gcc/ChangeLog

   1 2005-07-26  Andreas Schwab  <schwab@suse.de>
   2
   3         PR rtl-optimization/23043
   4         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
   5         when allocating a struct unoccr.
   6
   7 2005-07-25  Richard Henderson  <rth@redhat.com>
   8
   9         PR 22626
  10         * tree-complex.c (gate_no_optimization): True if errors.
  11         * Makefile.in (tree-complex.o): Update dependencies.
  12
  13 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
  14
  15         * config/frv/predicates.md (integer_register_operand): Use
  16         GPR_AP_OR_PSEUDO_P.
  17
  18 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
  19
  20         PR tree-opt/22484
  21         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
  22         after fold.
  23         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
  24
  25 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
  26
  27         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
  28         types when flag_unsafe_math_optimizations is true.
  29
  30 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
  31
  32         * gcc.c (option_map): Add --sysroot.
  33         (process_command): Handle --sysroot.
  34         (display_help): Document it.
  35         * doc/cppopts.tex (-isysroot): Document.
  36         * doc/invoke.texi (--sysroot): Document.
  37         * doc/install.texi (--with-build-sysroot): Document.
  38
  39         * Makefile.in (inhibit_libc): New variable.
  40         (INHIBIT_LIBC_CFLAGS): Likewise.
  41         (LIBGCC2_CFLAGS): Include
  42         $(INHIBIT_LIBC_CFLAGS).
  43         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
  44         ($(T)crtbegin.o): Do not use @inhibit_libc@.
  45         ($(T)crtend.o): Likewise.
  46         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
  47         ($(T)crtendS.o): Likewise.
  48         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
  49         ($(T)crtendT.o): Likewise.
  50         (stmp-fixinc): Do not complain about missing headers if
  51         inhibit_libc.
  52         * configure.ac (inhibit_libc): Set it to true/false.
  53         (--with-build-sysroot): New option.  Use it to set
  54         SYSTEM_HEADER_DIR.
  55         * configure: Regenerated.
  56
  57 2005-07-25  Manfred Hollstein  <mh@suse.com>
  58
  59         * calls.c (store_one_arg): Fix unsigned comparison warning.
  60
  61 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
  62
  63         PR other/22337
  64         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
  65         (ggc_print_statistics): Initialize variable before use.
  66
  67 2005-07-25  Richard Guenther  <rguenther@suse.de>
  68
  69         * tree-dfa.c (mark_new_vars_to_rename): Protect against
  70         calling with a PHI_NODE argument.
  71
  72         * tree-flow-inline.h (overlap_subvar): Protect against
  73         possible overflow.
  74
  75 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
  76
  77         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
  78         * configure: Regenerate.
  79
  80 2005-07-25  Ira Rosen  <irar@il.ibm.com>
  81
  82         * expr.c (highest_pow2_factor): Make extern.
  83         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
  84         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
  85         record_array_differ_p, array_ptr_differ_p): Likewise.
  86         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
  87         additional cases. Call the above functions.
  88         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
  89         base_object_differ_p when there are two base objects. Otherwise, compare
  90         base address and offset. Call may_alias_p.
  91         (dump_data_reference): Use a correct field name.
  92         (analyze_array): Make static. Initialize new data-ref fields.
  93         (analyze_indirect_ref): New function.
  94         (init_data_ref): Initialize new data-ref fields.
  95         (strip_conversion): Moved from tree-vect-analyze.c.
  96         (analyze_offset_expr, get_ptr_offset, address_analysis,
  97         object_analysis): Likewise.
  98         (analyze_offset): New function.
  99         (create_data_ref): Likewise.
 100         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
 101         dimensions for ARRAY_REFs only.
 102         (build_classic_dist_vector): Make static.
 103         (access_functions_are_affine_or_constant_p): Call macro to get the
 104         address of access functions.
 105         (compute_all_dependences): Add new parameter
 106         compute_self_and_read_read_dependences. Compute self and read-read
 107         dependences if it is true.
 108         (find_data_references_in_loop): Call create_data_ref. Initialize new
 109         data-ref fields.
 110         (compute_data_dependences_for_loop): Add new parameter
 111         compute_self_and_read_read_dependences. Remove parameter nb_loops,
 112         compute nb_loops. Call compute_all_dependences,
 113         build_classic_dist_vector and build_classic_dir_vector with correct
 114         parameters.
 115         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
 116         with correct parameters. Compare dimensions for ARRAY_REFs only.
 117         (free_data_refs): Call macro to free access functions.
 118         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
 119         fields from stmt_vinfo.
 120         (struct base_object_info): New structure.
 121         (struct data_reference): Move fields to base_object_info. Add fields
 122         first_location and object_info for above structures. Move fields from
 123         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
 124         aligned_to.  Add macros to access the new fields.
 125         Update functions declarations.
 126         * tree-flow.h (is_aliased_with): Declare.
 127         * tree-loop-linear.c (linear_transform_loops): Call
 128         compute_data_dependences_for_loop with correct parameters.
 129         * tree-ssa-alias.c (is_aliased_with): New function.
 130         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
 131         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
 132         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
 133         vect_base_addr_differ_p, compute_subscript_distance and
 134         build_classic_dist_vector. Add printings. Check absolute value of
 135         distance.
 136         (vect_analyze_data_ref_dependences): Go through ddrs instead of
 137         data-refs.
 138         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
 139         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
 140         to bytes. Add printing.
 141         (vect_compute_data_refs_alignment): Go through loads and stores in one
 142         loop.
 143         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
 144         vect_analyze_data_ref_access): Likewise.
 145         (vect_analyze_pointer_ref_access): Remove.
 146         (vect_address_analysis, vect_object_analysis): Likewise.
 147         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
 148         and analyze data-refs in the loop.
 149         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
 150         fields of data-ref instead of stmt. Add init to the offset from the
 151         base.
 152         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
 153         (vect_update_init_of_dr): Likewise.
 154         (vect_update_inits_of_drs): Go through loads and stores in one loop.
 155         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
 156         removed fields.
 157         (new_loop_vec_info): Initialize new fields.
 158         (destroy_loop_vec_info): Free new fields.
 159         (vect_strip_conversion): Remove.
 160         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
 161         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
 162         datarefs. Add new field ddrs.
 163         Add macros for the new fields access.
 164         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
 165         base_aligned_p, misalignment, memtag, ptr_info and subvars.
 166         Remove their macros.
 167         * tree.h (highest_pow2_factor): Declare.
 168
 169 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
 170
 171         * calls.c (store_one_arg): Check for sibling call MEM arguments
 172         from already clobbered incoming argument area.
 173
 174 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 175
 176         * c-common.c (check_missing_format_attribute): New.
 177         * c-common.h (check_missing_format_attribute): Likewise.
 178         * c-typeck.c (convert_for_assignment): Use it.
 179
 180 2005-07-24  Andreas Schwab  <schwab@suse.de>
 181
 182         * config/m68k/m68k.md ("extendqidi2"): When source is an address
 183         register use a word move.  Correct operand of ext.w in 68000 code.
 184
 185 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
 186
 187         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
 188         variables as declarations, rather than definitions.
 189
 190 2005-07-24  Ira Rosen  <irar@il.ibm.com>
 191
 192         PR tree-optimization/22526
 193         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
 194         of the zero node.
 195
 196 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 197
 198         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
 199         that C99 reserve for future use. Use it to define clog10,
 200         clog10f and clog10l.
 201
 202 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 203
 204         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
 205         * configure.ac: Check for -Wmissing-format-attribute.
 206
 207         * configure: Regenerate.
 208
 209 2005-07-23  Richard Henderson  <rth@redhat.com>
 210
 211         PR tree-optimization/22623
 212         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
 213
 214 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
 215
 216         PR target/22577
 217         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
 218
 219 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 220
 221         * Makefile.in (C_TREE_H): Update dependencies.
 222         * c-tree.h: Include toplev.h.
 223         * diagnostic.h (diagnostic_set_info): Add format attribute.
 224         * rtl-error.c (diagnostic_for_asm): Likewise.
 225
 226 2005-07-23  Chao-ying Fu  <fu@mips.com>
 227
 228         * config/mips/mips-dsp.md: New file.
 229         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
 230         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
 231         functions.
 232         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
 233         MIPS_BUILTIN_BPOSGE32.
 234         (mips_expand_builtin_direct): Add one parameter to indicate that
 235         builtin functions need to return a value.
 236         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
 237         functions.
 238         (mips_regno_to_class): Add classes for 12 new DSP registers.
 239         (mips_subword): Change to check four HI registers.
 240         (mips_output_move): Output move to and from 6 new DSP accumulators.
 241         (override_options): Make sure -mdsp and -mips16 are not used together.
 242         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
 243         for machine modes.
 244         (mips_conditional_register_usage): Disable 6 new DSP accumulators
 245         when !TARGET_DSP.
 246         (print_operand): Add 'q' for printing DSP accumulators.
 247         (mips_cannot_change_mode_class): Check ACC_REGS.
 248         (mips_secondary_reload_class): Check ACC_REGS.
 249         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
 250         (mips_register_move_cost): Check ACC_REGS.
 251         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
 252         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
 253         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
 254         (dsp_bdesc): New array.
 255         (bdesc_arrays): Add DSP builtin function table.
 256         (mips_prepare_builtin_arg): Check predicate again after
 257         copy_to_mode_reg.
 258         (mips_expand_builtin): Add one more parameter to
 259         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
 260         MIPS_BUILTIN_BPOSGE32.
 261         (mips_init_builtins): Initialize new function types.
 262         (mips_expand_builtin_direct): Check if builtin functions need to
 263         return a value and pass operands properly.
 264         (mips_expand_builtin_bposge): New function.
 265         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
 266         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
 267         (FIRST_PSEUDO_REGISTER): Increase to 188.
 268         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
 269         Update for 12 new DSP registers.
 270         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
 271         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
 272         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
 273         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
 274         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
 275         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
 276         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
 277         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
 278         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
 279         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
 280         (REGISTER_NAMES): Add names for 12 new DSP registers.
 281         * config/mips/mips.md: Include mips-dsp.md.
 282         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
 283         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
 284         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
 285         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
 286         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
 287         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
 288         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
 289         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
 290         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
 291         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
 292         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
 293         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
 294         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
 295         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
 296         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
 297         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
 298         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
 299         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
 300         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
 301         (UNSPEC_RDDSP): New constants.
 302         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
 303         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
 304         A<-d alternative.
 305         * config/mips/mips.opt (-mdsp): New option.
 306         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
 307         (reg_imm10_operand): New predicates.
 308         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
 309         * doc/invoke.texi (-mdsp): Document new option.
 310
 311 2005-07-22  DJ Delorie  <dj@redhat.com>
 312
 313         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
 314         to warning calls.
 315         * tree-inline.c (inlinable_function_p): Likewise.
 316
 317 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
 318
 319         PR debug/21828
 320         * toplev.c (check_global_declarations): Do not mark undefined
 321         variables as DECL_IGNORED_P.
 322         * varasm.c (first_global_object_name): GTY it.
 323         (weak_global_object_name): Likewise.
 324         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
 325         a string to go into {weak,first}_global_object_name.
 326
 327 2005-07-22  DJ Delorie  <dj@redhat.com>
 328
 329         * c-format.c (check_function_format): Change warning control
 330         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
 331
 332 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
 333
 334         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
 335         &PTR->FLD a dereference of PTR.
 336         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
 337         a potential dereference of PTR.
 338
 339 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
 340
 341         PR rtl-optimization/20370
 342         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
 343         call allocate_reg_info if necessary.
 344
 345         PR rtl-optimization/21848
 346         * calls.c (emit_library_call_value_1): For const functions, add
 347         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
 348
 349         PR rtl-optimization/22445
 350         * cselib.c (target.h): Include.
 351         (rtx_equal_for_cselib_p): Allow commutative matches.
 352         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
 353         Remove MODE parameter.  Changed all callers.
 354
 355         PR rtl-optimization/22258
 356         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
 357         New functions.
 358         (try_combine): Use likely_spilled_retval_p.
 359
 360 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
 361
 362         * config.gcc: Add crx-elf support.
 363
 364         * doc/contrib.texi: Mention crx.
 365         * doc/extend.texi: Document crx extensions.
 366         * doc/install.texi: Document crx install.
 367         * doc/invoke.texi: Document crx options.
 368         * doc/md.texi: Document crx constraints.
 369
 370         * config/crx/crx-protos.h: New file.
 371         * config/crx/crx.c: New file.
 372         * config/crx/crx.h: New file.
 373         * config/crx/crx.md: New file.
 374         * config/crx/crx.opt: New file.
 375         * config/crx/t-crx: New file.
 376
 377 2005-07-22  Manfred Hollstein  <mh@suse.com>
 378
 379         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
 380         warnings.
 381         (int_add_graph_edge): Likewise.
 382         (collapse_nodes): Likewise.
 383         (process_unification_queue): Likewise.
 384
 385 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 386             Laurent GUERBY  <laurent@guerby.net>
 387
 388         PR tree-optimization/22336
 389         * function.c (record_block_change): Check for
 390         cfun->ib_boundaries_block.
 391
 392 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
 393
 394         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
 395         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
 396
 397 2005-07-21  DJ Delorie  <dj@redhat.com>
 398
 399         * toplev.c (warn_deprecated_use): Add warning control to warning
 400         call.
 401         * c-typeck.c (parser_build_binary_op): Likewise.
 402         (c_finish_if_stmt): Likewise.
 403         * c-common.c (check_function_sentinel): Likewise.
 404         (check_nonnull_arg): Likewise.
 405
 406 2005-07-21  Richard Henderson  <rth@redhat.com>
 407
 408         PR tree-opt/22504
 409         * tree-complex.c (complex_ssa_name_components): New.
 410         (cvc_lookup): Allow entry not found.
 411         (create_components): Remove.
 412         (create_one_component_var, get_component_var): New.
 413         (get_component_ssa_name, set_component_ssa_name): New.
 414         (extract_component): Use get_component_ssa_name.
 415         (update_complex_components): Use set_component_ssa_name.
 416         (update_complex_components_on_edge): Likewise.
 417         (update_phi_components): Create new PHI nodes directly, instead
 418         of adding insns to edges.
 419         (tree_lower_complex): Allocate and free complex_variable_components
 420         and complex_ssa_name_components here.
 421
 422 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
 423
 424         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
 425         revert to returning false.
 426
 427 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
 428
 429         PR target/21149
 430         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
 431
 432 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
 433
 434         PR target/22576
 435         * config/i386/i386.md (cmpxf): Change operand constraints
 436         to "nonmemory_operand".
 437
 438 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
 439
 440         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
 441
 442 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
 443
 444         PR middle-end/21180
 445         * fold-const.c (fold_build1): Add checksum for the operands.
 446         (fold_build2): Likewise.
 447         (fold_build3): Likewise.
 448
 449 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
 450
 451         PR middle-end/19055
 452         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
 453
 454 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
 455
 456         * common.opt (-fforward-propagate): Committed by mistake,
 457         removed.
 458
 459 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 460
 461         * reg-stack.c: Fix comment typo(s).
 462         * tree-ssa-operands.c: Likewise.
 463         * tree-vectorizer: Likewise.
 464
 465 2005-07-21  Nick Clifton  <nickc@redhat.com>
 466
 467         * config/sh/symbian.c: Replace C++ style line comments with C
 468         style line comments.
 469         (symbian_add_attribute): Do not use a ? operator on the LHS of
 470         an assignment.
 471         (sh_symbian_handle_dll_attribute): Change the type of the
 472         method vector to "VEC(tree,gc)*" and use vector accessor
 473         macros to walk over the elements.
 474         (symbian_export_vtable_and_rtti_p): Likewise.
 475         (symbian_class_needs_attribute_p): Likewise.
 476
 477 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
 478
 479         PR target/22085
 480         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
 481         initialize targetm.resolve_overloaded_builtin here.
 482         (altivec_expand_overloaded_builtin): Make it non-static.
 483         * config/rs6000/rs6000-protos.h
 484         (altivec_expand_overloaded_builtin): New prototype.
 485         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
 486         targetm.resolve_overloaded_builtin here.
 487         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
 488
 489 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
 490             Zdenek Dvorak  <dvorakz@suse.cz>
 491
 492         PR tree-optimization/19210
 493         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
 494         New.
 495         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
 496         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
 497         rely on unproven assumptions.
 498         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
 499         * tree-flow.h (number_of_iterations_exit): Add final parameter.
 500         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
 501         to number_of_iterations_exit.
 502         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
 503         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
 504         * tree-ssa-loop-niter.c (find_loop_niter,
 505         estimate_numbers_of_iterations_loop): Likewise.
 506         (number_of_iterations_exit): Honor the new options.
 507         * doc/invoke.texi (Wunsafe-loop-optimizations,
 508         funsafe-loop-optimizations): Document them.
 509
 510 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
 511
 512         PR rtl-optimization/22167
 513         * gcse.c (hoist_code): Fix hoist_exprs[] check.
 514
 515 2005-07-20  Adam Nemet  <anemet@lnxw.com>
 516
 517         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
 518         __do_global_dtors_aux longcall.
 519
 520 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
 521
 522         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
 523         (old_special_pred_table): Don't reference
 524         SPECIAL_MODE_PREDICATES.
 525         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
 526         * config/arc/arc.h: Don't mention PREDICATE_CODES.
 527         * config/sh/predicates.h: Don't mention
 528         SPECIAL_MODE_PREDICATES.
 529         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
 530         Remove.
 531
 532 2005-07-20  DJ Delorie  <dj@redhat.com>
 533
 534         * config.gcc: Add m32c-elf support.
 535
 536         * doc/contrib.texi: Mention m32c.
 537         * doc/extend.texi: Document m32c extensions.
 538         * doc/install.texi: Mention m32c.
 539         * doc/invoke.texi: Document m32c options.
 540         * doc/md.texi: Document m32c constraints.
 541
 542         * config/m32c/addsub.md: New file.
 543         * config/m32c/bitops.md: New file.
 544         * config/m32c/cond.md: New file.
 545         * config/m32c/jump.md: New file.
 546         * config/m32c/m32c-lib1.S: New file.
 547         * config/m32c/m32c-lib2.c: New file.
 548         * config/m32c/m32c-modes.def: New file.
 549         * config/m32c/m32c-pragma.c: New file.
 550         * config/m32c/m32c-protos.h: New file.
 551         * config/m32c/m32c.abi: New file.
 552         * config/m32c/m32c.c: New file.
 553         * config/m32c/m32c.h: New file.
 554         * config/m32c/m32c.md: New file.
 555         * config/m32c/m32c.opt: New file.
 556         * config/m32c/minmax.md: New file.
 557         * config/m32c/mov.md: New file.
 558         * config/m32c/muldiv.md: New file.
 559         * config/m32c/predicates.md: New file.
 560         * config/m32c/prologue.md: New file.
 561         * config/m32c/shift.md: New file.
 562         * config/m32c/t-m32c: New file.
 563
 564 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 565
 566         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
 567         (stack_protect_set, stack_protect_test): New expanders.
 568         (stack_protect_set_si, stack_protect_set_si_media,
 569         stack_protect_set_di_media, stack_protect_test_si,
 570         stack_protect_test_si_media, stack_protect_test_di_media):
 571         New insns.
 572
 573 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
 574
 575         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
 576
 577 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
 578
 579         * tree.h (tree_expr_nonzero_p): Export.
 580         * fold-const.c (tree_expr_nonzero_p): Likewise.
 581         Return true for CALL_EXPRs that are alloca calls.
 582         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
 583         against zero.
 584         * tree-flow.h (expr_computes_nonzero): Remove.
 585         * tree-vrp.c (expr_computes_nonzero): Remove.
 586         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
 587         (extract_range_from_unary_expr): Likewise.
 588         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
 589         tree_expr_nonzero_p.
 590
 591 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
 592
 593         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
 594         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
 595         extra arg "picreg" and use it instead of pic_offset_table_rtx.
 596         All callers changed.
 597         (frame_related_constant_load): New arg "related" which controls
 598         setting of RTX_FRAME_RELATED_P.  All callers changed.
 599         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
 600         (bfin_expand_prologue): Add stack limit checking.
 601         * config/bfin/bfin.md (trapifcc): New pattern.
 602
 603         * config/bfin/bfin.c: Include "langhooks.h".
 604         (def_builtin): Go through lang_hooks to call builtin_function.
 605
 606         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
 607         * config/bfin/predicates.md (symbol_ref_operand): New.
 608         (call_insn_operand): Delete.  All callers changed to use
 609         register_no_elim_operand.
 610         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
 611         call_cookie field.
 612         (function_arg): Use it to generate the call's operand 2.
 613         (bfin_longcall_p): New function.
 614         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
 615         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
 616         determine if the address needs to be in a REG.
 617         (bfin_handle_longcall_attribute): New function.
 618         (bfin_attribute_table): Add "longcall" and "shortcall".
 619         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
 620         (CUMULATIVE_ARGS): New member call_cookie.
 621         (PREDICATE_CODES): Add symbol_ref_operand.
 622         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
 623         extra USE to the pattern.
 624         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
 625         New patterns, split off call_insn, sibcall_insn, call_value_insn and
 626         sibcall_value_insn; now the new patterns handle direct calls and the
 627         old ones indirect calls.
 628         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
 629
 630 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
 631
 632         * doc/trouble.texi: Update section on handling of empty loops.
 633
 634 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
 635
 636         * config.gcc: Remove support for sparc-*-openbsd*,
 637         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
 638         ns32k-*-netbsd*.
 639         * config.host: Remove support for i860-*-sysv4* as a host.
 640         * config/i860/*, config/ip2k/*, config/ns32k/*,
 641         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
 642         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
 643         mention obsolete ports.
 644
 645 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 646
 647         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
 648         soft frame pointer.
 649         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
 650         of frame_pointer_rtx.
 651         (sh_expand_epilogue): Likewise.
 652         (sh_set_return_address): Likewise.
 653         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
 654         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
 655         offsets from FRAME_POINTER_REGNUM.
 656         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
 657         (sh_register_names): Add initializer for sfp.
 658         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
 659         (VALID_REGISTER_P): Likewise.
 660         (FIRST_PSEUDO_REGISTER): Update.
 661         (DWARF_FRAME_REGISTERS): Define.
 662         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
 663         (HARD_FRAME_POINTER_REGNUM): Define.
 664         (FRAME_POINTER_REGNUM): Redefine.
 665         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
 666         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
 667         from FRAME_POINTER_REGNUM.
 668         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
 669         FRAME_POINTER_REGNUM.
 670         (REG_CLASS_CONTENTS): Add sfp.
 671         (REG_ALLOC_ORDER): Likewise.
 672         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
 673         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
 674         of frame_pointer_rtx.
 675         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
 676
 677 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
 678
 679         * fold-const.c (tree_expr_nonnegative_p): Only return true for
 680         ABS_EXPR when flag_wrapv is false because of INT_MIN.
 681         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
 682         of an ABS_EXPR.
 683         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
 684         ABS_EXPR<x>.
 685
 686 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
 687
 688         Make CONSTRUCTOR use VEC to store initializers.
 689         * c-common.c (complete_array_type): Update to cope with VEC in
 690         CONSTRUCTOR_ELTS.
 691         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
 692         (pp_c_constructor_elts): New function.
 693         * c-pretty-print.h (pp_c_constructor_elts): Declare.
 694         * c-typeck.c (build_function_call, build_c_cast, digest_init,
 695         struct constructor_stack, struct initializer_stack,
 696         constructor_elements, push_init_level, pop_init_level,
 697         add_pending_init, find_init_member, output_init_element): Update to
 698         cope with VEC in CONSTRUCTOR_ELTS.
 699         * coverage.c (build_fn_info_value, build_ctr_info_value,
 700         build_gcov_info): Likewise.
 701         * expr.c (categorize_ctor_elements_1, store_constructor,
 702         expand_expr_real_1): Likewise.
 703         * fold-const.c (fold_ternary): Likewise.
 704         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
 705         gimplify_init_constructor, gimplify_expr): Likewise.
 706         * tree-dump.c (dequeue_and_dump): Likewise.
 707         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
 708         node.
 709         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
 710         CONSTRUCTOR_ELTS.
 711         * tree-sra.c (generate_element_init_1): Likewise.
 712         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
 713         * tree-ssa-operands.c (get_expr_operands): Likewise.
 714         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
 715         * tree-vect-transform.c (vect_get_vec_def_for_operand):
 716         (get_initial_def_for_reduction): Likewise.
 717         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
 718         value handle in annotations.
 719         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
 720         tree_node_structure): Add support for constr_kind.
 721         (build_vector_from_ctor, build_constructor_single,
 722         build_constructor_from_list): New functions.
 723         (build_constructor): Update to take a VEC instead of a TREE_LIST.
 724         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
 725         Update to cope with VEC in CONSTRUCTOR_ELTS.
 726         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
 727         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
 728         CONSTRUCTOR_APPEND_ELT): New macros.
 729         (struct constructor_elt, struct tree_constructor): New data types.
 730         (union tree_node): Add tree_constructor field.
 731         * treestruct.def: Define TS_CONSTRUCTOR.
 732         * varasm.c (const_hash_1, compare_constant, copy_constant,
 733         compute_reloc_for_constant, output_addressed_constants,
 734         initializer_constant_valid_p, output_constant,
 735         array_size_for_constructor, output_constructor): Update to cope with
 736         VEC in CONSTRUCTOR_ELTS.
 737         * vec.h (VEC_empty, VEC_copy): New macros.
 738
 739 2005-07-19  Devang Patel  <dpatel@apple.com>
 740
 741         * dbxout.c (dbxout_type): Check Objective-C++ lang.
 742
 743 2005-07-19  Richard Henderson  <rth@redhat.com>
 744
 745         PR tree-opt/22278
 746         * gimplify.c (gimplify_expr): Use main variant type for the temp
 747         destination for a discarded volatile read.
 748         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
 749         casts between non-void types that change volatility.
 750
 751 2005-07-15  DJ Delorie  <dj@redhat.com>
 752
 753         * toplev.h: Add comment about the first parameter for warning().
 754         * errors.h: Likewise.
 755
 756         * c.opt (Wpragmas): New.
 757         * doc/invoke.texi: Document it.
 758
 759         * function.c (do_warn_unused_parameter): Add warning control to
 760         warning call.
 761         * c-decl.c (warn_if_shadowing): Likewise.
 762         * c-lex.c (cb_def_pragma): Likewise.
 763         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
 764         (pop_alignment): Likewise.
 765         (handle_pragma_pack): Likewise.
 766         (apply_pragma_weak): Likewise.
 767         (handle_pragma_weak): Likewise.
 768         (handle_pragma_redefine_extname): Likewise.
 769         (add_to_renaming_pragma_list): Likewise.
 770         (handle_pragma_extern_prefix): Likewise.
 771         (maybe_apply_renaming_pragma): Likewise.
 772         (handle_pragma_visibility): Likewise.
 773
 774         * config/c4x/c4x-c.c (BAD): Likewise.
 775         (c4x_parse_pragma): Likewise.
 776         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
 777         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
 778         (rs6000_pragma_longcall): Likewise.
 779         * config/v850/v850-c.c (pop_data_area): Likewise.
 780         (ghs_pragma_section): Likewise.
 781         (ghs_pragma_section): Likewise.
 782         (ghs_pragma_interrupt): Likewise.
 783         (ghs_pragma_starttda): Likewise.
 784         (ghs_pragma_startsda): Likewise.
 785         (ghs_pragma_startzda): Likewise.
 786         (ghs_pragma_endtda): Likewise.
 787         (ghs_pragma_endsda): Likewise.
 788         (ghs_pragma_endzda): Likewise.
 789
 790 2005-07-19  Danny Berlin <dberlin@dberlin.org>
 791             Kenneth Zadeck <zadeck@naturalbridge.com>
 792
 793         * Makefile.in: Removed tree-promote-statics.c
 794         * tree-promote-statics.c: Removed.
 795         * common.opt: Removed flag-promote-statics.
 796         * opts.c: Ditto.
 797         * passes.c: Removed tree-promote-statics pass.
 798         * tree-pass.h: Ditto.
 799         * timevar.def: Removed TV_PROMOTE_STATICS.
 800
 801
 802 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
 803
 804         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
 805         and *-*-freebsd9.
 806         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
 807
 808 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 809
 810         PR c/22476
 811         * c-common.c (check_function_arguments): Call
 812         'check_function_format' if either -Wformat or
 813         -Wmissing-format-attribute are specified.
 814         * c-format.c (check_function_format): Check -Wformat before
 815         calling 'check_format_info'.
 816         * c-opts.c (c_common_post_options): Don't warn for
 817         -Wmissing-format-attribute without -Wformat.
 818         * c-typeck.c (convert_for_assignment): Detect additional cases for
 819         -Wmissing-format-attribute.
 820         * doc/invoke.texi (-Wmissing-format-attribute): Document new
 821         behavior.
 822
 823 2005-07-19  Richard Guenther  <rguenther@suse.de>
 824
 825         * config/i386/i386.md (lrint<mode>2): Use temporary
 826         instead of clobbering non-existent memory.
 827
 828 2005-07-19  Nick Clifton  <nickc@redhat.com>
 829
 830         * config/avr/avr.c (legitimate_address_p): Fix debugging print
 831         statement to avoid displaying ASCII control characters.
 832
 833 2005-07-19  Ben Elliston  <bje@au.ibm.com>
 834
 835         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
 836         * cfganal.c (find_edge_index): Ditto.
 837         * combine.c (combine_instructions): Ditto.
 838         * ddg.c (create_scc): Ditto.
 839         (find_successors): Ditto.
 840         (find_predecessors): Ditto.
 841         (find_nodes_on_paths): Ditto.
 842         (longest_simple_path): Ditto.
 843         * flow.c (update_life_info): Ditto.
 844         (count_or_remove_death_notes): Ditto.
 845         (clear_log_links): Ditto.
 846         * modulo-sched.c (generate_reg_moves): Ditto.
 847         (find_max_asap): Ditto.
 848         (find_max_hv_min_mob): Ditto.
 849         (find_max_dv_min_mob): Ditto.
 850         * sbitmap.c (sbitmap_first_set_bit): Ditto.
 851         * sched-rgn.c (extract_edgelst): Ditto.
 852         * tree-into-ssa.c (prepare_names_to_update): Ditto.
 853         (dump_update_ssa): Ditto.
 854         (ssa_names_to_replace) Ditto.
 855         (switch_virtuals_to_full_rewrite): Ditto.
 856         (update_ssa): Ditto.
 857         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
 858
 859 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
 860
 861         Fix PR tree-optimization/22483
 862
 863         * tree-complex.c (create_components): Use
 864         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
 865         * tree-flow-inline.h (fill_referenced_var_vec): New function.
 866         * tree-flow.h (safe_referenced_var_iterator): New structure.
 867         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
 868         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
 869         safe_referenced_var iterator.
 870         (add_type_alias): Ditto.
 871
 872 2005-07-19  Steven Bosscher  <stevenb@suse.de>
 873
 874         * loop-init.c (rest_of_handle_loop2): Remove.
 875         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
 876         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
 877         (pass_rtl_loop_init, pass_rtl_loop_done,
 878         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
 879         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
 880         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
 881         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
 882         pass_tree_loop_done, and pass_tree_unswitch.
 883         (gate_loop): Rename to gate_tree_loop.
 884         * passes.c (init_optimization_passes): Update for renamed tree
 885         loop passes.  Add the new loop2 passes as subpasses of loop2.
 886         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
 887         Update for the renamed tree loop passes.
 888
 889 2005-07-18  Ian Lance Taylor  <ian@airs.com>
 890
 891         PR middle-end/22057
 892         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
 893         blocks when optimizing.
 894
 895 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
 896
 897         * common.opt (frename-registers): Initialize to 2.
 898         (fweb): Ditto.
 899         (fgcse-after-reload): Ditto.
 900         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
 901         (process_options): Only change flag_web, flag_rename_registers,
 902         and flag_rerun_cse_after_loop if not explicitly set by user.
 903
 904 2005-07-18  Jan Beulich  <jbeulich@novell.com>
 905
 906         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
 907         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
 908         in 64-bit mode the same as DImode in 32-bit mode.
 909         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
 910         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
 911         mode. Add new mode parameter.
 912         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
 913         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
 914         x86_64_shift_adj): New expanders.
 915         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
 916         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
 917         insns.
 918         Respective new splitters. Use renamed shift splitter helpers in 32-bit
 919         DImode shift splitters.
 920         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
 921         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
 922         mode parameter.
 923
 924 2005-07-18  Jan Beulich  <jbeulich@novell.com>
 925
 926         * i386.md (movdi_extzv_1): New.
 927         (zero_extendhidi2): Combine alternatives and never force use of
 928         REX64 prefix.
 929         (zero_extendqidi2): Likewise. Don't restrict input selection.
 930
 931 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
 932
 933         Fix PR tree-optimization/22531
 934         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
 935          moment.
 936
 937 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
 938
 939         * tree-promote-statics.c (pass_promote_statics): Change dump file
 940          name.
 941
 942 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
 943
 944         * tree-optimize.c (init_tree_optimization_passes): Add
 945         pass_eliminate_useless_stores pass.
 946         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
 947         * tree-ssa-pre.c (is_copy_stmt): New function.
 948         (follow_copies_till_vuse): Ditto.
 949         (do_eustores): Ditto.
 950         (gate_eustores): Ditto.
 951
 952 2005-07-16  Richard Henderson  <rth@redhat.com>
 953
 954         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
 955
 956 2005-07-16 Danny Berlin <dberlin@dberlin.org>
 957            Kenneth Zadeck <zadeck@naturalbridge.com>
 958
 959         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
 960         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
 961         ipa-type-escape.h, tree-promote-statics.c
 962         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
 963         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
 964         tree-promote-statics.c: new files.
 965         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
 966         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
 967         int nonlocal_set_p, mark_constant_function): Deleted.
 968         (rest_of_handle_cfg): Removed call to mark_constant_function.
 969         (nonoverlapping_component_refs_p): Added calls to support
 970         type based aliasing.
 971         * tree-ssa-alias.c (may_alias_p,
 972         compute_flow_insensitive_aliasing): Ditto.
 973         * calls.c (flags_from_decl_or_type): Removed reference to
 974         cgraph_rtl_info.
 975         * c-typeck.c (convert_arguments): Make builtins tolerant of having
 976         too many arguments.  This is necessary for Spec 2000.
 977         * cgraph.h (const_function, pure_function): Removed.
 978         * common.opt: Added "fipa-pure-const", "fipa-reference",
 979         "fipa-type-escape", and "ftree-promote-static".
 980         * opts.c: Ditto.
 981         * passes.c: Added ipa and tree-promote-statics passes.
 982         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
 983         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
 984         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
 985         * tree-flow.h: Added exposed sra calls and addition of
 986         reference_vars_info field for FUNCTION_DECLS.
 987         * tree-pass.h: Added passes.
 988         * tree-sra.c: (sra_init_cache): New function.
 989         (sra_insert_before, sra_insert_after) Made public.
 990         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
 991         and made public.
 992         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
 993         aliasing. (may_alias_p): Added code to use type escape analysis to
 994         improve alias sets.
 995         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
 996         code to prune clobbers of static variables based on information
 997         produced in ipa-reference pass.  Changed call clobbering so that
 998         statics are not marked as clobbered if the call does not clobber
 999         them.
1000
1001 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
1002
1003         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1004         too.
1005
1006 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
1007
1008         * doc/install.texi (*-*-solaris2*): Document recommended version
1009         of GNU binutils and mention GNU linker problem on Solaris 10.
1010
1011 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
1012
1013         PR c/22421
1014         * c-decl.c (c_build_bitfield_integer_type): New function.
1015         (finish_struct): Call it.
1016         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1017
1018 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1019
1020         * c-typeck.c (digest_init): Call 'convert_for_assignment'
1021         before returning.
1022
1023 2005-07-16  Jan Hubicka  <jh@suse.cz>
1024
1025         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1026         (scale_bbs_frequencies_int): Watch roundoff errors.
1027         * predict.c (return_prediction): Initialize return_stmt.
1028
1029 2005-07-16  Jan Hubicka  <jh@suse.cz>
1030
1031         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1032         after RTL profiling.
1033
1034 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
1035
1036         PR middle-end/22398
1037         * fold-const.c (build_range_check): Convert high/low to etype
1038         if we are only comparing against exp.
1039
1040 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
1041
1042         Fix PR tree-optimization/22376
1043         * tree-ssa-structalias.c (build_constraint_graph): We really meant
1044         special var here.
1045         (need_to_solve): New function.
1046         (compute_points_to_sets): Use it.
1047
1048 2005-07-15  Jan Hubicka  <jh@suse.cz>
1049
1050         * cfg.c (update_bb_profile_for_threading): More diagnostic.
1051         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1052
1053 2005-07-15  Richard Guenther  <rguenther@suse.de>
1054
1055         * c-common.c (handle_flatten_attribute): New function.
1056         Add flatten function attribute.
1057         * doc/extend.texi: Document flatten function attribute.
1058         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1059         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1060         New functions.
1061         (cgraph_decide_inlining): Handle functions with flatten
1062         attribute.
1063
1064 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
1065
1066         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1067         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1068         UNSPEC_XCHG, UNSPEC_AND): New.
1069         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1070         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1071         * config/rs6000/sync.md (FETCHOP): New code macro.
1072         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1073         New code attrs.
1074         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1075         (sync_compare_and_swap<mode>): Same.
1076         (sync_lock_test_and_set<mode>): Same.
1077         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1078         for QImode and HImode, and not PPC405.
1079         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1080         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1081         (sync_<fetchop>{si,di}_internal): New.
1082         (sync_nand{si,di}_internal): New.
1083         (sync_old_<fetchop>{si,di}_internal): New.
1084         (sync_old_nand{si,di}_internal): New
1085         (sync_new_<fetchop>{si,di}_internal): New.
1086         (sync_new_nand{si,di}_internal): New.
1087         (atomic_and{si,di}): New.
1088         (sync_new_nand{si,di}_internal): New.
1089         (atomic_and{si,di}): New.
1090         (sync_add<mode>_internal): Delete.
1091         (sync_addshort_internal): Use unspec instead of unspec_volatile.
1092         (sync_sub<mode>_internal): Delte.
1093         (sync_subshort_internal): New.
1094         (sync_andsi_internal): Use unspec instead of unspec_volatile.
1095         (sync_anddi_internal): Delete.
1096         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1097         (sync_booldi_internal): Delete.
1098         (sync_boolc<mode>_internal): Delete.
1099         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1100         (sync_boolc<mode>_internal2): Delete.
1101         (sync_boolcc<mode>_internal): Delete.
1102         (isync, lwsync): Use unspec instead of unspec_volatile.
1103         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1104         Revert UNSPEC_VOLATILE.
1105         (rs6000_split_atomic_op): New.
1106         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1107
1108 2005-07-14  Eric Christopher  <echristo@redhat.com>
1109
1110         * config/mips/mips.c (mips_canonicalize_comparison): Cast
1111         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1112
1113 2005-07-14  Eric Christopher  <echristo@redhat.com>
1114
1115         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1116
1117 2005-07-14  Steven Bosscher  <stevenb@suse.de>
1118
1119         PR tree-optimization/22230
1120         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1121         the computation of the four cross productions for "range op range".
1122
1123 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
1124             Ulrich Weigand  <uweigand@de.ibm.com>
1125
1126         PR target/20126
1127         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1128         in some insn.
1129
1130 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
1131
1132         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1133
1134 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
1135
1136         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1137
1138 2005-07-14  Richard Guenther  <rguenther@suse.de>
1139
1140         PR middle-end/22347
1141         * config/i386/i386-protos.h (ix86_function_value): Change
1142         prototype to match new target hook.
1143         * config/i386/i386.c (ix86_value_regno): Change prototype
1144         to take extra type argument.
1145         (TARGET_FUNCTION_VALUE): Define.
1146         (ix86_function_ok_for_sibcall): Pass extra argument to
1147         ix86_value_regno, check return slot rtx for exact match.
1148         (ix86_function_value): Take extra parameter.  Dispatch to
1149         ix86_value_regno with fndecl/fntype as provided.
1150         (ix86_value_regno): Handle extra type argument.
1151         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1152
1153         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1154         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1155         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1156         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1157         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1158
1159 2005-07-14  Richard Guenther  <rguenther@suse.de>
1160
1161         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1162         * calls.c (expand_call): Pass fntype to hard_function_value.
1163         (emit_library_call_value_1): Likewise.
1164         * explow.c: Include target.h.
1165         (hard_function_value): Take extra argument, the fntype.
1166         Use new target hook for function_value.
1167         * expr.h (hard_function_value): Change prototype.
1168         * function.c (aggregate_value_p): Pass 0 as fntype to
1169         hard_function_value.
1170         (assign_parms): Use new target hook for function_value.
1171         Pass 0 as fntype to hard_function_value.
1172         (expand_function_end): Likewise.
1173         * reg-stack.c: Include target.h.
1174         (stack_result): Use new target hook for function_value.
1175         * target-def.h: New target hook function_value.
1176         * target.h: Likewise.
1177         * targhooks.c (default_function_value): New function.
1178         * targhooks.h (default_function_value): Declare.
1179
1180 2005-07-13  Ian Lance Taylor  <ian@airs.com>
1181
1182         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1183
1184 2005-07-14  Jan Hubicka  <jh@suse.cz>
1185
1186         * tree-dfa.c (dump_variable): Use default_def function.
1187         * tree-ssa-alias.c (dump_points_to_info): Likewise.
1188         * tree-ssa.c (verify_use): Likewise.
1189         * tree-ssanames.c (release_ssa_name): Likewise.
1190         * tree-tailcall.c (eliminate_tail_call): Likewise.
1191         (tree_optimize_tail_calls_1): Likewise.
1192         * tree-vrp.c (get_value_range): Likewise.
1193
1194 2005-07-14  Ben Elliston  <bje@au.ibm.com>
1195
1196         * gcc.c (main): Compare language[0] with '*' when iterating over
1197         the infiles.
1198
1199 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
1200
1201         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1202         "s390_emit_compare".  Add handling of CCZ1mode.
1203         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1204         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1205         checking.
1206         (s390_branch_condition_mask): Add CCZ1mode handling.
1207         * config/s390/s390.md: ("seq", "*seq"): New pattern.
1208         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1209         Use CCZ1mode instead of CCZmode.
1210         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
1211
1212 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
1213
1214         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1215         pattern.
1216         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1217
1218 2005-07-13  Eric Christopher  <echristo@redhat.com>
1219
1220         * config/mips/mips.c (mips_canonicalize_comparison): New.
1221         (mips_emit_int_relational): Use.
1222
1223 2005-07-13  Eric Christopher  <echristo@redhat.com>
1224
1225         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1226         static extra parts.
1227         * config/s390/s390.md: Include tpf.md. Move tpf specific
1228         patterns...
1229         * config/s390/tpf.md: To here.
1230         * config/s390/s390.opt: Move tpf specific options...
1231         * config/s390/tpf.opt: to here. Add mmain option.
1232         * config/s390/tpf-unwind.h: Remove unnecessary defines.
1233         * config/s390/tpf.h: Rewrite.
1234
1235 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
1236
1237         * doc/tm.texi: Remove @xref{Cross-profiling}.
1238
1239 2005-07-13  Jeff Law  <law@redhat.com>
1240
1241         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1242         expressions, test their _DECL operands for pointer equality rather
1243         than using operand_equal_p.
1244
1245 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
1246
1247         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1248         (TARGET_POSIX_IO): This.
1249         * config/darwin.h: Likewise.
1250         * config/freebsd.h: Likewise.
1251         * config/linux.h: Likewise.
1252         * config/lynx.h: Likewise.
1253         * config/netbsd.h: Likewise.
1254         * config/rs6000/linux64.h: Likewise.
1255         * config/rs6000/linux.h: Likewise.
1256         * config/s390/tpf.h: Likewise.
1257         * config/sh/embed-elf.h: Likewise.
1258         * config/sparc/linux64.h: Likewise.
1259         * config/sparc/linux.h: Likewise.
1260         * config/svr4.h: Likewise.
1261         * gcov-io.h: Likewise.
1262
1263         * doc/tm.texi: Updated.
1264
1265         * libgcov.c (create_file_directory): Defined only if
1266         TARGET_POSIX_IO is defined.
1267         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1268         is defined.
1269
1270 2005-07-13  Jan Hubicka  <jh@suse.cz>
1271
1272         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1273
1274 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
1275
1276         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1277         structure as argument.
1278
1279 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
1280
1281         PR tree-optimization/21921
1282         * tree-iterator.c (tsi_link_before): Support the case when
1283         tsi_end_p (tsi) == true.
1284
1285 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1286
1287         PR tree-optimization/22442
1288         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1289         correctly.
1290
1291 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1292
1293         PR rtl-optimization/20376
1294         * toplev.c (process_options): Enable -fweb and -frename-registers when
1295         unrolling.
1296         * doc/invoke.texi: Update the information about when -fweb and
1297         -frename-registers are enabled.
1298
1299 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1300
1301         PR tree-opt/21840
1302         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1303         if *rhs_p is not a SSA_NAME.
1304
1305 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
1306
1307         Fix PR tree-optimization/22422
1308         * tree-ssa-structalias.c (struct variable_info): Add flag for
1309         special vars.
1310         (get_varinfo): Now a static function.
1311         (new_varinfo): init has_union and is_special_var to false.
1312         (solution_set_add): Check has_union.
1313         (do_da_constraint): Move temporary variable so it gets reset
1314         properly.
1315         Also check for special variable.
1316         (do_ds_constraint): Ditto.
1317         (do_sd_constraint): Ditto.
1318         (do_structure_copy): Check for special variable.
1319         (find_func_aliases): Ditto.
1320         (init_base_vars): Set special vars properly.
1321
1322 2005-07-13  Jan Hubicka  <jh@suse.cz>
1323
1324         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1325         do unit-at-a-time.
1326
1327         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1328         (get_expr_operands): Fix thinko wrt flags and subvars.
1329
1330         PR tree-optimize/22379
1331         * tree-inline.c (expand_call_inline): Do not output sorry in early
1332         inlining.
1333
1334 2005-07-12  Dale Johannesen  <dalej@apple.com>
1335
1336         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
1337
1338 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1339
1340         PR bootstrap/21704
1341         * host-linux.h: Include limits.h.
1342
1343 2005-07-12  Dale Johannesen  <dalej@apple.com>
1344
1345         * expr.c (compress_float_constant):  Add cost check.
1346         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
1347
1348 2005-07-12  Dale Johannesen  <dalej@apple.com>
1349
1350         * gcc.target/i386/compress-float-sse.c:  New.
1351         * gcc.target/i386/compress-float-sse-pic.c:  New.
1352         * gcc.target/i386/compress-float-387.c:  New.
1353         * gcc.target/i386/compress-float-387-pic.c:  New.
1354         * gcc.dg/compress-float-ppc.c:  New.
1355         * gcc.dg/compress-float-ppc-pic.c:  New.
1356
1357 2005-07-12  Eric Christopher  <echristo@redhat.com>
1358
1359         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1360         static extra parts.
1361         * config/s390/s390.md: Include tpf.md. Move tpf specific
1362         patterns...
1363         * config/s390/tpf.md: To here.
1364         * config/s390/s390.opt: Move tpf specific options...
1365         * config/s390/tpf.opt: to here. Add mmain option.
1366         * config/s390/tpf-unwind.h: Remove unnecessary defines.
1367         * config/s390/tpf.h: Rewrite.
1368
1369 2005-07-12  Eric Christopher  <echristo@redhat.com>
1370
1371         * gcc.c (struct infile): Update comment for language.
1372         (main): Rewrite input file resetting code.
1373
1374 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1375
1376         PR tree-opt/22335
1377         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1378         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
1379         (lookup_avail_expr): Use constant_boolean_node instead
1380         of boolean_false_node/boolean_true_node.
1381
1382 2005-07-12  Ben Elliston  <bje@au.ibm.com>
1383
1384         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1385         and use it when printing num_edges.
1386
1387 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
1388
1389         * doc/extend.texi (Blackfin Built-in Functions): New section.
1390         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1391         @opindex.
1392
1393 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
1394
1395         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1396         s/cmpstrsi/cmpstrnsi
1397         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1398         'cmpstrnsi'.
1399         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1400         (init_optabs): Initialize cmpstrn_optab.
1401         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1402         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1403         * expr.c: (enum insn_code cmpstrn_optab): Declare.
1404         * config/i386/i386.md: s/cmpstr/cmpstrn
1405         * config/c4x/c4x.md: s/cmpstr/cmpstrn
1406         * doc/md.texi: Update documentation.
1407
1408 2005-07-11  Richard Henderson  <rth@redhat.com>
1409
1410         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1411         build_va_arg_indirect_ref.
1412         (alpha_gimplify_va_arg): Likewise.
1413         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1414         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1415         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1416         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1417         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1418         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1419         Likewise.
1420         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1421
1422 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1423
1424         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1425         * passes.c (init_optimization_passes): Add pass_empty_loop.
1426         * tree-pass.h (pass_empty_loop): Declare.
1427         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1428         try_remove_empty_loop, remove_empty_loops): New functions.
1429         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1430         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1431
1432 2005-07-12  Peter Barada  <peter@the-baradas.com>
1433
1434         PR middle-end/16719
1435         PR middle-end/18421
1436         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1437         in address registers.
1438         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1439         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1440         alternative of addsi3_5200.
1441
1442 2005-07-11  Ian Lance Taylor  <ian@airs.com>
1443
1444         * config/mips/mips.md (ffs<mode>2): Remove.
1445
1446 2005-07-11  Ian Lance Taylor  <ian@airs.com>
1447
1448         * doc/tree-ssa.texi (Cleanups): Improve description of
1449         TRY_FINALLY_EXPR.
1450         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1451
1452 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
1453
1454         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1455         * tree.h (DECL_ARGUMENT_FLD): New macro.
1456
1457 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
1458
1459         Fix PR tree-optimization/22404
1460
1461         * tree-ssa-structalias.c (create_variable_info_for): Use
1462         correct offset.
1463
1464 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
1465
1466         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1467         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1468         for second comparison operand.
1469         * config/bfin/predicates.md (reg_or_const_int_operand): New.
1470
1471         * config/bfin/bfin.md (define_attr "type"): Add "sync".
1472         (define_insn_reservation "alu"): Likewise.
1473         (csync, ssync): Now of type sync.
1474         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1475         -mcsync-anomaly -mspecld-anomaly.
1476         * config/bfin/bfin.opt (mcsync): Remove.
1477         (mcsync-anomaly, mspecld-anomaly): Add.
1478         * config/bfin/bfin.c: Include "insn-codes.h".
1479         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1480         (TARGET_DEFAULT_TARGET_FLAGS): New.
1481         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1482
1483 2005-07-11  Steven Bosscher  <stevenb@suse.de>
1484
1485         * basic-block.h: Give the BB flags enum a name, bb_flags.
1486         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1487         * cfgcleanup.c (enum bb_flags): Remove here.
1488         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1489         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1490         (update_forwarder_flag): Likewise.
1491         (thread_jump): Likewise.
1492         (try_forward_edges): Likewise.
1493         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
1494         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
1495         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1496
1497 2005-07-11  Richard Guenther  <rguenther@suse.de>
1498
1499         * config/i386/i386.opt: New target option -msseregparm.
1500         * config/i386/i386.c (override_options): Error out for
1501         -msseregparm but no SSE support.
1502         (ix86_function_sseregparm): Check for global sseregparm.
1503         * doc/invoke.texi: Document -msseregparm.
1504
1505 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1506
1507         * config.gcc (m32r-*-linux*): Use the default extra_parts.
1508         (m32rle-*-linux*): Ditto.
1509
1510 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
1511
1512         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1513         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1514         bytes.
1515
1516 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1517
1518         PR middle-end/22239
1519         PR target/20126
1520         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1521         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1522
1523 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
1524
1525         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1526         (varmap): Heapify varmap.
1527         (constraints): Heapify constraints.
1528         (struct constraint_graph): Heapify succs and preds.
1529         (constraint_vec_find): Update for heapification.
1530         (constraint_set_union): Ditto.
1531         (insert_into_complex): Ditto.
1532         (constraint_edge_vec_find): Ditto.
1533         (erase_graph_self_edge): Ditto.
1534         (add_graph_edge): Ditto.
1535         (get_graph_weights): Ditto.
1536         (merge_graph_nodes): Ditto.
1537         (build_constraint_graph): Ditto.
1538         (topo_visit): Ditto.
1539         (solve_graph): Ditto.
1540         (create_variable_info_for): Ditto.
1541         (init_base_vars): Ditto.
1542         (delete_points_to_sets): Free graph, varmap, and complex constraints.
1543         (condese_varmap_nodes): Free complex vector.
1544         (clear_edges_for_node): Clear succs and preds vector.
1545
1546 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
1547
1548         * tree-ssa-structalias.c (update_alias_info): Change counting of
1549         references to not include vdefs.
1550
1551 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
1552
1553         * tree-ssa-alias.c (free_used_part_map): Add missing free.
1554         (up_insert): Ditto.
1555
1556 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1557
1558         * pa.c (pa_commutative_p): Make PLUS commutative when
1559         TARGET_NO_SPACE_REGS is true.
1560
1561 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
1562
1563         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1564         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1565         * tree-dfa.c (dump_subvars_for): New.
1566         (debug_subvars_for): New.
1567         (dump_variable): Show subvariables if VAR has them.
1568         * tree-flow-inline.h (get_subvar_at): New.
1569         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1570         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1571         Update all users.
1572         (struct subvar): Change fields offset and size to unsigned
1573         HOST_WIDE_INT.
1574         (dump_subvars_for): Declare.
1575         (debug_subvars_for): Declare.
1576         (get_subvar_at): Declare.
1577         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1578         to unsigned HOST_WIDE_INT *.
1579         (overlap_subvar): Likewise.
1580         * tree-gimple.c (is_gimple_reg): Always return false for
1581         SFTs and memory tags.
1582         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1583         Update all callers.
1584         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1585         (compute_may_aliases): Call compute_points_to_sets.
1586         (collect_points_to_info_for): Remove.
1587         (compute_points_to_and_addr_escape): Remove.
1588         (delete_alias_info): Call delete_points_to_sets.
1589         (compute_flow_sensitive_aliasing): If the call to
1590         find_what_p_points_to returns false, call set_pt_anything.
1591         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1592         (set_pt_anything): Clear pi->pt_vars.
1593         (set_pt_malloc): Remove.
1594         (merge_pointed_to_info): Remove.
1595         (add_pointed_to_expr): Remove.
1596         (add_pointed_to_var): Remove.
1597         (collect_points_to_info_r): Remove.
1598         (is_escape_site): Make extern.
1599         (create_sft): New.
1600         (create_overlap_variables_for): Call it.
1601         * tree-ssa-copy.c (merge_alias_info): Never merge
1602         flow-sensitive alias information.
1603         * tree-ssa-operands.c (get_expr_operands): Adjust variables
1604         offset and size to be unsigned HOST_WIDE_INT.
1605         (add_to_addressable_set): Rename from note_addressable.
1606         Set TREE_ADDRESSABLE as the variables are added to the set.
1607         Update all users.
1608         (add_stmt_operand): Do not try to micro-optimize unmodifiable
1609         operands into VUSEs when adding V_MAY_DEFs for members in an
1610         alias set.
1611         * tree-ssa-operands.h (add_to_addressable_set): Declare.
1612         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1613         (struct variable_info): Add bitfield is_heap_var.
1614         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1615         (new_var_info): Initialize is_heap_var.
1616         (get_constraint_for): Add HEAP variables to the symbol table.
1617         Mark them with is_heap_var.
1618         (update_alias_info): New.  Taken mostly from the old
1619         compute_points_to_and_addr_escape.
1620         (handle_ptr_arith): New.
1621         (find_func_aliases): Call update_alias_info.
1622         Call handle_ptr_info for tcc_binary expressions.
1623         Call mark_stmt_modified.
1624         (create_variable_info_for): If DECL has subvars, do not create
1625         variables for its subvars.  Always add all the fields.
1626         (set_uids_in_ptset): If the solution includes ANYOFFSET and
1627         SFTs, then add all the SFTs of the structure.
1628         If VI->DECL is an aggregate with subvariables, add the SFT at
1629         VI->OFFSET.
1630         (find_what_p_points_to): If VI is an artificial variable,
1631         translate to bitfields in SSA_NAME_PTR_INFO.
1632         If the solution is empty, set pi->pt_vars to NULL
1633         (init_base_vars): Create ANYOFFSET.
1634         (compute_points_to_sets): Rename from create_alias_vars.
1635         Make extern.
1636         (pass_build_pta): Remove.
1637         (delete_points_to_sets): Rename from delete_alias_vars.
1638         (pass_del_pta): Remove.
1639         * tree-ssa-structalias.h (struct alias_info): Move from
1640         tree-ssa-alias.h.
1641         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1642         NUM_REFERENCES_SET): Likewise.
1643         (compute_points_to_sets, delete_points_to_sets): Declare.
1644
1645 2005-07-09  Richard Henderson  <rth@redhat.com>
1646
1647         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1648         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1649         alpha_split_lock_test_and_set_12): New functions.
1650         * config/alpha/alpha-protos.h: Update.
1651         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1652         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1653         * config/alpha/sync.md (I12MODE): New.
1654         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1655         (sync_<fetchop_name><I48MODE>): Likewise.
1656         (sync_nand<I48MODE>): Likewise.
1657         (sync_old_<fetchop_name><I48MODE>): Likewise.
1658         (sync_new_<fetchop_name><I48MODE>): Likewise.
1659         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1660         (sync_compare_and_swap<I48MODE>): Likewise.
1661         (sync_lock_test_and_set<I48MODE>): Likewise.
1662         (sync_compare_and_swap<I12MODE>): New.
1663         (sync_compare_and_swap<I12MODE>_1): New.
1664         (sync_lock_test_and_set<I12MODE>): New.
1665         (sync_lock_test_and_set<I12MODE>_1): New.
1666
1667 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
1668
1669         PR 21356
1670         PR 22332
1671         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1672
1673 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
1674
1675         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1676         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1677
1678 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
1679
1680         PR target/21656
1681         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1682
1683 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
1684
1685         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1686         memory_operand constraint.
1687         (store_conditional_<mode>): Same.
1688         (sync_compare_and_swap<mode>): Same.
1689         (sync_lock_test_and_set<mode>): Same.
1690
1691 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
1692
1693         Rewrite PIC support to more closely model actual instructions.
1694         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1695         (cris_symbol): Remove prototypes for removed functions.
1696         (cris_pic_symbol_type_of, cris_valid_pic_const)
1697         (cris_expand_pic_call_address): Prototypes for new functions.
1698         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1699         variable.
1700         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1701         modifiers.
1702         <case ':'>: Add case for new punctuation character.
1703         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1704         emitting (extra) PIC modifier.
1705         <case UNSPEC>: Do not assert for PLT.
1706         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1707         (cris_expand_prologue, cris_expand_epilogue): Check
1708         for pic_offset_table_rtx usage instead of taking
1709         current_function_uses_pic_offset_table as the final word.
1710         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1711         Remove flag_pic difference.
1712         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1713         the moral equivalents of...
1714         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1715         functions.
1716         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1717         (cris_handle_option): Mark ARG as unused.
1718         (cris_expand_pic_call_address): New worker function for "call",
1719         "call_value".
1720         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1721         output PIC constructs here.
1722         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1723         as symbol-specific modifers, not whole or part of operands.
1724         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1725         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1726         constants and flag_pic.
1727         (CONSTANT_INDEX_P): Adjust for new functions.
1728         (enum cris_pic_symbol_type): New helper type.
1729         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1730         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1731         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1732         define_constants.
1733         ("movsi"): Emit actual instructions for GOT and relative access.
1734         ("*movsi_got_load"): New pattern to set up the register holding
1735         the GOT pointer.
1736         ("*movsi_internal"): Operand 1 is not a plain general_operand.
1737         Adjust FIXME for 'S'.
1738         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1739         Use "movs" for -fpic cases.
1740         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1741         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1742         ("call", "call_value"): Just call cris_expand_pic_call_address for
1743         PIC addresses.
1744         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1745         Remove special pattern.
1746         ("*expanded_call_side", "*expanded_call_value_side"): New
1747         patterns.
1748         (gotplt-to-plt, gotplt-to-plt-side-call)
1749         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1750         peephole2:s.
1751         * config/cris/cris/predicates.md
1752         ("cris_general_operand_or_gotless_symbol"): Remove unused
1753         predicate.
1754         ("cris_general_operand_or_symbol"): Adjust for new functions.
1755
1756 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1757
1758         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1759
1760 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
1761
1762         * Makefile.in (TREE_H): Add treestruct.def.
1763         (c-decl.o): Add pointer-set.h
1764         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1765         visibility on regular DECL's.
1766         (merge_decls): Fix the copying of decl nodes of various types for
1767         the new structures.  Don't update RTL, section name, weak status,
1768         etc, on DECL's without RTL.
1769         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1770         Don't check volatile on non-variable types.
1771         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1772         to check whether we have seen arguments.
1773         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1774         flag is checked before field (flag is common, field is not).
1775         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
1776         TS_DECL_COMMON could have an origin.
1777         (add_location_or_const_value_attribute): Don't check section name
1778         on non-var/function decls.
1779         (dwarf2out_var_location): Reverse order of tests.
1780         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1781         with DECL_WRTL_CHECK.
1782         * expmed.c (make_tree): rtl is now in decl_with_rtl.
1783         * fold-const.c (fold_binary): Don't check weakness on
1784         non-var/function decls.
1785         (tree_expr_nonzero_p): Ditto.
1786         (fold_checksum_tree): Use tree_decl_extra as sizeof
1787         buffer.
1788         * ggc-page.c (extra_order_size_table): Add sizes for
1789         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
1790         tree_field_decl.
1791         * gimplify.c (gimplify_bind_expr): Only set
1792         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1793         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1794         without RTL.
1795         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1796         * langhooks.h (init_ts). New langhook.
1797         * passes.c (rest_of_decl_compilation): Reverse order of tests.
1798         * print-tree.c (print_node): Update to only print fields that
1799         exist in the structures the passed decl has.
1800         * toplev.c (wrapup_global_declarations): Don't reset
1801         DECL_DEFER_OUTPUT on DECL's that don't contain it.
1802         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1803         * tree-inline.c (remap_decl): Ditto.
1804         * tree-outof-ssa.c (create_temp): Reverse order of tests.
1805         * tree-pretty-print.c (print_declaration): Don't print
1806         DECL_REGISTER on things that don't contain it.
1807         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1808         non-var/function decls.
1809         * tree.c (tree_contains_struct): New structure.
1810         (init_priority_for_decl): New hashtable.
1811         (tree_int_map): New structure.
1812         (tree_int_map_eq): New function.
1813         (tree_int_map_marked_p): Ditto.
1814         (tree_int_map_hash): Ditto.
1815         (tree_map): Move to tree.h.
1816         (tree_map_eq): Externalize.
1817         (tree_map_hash): Ditto.
1818         (tree_map_marked_p): Ditto.
1819         (init_ttree): Set up tree_contains_struct and call langhook.
1820         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1821         (tree_code_size): Update for new structures.
1822         (tree_node_structure): Update for new structures.
1823         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1824         without the field.
1825         (copy_node_stat):  Copy init priority.
1826         (build_decl_stat): Ditto for visibility.
1827         (ts_enum_names): New.
1828         (tree_contains_struct_check_failed): New function.
1829         (decl_init_priority_lookup): Ditto.
1830         (decl_init_priority_insert): Ditto.
1831         * treestruct.def: New file.
1832         * tree.h (CODE_CONTAINS_STRUCT): New macro.
1833         (CONTAINS_STRUCT_CHECK): Ditto.
1834         (tree_contains_struct_check_failed): New prototype.
1835         (DECL_CHECK): Removed.
1836         (DECL_MINIMAL_CHECK): New.
1837         (DECL_COMMON_CHECK): Ditto.
1838         (DECL_WRTL_CHECK): Ditto.
1839         (DECL_NON_COMMON_CHECK): Ditto.
1840         (DECL_WITH_VIS_CHECK): Ditto.
1841         (VAR_OR_FUNCTION_DECL_P): Ditto
1842         (struct tree_decl_minimal): New structure.
1843         (struct tree_decl_common): Ditto.
1844         (struct tree_decl_with_rtl): Ditto.
1845         (struct tree_decl_with_vis): Ditto.
1846         (struct tree_decl_non_common): Ditto.
1847         (struct tree_field_decl): Ditto.
1848         (struct tree_parm_decl): Ditto.
1849         (struct tree_var_decl): Ditto.
1850         (struct tree_function_decl): Ditto.
1851         (struct tree_const_decl): Ditto.
1852         (struct tree_result_decl): Ditto.
1853         (union tree_node): Add new structures.
1854         * var-tracking.c (track_expr_p): Reverse order of tests.
1855
1856         * doc/c-tree.texi: Add documentation on DECL node internal structure.
1857
1858 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1859
1860         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1861         * system.h: Poison FINALIZE_PIC.
1862         * doc/tm.texi (FINALIZE_PIC): Remove.
1863
1864 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1865
1866         PR tree-opt/22329
1867         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1868         to the correct type if we have a MODIFY_EXPR.
1869
1870 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1871
1872         PR tree-optimization/22360
1873         * tree.c (upper_bound_in_type): Fix calculations for casting
1874         to a non-wider signed type and casting a signed value to a
1875         wider unsigned type.
1876         (lower_bound_in_type): Fix calculations for casting to a
1877         non-wider signed type.
1878
1879         PR tree-optimization/20139
1880         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
1881         release_defs.
1882         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
1883         fold_cond_expr_cond.
1884         * tree-ssanames.c (release_defs): Assert in_ssa_p.
1885         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
1886
1887 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1888
1889         PR tree-opt/22356
1890         * tree-complex.c (expand_complex_libcall): Produce
1891         REALPART_EXPR/IMAGPART_EXPR with the correct type.
1892
1893 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
1894
1895         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
1896         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
1897         b" assert and inserted fastpath code for this case.
1898         (bitmap_ior): Removed "a != b" assert.
1899
1900 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1901
1902         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
1903         (ENDFILE_SPEC): Likewise.
1904         * config/m32r/m32r.h (ASM_SPEC): Likewise.
1905
1906         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
1907         a large stack frame at epilogue.
1908
1909 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
1910
1911         * final.c: Include sdbout.h when required.
1912
1913 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
1914
1915         * config.gcc (*-*-darwin*): Only one target-specific header file
1916         for generic darwin.
1917         (powerpc-*-darwin*): Add version-specific header files.
1918         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
1919         * config.in: Regenerate.
1920         * configure: Regenerate.
1921         * gcc.c: Include xregex.h.
1922         (version_compare_spec_function): New.
1923         (spec_function): Add version-compare.
1924         (replace_outfile_spec_function): Reformat comment.
1925         (compare_version_strings): New.
1926         * config/darwin-c.c (version_as_macro): New.
1927         (builtin_define): New.
1928         (darwin_cpp_builtins): New.
1929         * config/darwin-protos.h (darwin_cpp_builtins): New.
1930         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
1931         (LIB_SPEC): Make unconditional, update comment.
1932         (TARGET_C99_FUNCTIONS): Define.
1933         * config/darwin.opt: Sort.
1934         (mmacosx-version-min=): New.
1935         * config/darwin7.h: Delete.
1936         * config/darwin8.h: Delete.
1937         * config/i386/darwin.h (): Call darwin_cpp_builtins.
1938         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
1939         (TARGET_C99_FUNCTIONS): Define.
1940         * config/rs6000/darwin7.h: New.
1941         * config/rs6000/darwin8.h: New.
1942         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
1943         (-mmacosx-version-min): Document.
1944
1945 2005-07-07  Ian Lance Taylor  <ian@airs.com>
1946
1947         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
1948
1949 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
1950
1951         PR middle-end/22239
1952         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
1953
1954 2005-07-07  Khem Raj  <kraj@mvista.com>
1955
1956         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
1957         in bytes, not words.
1958
1959 2005-07-07  Paul Brook  <paul@codesourcery.com>
1960
1961         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
1962         DEFAULT_FUNCTION_ARG_PADDING to upward.
1963
1964 2005-07-07  Richard Henderson  <rth@redhat.com>
1965
1966         * function.c (locate_and_pad_parm): Record parameter alignment in
1967         stack_alignment_needed.
1968
1969 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
1970
1971         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
1972         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
1973         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
1974         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
1975         (define_attr "type"): Add isync, sync, load_l, store_c.
1976         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
1977         Create scratch volatile MEM.
1978         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
1979         sync.
1980         (load_locked_<mode>): New.
1981         (store_conditional_<mode>): New.
1982         (sync_compare_and_swap<mode>): Replace with splitter.
1983         (sync_lock_test_and_set<mode>): Replace with splitter.
1984         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
1985         and UNSPECV_ISYNC.
1986         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
1987         is ics.  Attribute isync.
1988         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
1989         lwsync.
1990         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
1991         and UNSPECV_SYNC_OP.
1992         (emit_unlikely_jump): New.
1993         (emit_load_locked): New.
1994         (emit_store_conditional): New.
1995         (rs6000_split_compare_and_swap): New.
1996         (rs6000_split_lock_test_and_set): New.
1997         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
1998         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
1999         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2000         rs6000_split_lock_test_and_set): Declare.
2001         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2002         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2003         store_c, isync, sync.
2004
2005 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
2006
2007         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2008         filenames to gtyp-gen.h.
2009         (s-typ-gen): Use it in place of for loops.
2010
2011 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
2012
2013         * hooks.c (hook_bool_rtx_int_false): New function.
2014         * hooks.h (hook_bool_rtx_int_false): Declare.
2015         * target-def.h (TARGET_COMMUTATIVE_P): Define.
2016         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2017         * target.h (struct gcc_target): Add commutative_p member.
2018         * targhooks.c (hook_bool_rtx_commutative_p): New function.
2019         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2020         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2021         (pa_commutative_p): New function.
2022         * jump.c (target.h): Include.
2023         (rtx_renumbered_equal_p): Use targetm.commutative_p.
2024         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2025
2026 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2027
2028         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2029         (s390_expand_setmem): New.
2030         * config/s390/s390.c: Likewise.
2031         (print_shift_count_operand): Truncate to 12 bits instead of 6.
2032         Adapt comments.
2033         * config/s390/s390.md: ("setmem<mode>"): Accept character as
2034         general_operand.  Call new function "s390_expand_setmem".
2035         ("clrmem_long", "*clrmem_long"): Rewrite to ...
2036         ("setmem_long", "*setmem_long"): ... this.
2037
2038 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2039
2040         * config/s390/s390.c: (optimization_options): Enable
2041         TARGET_MVCLE at -Os.
2042         * doc/invoke.texi: Document changes in default behaviour.
2043         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2044
2045 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2046
2047         * expr.c: (set_storage_via_setmem): Convert opchar to mode
2048         defined by back-end.
2049
2050 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
2051
2052         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2053         all sets in the pattern.
2054         * config/rs6000/rs6000.md (stack_protect_testsi,
2055         stack_protect_testdi): Likewise.
2056
2057 2005-07-06  Jeff Law  <law@redhat.com>
2058
2059         * tree-vrp.c (simplify_using_ranges): Kill.
2060         (vrp_finalize): Remove call to simplify_using_ranges.
2061         (simplify_stmt_using_ranges): New function extracted from
2062         simplify_using_ranges.
2063         (simplify_div_or_mod_using_ranges): Likewise.
2064         (simplify_abs_using_ranges): Likewise.
2065         (simplify_cond_using_ranges): New function.
2066         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2067         * tree-ssa-propagate.c (substitute_and_fold): Call
2068         simplify_stmt_using_ranges if we have range information.
2069
2070 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
2071
2072         * config/ia64/ia64.c (ia64_reorg): Check optimize before
2073         ia64_flag_schedule_isns2.
2074
2075         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2076         reading/writing general registers.
2077         (ia64_function_arg): Revert 2005-06-18 change.
2078
2079 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
2080
2081         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2082         (legitimize_tls_address): Use gcc_unreachable instead of abort.
2083
2084 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
2085
2086         * function.c (expand_function_end): Revert part of 2005-06-27
2087         patch.  Do sjlj_emit_function_exit_after after return_label.
2088
2089 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
2090
2091         * doc/install.texi (--disable-libssp): New.
2092
2093 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
2094
2095         * doc/invoke.texi: Update -fforce-mem documentation.
2096         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2097         code for -fforce-mem.
2098         * expmed.c: (store_bit_field,store_fixed_bit_field,
2099         extract_bit_field): Ditto.
2100         * expr.c: (convert_move): Ditto.
2101         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2102         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2103         emit_conditional_add,expand_float,expand_fix): Ditto.
2104         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2105         (common_handle_option): Issue warning when -fforce-mem specified.
2106
2107 2005-07-06  Paul Brook  <paul@codesourcery.com>
2108
2109         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2110         argument is empty.
2111         * configure: Regenerate.
2112
2113 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
2114
2115         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2116
2117 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
2118
2119         Fix PR tree-optimization/22319
2120         Fix PR tree-optimization/22140
2121         Fix PR tree-optimization/22310
2122
2123         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2124         variable sized types.
2125         Use correct type for intermediate structure on *a = *b structure
2126         copies.
2127
2128 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
2129
2130         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2131         Remove.
2132         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2133         (machine_function): Move typedef to...
2134         * config/rs6000/rs6000.c (machine_function): ... here.  Add
2135         varargs_save_offset field.
2136         (rs6000_stack_t): Remove varargs_size field.
2137         (setup_incoming_varargs): Allocate varargs save area using
2138         assign_stack_local, try to make it as small as possible.
2139         Save offset from virtual_stack_vars_rtx to the save area
2140         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
2141         instead of magic 8 when fp word byte size is used.
2142         (rs6000_va_start): Use cfun->machine->varargs_save_offset
2143         instead of -RS6000_VARARGS_SIZE.
2144         (rs6000_stack_info, debug_stack_info,
2145         rs6000_initial_elimination_offset): Remove all traces of
2146         varargs_size.
2147         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2148         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2149         RS6000_VARARGS_AREA.
2150
2151 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
2152
2153         PR tree-optimization/21963
2154         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2155         constant_multiple_of in the same way get_computation_cost_at does.
2156
2157 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
2158
2159         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2160         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2161         (gen_compare_reg): If sparc_compare_emitted is set, clear it
2162         and return its previous value.
2163         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2164         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2165         constants.
2166         (stack_protect_set, stack_protect_test): New expanders.
2167         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2168         stack_protect_testdi): New insns.
2169         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2170         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2171
2172 2005-07-06  Jeff Law  <law@redhat.com>
2173
2174         * tree-ssa-dce.c (cfg_altered): New global.
2175         (tree_dce_init): Initialize cfg_altered.
2176         (remove_dead_stmt): If we remove an edge in the CFG, then set
2177         CFG_ALTERED.
2178         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2179         the dominators.
2180
2181 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
2182
2183         * Makefile.in (stamp-collect-ld): Use
2184         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
2185         ./collect-ld if it already exists.
2186         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2187         Don't remove ./nm if it already exists.
2188
2189 2005-07-05  Devang Patel  <dpatel@apple.com>
2190
2191         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2192         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2193         * tree-vectorizer.c (vect_loop_location): New.
2194         (vect_print_dump_info): Use vect_loop_location.
2195         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2196         (vectorize_loops): Set vect_loop_location.
2197         * tree-vect-analyze.c (vect_analyze_offset_expr,
2198         vect_determin_vectorization_factor, vect_analyze_operations,
2199         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2200         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2201         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2202         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2203         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2204         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2205         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2206         vect_analyze_loop): Adjust vect_print_dump_info API.
2207         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2208         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2209         vect_finish_stmt_generation, vectorizable_assignment,
2210         vectorizable_operation, vectorizable_store, vectorizable_load,
2211         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2212         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2213         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2214         vect_transform_loop): Same.
2215         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2216         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2217         Same.
2218
2219 2005-07-05  Randolph Chung  <tausq@debian.org>
2220
2221         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2222         * configure: Regenerate.
2223         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2224         (pa_tls_referenced_p): Declare.
2225         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2226         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2227         (legitimize_tls_address): New.
2228         (hppa_legitimize_address): Handle TLS addresses.
2229         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2230         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2231         (emit_move_sequence): Handle TLS addresses.
2232         (pa_encode_section_info): Call default handler to handle common
2233         sections.
2234         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2235         (CONSTANT_ADDRESS_P): Reject TLS operands.
2236         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2237         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2238         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2239         (UNSPEC_TLSLE): Define new constants.
2240         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2241         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2242         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2243         (tie_symbolic_operand, tle_symbolic_operand): New
2244
2245 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
2246
2247         * aclocal.m4: Update macros for autoconf 2.59 style.
2248         * configure.ac: Likewise.
2249
2250 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2251
2252         * pa.c (function_value): Handle small aggregates on 32-bit targets.
2253         (function_arg): Pass small aggregates in general registers on 32-bit
2254         targets.
2255         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2256
2257 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
2258
2259         * Makefile.in (final.o): Fix dependencies.
2260
2261 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
2262
2263         PR c/22013
2264         PR c/22098
2265         * langhooks.h (struct lang_hooks): Add expr_to_decl.
2266         * langhooks.c (lhd_expr_to_decl): New.
2267         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2268         New.
2269         (LANG_HOOKS_INITIALIZER): Update.
2270         * tree.c (recompute_tree_invarant_for_addr_expr): Call
2271         expr_to_decl langhook.
2272         * c-tree.h (c_expr_to_decl): Declare.
2273         * c-typeck.c (c_expr_to_decl): New.
2274         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2275         specially.
2276         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2277
2278 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
2279
2280         PR c/22308
2281         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2282         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2283
2284 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
2285
2286         * Makefile.in: Adjust dependencies.
2287         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2288         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2289         * alias.c (rest_of_handle_cfg, pass_cfg): New.
2290         * bb-reorder.c (duplicate_computed_gotos): Make it static.
2291         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2292         rest_of_compilation.
2293
2294         * bb-reorder.c (gate_duplicate_computed_gotos,
2295         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2296         rest_of_handle_reorder_blocks, pass_reorder_blocks,
2297         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2298         pass_partition_blocks): New.
2299         * bt-load.c (gate_handle_branch_target_load_optimize,
2300         rest_of_handle_branch_target_load_optimize,
2301         pass_branch_target_load_optimize): New.
2302         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2303         pass_jump2): New.
2304         * cfglayout.c (pass_insn_locators_initialize): New.
2305         * cfgrtl.c (pass_free_cfg): New.
2306         * combine.c (gate_handle_combine, rest_of_handle_combine,
2307         pass_combine): New.
2308         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2309         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2310         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2311         * except.c (pass_set_nothrow_function_flags,
2312         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2313         pass_rtl_eh): New.
2314         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2315         rest_of_handle_shorten_branches, pass_shorten_branches,
2316         rest_of_clean_state, pass_clean_state): New.
2317         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2318         rest_of_handle_remove_death_notes, pass_remove_death_notes,
2319         rest_of_handle_life, pass_life, rest_of_handle_flow2,
2320         pass_flow2): New.
2321         * function.c (pass_instantiate_virtual_regs, pass_init_function,
2322         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2323         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2324         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2325         pass_gcse): New.
2326         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2327         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2328         pass_rtl_ifcvt, gate_handle_if_after_combine,
2329         rest_of_handle_if_after_combine, pass_if_after_combine,
2330         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2331         pass_if_after_reload): New.
2332         * integrate.c (pass_initial_value_sets): New.
2333         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2334         pass_purge_lineno_notes): New.
2335         * mode-switching.c (rest_of_handle_mode_switching,
2336         pass_mode_switching): New.
2337         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2338         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2339         pass_loop2): New.
2340         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2341         pass_loop_optimize): New.
2342         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2343         pass_sms): New.
2344         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2345         pass_gcse2): New.
2346         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2347         pass_postreload_cse): New.
2348         * profile.c (gate_handle_profiling, pass_profiling,
2349         rest_of_handle_branch_prob, pass_branch_prob): New.
2350         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2351         pass_split_before_regstack, gate_handle_split_before_regstack,
2352         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2353         rest_of_handle_split_all_insns, pass_split_all_insns): New.
2354         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2355         pass_stack_regs): New.
2356         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2357         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2358         pass_stack_adjustments): New.
2359         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2360         pass_regrename): New.
2361         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2362         pass_delay_slots, gate_handle_machine_reorg,
2363         rest_of_handle_machine_reorg, pass_machine_reorg): New.
2364         * rtl.h (extern void purge_line_number_notes): New.
2365         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2366         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2367         pass_sched2): New.
2368         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2369         pass_tracer): New.
2370         * value-prof.c (gate_handle_value_profile_transformations,
2371         rest_of_handle_value_profile_transformations,
2372         pass_value_profile_transformations): New.
2373         * var-tracking.c (gate_handle_var_tracking,
2374         pass_variable_tracking): New.
2375         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2376
2377         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2378         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2379         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2380         rest_of_handle_old_regalloc, rest_of_handle_regrename,
2381         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2382         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2383         rest_of_handle_gcse2, rest_of_handle_regmove,
2384         rest_of_handle_tracer, rest_of_handle_if_conversion,
2385         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2386         rest_of_handle_web, rest_of_handle_branch_prob,
2387         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2388         rest_of_handle_jump_bypass, rest_of_handle_combine,
2389         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2390         rest_of_handle_gcse, rest_of_handle_loop_optimize,
2391         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2392         rest_of_handle_mode_switching, rest_of_handle_jump,
2393         rest_of_handle_eh, rest_of_handle_stack_adjustments,
2394         rest_of_handle_flow2, rest_of_handle_jump2,
2395         rest_of_handle_peephole2, rest_of_handle_postreload,
2396         rest_of_handle_shorten_branches, rest_of_clean_state,
2397         rest_of_compilation): Remove.
2398
2399         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2400         * passes.c (dump_flags, in_gimple_form, all_passes,
2401         all_ipa_passes, all_lowering_passes, register_one_dump_file,
2402         register_dump_files, next_pass_1, last_verified, execute_todo,
2403         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2404         from tree-optimize.c.
2405         (init_optimization_passes): Moved from tree-optimize.c,
2406         adding the RTL optimizations.
2407         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2408         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2409         all_ipa_passes, all_lowering_passes, register_one_dump_file,
2410         register_dump_files, next_pass_1, last_verified, execute_todo,
2411         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2412         init_tree_optimization_passes, ipa_passes): Delete.
2413         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2414         the RTL dumps.
2415         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2416         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2417         from tree.h.
2418         (ipa_passes): Remove.
2419         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2420         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2421         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2422         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2423         (dump_info_p, dump_flag): Moved to tree-dump.h.
2424
2425         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2426         cgraph.c, opts.c.
2427         * passes.c (finish_optimization_passes): Use dump_begin
2428         and dump_end, TDI_end.
2429         (gate_rest_of_compilation): New.
2430         (pass_rest_of_compilation): Use it.
2431         (gate_postreload, pass_postreload): New.
2432         * toplev.c (general_init): Rename init_tree_optimization_passes.
2433         * toplev.h (init_tree_optimization_passes): Rename to
2434         init_optimizations_passes.
2435         * tree-dump.c (dump_flag): Make static.
2436         (dump_files): Remove RTL dumps.
2437         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2438         pass_cleanup_cfg, pass_free_cfg_annotations,
2439         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2440         pass_init_datastructures, pass_fixup_cfg): Make non-static.
2441         * tree-pretty-print.c: Include tree-pass.h.
2442         * cgraph.c: Include tree-dump.h.
2443
2444 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
2445
2446         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2447         Only fall back to saying it points to readonly memory if
2448         we can't do better.
2449
2450 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
2451
2452         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2453         * config/m32r/m32r.c (m32r_compute_frame_size,
2454         m32r_expand_prologue): Take current_function_profile into
2455         account whenever we reference
2456         current_function_uses_pic_offset_table.
2457         (m32r_finalize_pic): Remove.
2458         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2459
2460 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
2461
2462         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2463         instead of $<.  Don't remove ./as if it already exists.
2464
2465 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2466
2467         PR target/21723
2468         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2469         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2470         for complex modes when generating code for PA 1.0.
2471         (VALID_FP_MODE_P): New macro.
2472         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
2473         sets for all general and floating point modes.  Align wide floating
2474         point modes to even register boundaries to comply with architectural
2475         requirements.
2476         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2477         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2478         (VALID_FP_MODE_P): New macro.
2479         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
2480         sets for all general and floating point modes.  Align wide floating
2481         point modes to even register boundaries to comply with architectural
2482         requirements.
2483
2484 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2485
2486         * tree-dump.c (dump_files): Initialize dump number for .cgraph
2487         to 0.
2488
2489 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2490
2491         * tree-ssa-structalias.c: Don't include expr.h.
2492
2493 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2494
2495         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2496         comments.
2497
2498 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
2499
2500         Fix PR tree-optimization/22279
2501
2502         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2503         correct operator.
2504
2505 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
2506
2507         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2508
2509 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
2510
2511         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2512         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2513         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2514         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2515         config/stormy16/stormy16.c, config/v850/v850.c,
2516         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2517         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2518         Avoid "." or "\n" at end of diagnostics and capital letters at
2519         start of diagnostics.
2520         * combine.c, cse.c: Don't translate dump file output.
2521         * toplev.c (print_version): Only translate output if going to
2522         stderr.
2523
2524 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
2525
2526         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2527         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2528         typos.
2529
2530 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2531
2532         * pa.c (fix_range): Fix typo in comment.
2533
2534 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
2535
2536         * tree-vrp.c (extract_range_from_assert): Replace
2537         fold (build (...)) with fold_build2.
2538
2539 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2540
2541         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2542         gcc_gfc_char_table, init_dynamic_gfc_info): New.
2543         (format_types_orig, handle_format_attribute): Add support for
2544         format "gcc_gfc".
2545
2546 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2547
2548         * varasm.c (assemble_variable): Fix format specifier thinko.
2549
2550 2005-07-03  Ira Rosen  <irar@il.ibm.com>
2551
2552         PR tree-optimization/22029 (and 22135)
2553         * tree-pretty-print.c (dump_generic_node): Check that the node is not
2554         a phi node before calling dump_vops.
2555
2556 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2557
2558         * tree-dump.h (dump_string_field): Declare.
2559         * tree-dump.c: Use it instead of dump_string.
2560         (dump_string_field): Make non-static.
2561
2562 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
2563
2564         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2565         up the minimal CFG stuff always when optimize > 0.  Call
2566         split_all_insns_noflow in PIC case if needed.
2567
2568 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2569             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2570
2571         PR c++/18279
2572         * c-decl.c (c_write_global_declarations): Dump contents of
2573         external scope to.
2574         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2575         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2576         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2577         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2578         is enabled.
2579
2580 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
2581
2582         * c-common.h (GCC_DIAG_STYLE): Define.
2583         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
2584         version for format checking to 4.1.
2585         * c-format.c: Include toplev.h after c-common.h.
2586         (enum format_type): Add gcc_tdiag_format_type.
2587         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2588         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2589         (format_types_orig): Add gcc_tdiag.
2590         (init_dynamic_diag_info): Support gcc_tdiag formats.
2591         (handle_format_attribute): Likewise.
2592         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2593         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
2594         version for format checking to 4.1.
2595         (warning0, warning, error, pedwarn, sorry): Use
2596         ATTRIBUTE_GCC_DIAG.
2597         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2598         (finish_aliases_1): Do not use %qE.
2599         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2600         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2601         Correct format bugs.
2602         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2603         parameter to unsigned HOST_WIDE_INT.
2604         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2605
2606 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
2607
2608         PR middle-end/21742
2609         * expr.c (write_complex_part): Use adjust_address for MEM.
2610         (read_complex_part): Same.
2611
2612 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
2613
2614         Fix PR tree-optimization/22280
2615
2616         * tree-sra.c (generate_element_init): Remove useless loop.
2617
2618 2005-07-02  Richard Henderson  <rth@redhat.com>
2619
2620         * config/alpha/alpha.c (alpha_legitimize_address): Check for
2621         TLS_MODEL_NONE.
2622         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2623
2624 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
2625
2626         PR middle-end/14490
2627         * fold-const.c (fold_binary): Handle the return value of
2628         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2629         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2630
2631 2005-07-02  Jeff Law  <law@redhat.com>
2632
2633         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2634         a eliminate type conversion which feeds an equality comparison
2635         if the original type or either operand in the comparison is a
2636         function pointer.
2637
2638 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
2639
2640         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2641         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2642         texts.
2643         * config/avr/avr.c: Do not use '`' as left quote.
2644         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2645         Remove "." from end of diagnostics.  Make diagnostics start with
2646         lowercase letter.
2647
2648 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
2649             Joseph S. Myers  <joseph@codesourcery.com>
2650
2651         * toplev.c (default_tree_printer): Handle setting location with
2652         '+' flag.
2653         * c-objc.common.c (c_tree_printer): Likewise.
2654         * c-format.c (gcc_diag_flag_specs): Add '+'.
2655         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2656         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2657         formats.
2658         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2659         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2660         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2661         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2662         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2663         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
2664         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
2665         format arguments where %J is used without %D.
2666
2667 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
2668
2669         * gcc.c (LINK_SSP_SPEC): Define.
2670         (link_ssp_spec): New variable.
2671         (LINK_COMMAND_SPEC): Add %(link_ssp).
2672         (static_specs): Add link_ssp_spec.
2673         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2674         * configure: Rebuilt.
2675         * config.in: Rebuilt.
2676
2677         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2678         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2679         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2680         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2681         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2682         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2683         -0x7008(2) instead of reading __stack_chk_guard variable.
2684         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2685         number.
2686         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2687         (stack_protect_set, stack_protect_test): Use *_tls* patterns
2688         if TARGET_THREAD_SSP_OFFSET is defined.
2689         (stack_tls_protect_set_si, stack_tls_protect_set_di,
2690         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2691
2692         Revert:
2693         2005-06-27  Richard Henderson  <rth@redhat.com>
2694         * libgcc-std.ver (GCC_4.1.0): New.
2695         * libgcc.h (__stack_chk_guard): Declare.
2696         (__stack_chk_fail, __stack_chk_fail_local): Declare.
2697         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2698         * mklibgcc.in (lib2funcs): Add them.
2699
2700 2005-07-01  Richard Henderson  <rth@redhat.com>
2701
2702         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2703         void * before struct sigcontext *.
2704         (x86_fallback_frame_state): Likewise.
2705
2706 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
2707
2708         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2709
2710 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
2711
2712         PR tree-opt/22269
2713         * tree-ssa-reassoc.c (should_transpose): Fix which operand
2714         we check for SSA_NAME for.
2715
2716 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
2717
2718         Fix PR tree-optimization/22071
2719
2720         * tree-ssa-structalias.c (offset_overlaps_with_access): New
2721         function.
2722         (get_constraint_for_component_ref): Use it.
2723
2724 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
2725
2726         PR other/22264
2727         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2728         print out the last new line.
2729
2730 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
2731
2732         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2733         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2734         * config/cris/cris.c (cris_conditional_register_usage): Adjust
2735         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2736         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2737         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2738         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2739         (enum reg_class): New member CC0_REGS.
2740         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2741         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2742         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2743         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2744         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2745         Adjust for register now described.
2746
2747 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
2748
2749         PR target/22262
2750         * config/i386/i386.md (stack_protect_test_si,
2751         stack_protect_test_di): Add earlyclobber for scratch 3.
2752         * config/rs6000/rs6000.md (stack_protect_testsi,
2753         stack_protect_testdi): Add earlyclobber for scratch 3,
2754         remove earlyclobber from scratch 4.
2755
2756 Older entries for 2005 can be found in ChangeLog-2005.