210 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
3211
3212         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
3213         "s390_emit_compare".  Add handling of CCZ1mode.
3214         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
3215         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
3216         checking.
3217         (s390_branch_condition_mask): Add CCZ1mode handling.
3218         * config/s390/s390.md: ("seq", "*seq"): New pattern.
3219         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
3220         Use CCZ1mode instead of CCZmode.
3221         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
3222
3223 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
3224
3225         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
3226         pattern.
3227         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
3228
3229 2005-07-13  Eric Christopher  <echristo@redhat.com>
3230
3231         * config/mips/mips.c (mips_canonicalize_comparison): New.
3232         (mips_emit_int_relational): Use.
3233
3234 2005-07-13  Eric Christopher  <echristo@redhat.com>
3235
3236         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3237         static extra parts.
3238         * config/s390/s390.md: Include tpf.md. Move tpf specific
3239         patterns...
3240         * config/s390/tpf.md: To here.
3241         * config/s390/s390.opt: Move tpf specific options...
3242         * config/s390/tpf.opt: to here. Add mmain option.
3243         * config/s390/tpf-unwind.h: Remove unnecessary defines.
3244         * config/s390/tpf.h: Rewrite.
3245
3246 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
3247
3248         * doc/tm.texi: Remove @xref{Cross-profiling}.
3249
3250 2005-07-13  Jeff Law  <law@redhat.com>
3251
3252         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
3253         expressions, test their _DECL operands for pointer equality rather
3254         than using operand_equal_p.
3255
3256 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
3257
3258         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
3259         (TARGET_POSIX_IO): This.
3260         * config/darwin.h: Likewise.
3261         * config/freebsd.h: Likewise.
3262         * config/linux.h: Likewise.
3263         * config/lynx.h: Likewise.
3264         * config/netbsd.h: Likewise.
3265         * config/rs6000/linux64.h: Likewise.
3266         * config/rs6000/linux.h: Likewise.
3267         * config/s390/tpf.h: Likewise.
3268         * config/sh/embed-elf.h: Likewise.
3269         * config/sparc/linux64.h: Likewise.
3270         * config/sparc/linux.h: Likewise.
3271         * config/svr4.h: Likewise.
3272         * gcov-io.h: Likewise.
3273
3274         * doc/tm.texi: Updated.
3275
3276         * libgcov.c (create_file_directory): Defined only if
3277         TARGET_POSIX_IO is defined.
3278         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
3279         is defined.
3280
3281 2005-07-13  Jan Hubicka  <jh@suse.cz>
3282
3283         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
3284
3285 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
3286
3287         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
3288         structure as argument.
3289
3290 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
3291
3292         PR tree-optimization/21921
3293         * tree-iterator.c (tsi_link_before): Support the case when
3294         tsi_end_p (tsi) == true.
3295
3296 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3297
3298         PR tree-optimization/22442
3299         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
3300         correctly.
3301
3302 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3303
3304         PR rtl-optimization/20376
3305         * toplev.c (process_options): Enable -fweb and -frename-registers when
3306         unrolling.
3307         * doc/invoke.texi: Update the information about when -fweb and
3308         -frename-registers are enabled.
3309
3310 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3311
3312         PR tree-opt/21840
3313         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
3314         if *rhs_p is not a SSA_NAME.
3315
3316 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
3317
3318         Fix PR tree-optimization/22422
3319         * tree-ssa-structalias.c (struct variable_info): Add flag for
3320         special vars.
3321         (get_varinfo): Now a static function.
3322         (new_varinfo): init has_union and is_special_var to false.
3323         (solution_set_add): Check has_union.
3324         (do_da_constraint): Move temporary variable so it gets reset
3325         properly.
3326         Also check for special variable.
3327         (do_ds_constraint): Ditto.
3328         (do_sd_constraint): Ditto.
3329         (do_structure_copy): Check for special variable.
3330         (find_func_aliases): Ditto.
3331         (init_base_vars): Set special vars properly.
3332
3333 2005-07-13  Jan Hubicka  <jh@suse.cz>
3334
3335         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
3336         do unit-at-a-time.
3337
3338         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
3339         (get_expr_operands): Fix thinko wrt flags and subvars.
3340
3341         PR tree-optimize/22379
3342         * tree-inline.c (expand_call_inline): Do not output sorry in early
3343         inlining.
3344
3345 2005-07-12  Dale Johannesen  <dalej@apple.com>
3346
3347         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
3348
3349 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3350
3351         PR bootstrap/21704
3352         * host-linux.h: Include limits.h.
3353
3354 2005-07-12  Dale Johannesen  <dalej@apple.com>
3355
3356         * expr.c (compress_float_constant):  Add cost check.
3357         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
3358
3359 2005-07-12  Dale Johannesen  <dalej@apple.com>
3360
3361         * gcc.target/i386/compress-float-sse.c:  New.
3362         * gcc.target/i386/compress-float-sse-pic.c:  New.
3363         * gcc.target/i386/compress-float-387.c:  New.
3364         * gcc.target/i386/compress-float-387-pic.c:  New.
3365         * gcc.dg/compress-float-ppc.c:  New.
3366         * gcc.dg/compress-float-ppc-pic.c:  New.
3367
3368 2005-07-12  Eric Christopher  <echristo@redhat.com>
3369
3370         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
3371         static extra parts.
3372         * config/s390/s390.md: Include tpf.md. Move tpf specific
3373         patterns...
3374         * config/s390/tpf.md: To here.
3375         * config/s390/s390.opt: Move tpf specific options...
3376         * config/s390/tpf.opt: to here. Add mmain option.
3377         * config/s390/tpf-unwind.h: Remove unnecessary defines.
3378         * config/s390/tpf.h: Rewrite.
3379
3380 2005-07-12  Eric Christopher  <echristo@redhat.com>
3381
3382         * gcc.c (struct infile): Update comment for language.
3383         (main): Rewrite input file resetting code.
3384
3385 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
3386
3387         PR tree-opt/22335
3388         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
3389         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
3390         (lookup_avail_expr): Use constant_boolean_node instead
3391         of boolean_false_node/boolean_true_node.
3392
3393 2005-07-12  Ben Elliston  <bje@au.ibm.com>
3394
3395         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
3396         and use it when printing num_edges.
3397
3398 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
3399
3400         * doc/extend.texi (Blackfin Built-in Functions): New section.
3401         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
3402         @opindex.
3403
3404 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
3405
3406         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
3407         s/cmpstrsi/cmpstrnsi
3408         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
3409         'cmpstrnsi'.
3410         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
3411         (init_optabs): Initialize cmpstrn_optab.
3412         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
3413         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
3414         * expr.c: (enum insn_code cmpstrn_optab): Declare.
3415         * config/i386/i386.md: s/cmpstr/cmpstrn
3416         * config/c4x/c4x.md: s/cmpstr/cmpstrn
3417         * doc/md.texi: Update documentation.
3418
3419 2005-07-11  Richard Henderson  <rth@redhat.com>
3420
3421         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
3422         build_va_arg_indirect_ref.
3423         (alpha_gimplify_va_arg): Likewise.
3424         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
3425         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
3426         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
3427         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
3428         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
3429         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
3430         Likewise.
3431         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
3432
3433 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
3434
3435         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
3436         * passes.c (init_optimization_passes): Add pass_empty_loop.
3437         * tree-pass.h (pass_empty_loop): Declare.
3438         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
3439         try_remove_empty_loop, remove_empty_loops): New functions.
3440         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
3441         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
3442
3443 2005-07-12  Peter Barada  <peter@the-baradas.com>
3444
3445         PR middle-end/16719
3446         PR middle-end/18421
3447         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
3448         in address registers.
3449         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
3450         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
3451         alternative of addsi3_5200.
3452
3453 2005-07-11  Ian Lance Taylor  <ian@airs.com>
3454
3455         * config/mips/mips.md (ffs<mode>2): Remove.
3456
3457 2005-07-11  Ian Lance Taylor  <ian@airs.com>
3458
3459         * doc/tree-ssa.texi (Cleanups): Improve description of
3460         TRY_FINALLY_EXPR.
3461         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
3462
3463 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
3464
3465         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
3466         * tree.h (DECL_ARGUMENT_FLD): New macro.
3467
3468 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
3469
3470         Fix PR tree-optimization/22404
3471
3472         * tree-ssa-structalias.c (create_variable_info_for): Use
3473         correct offset.
3474
3475 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
3476
3477         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
3478         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
3479         for second comparison operand.
3480         * config/bfin/predicates.md (reg_or_const_int_operand): New.
3481
3482         * config/bfin/bfin.md (define_attr "type"): Add "sync".
3483         (define_insn_reservation "alu"): Likewise.
3484         (csync, ssync): Now of type sync.
3485         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
3486         -mcsync-anomaly -mspecld-anomaly.
3487         * config/bfin/bfin.opt (mcsync): Remove.
3488         (mcsync-anomaly, mspecld-anomaly): Add.
3489         * config/bfin/bfin.c: Include "insn-codes.h".
3490         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
3491         (TARGET_DEFAULT_TARGET_FLAGS): New.
3492         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
3493
3494 2005-07-11  Steven Bosscher  <stevenb@suse.de>
3495
3496         * basic-block.h: Give the BB flags enum a name, bb_flags.
3497         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
3498         * cfgcleanup.c (enum bb_flags): Remove here.
3499         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
3500         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
3501         (update_forwarder_flag): Likewise.
3502         (thread_jump): Likewise.
3503         (try_forward_edges): Likewise.
3504         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
3505         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
3506         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
3507
3508 2005-07-11  Richard Guenther  <rguenther@suse.de>
3509
3510         * config/i386/i386.opt: New target option -msseregparm.
3511         * config/i386/i386.c (override_options): Error out for
3512         -msseregparm but no SSE support.
3513         (ix86_function_sseregparm): Check for global sseregparm.
3514         * doc/invoke.texi: Document -msseregparm.
3515
3516 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3517
3518         * config.gcc (m32r-*-linux*): Use the default extra_parts.
3519         (m32rle-*-linux*): Ditto.
3520
3521 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
3522
3523         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
3524         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
3525         bytes.
3526
3527 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3528
3529         PR middle-end/22239
3530         PR target/20126
3531         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
3532         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
3533
3534 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
3535
3536         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
3537         (varmap): Heapify varmap.
3538         (constraints): Heapify constraints.
3539         (struct constraint_graph): Heapify succs and preds.
3540         (constraint_vec_find): Update for heapification.
3541         (constraint_set_union): Ditto.
3542         (insert_into_complex): Ditto.
3543         (constraint_edge_vec_find): Ditto.
3544         (erase_graph_self_edge): Ditto.
3545         (add_graph_edge): Ditto.
3546         (get_graph_weights): Ditto.
3547         (merge_graph_nodes): Ditto.
3548         (build_constraint_graph): Ditto.
3549         (topo_visit): Ditto.
3550         (solve_graph): Ditto.
3551         (create_variable_info_for): Ditto.
3552         (init_base_vars): Ditto.
3553         (delete_points_to_sets): Free graph, varmap, and complex constraints.
3554         (condese_varmap_nodes): Free complex vector.
3555         (clear_edges_for_node): Clear succs and preds vector.
3556
3557 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
3558
3559         * tree-ssa-structalias.c (update_alias_info): Change counting of
3560         references to not include vdefs.
3561
3562 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
3563
3564         * tree-ssa-alias.c (free_used_part_map): Add missing free.
3565         (up_insert): Ditto.
3566
3567 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3568
3569         * pa.c (pa_commutative_p): Make PLUS commutative when
3570         TARGET_NO_SPACE_REGS is true.
3571
3572 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
3573
3574         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3575         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3576         * tree-dfa.c (dump_subvars_for): New.
3577         (debug_subvars_for): New.
3578         (dump_variable): Show subvariables if VAR has them.
3579         * tree-flow-inline.h (get_subvar_at): New.
3580         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3581         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3582         Update all users.
3583         (struct subvar): Change fields offset and size to unsigned
3584         HOST_WIDE_INT.
3585         (dump_subvars_for): Declare.
3586         (debug_subvars_for): Declare.
3587         (get_subvar_at): Declare.
3588         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3589         to unsigned HOST_WIDE_INT *.
3590         (overlap_subvar): Likewise.
3591         * tree-gimple.c (is_gimple_reg): Always return false for
3592         SFTs and memory tags.
3593         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3594         Update all callers.
3595         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3596         (compute_may_aliases): Call compute_points_to_sets.
3597         (collect_points_to_info_for): Remove.
3598         (compute_points_to_and_addr_escape): Remove.
3599         (delete_alias_info): Call delete_points_to_sets.
3600         (compute_flow_sensitive_aliasing): If the call to
3601         find_what_p_points_to returns false, call set_pt_anything.
3602         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3603         (set_pt_anything): Clear pi->pt_vars.
3604         (set_pt_malloc): Remove.
3605         (merge_pointed_to_info): Remove.
3606         (add_pointed_to_expr): Remove.
3607         (add_pointed_to_var): Remove.
3608         (collect_points_to_info_r): Remove.
3609         (is_escape_site): Make extern.
3610         (create_sft): New.
3611         (create_overlap_variables_for): Call it.
3612         * tree-ssa-copy.c (merge_alias_info): Never merge
3613         flow-sensitive alias information.
3614         * tree-ssa-operands.c (get_expr_operands): Adjust variables
3615         offset and size to be unsigned HOST_WIDE_INT.
3616         (add_to_addressable_set): Rename from note_addressable.
3617         Set TREE_ADDRESSABLE as the variables are added to the set.
3618         Update all users.
3619         (add_stmt_operand): Do not try to micro-optimize unmodifiable
3620         operands into VUSEs when adding V_MAY_DEFs for members in an
3621         alias set.
3622         * tree-ssa-operands.h (add_to_addressable_set): Declare.
3623         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3624         (struct variable_info): Add bitfield is_heap_var.
3625         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3626         (new_var_info): Initialize is_heap_var.
3627         (get_constraint_for): Add HEAP variables to the symbol table.
3628         Mark them with is_heap_var.
3629         (update_alias_info): New.  Taken mostly from the old
3630         compute_points_to_and_addr_escape.
3631         (handle_ptr_arith): New.
3632         (find_func_aliases): Call update_alias_info.
3633         Call handle_ptr_info for tcc_binary expressions.
3634         Call mark_stmt_modified.
3635         (create_variable_info_for): If DECL has subvars, do not create
3636         variables for its subvars.  Always add all the fields.
3637         (set_uids_in_ptset): If the solution includes ANYOFFSET and
3638         SFTs, then add all the SFTs of the structure.
3639         If VI->DECL is an aggregate with subvariables, add the SFT at
3640         VI->OFFSET.
3641         (find_what_p_points_to): If VI is an artificial variable,
3642         translate to bitfields in SSA_NAME_PTR_INFO.
3643         If the solution is empty, set pi->pt_vars to NULL
3644         (init_base_vars): Create ANYOFFSET.
3645         (compute_points_to_sets): Rename from create_alias_vars.
3646         Make extern.
3647         (pass_build_pta): Remove.
3648         (delete_points_to_sets): Rename from delete_alias_vars.
3649         (pass_del_pta): Remove.
3650         * tree-ssa-structalias.h (struct alias_info): Move from
3651         tree-ssa-alias.h.
3652         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3653         NUM_REFERENCES_SET): Likewise.
3654         (compute_points_to_sets, delete_points_to_sets): Declare.
3655
3656 2005-07-09  Richard Henderson  <rth@redhat.com>
3657
3658         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3659         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3660         alpha_split_lock_test_and_set_12): New functions.
3661         * config/alpha/alpha-protos.h: Update.
3662         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3663         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3664         * config/alpha/sync.md (I12MODE): New.
3665         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3666         (sync_<fetchop_name><I48MODE>): Likewise.
3667         (sync_nand<I48MODE>): Likewise.
3668         (sync_old_<fetchop_name><I48MODE>): Likewise.
3669         (sync_new_<fetchop_name><I48MODE>): Likewise.
3670         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3671         (sync_compare_and_swap<I48MODE>): Likewise.
3672         (sync_lock_test_and_set<I48MODE>): Likewise.
3673         (sync_compare_and_swap<I12MODE>): New.
3674         (sync_compare_and_swap<I12MODE>_1): New.
3675         (sync_lock_test_and_set<I12MODE>): New.
3676         (sync_lock_test_and_set<I12MODE>_1): New.
3677
3678 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
3679
3680         PR 21356
3681         PR 22332
3682         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3683
3684 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
3685
3686         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3687         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3688
3689 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
3690
3691         PR target/21656
3692         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3693
3694 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
3695
3696         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3697         memory_operand constraint.
3698         (store_conditional_<mode>): Same.
3699         (sync_compare_and_swap<mode>): Same.
3700         (sync_lock_test_and_set<mode>): Same.
3701
3702 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
3703
3704         Rewrite PIC support to more closely model actual instructions.
3705         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3706         (cris_symbol): Remove prototypes for removed functions.
3707         (cris_pic_symbol_type_of, cris_valid_pic_const)
3708         (cris_expand_pic_call_address): Prototypes for new functions.
3709         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3710         variable.
3711         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3712         modifiers.
3713         <case ':'>: Add case for new punctuation character.
3714         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3715         emitting (extra) PIC modifier.
3716         <case UNSPEC>: Do not assert for PLT.
3717         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3718         (cris_expand_prologue, cris_expand_epilogue): Check
3719         for pic_offset_table_rtx usage instead of taking
3720         current_function_uses_pic_offset_table as the final word.
3721         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3722         Remove flag_pic difference.
3723         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3724         the moral equivalents of...
3725         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3726         functions.
3727         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3728         (cris_handle_option): Mark ARG as unused.
3729         (cris_expand_pic_call_address): New worker function for "call",
3730         "call_value".
3731         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3732         output PIC constructs here.
3733         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3734         as symbol-specific modifers, not whole or part of operands.
3735         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3736         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3737         constants and flag_pic.
3738         (CONSTANT_INDEX_P): Adjust for new functions.
3739         (enum cris_pic_symbol_type): New helper type.
3740         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3741         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3742         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3743         define_constants.
3744         ("movsi"): Emit actual instructions for GOT and relative access.
3745         ("*movsi_got_load"): New pattern to set up the register holding
3746         the GOT pointer.
3747         ("*movsi_internal"): Operand 1 is not a plain general_operand.
3748         Adjust FIXME for 'S'.
3749         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3750         Use "movs" for -fpic cases.
3751         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3752         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3753         ("call", "call_value"): Just call cris_expand_pic_call_address for
3754         PIC addresses.
3755         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3756         Remove special pattern.
3757         ("*expanded_call_side", "*expanded_call_value_side"): New
3758         patterns.
3759         (gotplt-to-plt, gotplt-to-plt-side-call)
3760         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3761         peephole2:s.
3762         * config/cris/cris/predicates.md
3763         ("cris_general_operand_or_gotless_symbol"): Remove unused
3764         predicate.
3765         ("cris_general_operand_or_symbol"): Adjust for new functions.
3766
3767 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3768
3769         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3770
3771 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
3772
3773         * Makefile.in (TREE_H): Add treestruct.def.
3774         (c-decl.o): Add pointer-set.h
3775         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3776         visibility on regular DECL's.
3777         (merge_decls): Fix the copying of decl nodes of various types for
3778         the new structures.  Don't update RTL, section name, weak status,
3779         etc, on DECL's without RTL.
3780         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3781         Don't check volatile on non-variable types.
3782         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3783         to check whether we have seen arguments.
3784         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3785         flag is checked before field (flag is common, field is not).
3786         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
3787         TS_DECL_COMMON could have an origin.
3788         (add_location_or_const_value_attribute): Don't check section name
3789         on non-var/function decls.
3790         (dwarf2out_var_location): Reverse order of tests.
3791         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3792         with DECL_WRTL_CHECK.
3793         * expmed.c (make_tree): rtl is now in decl_with_rtl.
3794         * fold-const.c (fold_binary): Don't check weakness on
3795         non-var/function decls.
3796         (tree_expr_nonzero_p): Ditto.
3797         (fold_checksum_tree): Use tree_decl_extra as sizeof
3798         buffer.
3799         * ggc-page.c (extra_order_size_table): Add sizes for
3800         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
3801         tree_field_decl.
3802         * gimplify.c (gimplify_bind_expr): Only set
3803         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3804         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3805         without RTL.
3806         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3807         * langhooks.h (init_ts). New langhook.
3808         * passes.c (rest_of_decl_compilation): Reverse order of tests.
3809         * print-tree.c (print_node): Update to only print fields that
3810         exist in the structures the passed decl has.
3811         * toplev.c (wrapup_global_declarations): Don't reset
3812         DECL_DEFER_OUTPUT on DECL's that don't contain it.
3813         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3814         * tree-inline.c (remap_decl): Ditto.
3815         * tree-outof-ssa.c (create_temp): Reverse order of tests.
3816         * tree-pretty-print.c (print_declaration): Don't print
3817         DECL_REGISTER on things that don't contain it.
3818         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3819         non-var/function decls.
3820         * tree.c (tree_contains_struct): New structure.
3821         (init_priority_for_decl): New hashtable.
3822         (tree_int_map): New structure.
3823         (tree_int_map_eq): New function.
3824         (tree_int_map_marked_p): Ditto.
3825         (tree_int_map_hash): Ditto.
3826         (tree_map): Move to tree.h.
3827         (tree_map_eq): Externalize.
3828         (tree_map_hash): Ditto.
3829         (tree_map_marked_p): Ditto.
3830         (init_ttree): Set up tree_contains_struct and call langhook.
3831         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3832         (tree_code_size): Update for new structures.
3833         (tree_node_structure): Update for new structures.
3834         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3835         without the field.
3836         (copy_node_stat):  Copy init priority.
3837         (build_decl_stat): Ditto for visibility.
3838         (ts_enum_names): New.
3839         (tree_contains_struct_check_failed): New function.
3840         (decl_init_priority_lookup): Ditto.
3841         (decl_init_priority_insert): Ditto.
3842         * treestruct.def: New file.
3843         * tree.h (CODE_CONTAINS_STRUCT): New macro.
3844         (CONTAINS_STRUCT_CHECK): Ditto.
3845         (tree_contains_struct_check_failed): New prototype.
3846         (DECL_CHECK): Removed.
3847         (DECL_MINIMAL_CHECK): New.
3848         (DECL_COMMON_CHECK): Ditto.
3849         (DECL_WRTL_CHECK): Ditto.
3850         (DECL_NON_COMMON_CHECK): Ditto.
3851         (DECL_WITH_VIS_CHECK): Ditto.
3852         (VAR_OR_FUNCTION_DECL_P): Ditto
3853         (struct tree_decl_minimal): New structure.
3854         (struct tree_decl_common): Ditto.
3855         (struct tree_decl_with_rtl): Ditto.
3856         (struct tree_decl_with_vis): Ditto.
3857         (struct tree_decl_non_common): Ditto.
3858         (struct tree_field_decl): Ditto.
3859         (struct tree_parm_decl): Ditto.
3860         (struct tree_var_decl): Ditto.
3861         (struct tree_function_decl): Ditto.
3862         (struct tree_const_decl): Ditto.
3863         (struct tree_result_decl): Ditto.
3864         (union tree_node): Add new structures.
3865         * var-tracking.c (track_expr_p): Reverse order of tests.
3866
3867         * doc/c-tree.texi: Add documentation on DECL node internal structure.
3868
3869 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
3870
3871         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3872         * system.h: Poison FINALIZE_PIC.
3873         * doc/tm.texi (FINALIZE_PIC): Remove.
3874
3875 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3876
3877         PR tree-opt/22329
3878         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3879         to the correct type if we have a MODIFY_EXPR.
3880
3881 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
3882
3883         PR tree-optimization/22360
3884         * tree.c (upper_bound_in_type): Fix calculations for casting
3885         to a non-wider signed type and casting a signed value to a
3886         wider unsigned type.
3887         (lower_bound_in_type): Fix calculations for casting to a
3888         non-wider signed type.
3889
3890         PR tree-optimization/20139
3891         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3892         release_defs.
3893         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3894         fold_cond_expr_cond.
3895         * tree-ssanames.c (release_defs): Assert in_ssa_p.
3896         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3897
3898 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3899
3900         PR tree-opt/22356
3901         * tree-complex.c (expand_complex_libcall): Produce
3902         REALPART_EXPR/IMAGPART_EXPR with the correct type.
3903
3904 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
3905
3906         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3907         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3908         b" assert and inserted fastpath code for this case.
3909         (bitmap_ior): Removed "a != b" assert.
3910
3911 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3912
3913         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3914         (ENDFILE_SPEC): Likewise.
3915         * config/m32r/m32r.h (ASM_SPEC): Likewise.
3916
3917         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3918         a large stack frame at epilogue.
3919
3920 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
3921
3922         * final.c: Include sdbout.h when required.
3923
3924 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
3925
3926         * config.gcc (*-*-darwin*): Only one target-specific header file
3927         for generic darwin.
3928         (powerpc-*-darwin*): Add version-specific header files.
3929         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3930         * config.in: Regenerate.
3931         * configure: Regenerate.
3932         * gcc.c: Include xregex.h.
3933         (version_compare_spec_function): New.
3934         (spec_function): Add version-compare.
3935         (replace_outfile_spec_function): Reformat comment.
3936         (compare_version_strings): New.
3937         * config/darwin-c.c (version_as_macro): New.
3938         (builtin_define): New.
3939         (darwin_cpp_builtins): New.
3940         * config/darwin-protos.h (darwin_cpp_builtins): New.
3941         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3942         (LIB_SPEC): Make unconditional, update comment.
3943         (TARGET_C99_FUNCTIONS): Define.
3944         * config/darwin.opt: Sort.
3945         (mmacosx-version-min=): New.
3946         * config/darwin7.h: Delete.
3947         * config/darwin8.h: Delete.
3948         * config/i386/darwin.h (): Call darwin_cpp_builtins.
3949         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3950         (TARGET_C99_FUNCTIONS): Define.
3951         * config/rs6000/darwin7.h: New.
3952         * config/rs6000/darwin8.h: New.
3953         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3954         (-mmacosx-version-min): Document.
3955
3956 2005-07-07  Ian Lance Taylor  <ian@airs.com>
3957
3958         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3959
3960 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
3961
3962         PR middle-end/22239
3963         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3964
3965 2005-07-07  Khem Raj  <kraj@mvista.com>
3966
3967         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3968         in bytes, not words.
3969
3970 2005-07-07  Paul Brook  <paul@codesourcery.com>
3971
3972         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3973         DEFAULT_FUNCTION_ARG_PADDING to upward.
3974
3975 2005-07-07  Richard Henderson  <rth@redhat.com>
3976
3977         * function.c (locate_and_pad_parm): Record parameter alignment in
3978         stack_alignment_needed.
3979
3980 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
3981
3982         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3983         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3984         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3985         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3986         (define_attr "type"): Add isync, sync, load_l, store_c.
3987         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3988         Create scratch volatile MEM.
3989         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
3990         sync.
3991         (load_locked_<mode>): New.
3992         (store_conditional_<mode>): New.
3993         (sync_compare_and_swap<mode>): Replace with splitter.
3994         (sync_lock_test_and_set<mode>): Replace with splitter.
3995         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3996         and UNSPECV_ISYNC.
3997         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
3998         is ics.  Attribute isync.
3999         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
4000         lwsync.
4001         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
4002         and UNSPECV_SYNC_OP.
4003         (emit_unlikely_jump): New.
4004         (emit_load_locked): New.
4005         (emit_store_conditional): New.
4006         (rs6000_split_compare_and_swap): New.
4007         (rs6000_split_lock_test_and_set): New.
4008         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
4009         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
4010         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
4011         rs6000_split_lock_test_and_set): Declare.
4012         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
4013         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
4014         store_c, isync, sync.
4015
4016 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
4017
4018         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
4019         filenames to gtyp-gen.h.
4020         (s-typ-gen): Use it in place of for loops.
4021
4022 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
4023
4024         * hooks.c (hook_bool_rtx_int_false): New function.
4025         * hooks.h (hook_bool_rtx_int_false): Declare.
4026         * target-def.h (TARGET_COMMUTATIVE_P): Define.
4027         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
4028         * target.h (struct gcc_target): Add commutative_p member.
4029         * targhooks.c (hook_bool_rtx_commutative_p): New function.
4030         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
4031         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
4032         (pa_commutative_p): New function.
4033         * jump.c (target.h): Include.
4034         (rtx_renumbered_equal_p): Use targetm.commutative_p.
4035         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
4036
4037 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
4038
4039         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
4040         (s390_expand_setmem): New.
4041         * config/s390/s390.c: Likewise.
4042         (print_shift_count_operand): Truncate to 12 bits instead of 6.
4043         Adapt comments.
4044         * config/s390/s390.md: ("setmem<mode>"): Accept character as
4045         general_operand.  Call new function "s390_expand_setmem".
4046         ("clrmem_long", "*clrmem_long"): Rewrite to ...
4047         ("setmem_long", "*setmem_long"): ... this.
4048
4049 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
4050
4051         * config/s390/s390.c: (optimization_options): Enable
4052         TARGET_MVCLE at -Os.
4053         * doc/invoke.texi: Document changes in default behaviour.
4054         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
4055
4056 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
4057
4058         * expr.c: (set_storage_via_setmem): Convert opchar to mode
4059         defined by back-end.
4060
4061 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
4062
4063         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
4064         all sets in the pattern.
4065         * config/rs6000/rs6000.md (stack_protect_testsi,
4066         stack_protect_testdi): Likewise.
4067
4068 2005-07-06  Jeff Law  <law@redhat.com>
4069
4070         * tree-vrp.c (simplify_using_ranges): Kill.
4071         (vrp_finalize): Remove call to simplify_using_ranges.
4072         (simplify_stmt_using_ranges): New function extracted from
4073         simplify_using_ranges.
4074         (simplify_div_or_mod_using_ranges): Likewise.
4075         (simplify_abs_using_ranges): Likewise.
4076         (simplify_cond_using_ranges): New function.
4077         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
4078         * tree-ssa-propagate.c (substitute_and_fold): Call
4079         simplify_stmt_using_ranges if we have range information.
4080
4081 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
4082
4083         * config/ia64/ia64.c (ia64_reorg): Check optimize before
4084         ia64_flag_schedule_isns2.
4085
4086         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
4087         reading/writing general registers.
4088         (ia64_function_arg): Revert 2005-06-18 change.
4089
4090 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
4091
4092         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
4093         (legitimize_tls_address): Use gcc_unreachable instead of abort.
4094
4095 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
4096
4097         * function.c (expand_function_end): Revert part of 2005-06-27
4098         patch.  Do sjlj_emit_function_exit_after after return_label.
4099
4100 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
4101
4102         * doc/install.texi (--disable-libssp): New.
4103
4104 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
4105
4106         * doc/invoke.texi: Update -fforce-mem documentation.
4107         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
4108         code for -fforce-mem.
4109         * expmed.c: (store_bit_field,store_fixed_bit_field,
4110         extract_bit_field): Ditto.
4111         * expr.c: (convert_move): Ditto.
4112         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
4113         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
4114         emit_conditional_add,expand_float,expand_fix): Ditto.
4115         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
4116         (common_handle_option): Issue warning when -fforce-mem specified.
4117
4118 2005-07-06  Paul Brook  <paul@codesourcery.com>
4119
4120         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
4121         argument is empty.
4122         * configure: Regenerate.
4123
4124 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
4125
4126         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
4127
4128 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
4129
4130         Fix PR tree-optimization/22319
4131         Fix PR tree-optimization/22140
4132         Fix PR tree-optimization/22310
4133
4134         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
4135         variable sized types.
4136         Use correct type for intermediate structure on *a = *b structure
4137         copies.
4138
4139 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
4140
4141         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
4142         Remove.
4143         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
4144         (machine_function): Move typedef to...
4145         * config/rs6000/rs6000.c (machine_function): ... here.  Add
4146         varargs_save_offset field.
4147         (rs6000_stack_t): Remove varargs_size field.
4148         (setup_incoming_varargs): Allocate varargs save area using
4149         assign_stack_local, try to make it as small as possible.
4150         Save offset from virtual_stack_vars_rtx to the save area
4151         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
4152         instead of magic 8 when fp word byte size is used.
4153         (rs6000_va_start): Use cfun->machine->varargs_save_offset
4154         instead of -RS6000_VARARGS_SIZE.
4155         (rs6000_stack_info, debug_stack_info,
4156         rs6000_initial_elimination_offset): Remove all traces of
4157         varargs_size.
4158         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
4159         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
4160         RS6000_VARARGS_AREA.
4161
4162 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
4163
4164         PR tree-optimization/21963
4165         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
4166         constant_multiple_of in the same way get_computation_cost_at does.
4167
4168 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
4169
4170         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
4171         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
4172         (gen_compare_reg): If sparc_compare_emitted is set, clear it
4173         and return its previous value.
4174         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
4175         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
4176         constants.
4177         (stack_protect_set, stack_protect_test): New expanders.
4178         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
4179         stack_protect_testdi): New insns.
4180         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4181         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
4182
4183 2005-07-06  Jeff Law  <law@redhat.com>
4184
4185         * tree-ssa-dce.c (cfg_altered): New global.
4186         (tree_dce_init): Initialize cfg_altered.
4187         (remove_dead_stmt): If we remove an edge in the CFG, then set
4188         CFG_ALTERED.
4189         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
4190         the dominators.
4191
4192 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
4193
4194         * Makefile.in (stamp-collect-ld): Use
4195         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
4196         ./collect-ld if it already exists.
4197         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
4198         Don't remove ./nm if it already exists.
4199
4200 2005-07-05  Devang Patel  <dpatel@apple.com>
4201
4202         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
4203         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
4204         * tree-vectorizer.c (vect_loop_location): New.
4205         (vect_print_dump_info): Use vect_loop_location.
4206         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
4207         (vectorize_loops): Set vect_loop_location.
4208         * tree-vect-analyze.c (vect_analyze_offset_expr,
4209         vect_determin_vectorization_factor, vect_analyze_operations,
4210         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
4211         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
4212         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
4213         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
4214         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
4215         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
4216         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
4217         vect_analyze_loop): Adjust vect_print_dump_info API.
4218         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
4219         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
4220         vect_finish_stmt_generation, vectorizable_assignment,
4221         vectorizable_operation, vectorizable_store, vectorizable_load,
4222         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
4223         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
4224         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
4225         vect_transform_loop): Same.
4226         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
4227         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
4228         Same.
4229
4230 2005-07-05  Randolph Chung  <tausq@debian.org>
4231
4232         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
4233         * configure: Regenerate.
4234         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
4235         (pa_tls_referenced_p): Declare.
4236         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
4237         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
4238         (legitimize_tls_address): New.
4239         (hppa_legitimize_address): Handle TLS addresses.
4240         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
4241         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4242         (emit_move_sequence): Handle TLS addresses.
4243         (pa_encode_section_info): Call default handler to handle common
4244         sections.
4245         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
4246         (CONSTANT_ADDRESS_P): Reject TLS operands.
4247         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
4248         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
4249         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
4250         (UNSPEC_TLSLE): Define new constants.
4251         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
4252         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
4253         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
4254         (tie_symbolic_operand, tle_symbolic_operand): New
4255
4256 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
4257
4258         * aclocal.m4: Update macros for autoconf 2.59 style.
4259         * configure.ac: Likewise.
4260
4261 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4262
4263         * pa.c (function_value): Handle small aggregates on 32-bit targets.
4264         (function_arg): Pass small aggregates in general registers on 32-bit
4265         targets.
4266         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
4267
4268 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
4269
4270         * Makefile.in (final.o): Fix dependencies.
4271
4272 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
4273
4274         PR c/22013
4275         PR c/22098
4276         * langhooks.h (struct lang_hooks): Add expr_to_decl.
4277         * langhooks.c (lhd_expr_to_decl): New.
4278         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
4279         New.
4280         (LANG_HOOKS_INITIALIZER): Update.
4281         * tree.c (recompute_tree_invarant_for_addr_expr): Call
4282         expr_to_decl langhook.
4283         * c-tree.h (c_expr_to_decl): Declare.
4284         * c-typeck.c (c_expr_to_decl): New.
4285         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
4286         specially.
4287         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
4288
4289 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
4290
4291         PR c/22308
4292         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
4293         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
4294
4295 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
4296
4297         * Makefile.in: Adjust dependencies.
4298         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
4299         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
4300         * alias.c (rest_of_handle_cfg, pass_cfg): New.
4301         * bb-reorder.c (duplicate_computed_gotos): Make it static.
4302         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
4303         rest_of_compilation.
4304
4305         * bb-reorder.c (gate_duplicate_computed_gotos,
4306         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
4307         rest_of_handle_reorder_blocks, pass_reorder_blocks,
4308         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
4309         pass_partition_blocks): New.
4310         * bt-load.c (gate_handle_branch_target_load_optimize,
4311         rest_of_handle_branch_target_load_optimize,
4312         pass_branch_target_load_optimize): New.
4313         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
4314         pass_jump2): New.
4315         * cfglayout.c (pass_insn_locators_initialize): New.
4316         * cfgrtl.c (pass_free_cfg): New.
4317         * combine.c (gate_handle_combine, rest_of_handle_combine,
4318         pass_combine): New.
4319         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
4320         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
4321         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
4322         * except.c (pass_set_nothrow_function_flags,
4323         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
4324         pass_rtl_eh): New.
4325         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
4326         rest_of_handle_shorten_branches, pass_shorten_branches,
4327         rest_of_clean_state, pass_clean_state): New.
4328         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
4329         rest_of_handle_remove_death_notes, pass_remove_death_notes,
4330         rest_of_handle_life, pass_life, rest_of_handle_flow2,
4331         pass_flow2): New.
4332         * function.c (pass_instantiate_virtual_regs, pass_init_function,
4333         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
4334         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
4335         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
4336         pass_gcse): New.
4337         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
4338         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
4339         pass_rtl_ifcvt, gate_handle_if_after_combine,
4340         rest_of_handle_if_after_combine, pass_if_after_combine,
4341         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
4342         pass_if_after_reload): New.
4343         * integrate.c (pass_initial_value_sets): New.
4344         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
4345         pass_purge_lineno_notes): New.
4346         * mode-switching.c (rest_of_handle_mode_switching,
4347         pass_mode_switching): New.
4348         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
4349         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
4350         pass_loop2): New.
4351         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
4352         pass_loop_optimize): New.
4353         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
4354         pass_sms): New.
4355         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
4356         pass_gcse2): New.
4357         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
4358         pass_postreload_cse): New.
4359         * profile.c (gate_handle_profiling, pass_profiling,
4360         rest_of_handle_branch_prob, pass_branch_prob): New.
4361         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
4362         pass_split_before_regstack, gate_handle_split_before_regstack,
4363         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
4364         rest_of_handle_split_all_insns, pass_split_all_insns): New.
4365         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
4366         pass_stack_regs): New.
4367         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
4368         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
4369         pass_stack_adjustments): New.
4370         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
4371         pass_regrename): New.
4372         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
4373         pass_delay_slots, gate_handle_machine_reorg,
4374         rest_of_handle_machine_reorg, pass_machine_reorg): New.
4375         * rtl.h (extern void purge_line_number_notes): New.
4376         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
4377         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
4378         pass_sched2): New.
4379         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
4380         pass_tracer): New.
4381         * value-prof.c (gate_handle_value_profile_transformations,
4382         rest_of_handle_value_profile_transformations,
4383         pass_value_profile_transformations): New.
4384         * var-tracking.c (gate_handle_var_tracking,
4385         pass_variable_tracking): New.
4386         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
4387
4388         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
4389         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
4390         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
4391         rest_of_handle_old_regalloc, rest_of_handle_regrename,
4392         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
4393         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
4394         rest_of_handle_gcse2, rest_of_handle_regmove,
4395         rest_of_handle_tracer, rest_of_handle_if_conversion,
4396         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
4397         rest_of_handle_web, rest_of_handle_branch_prob,
4398         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
4399         rest_of_handle_jump_bypass, rest_of_handle_combine,
4400         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
4401         rest_of_handle_gcse, rest_of_handle_loop_optimize,
4402         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
4403         rest_of_handle_mode_switching, rest_of_handle_jump,
4404         rest_of_handle_eh, rest_of_handle_stack_adjustments,
4405         rest_of_handle_flow2, rest_of_handle_jump2,
4406         rest_of_handle_peephole2, rest_of_handle_postreload,
4407         rest_of_handle_shorten_branches, rest_of_clean_state,
4408         rest_of_compilation): Remove.
4409
4410         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
4411         * passes.c (dump_flags, in_gimple_form, all_passes,
4412         all_ipa_passes, all_lowering_passes, register_one_dump_file,
4413         register_dump_files, next_pass_1, last_verified, execute_todo,
4414         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
4415         from tree-optimize.c.
4416         (init_optimization_passes): Moved from tree-optimize.c,
4417         adding the RTL optimizations.
4418         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
4419         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
4420         all_ipa_passes, all_lowering_passes, register_one_dump_file,
4421         register_dump_files, next_pass_1, last_verified, execute_todo,
4422         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
4423         init_tree_optimization_passes, ipa_passes): Delete.
4424         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
4425         the RTL dumps.
4426         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
4427         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
4428         from tree.h.
4429         (ipa_passes): Remove.
4430         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
4431         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
4432         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
4433         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
4434         (dump_info_p, dump_flag): Moved to tree-dump.h.
4435
4436         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
4437         cgraph.c, opts.c.
4438         * passes.c (finish_optimization_passes): Use dump_begin
4439         and dump_end, TDI_end.
4440         (gate_rest_of_compilation): New.
4441         (pass_rest_of_compilation): Use it.
4442         (gate_postreload, pass_postreload): New.
4443         * toplev.c (general_init): Rename init_tree_optimization_passes.
4444         * toplev.h (init_tree_optimization_passes): Rename to
4445         init_optimizations_passes.
4446         * tree-dump.c (dump_flag): Make static.
4447         (dump_files): Remove RTL dumps.
4448         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
4449         pass_cleanup_cfg, pass_free_cfg_annotations,
4450         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
4451         pass_init_datastructures, pass_fixup_cfg): Make non-static.
4452         * tree-pretty-print.c: Include tree-pass.h.
4453         * cgraph.c: Include tree-dump.h.
4454
4455 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
4456
4457         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
4458         Only fall back to saying it points to readonly memory if
4459         we can't do better.
4460
4461 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
4462
4463         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
4464         * config/m32r/m32r.c (m32r_compute_frame_size,
4465         m32r_expand_prologue): Take current_function_profile into
4466         account whenever we reference
4467         current_function_uses_pic_offset_table.
4468         (m32r_finalize_pic): Remove.
4469         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
4470
4471 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
4472
4473         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
4474         instead of $<.  Don't remove ./as if it already exists.
4475
4476 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4477
4478         PR target/21723
4479         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
4480         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
4481         for complex modes when generating code for PA 1.0.
4482         (VALID_FP_MODE_P): New macro.
4483         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
4484         sets for all general and floating point modes.  Align wide floating
4485         point modes to even register boundaries to comply with architectural
4486         requirements.
4487         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
4488         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
4489         (VALID_FP_MODE_P): New macro.
4490         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
4491         sets for all general and floating point modes.  Align wide floating
4492         point modes to even register boundaries to comply with architectural
4493         requirements.
4494
4495 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4496
4497         * tree-dump.c (dump_files): Initialize dump number for .cgraph
4498         to 0.
4499
4500 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4501
4502         * tree-ssa-structalias.c: Don't include expr.h.
4503
4504 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
4505
4506         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
4507         comments.
4508
4509 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
4510
4511         Fix PR tree-optimization/22279
4512
4513         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
4514         correct operator.
4515
4516 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
4517
4518         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
4519
4520 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
4521
4522         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
4523         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
4524         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
4525         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
4526         config/stormy16/stormy16.c, config/v850/v850.c,
4527         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
4528         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
4529         Avoid "." or "\n" at end of diagnostics and capital letters at
4530         start of diagnostics.
4531         * combine.c, cse.c: Don't translate dump file output.
4532         * toplev.c (print_version): Only translate output if going to
4533         stderr.
4534
4535 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
4536
4537         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
4538         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
4539         typos.
4540
4541 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
4542
4543         * pa.c (fix_range): Fix typo in comment.
4544
4545 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
4546
4547         * tree-vrp.c (extract_range_from_assert): Replace
4548         fold (build (...)) with fold_build2.
4549
4550 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
4551
4552         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
4553         gcc_gfc_char_table, init_dynamic_gfc_info): New.
4554         (format_types_orig, handle_format_attribute): Add support for
4555         format "gcc_gfc".
4556
4557 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4558
4559         * varasm.c (assemble_variable): Fix format specifier thinko.
4560
4561 2005-07-03  Ira Rosen  <irar@il.ibm.com>
4562
4563         PR tree-optimization/22029 (and 22135)
4564         * tree-pretty-print.c (dump_generic_node): Check that the node is not
4565         a phi node before calling dump_vops.
4566
4567 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4568
4569         * tree-dump.h (dump_string_field): Declare.
4570         * tree-dump.c: Use it instead of dump_string.
4571         (dump_string_field): Make non-static.
4572
4573 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
4574
4575         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4576         up the minimal CFG stuff always when optimize > 0.  Call
4577         split_all_insns_noflow in PIC case if needed.
4578
4579 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4580             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4581
4582         PR c++/18279
4583         * c-decl.c (c_write_global_declarations): Dump contents of
4584         external scope to.
4585         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
4586         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
4587         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
4588         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
4589         is enabled.
4590
4591 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
4592
4593         * c-common.h (GCC_DIAG_STYLE): Define.
4594         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
4595         version for format checking to 4.1.
4596         * c-format.c: Include toplev.h after c-common.h.
4597         (enum format_type): Add gcc_tdiag_format_type.
4598         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
4599         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
4600         (format_types_orig): Add gcc_tdiag.
4601         (init_dynamic_diag_info): Support gcc_tdiag formats.
4602         (handle_format_attribute): Likewise.
4603         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
4604         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
4605         version for format checking to 4.1.
4606         (warning0, warning, error, pedwarn, sorry): Use
4607         ATTRIBUTE_GCC_DIAG.
4608         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
4609         (finish_aliases_1): Do not use %qE.
4610         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
4611         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
4612         Correct format bugs.
4613         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
4614         parameter to unsigned HOST_WIDE_INT.
4615         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
4616
4617 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
4618
4619         PR middle-end/21742
4620         * expr.c (write_complex_part): Use adjust_address for MEM.
4621         (read_complex_part): Same.
4622
4623 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
4624
4625         Fix PR tree-optimization/22280
4626
4627         * tree-sra.c (generate_element_init): Remove useless loop.
4628
4629 2005-07-02  Richard Henderson  <rth@redhat.com>
4630
4631         * config/alpha/alpha.c (alpha_legitimize_address): Check for
4632         TLS_MODEL_NONE.
4633         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
4634
4635 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
4636
4637         PR middle-end/14490
4638         * fold-const.c (fold_binary): Handle the return value of
4639         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
4640         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
4641
4642 2005-07-02  Jeff Law  <law@redhat.com>
4643
4644         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
4645         a eliminate type conversion which feeds an equality comparison
4646         if the original type or either operand in the comparison is a
4647         function pointer.
4648
4649 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
4650
4651         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
4652         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
4653         texts.
4654         * config/avr/avr.c: Do not use '`' as left quote.
4655         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
4656         Remove "." from end of diagnostics.  Make diagnostics start with
4657         lowercase letter.
4658
4659 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
4660             Joseph S. Myers  <joseph@codesourcery.com>
4661
4662         * toplev.c (default_tree_printer): Handle setting location with
4663         '+' flag.
4664         * c-objc.common.c (c_tree_printer): Likewise.
4665         * c-format.c (gcc_diag_flag_specs): Add '+'.
4666         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
4667         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
4668         formats.
4669         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
4670         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
4671         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
4672         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
4673         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
4674         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
4675         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
4676         format arguments where %J is used without %D.
4677
4678 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
4679
4680         * gcc.c (LINK_SSP_SPEC): Define.
4681         (link_ssp_spec): New variable.
4682         (LINK_COMMAND_SPEC): Add %(link_ssp).
4683         (static_specs): Add link_ssp_spec.
4684         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
4685         * configure: Rebuilt.
4686         * config.in: Rebuilt.
4687
4688         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
4689         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4690         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4691         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
4692         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
4693         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
4694         -0x7008(2) instead of reading __stack_chk_guard variable.
4695         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
4696         number.
4697         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
4698         (stack_protect_set, stack_protect_test): Use *_tls* patterns
4699         if TARGET_THREAD_SSP_OFFSET is defined.
4700         (stack_tls_protect_set_si, stack_tls_protect_set_di,
4701         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
4702
4703         Revert:
4704         2005-06-27  Richard Henderson  <rth@redhat.com>
4705         * libgcc-std.ver (GCC_4.1.0): New.
4706         * libgcc.h (__stack_chk_guard): Declare.
4707         (__stack_chk_fail, __stack_chk_fail_local): Declare.
4708         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
4709         * mklibgcc.in (lib2funcs): Add them.
4710
4711 2005-07-01  Richard Henderson  <rth@redhat.com>
4712
4713         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
4714         void * before struct sigcontext *.
4715         (x86_fallback_frame_state): Likewise.
4716
4717 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
4718
4719         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
4720
4721 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
4722
4723         PR tree-opt/22269
4724         * tree-ssa-reassoc.c (should_transpose): Fix which operand
4725         we check for SSA_NAME for.
4726
4727 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
4728
4729         Fix PR tree-optimization/22071
4730
4731         * tree-ssa-structalias.c (offset_overlaps_with_access): New
4732         function.
4733         (get_constraint_for_component_ref): Use it.
4734
4735 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
4736
4737         PR other/22264
4738         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
4739         print out the last new line.
4740
4741 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
4742
4743         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
4744         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
4745         * config/cris/cris.c (cris_conditional_register_usage): Adjust
4746         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
4747         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
4748         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
4749         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
4750         (enum reg_class): New member CC0_REGS.
4751         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
4752         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
4753         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
4754         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
4755         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
4756         Adjust for register now described.
4757
4758 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
4759
4760         PR target/22262
4761         * config/i386/i386.md (stack_protect_test_si,
4762         stack_protect_test_di): Add earlyclobber for scratch 3.
4763         * config/rs6000/rs6000.md (stack_protect_testsi,
4764         stack_protect_testdi): Add earlyclobber for scratch 3,
4765         remove earlyclobber from scratch 4.
4766
4767 Older entries for 2005 can be found in ChangeLog-2005.