gcc/ChangeLog

   1 2005-07-27  Richard Guenther  <rguenther@suse.de>
   2
   3         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
   4         Avoid pushing again if current struct contains only
   5         fields we decomposed.
   6
   7 2005-07-27  Jan Hubicka  <jh@suse.cz>
   8
   9         PR tree-optimization/22574
  10         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
  11         not available.
  12
  13         * tree-tailcall.c (decrease_profile): New function.
  14         (eliminate_tail_call): Use it.
  15
  16         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
  17         visibility flags correctly in whole program mode.
  18
  19 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
  20
  21         PR rtl-optimization/22472
  22         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
  23
  24 2005-07-26  Steven Bosscher  <stevenb@suse.de>
  25
  26         PR tree-optimization/22504
  27         * tree-complex.c (expand_complex_addition): Use 'code' instead
  28         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
  29
  30 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
  31
  32         * config.gcc (cpu_type): Add frv case.
  33         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
  34         (supported_defaults): Add fr550 case.
  35
  36 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
  37
  38         PR 22591
  39         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
  40         whether a pointer of type T * may point to objects of type T *.
  41
  42 2005-07-26  DJ Delorie  <dj@redhat.com>
  43
  44         * configure: Regenerate.
  45
  46 2005-07-26  Dale Johannesen  <dalej@apple.com>
  47
  48         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
  49
  50 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
  51
  52         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
  53         Clarify use of "build" in name.
  54
  55 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
  56
  57         * doc/extend.texi (Raw read/write Functions): New section.
  58         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
  59         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
  60         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
  61         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
  62         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
  63         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
  64         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
  65         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
  66         * config/frv/frv.c: Add bdesc_loads global.
  67         Add bdesc_stores global.
  68         (frv_init_builtins): Add support for __builtin_{read/write}*.
  69         (frv_volatile_memref): New.
  70         (frv_expand_load_builtin): New.
  71         (frv_expand_store_builtin): New.
  72         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
  73         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
  74         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
  75         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
  76         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
  77         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
  78         (builtin_read_<mode>): New.
  79         (builtin_write_<mode>): New.
  80         (builtin_write64): New.
  81         (optional_membar_<mode>): New.
  82
  83 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
  84
  85         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
  86         (rather than units) against HOST_BITS_PER_WIDE_INT.
  87
  88 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
  89
  90         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
  91         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
  92         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
  93         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
  94         FSF address.
  95
  96         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
  97         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
  98         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
  99         comment typos.
 100         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
 101
 102 2005-07-26  Richard Guenther  <rguenther@suse.de>
 103
 104         PR tree-optimization/22486
 105         * fold-const.c (fold_unary): Fold away useless component
 106         references of the form (T *)&T.x, if the address
 107         doesn't change.
 108
 109 2005-07-25  James E Wilson  <wilson@specifixinc.com>
 110
 111         * dwarf2out.c (add_call_src_coords_attributes): New.
 112         (gen_inlined_subroutine_die): Call it.
 113         (maybe_emit_file, init_file_table): Add comments.
 114         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
 115         maybe_emit_file.
 116         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
 117         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
 118         * tree.h (BLOCK_SOURCE_LOCATION): New.
 119         (struct tree_block): New field locus.
 120
 121 2005-07-26  Andreas Schwab  <schwab@suse.de>
 122
 123         PR rtl-optimization/23043
 124         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
 125         when allocating a struct unoccr.
 126
 127 2005-07-25  Richard Henderson  <rth@redhat.com>
 128
 129         PR 22626
 130         * tree-complex.c (gate_no_optimization): True if errors.
 131         * Makefile.in (tree-complex.o): Update dependencies.
 132
 133 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
 134
 135         * config/frv/predicates.md (integer_register_operand): Use
 136         GPR_AP_OR_PSEUDO_P.
 137
 138 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
 139
 140         PR tree-opt/22484
 141         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
 142         after fold.
 143         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
 144
 145 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
 146
 147         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
 148         types when flag_unsafe_math_optimizations is true.
 149
 150 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
 151
 152         * gcc.c (option_map): Add --sysroot.
 153         (process_command): Handle --sysroot.
 154         (display_help): Document it.
 155         * doc/cppopts.tex (-isysroot): Document.
 156         * doc/invoke.texi (--sysroot): Document.
 157         * doc/install.texi (--with-build-sysroot): Document.
 158
 159         * Makefile.in (inhibit_libc): New variable.
 160         (INHIBIT_LIBC_CFLAGS): Likewise.
 161         (LIBGCC2_CFLAGS): Include
 162         $(INHIBIT_LIBC_CFLAGS).
 163         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
 164         ($(T)crtbegin.o): Do not use @inhibit_libc@.
 165         ($(T)crtend.o): Likewise.
 166         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
 167         ($(T)crtendS.o): Likewise.
 168         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
 169         ($(T)crtendT.o): Likewise.
 170         (stmp-fixinc): Do not complain about missing headers if
 171         inhibit_libc.
 172         * configure.ac (inhibit_libc): Set it to true/false.
 173         (--with-build-sysroot): New option.  Use it to set
 174         SYSTEM_HEADER_DIR.
 175         * configure: Regenerated.
 176
 177 2005-07-25  Manfred Hollstein  <mh@suse.com>
 178
 179         * calls.c (store_one_arg): Fix unsigned comparison warning.
 180
 181 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
 182
 183         PR other/22337
 184         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
 185         (ggc_print_statistics): Initialize variable before use.
 186
 187 2005-07-25  Richard Guenther  <rguenther@suse.de>
 188
 189         * tree-dfa.c (mark_new_vars_to_rename): Protect against
 190         calling with a PHI_NODE argument.
 191
 192         * tree-flow-inline.h (overlap_subvar): Protect against
 193         possible overflow.
 194
 195 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
 196
 197         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
 198         * configure: Regenerate.
 199
 200 2005-07-25  Ira Rosen  <irar@il.ibm.com>
 201
 202         * expr.c (highest_pow2_factor): Make extern.
 203         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
 204         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
 205         record_array_differ_p, array_ptr_differ_p): Likewise.
 206         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
 207         additional cases. Call the above functions.
 208         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
 209         base_object_differ_p when there are two base objects. Otherwise, compare
 210         base address and offset. Call may_alias_p.
 211         (dump_data_reference): Use a correct field name.
 212         (analyze_array): Make static. Initialize new data-ref fields.
 213         (analyze_indirect_ref): New function.
 214         (init_data_ref): Initialize new data-ref fields.
 215         (strip_conversion): Moved from tree-vect-analyze.c.
 216         (analyze_offset_expr, get_ptr_offset, address_analysis,
 217         object_analysis): Likewise.
 218         (analyze_offset): New function.
 219         (create_data_ref): Likewise.
 220         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
 221         dimensions for ARRAY_REFs only.
 222         (build_classic_dist_vector): Make static.
 223         (access_functions_are_affine_or_constant_p): Call macro to get the
 224         address of access functions.
 225         (compute_all_dependences): Add new parameter
 226         compute_self_and_read_read_dependences. Compute self and read-read
 227         dependences if it is true.
 228         (find_data_references_in_loop): Call create_data_ref. Initialize new
 229         data-ref fields.
 230         (compute_data_dependences_for_loop): Add new parameter
 231         compute_self_and_read_read_dependences. Remove parameter nb_loops,
 232         compute nb_loops. Call compute_all_dependences,
 233         build_classic_dist_vector and build_classic_dir_vector with correct
 234         parameters.
 235         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
 236         with correct parameters. Compare dimensions for ARRAY_REFs only.
 237         (free_data_refs): Call macro to free access functions.
 238         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
 239         fields from stmt_vinfo.
 240         (struct base_object_info): New structure.
 241         (struct data_reference): Move fields to base_object_info. Add fields
 242         first_location and object_info for above structures. Move fields from
 243         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
 244         aligned_to.  Add macros to access the new fields.
 245         Update functions declarations.
 246         * tree-flow.h (is_aliased_with): Declare.
 247         * tree-loop-linear.c (linear_transform_loops): Call
 248         compute_data_dependences_for_loop with correct parameters.
 249         * tree-ssa-alias.c (is_aliased_with): New function.
 250         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
 251         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
 252         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
 253         vect_base_addr_differ_p, compute_subscript_distance and
 254         build_classic_dist_vector. Add printings. Check absolute value of
 255         distance.
 256         (vect_analyze_data_ref_dependences): Go through ddrs instead of
 257         data-refs.
 258         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
 259         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
 260         to bytes. Add printing.
 261         (vect_compute_data_refs_alignment): Go through loads and stores in one
 262         loop.
 263         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
 264         vect_analyze_data_ref_access): Likewise.
 265         (vect_analyze_pointer_ref_access): Remove.
 266         (vect_address_analysis, vect_object_analysis): Likewise.
 267         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
 268         and analyze data-refs in the loop.
 269         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
 270         fields of data-ref instead of stmt. Add init to the offset from the
 271         base.
 272         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
 273         (vect_update_init_of_dr): Likewise.
 274         (vect_update_inits_of_drs): Go through loads and stores in one loop.
 275         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
 276         removed fields.
 277         (new_loop_vec_info): Initialize new fields.
 278         (destroy_loop_vec_info): Free new fields.
 279         (vect_strip_conversion): Remove.
 280         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
 281         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
 282         datarefs. Add new field ddrs.
 283         Add macros for the new fields access.
 284         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
 285         base_aligned_p, misalignment, memtag, ptr_info and subvars.
 286         Remove their macros.
 287         * tree.h (highest_pow2_factor): Declare.
 288
 289 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
 290
 291         * calls.c (store_one_arg): Check for sibling call MEM arguments
 292         from already clobbered incoming argument area.
 293
 294 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 295
 296         * c-common.c (check_missing_format_attribute): New.
 297         * c-common.h (check_missing_format_attribute): Likewise.
 298         * c-typeck.c (convert_for_assignment): Use it.
 299
 300 2005-07-24  Andreas Schwab  <schwab@suse.de>
 301
 302         * config/m68k/m68k.md ("extendqidi2"): When source is an address
 303         register use a word move.  Correct operand of ext.w in 68000 code.
 304
 305 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
 306
 307         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
 308         variables as declarations, rather than definitions.
 309
 310 2005-07-24  Ira Rosen  <irar@il.ibm.com>
 311
 312         PR tree-optimization/22526
 313         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
 314         of the zero node.
 315
 316 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
 317
 318         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
 319         that C99 reserve for future use. Use it to define clog10,
 320         clog10f and clog10l.
 321
 322 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 323
 324         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
 325         * configure.ac: Check for -Wmissing-format-attribute.
 326
 327         * configure: Regenerate.
 328
 329 2005-07-23  Richard Henderson  <rth@redhat.com>
 330
 331         PR tree-optimization/22623
 332         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
 333
 334 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
 335
 336         PR target/22577
 337         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
 338
 339 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 340
 341         * Makefile.in (C_TREE_H): Update dependencies.
 342         * c-tree.h: Include toplev.h.
 343         * diagnostic.h (diagnostic_set_info): Add format attribute.
 344         * rtl-error.c (diagnostic_for_asm): Likewise.
 345
 346 2005-07-23  Chao-ying Fu  <fu@mips.com>
 347
 348         * config/mips/mips-dsp.md: New file.
 349         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
 350         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
 351         functions.
 352         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
 353         MIPS_BUILTIN_BPOSGE32.
 354         (mips_expand_builtin_direct): Add one parameter to indicate that
 355         builtin functions need to return a value.
 356         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
 357         functions.
 358         (mips_regno_to_class): Add classes for 12 new DSP registers.
 359         (mips_subword): Change to check four HI registers.
 360         (mips_output_move): Output move to and from 6 new DSP accumulators.
 361         (override_options): Make sure -mdsp and -mips16 are not used together.
 362         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
 363         for machine modes.
 364         (mips_conditional_register_usage): Disable 6 new DSP accumulators
 365         when !TARGET_DSP.
 366         (print_operand): Add 'q' for printing DSP accumulators.
 367         (mips_cannot_change_mode_class): Check ACC_REGS.
 368         (mips_secondary_reload_class): Check ACC_REGS.
 369         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
 370         (mips_register_move_cost): Check ACC_REGS.
 371         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
 372         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
 373         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
 374         (dsp_bdesc): New array.
 375         (bdesc_arrays): Add DSP builtin function table.
 376         (mips_prepare_builtin_arg): Check predicate again after
 377         copy_to_mode_reg.
 378         (mips_expand_builtin): Add one more parameter to
 379         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
 380         MIPS_BUILTIN_BPOSGE32.
 381         (mips_init_builtins): Initialize new function types.
 382         (mips_expand_builtin_direct): Check if builtin functions need to
 383         return a value and pass operands properly.
 384         (mips_expand_builtin_bposge): New function.
 385         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
 386         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
 387         (FIRST_PSEUDO_REGISTER): Increase to 188.
 388         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
 389         Update for 12 new DSP registers.
 390         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
 391         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
 392         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
 393         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
 394         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
 395         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
 396         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
 397         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
 398         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
 399         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
 400         (REGISTER_NAMES): Add names for 12 new DSP registers.
 401         * config/mips/mips.md: Include mips-dsp.md.
 402         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
 403         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
 404         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
 405         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
 406         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
 407         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
 408         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
 409         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
 410         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
 411         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
 412         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
 413         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
 414         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
 415         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
 416         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
 417         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
 418         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
 419         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
 420         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
 421         (UNSPEC_RDDSP): New constants.
 422         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
 423         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
 424         A<-d alternative.
 425         * config/mips/mips.opt (-mdsp): New option.
 426         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
 427         (reg_imm10_operand): New predicates.
 428         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
 429         * doc/invoke.texi (-mdsp): Document new option.
 430
 431 2005-07-22  DJ Delorie  <dj@redhat.com>
 432
 433         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
 434         to warning calls.
 435         * tree-inline.c (inlinable_function_p): Likewise.
 436
 437 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
 438
 439         PR debug/21828
 440         * toplev.c (check_global_declarations): Do not mark undefined
 441         variables as DECL_IGNORED_P.
 442         * varasm.c (first_global_object_name): GTY it.
 443         (weak_global_object_name): Likewise.
 444         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
 445         a string to go into {weak,first}_global_object_name.
 446
 447 2005-07-22  DJ Delorie  <dj@redhat.com>
 448
 449         * c-format.c (check_function_format): Change warning control
 450         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
 451
 452 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
 453
 454         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
 455         &PTR->FLD a dereference of PTR.
 456         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
 457         a potential dereference of PTR.
 458
 459 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
 460
 461         PR rtl-optimization/20370
 462         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
 463         call allocate_reg_info if necessary.
 464
 465         PR rtl-optimization/21848
 466         * calls.c (emit_library_call_value_1): For const functions, add
 467         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
 468
 469         PR rtl-optimization/22445
 470         * cselib.c (target.h): Include.
 471         (rtx_equal_for_cselib_p): Allow commutative matches.
 472         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
 473         Remove MODE parameter.  Changed all callers.
 474
 475         PR rtl-optimization/22258
 476         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
 477         New functions.
 478         (try_combine): Use likely_spilled_retval_p.
 479
 480 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
 481
 482         * config.gcc: Add crx-elf support.
 483
 484         * doc/contrib.texi: Mention crx.
 485         * doc/extend.texi: Document crx extensions.
 486         * doc/install.texi: Document crx install.
 487         * doc/invoke.texi: Document crx options.
 488         * doc/md.texi: Document crx constraints.
 489
 490         * config/crx/crx-protos.h: New file.
 491         * config/crx/crx.c: New file.
 492         * config/crx/crx.h: New file.
 493         * config/crx/crx.md: New file.
 494         * config/crx/crx.opt: New file.
 495         * config/crx/t-crx: New file.
 496
 497 2005-07-22  Manfred Hollstein  <mh@suse.com>
 498
 499         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
 500         warnings.
 501         (int_add_graph_edge): Likewise.
 502         (collapse_nodes): Likewise.
 503         (process_unification_queue): Likewise.
 504
 505 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
 506             Laurent GUERBY  <laurent@guerby.net>
 507
 508         PR tree-optimization/22336
 509         * function.c (record_block_change): Check for
 510         cfun->ib_boundaries_block.
 511
 512 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
 513
 514         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
 515         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
 516
 517 2005-07-21  DJ Delorie  <dj@redhat.com>
 518
 519         * toplev.c (warn_deprecated_use): Add warning control to warning
 520         call.
 521         * c-typeck.c (parser_build_binary_op): Likewise.
 522         (c_finish_if_stmt): Likewise.
 523         * c-common.c (check_function_sentinel): Likewise.
 524         (check_nonnull_arg): Likewise.
 525
 526 2005-07-21  Richard Henderson  <rth@redhat.com>
 527
 528         PR tree-opt/22504
 529         * tree-complex.c (complex_ssa_name_components): New.
 530         (cvc_lookup): Allow entry not found.
 531         (create_components): Remove.
 532         (create_one_component_var, get_component_var): New.
 533         (get_component_ssa_name, set_component_ssa_name): New.
 534         (extract_component): Use get_component_ssa_name.
 535         (update_complex_components): Use set_component_ssa_name.
 536         (update_complex_components_on_edge): Likewise.
 537         (update_phi_components): Create new PHI nodes directly, instead
 538         of adding insns to edges.
 539         (tree_lower_complex): Allocate and free complex_variable_components
 540         and complex_ssa_name_components here.
 541
 542 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
 543
 544         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
 545         revert to returning false.
 546
 547 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
 548
 549         PR target/21149
 550         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
 551
 552 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
 553
 554         PR target/22576
 555         * config/i386/i386.md (cmpxf): Change operand constraints
 556         to "nonmemory_operand".
 557
 558 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
 559
 560         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
 561
 562 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
 563
 564         PR middle-end/21180
 565         * fold-const.c (fold_build1): Add checksum for the operands.
 566         (fold_build2): Likewise.
 567         (fold_build3): Likewise.
 568
 569 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
 570
 571         PR middle-end/19055
 572         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
 573
 574 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
 575
 576         * common.opt (-fforward-propagate): Committed by mistake,
 577         removed.
 578
 579 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
 580
 581         * reg-stack.c: Fix comment typo(s).
 582         * tree-ssa-operands.c: Likewise.
 583         * tree-vectorizer: Likewise.
 584
 585 2005-07-21  Nick Clifton  <nickc@redhat.com>
 586
 587         * config/sh/symbian.c: Replace C++ style line comments with C
 588         style line comments.
 589         (symbian_add_attribute): Do not use a ? operator on the LHS of
 590         an assignment.
 591         (sh_symbian_handle_dll_attribute): Change the type of the
 592         method vector to "VEC(tree,gc)*" and use vector accessor
 593         macros to walk over the elements.
 594         (symbian_export_vtable_and_rtti_p): Likewise.
 595         (symbian_class_needs_attribute_p): Likewise.
 596
 597 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
 598
 599         PR target/22085
 600         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
 601         initialize targetm.resolve_overloaded_builtin here.
 602         (altivec_expand_overloaded_builtin): Make it non-static.
 603         * config/rs6000/rs6000-protos.h
 604         (altivec_expand_overloaded_builtin): New prototype.
 605         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
 606         targetm.resolve_overloaded_builtin here.
 607         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
 608
 609 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
 610             Zdenek Dvorak  <dvorakz@suse.cz>
 611
 612         PR tree-optimization/19210
 613         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
 614         New.
 615         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
 616         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
 617         rely on unproven assumptions.
 618         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
 619         * tree-flow.h (number_of_iterations_exit): Add final parameter.
 620         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
 621         to number_of_iterations_exit.
 622         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
 623         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
 624         * tree-ssa-loop-niter.c (find_loop_niter,
 625         estimate_numbers_of_iterations_loop): Likewise.
 626         (number_of_iterations_exit): Honor the new options.
 627         * doc/invoke.texi (Wunsafe-loop-optimizations,
 628         funsafe-loop-optimizations): Document them.
 629
 630 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
 631
 632         PR rtl-optimization/22167
 633         * gcse.c (hoist_code): Fix hoist_exprs[] check.
 634
 635 2005-07-20  Adam Nemet  <anemet@lnxw.com>
 636
 637         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
 638         __do_global_dtors_aux longcall.
 639
 640 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
 641
 642         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
 643         (old_special_pred_table): Don't reference
 644         SPECIAL_MODE_PREDICATES.
 645         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
 646         * config/arc/arc.h: Don't mention PREDICATE_CODES.
 647         * config/sh/predicates.h: Don't mention
 648         SPECIAL_MODE_PREDICATES.
 649         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
 650         Remove.
 651
 652 2005-07-20  DJ Delorie  <dj@redhat.com>
 653
 654         * config.gcc: Add m32c-elf support.
 655
 656         * doc/contrib.texi: Mention m32c.
 657         * doc/extend.texi: Document m32c extensions.
 658         * doc/install.texi: Mention m32c.
 659         * doc/invoke.texi: Document m32c options.
 660         * doc/md.texi: Document m32c constraints.
 661
 662         * config/m32c/addsub.md: New file.
 663         * config/m32c/bitops.md: New file.
 664         * config/m32c/cond.md: New file.
 665         * config/m32c/jump.md: New file.
 666         * config/m32c/m32c-lib1.S: New file.
 667         * config/m32c/m32c-lib2.c: New file.
 668         * config/m32c/m32c-modes.def: New file.
 669         * config/m32c/m32c-pragma.c: New file.
 670         * config/m32c/m32c-protos.h: New file.
 671         * config/m32c/m32c.abi: New file.
 672         * config/m32c/m32c.c: New file.
 673         * config/m32c/m32c.h: New file.
 674         * config/m32c/m32c.md: New file.
 675         * config/m32c/m32c.opt: New file.
 676         * config/m32c/minmax.md: New file.
 677         * config/m32c/mov.md: New file.
 678         * config/m32c/muldiv.md: New file.
 679         * config/m32c/predicates.md: New file.
 680         * config/m32c/prologue.md: New file.
 681         * config/m32c/shift.md: New file.
 682         * config/m32c/t-m32c: New file.
 683
 684 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 685
 686         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
 687         (stack_protect_set, stack_protect_test): New expanders.
 688         (stack_protect_set_si, stack_protect_set_si_media,
 689         stack_protect_set_di_media, stack_protect_test_si,
 690         stack_protect_test_si_media, stack_protect_test_di_media):
 691         New insns.
 692
 693 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
 694
 695         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
 696
 697 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
 698
 699         * tree.h (tree_expr_nonzero_p): Export.
 700         * fold-const.c (tree_expr_nonzero_p): Likewise.
 701         Return true for CALL_EXPRs that are alloca calls.
 702         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
 703         against zero.
 704         * tree-flow.h (expr_computes_nonzero): Remove.
 705         * tree-vrp.c (expr_computes_nonzero): Remove.
 706         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
 707         (extract_range_from_unary_expr): Likewise.
 708         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
 709         tree_expr_nonzero_p.
 710
 711 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
 712
 713         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
 714         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
 715         extra arg "picreg" and use it instead of pic_offset_table_rtx.
 716         All callers changed.
 717         (frame_related_constant_load): New arg "related" which controls
 718         setting of RTX_FRAME_RELATED_P.  All callers changed.
 719         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
 720         (bfin_expand_prologue): Add stack limit checking.
 721         * config/bfin/bfin.md (trapifcc): New pattern.
 722
 723         * config/bfin/bfin.c: Include "langhooks.h".
 724         (def_builtin): Go through lang_hooks to call builtin_function.
 725
 726         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
 727         * config/bfin/predicates.md (symbol_ref_operand): New.
 728         (call_insn_operand): Delete.  All callers changed to use
 729         register_no_elim_operand.
 730         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
 731         call_cookie field.
 732         (function_arg): Use it to generate the call's operand 2.
 733         (bfin_longcall_p): New function.
 734         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
 735         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
 736         determine if the address needs to be in a REG.
 737         (bfin_handle_longcall_attribute): New function.
 738         (bfin_attribute_table): Add "longcall" and "shortcall".
 739         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
 740         (CUMULATIVE_ARGS): New member call_cookie.
 741         (PREDICATE_CODES): Add symbol_ref_operand.
 742         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
 743         extra USE to the pattern.
 744         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
 745         New patterns, split off call_insn, sibcall_insn, call_value_insn and
 746         sibcall_value_insn; now the new patterns handle direct calls and the
 747         old ones indirect calls.
 748         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
 749
 750 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
 751
 752         * doc/trouble.texi: Update section on handling of empty loops.
 753
 754 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
 755
 756         * config.gcc: Remove support for sparc-*-openbsd*,
 757         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
 758         ns32k-*-netbsd*.
 759         * config.host: Remove support for i860-*-sysv4* as a host.
 760         * config/i860/*, config/ip2k/*, config/ns32k/*,
 761         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
 762         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
 763         mention obsolete ports.
 764
 765 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 766
 767         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
 768         soft frame pointer.
 769         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
 770         of frame_pointer_rtx.
 771         (sh_expand_epilogue): Likewise.
 772         (sh_set_return_address): Likewise.
 773         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
 774         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
 775         offsets from FRAME_POINTER_REGNUM.
 776         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
 777         (sh_register_names): Add initializer for sfp.
 778         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
 779         (VALID_REGISTER_P): Likewise.
 780         (FIRST_PSEUDO_REGISTER): Update.
 781         (DWARF_FRAME_REGISTERS): Define.
 782         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
 783         (HARD_FRAME_POINTER_REGNUM): Define.
 784         (FRAME_POINTER_REGNUM): Redefine.
 785         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
 786         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
 787         from FRAME_POINTER_REGNUM.
 788         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
 789         FRAME_POINTER_REGNUM.
 790         (REG_CLASS_CONTENTS): Add sfp.
 791         (REG_ALLOC_ORDER): Likewise.
 792         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
 793         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
 794         of frame_pointer_rtx.
 795         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
 796
 797 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
 798
 799         * fold-const.c (tree_expr_nonnegative_p): Only return true for
 800         ABS_EXPR when flag_wrapv is false because of INT_MIN.
 801         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
 802         of an ABS_EXPR.
 803         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
 804         ABS_EXPR<x>.
 805
 806 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
 807
 808         Make CONSTRUCTOR use VEC to store initializers.
 809         * c-common.c (complete_array_type): Update to cope with VEC in
 810         CONSTRUCTOR_ELTS.
 811         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
 812         (pp_c_constructor_elts): New function.
 813         * c-pretty-print.h (pp_c_constructor_elts): Declare.
 814         * c-typeck.c (build_function_call, build_c_cast, digest_init,
 815         struct constructor_stack, struct initializer_stack,
 816         constructor_elements, push_init_level, pop_init_level,
 817         add_pending_init, find_init_member, output_init_element): Update to
 818         cope with VEC in CONSTRUCTOR_ELTS.
 819         * coverage.c (build_fn_info_value, build_ctr_info_value,
 820         build_gcov_info): Likewise.
 821         * expr.c (categorize_ctor_elements_1, store_constructor,
 822         expand_expr_real_1): Likewise.
 823         * fold-const.c (fold_ternary): Likewise.
 824         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
 825         gimplify_init_constructor, gimplify_expr): Likewise.
 826         * tree-dump.c (dequeue_and_dump): Likewise.
 827         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
 828         node.
 829         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
 830         CONSTRUCTOR_ELTS.
 831         * tree-sra.c (generate_element_init_1): Likewise.
 832         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
 833         * tree-ssa-operands.c (get_expr_operands): Likewise.
 834         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
 835         * tree-vect-transform.c (vect_get_vec_def_for_operand):
 836         (get_initial_def_for_reduction): Likewise.
 837         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
 838         value handle in annotations.
 839         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
 840         tree_node_structure): Add support for constr_kind.
 841         (build_vector_from_ctor, build_constructor_single,
 842         build_constructor_from_list): New functions.
 843         (build_constructor): Update to take a VEC instead of a TREE_LIST.
 844         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
 845         Update to cope with VEC in CONSTRUCTOR_ELTS.
 846         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
 847         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
 848         CONSTRUCTOR_APPEND_ELT): New macros.
 849         (struct constructor_elt, struct tree_constructor): New data types.
 850         (union tree_node): Add tree_constructor field.
 851         * treestruct.def: Define TS_CONSTRUCTOR.
 852         * varasm.c (const_hash_1, compare_constant, copy_constant,
 853         compute_reloc_for_constant, output_addressed_constants,
 854         initializer_constant_valid_p, output_constant,
 855         array_size_for_constructor, output_constructor): Update to cope with
 856         VEC in CONSTRUCTOR_ELTS.
 857         * vec.h (VEC_empty, VEC_copy): New macros.
 858
 859 2005-07-19  Devang Patel  <dpatel@apple.com>
 860
 861         * dbxout.c (dbxout_type): Check Objective-C++ lang.
 862
 863 2005-07-19  Richard Henderson  <rth@redhat.com>
 864
 865         PR tree-opt/22278
 866         * gimplify.c (gimplify_expr): Use main variant type for the temp
 867         destination for a discarded volatile read.
 868         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
 869         casts between non-void types that change volatility.
 870
 871 2005-07-15  DJ Delorie  <dj@redhat.com>
 872
 873         * toplev.h: Add comment about the first parameter for warning().
 874         * errors.h: Likewise.
 875
 876         * c.opt (Wpragmas): New.
 877         * doc/invoke.texi: Document it.
 878
 879         * function.c (do_warn_unused_parameter): Add warning control to
 880         warning call.
 881         * c-decl.c (warn_if_shadowing): Likewise.
 882         * c-lex.c (cb_def_pragma): Likewise.
 883         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
 884         (pop_alignment): Likewise.
 885         (handle_pragma_pack): Likewise.
 886         (apply_pragma_weak): Likewise.
 887         (handle_pragma_weak): Likewise.
 888         (handle_pragma_redefine_extname): Likewise.
 889         (add_to_renaming_pragma_list): Likewise.
 890         (handle_pragma_extern_prefix): Likewise.
 891         (maybe_apply_renaming_pragma): Likewise.
 892         (handle_pragma_visibility): Likewise.
 893
 894         * config/c4x/c4x-c.c (BAD): Likewise.
 895         (c4x_parse_pragma): Likewise.
 896         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
 897         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
 898         (rs6000_pragma_longcall): Likewise.
 899         * config/v850/v850-c.c (pop_data_area): Likewise.
 900         (ghs_pragma_section): Likewise.
 901         (ghs_pragma_section): Likewise.
 902         (ghs_pragma_interrupt): Likewise.
 903         (ghs_pragma_starttda): Likewise.
 904         (ghs_pragma_startsda): Likewise.
 905         (ghs_pragma_startzda): Likewise.
 906         (ghs_pragma_endtda): Likewise.
 907         (ghs_pragma_endsda): Likewise.
 908         (ghs_pragma_endzda): Likewise.
 909
 910 2005-07-19  Danny Berlin <dberlin@dberlin.org>
 911             Kenneth Zadeck <zadeck@naturalbridge.com>
 912
 913         * Makefile.in: Removed tree-promote-statics.c
 914         * tree-promote-statics.c: Removed.
 915         * common.opt: Removed flag-promote-statics.
 916         * opts.c: Ditto.
 917         * passes.c: Removed tree-promote-statics pass.
 918         * tree-pass.h: Ditto.
 919         * timevar.def: Removed TV_PROMOTE_STATICS.
 920
 921
 922 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
 923
 924         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
 925         and *-*-freebsd9.
 926         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
 927
 928 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 929
 930         PR c/22476
 931         * c-common.c (check_function_arguments): Call
 932         'check_function_format' if either -Wformat or
 933         -Wmissing-format-attribute are specified.
 934         * c-format.c (check_function_format): Check -Wformat before
 935         calling 'check_format_info'.
 936         * c-opts.c (c_common_post_options): Don't warn for
 937         -Wmissing-format-attribute without -Wformat.
 938         * c-typeck.c (convert_for_assignment): Detect additional cases for
 939         -Wmissing-format-attribute.
 940         * doc/invoke.texi (-Wmissing-format-attribute): Document new
 941         behavior.
 942
 943 2005-07-19  Richard Guenther  <rguenther@suse.de>
 944
 945         * config/i386/i386.md (lrint<mode>2): Use temporary
 946         instead of clobbering non-existent memory.
 947
 948 2005-07-19  Nick Clifton  <nickc@redhat.com>
 949
 950         * config/avr/avr.c (legitimate_address_p): Fix debugging print
 951         statement to avoid displaying ASCII control characters.
 952
 953 2005-07-19  Ben Elliston  <bje@au.ibm.com>
 954
 955         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
 956         * cfganal.c (find_edge_index): Ditto.
 957         * combine.c (combine_instructions): Ditto.
 958         * ddg.c (create_scc): Ditto.
 959         (find_successors): Ditto.
 960         (find_predecessors): Ditto.
 961         (find_nodes_on_paths): Ditto.
 962         (longest_simple_path): Ditto.
 963         * flow.c (update_life_info): Ditto.
 964         (count_or_remove_death_notes): Ditto.
 965         (clear_log_links): Ditto.
 966         * modulo-sched.c (generate_reg_moves): Ditto.
 967         (find_max_asap): Ditto.
 968         (find_max_hv_min_mob): Ditto.
 969         (find_max_dv_min_mob): Ditto.
 970         * sbitmap.c (sbitmap_first_set_bit): Ditto.
 971         * sched-rgn.c (extract_edgelst): Ditto.
 972         * tree-into-ssa.c (prepare_names_to_update): Ditto.
 973         (dump_update_ssa): Ditto.
 974         (ssa_names_to_replace) Ditto.
 975         (switch_virtuals_to_full_rewrite): Ditto.
 976         (update_ssa): Ditto.
 977         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
 978
 979 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
 980
 981         Fix PR tree-optimization/22483
 982
 983         * tree-complex.c (create_components): Use
 984         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
 985         * tree-flow-inline.h (fill_referenced_var_vec): New function.
 986         * tree-flow.h (safe_referenced_var_iterator): New structure.
 987         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
 988         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
 989         safe_referenced_var iterator.
 990         (add_type_alias): Ditto.
 991
 992 2005-07-19  Steven Bosscher  <stevenb@suse.de>
 993
 994         * loop-init.c (rest_of_handle_loop2): Remove.
 995         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
 996         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
 997         (pass_rtl_loop_init, pass_rtl_loop_done,
 998         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
 999         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
1000         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
1001         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
1002         pass_tree_loop_done, and pass_tree_unswitch.
1003         (gate_loop): Rename to gate_tree_loop.
1004         * passes.c (init_optimization_passes): Update for renamed tree
1005         loop passes.  Add the new loop2 passes as subpasses of loop2.
1006         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
1007         Update for the renamed tree loop passes.
1008
1009 2005-07-18  Ian Lance Taylor  <ian@airs.com>
1010
1011         PR middle-end/22057
1012         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
1013         blocks when optimizing.
1014
1015 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
1016
1017         * common.opt (frename-registers): Initialize to 2.
1018         (fweb): Ditto.
1019         (fgcse-after-reload): Ditto.
1020         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
1021         (process_options): Only change flag_web, flag_rename_registers,
1022         and flag_rerun_cse_after_loop if not explicitly set by user.
1023
1024 2005-07-18  Jan Beulich  <jbeulich@novell.com>
1025
1026         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
1027         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
1028         in 64-bit mode the same as DImode in 32-bit mode.
1029         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
1030         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
1031         mode. Add new mode parameter.
1032         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
1033         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
1034         x86_64_shift_adj): New expanders.
1035         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
1036         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
1037         insns.
1038         Respective new splitters. Use renamed shift splitter helpers in 32-bit
1039         DImode shift splitters.
1040         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
1041         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
1042         mode parameter.
1043
1044 2005-07-18  Jan Beulich  <jbeulich@novell.com>
1045
1046         * i386.md (movdi_extzv_1): New.
1047         (zero_extendhidi2): Combine alternatives and never force use of
1048         REX64 prefix.
1049         (zero_extendqidi2): Likewise. Don't restrict input selection.
1050
1051 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1052
1053         Fix PR tree-optimization/22531
1054         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
1055          moment.
1056
1057 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1058
1059         * tree-promote-statics.c (pass_promote_statics): Change dump file
1060          name.
1061
1062 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
1063
1064         * tree-optimize.c (init_tree_optimization_passes): Add
1065         pass_eliminate_useless_stores pass.
1066         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
1067         * tree-ssa-pre.c (is_copy_stmt): New function.
1068         (follow_copies_till_vuse): Ditto.
1069         (do_eustores): Ditto.
1070         (gate_eustores): Ditto.
1071
1072 2005-07-16  Richard Henderson  <rth@redhat.com>
1073
1074         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
1075
1076 2005-07-16 Danny Berlin <dberlin@dberlin.org>
1077            Kenneth Zadeck <zadeck@naturalbridge.com>
1078
1079         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
1080         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
1081         ipa-type-escape.h, tree-promote-statics.c
1082         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
1083         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
1084         tree-promote-statics.c: new files.
1085         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
1086         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
1087         int nonlocal_set_p, mark_constant_function): Deleted.
1088         (rest_of_handle_cfg): Removed call to mark_constant_function.
1089         (nonoverlapping_component_refs_p): Added calls to support
1090         type based aliasing.
1091         * tree-ssa-alias.c (may_alias_p,
1092         compute_flow_insensitive_aliasing): Ditto.
1093         * calls.c (flags_from_decl_or_type): Removed reference to
1094         cgraph_rtl_info.
1095         * c-typeck.c (convert_arguments): Make builtins tolerant of having
1096         too many arguments.  This is necessary for Spec 2000.
1097         * cgraph.h (const_function, pure_function): Removed.
1098         * common.opt: Added "fipa-pure-const", "fipa-reference",
1099         "fipa-type-escape", and "ftree-promote-static".
1100         * opts.c: Ditto.
1101         * passes.c: Added ipa and tree-promote-statics passes.
1102         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
1103         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
1104         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
1105         * tree-flow.h: Added exposed sra calls and addition of
1106         reference_vars_info field for FUNCTION_DECLS.
1107         * tree-pass.h: Added passes.
1108         * tree-sra.c: (sra_init_cache): New function.
1109         (sra_insert_before, sra_insert_after) Made public.
1110         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
1111         and made public.
1112         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
1113         aliasing. (may_alias_p): Added code to use type escape analysis to
1114         improve alias sets.
1115         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
1116         code to prune clobbers of static variables based on information
1117         produced in ipa-reference pass.  Changed call clobbering so that
1118         statics are not marked as clobbered if the call does not clobber
1119         them.
1120
1121 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
1122
1123         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
1124         too.
1125
1126 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
1127
1128         * doc/install.texi (*-*-solaris2*): Document recommended version
1129         of GNU binutils and mention GNU linker problem on Solaris 10.
1130
1131 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
1132
1133         PR c/22421
1134         * c-decl.c (c_build_bitfield_integer_type): New function.
1135         (finish_struct): Call it.
1136         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
1137
1138 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1139
1140         * c-typeck.c (digest_init): Call 'convert_for_assignment'
1141         before returning.
1142
1143 2005-07-16  Jan Hubicka  <jh@suse.cz>
1144
1145         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
1146         (scale_bbs_frequencies_int): Watch roundoff errors.
1147         * predict.c (return_prediction): Initialize return_stmt.
1148
1149 2005-07-16  Jan Hubicka  <jh@suse.cz>
1150
1151         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
1152         after RTL profiling.
1153
1154 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
1155
1156         PR middle-end/22398
1157         * fold-const.c (build_range_check): Convert high/low to etype
1158         if we are only comparing against exp.
1159
1160 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
1161
1162         Fix PR tree-optimization/22376
1163         * tree-ssa-structalias.c (build_constraint_graph): We really meant
1164         special var here.
1165         (need_to_solve): New function.
1166         (compute_points_to_sets): Use it.
1167
1168 2005-07-15  Jan Hubicka  <jh@suse.cz>
1169
1170         * cfg.c (update_bb_profile_for_threading): More diagnostic.
1171         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
1172
1173 2005-07-15  Richard Guenther  <rguenther@suse.de>
1174
1175         * c-common.c (handle_flatten_attribute): New function.
1176         Add flatten function attribute.
1177         * doc/extend.texi: Document flatten function attribute.
1178         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
1179         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
1180         New functions.
1181         (cgraph_decide_inlining): Handle functions with flatten
1182         attribute.
1183
1184 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
1185
1186         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
1187         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
1188         UNSPEC_XCHG, UNSPEC_AND): New.
1189         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
1190         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
1191         * config/rs6000/sync.md (FETCHOP): New code macro.
1192         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
1193         New code attrs.
1194         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
1195         (sync_compare_and_swap<mode>): Same.
1196         (sync_lock_test_and_set<mode>): Same.
1197         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
1198         for QImode and HImode, and not PPC405.
1199         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
1200         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
1201         (sync_<fetchop>{si,di}_internal): New.
1202         (sync_nand{si,di}_internal): New.
1203         (sync_old_<fetchop>{si,di}_internal): New.
1204         (sync_old_nand{si,di}_internal): New
1205         (sync_new_<fetchop>{si,di}_internal): New.
1206         (sync_new_nand{si,di}_internal): New.
1207         (atomic_and{si,di}): New.
1208         (sync_new_nand{si,di}_internal): New.
1209         (atomic_and{si,di}): New.
1210         (sync_add<mode>_internal): Delete.
1211         (sync_addshort_internal): Use unspec instead of unspec_volatile.
1212         (sync_sub<mode>_internal): Delte.
1213         (sync_subshort_internal): New.
1214         (sync_andsi_internal): Use unspec instead of unspec_volatile.
1215         (sync_anddi_internal): Delete.
1216         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
1217         (sync_booldi_internal): Delete.
1218         (sync_boolc<mode>_internal): Delete.
1219         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
1220         (sync_boolc<mode>_internal2): Delete.
1221         (sync_boolcc<mode>_internal): Delete.
1222         (isync, lwsync): Use unspec instead of unspec_volatile.
1223         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
1224         Revert UNSPEC_VOLATILE.
1225         (rs6000_split_atomic_op): New.
1226         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
1227
1228 2005-07-14  Eric Christopher  <echristo@redhat.com>
1229
1230         * config/mips/mips.c (mips_canonicalize_comparison): Cast
1231         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
1232
1233 2005-07-14  Eric Christopher  <echristo@redhat.com>
1234
1235         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
1236
1237 2005-07-14  Steven Bosscher  <stevenb@suse.de>
1238
1239         PR tree-optimization/22230
1240         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
1241         the computation of the four cross productions for "range op range".
1242
1243 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
1244             Ulrich Weigand  <uweigand@de.ibm.com>
1245
1246         PR target/20126
1247         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
1248         in some insn.
1249
1250 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
1251
1252         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
1253
1254 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
1255
1256         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
1257
1258 2005-07-14  Richard Guenther  <rguenther@suse.de>
1259
1260         PR middle-end/22347
1261         * config/i386/i386-protos.h (ix86_function_value): Change
1262         prototype to match new target hook.
1263         * config/i386/i386.c (ix86_value_regno): Change prototype
1264         to take extra type argument.
1265         (TARGET_FUNCTION_VALUE): Define.
1266         (ix86_function_ok_for_sibcall): Pass extra argument to
1267         ix86_value_regno, check return slot rtx for exact match.
1268         (ix86_function_value): Take extra parameter.  Dispatch to
1269         ix86_value_regno with fndecl/fntype as provided.
1270         (ix86_value_regno): Handle extra type argument.
1271         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
1272
1273         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
1274         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
1275         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
1276         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
1277         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
1278
1279 2005-07-14  Richard Guenther  <rguenther@suse.de>
1280
1281         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
1282         * calls.c (expand_call): Pass fntype to hard_function_value.
1283         (emit_library_call_value_1): Likewise.
1284         * explow.c: Include target.h.
1285         (hard_function_value): Take extra argument, the fntype.
1286         Use new target hook for function_value.
1287         * expr.h (hard_function_value): Change prototype.
1288         * function.c (aggregate_value_p): Pass 0 as fntype to
1289         hard_function_value.
1290         (assign_parms): Use new target hook for function_value.
1291         Pass 0 as fntype to hard_function_value.
1292         (expand_function_end): Likewise.
1293         * reg-stack.c: Include target.h.
1294         (stack_result): Use new target hook for function_value.
1295         * target-def.h: New target hook function_value.
1296         * target.h: Likewise.
1297         * targhooks.c (default_function_value): New function.
1298         * targhooks.h (default_function_value): Declare.
1299
1300 2005-07-13  Ian Lance Taylor  <ian@airs.com>
1301
1302         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
1303
1304 2005-07-14  Jan Hubicka  <jh@suse.cz>
1305
1306         * tree-dfa.c (dump_variable): Use default_def function.
1307         * tree-ssa-alias.c (dump_points_to_info): Likewise.
1308         * tree-ssa.c (verify_use): Likewise.
1309         * tree-ssanames.c (release_ssa_name): Likewise.
1310         * tree-tailcall.c (eliminate_tail_call): Likewise.
1311         (tree_optimize_tail_calls_1): Likewise.
1312         * tree-vrp.c (get_value_range): Likewise.
1313
1314 2005-07-14  Ben Elliston  <bje@au.ibm.com>
1315
1316         * gcc.c (main): Compare language[0] with '*' when iterating over
1317         the infiles.
1318
1319 2005-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
1320
1321         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
1322         "s390_emit_compare".  Add handling of CCZ1mode.
1323         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
1324         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
1325         checking.
1326         (s390_branch_condition_mask): Add CCZ1mode handling.
1327         * config/s390/s390.md: ("seq", "*seq"): New pattern.
1328         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
1329         Use CCZ1mode instead of CCZmode.
1330         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
1331
1332 2006-07-13  Adrian Strae½tling  <straetling@de.ibm.com>
1333
1334         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
1335         pattern.
1336         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
1337
1338 2005-07-13  Eric Christopher  <echristo@redhat.com>
1339
1340         * config/mips/mips.c (mips_canonicalize_comparison): New.
1341         (mips_emit_int_relational): Use.
1342
1343 2005-07-13  Eric Christopher  <echristo@redhat.com>
1344
1345         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1346         static extra parts.
1347         * config/s390/s390.md: Include tpf.md. Move tpf specific
1348         patterns...
1349         * config/s390/tpf.md: To here.
1350         * config/s390/s390.opt: Move tpf specific options...
1351         * config/s390/tpf.opt: to here. Add mmain option.
1352         * config/s390/tpf-unwind.h: Remove unnecessary defines.
1353         * config/s390/tpf.h: Rewrite.
1354
1355 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
1356
1357         * doc/tm.texi: Remove @xref{Cross-profiling}.
1358
1359 2005-07-13  Jeff Law  <law@redhat.com>
1360
1361         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
1362         expressions, test their _DECL operands for pointer equality rather
1363         than using operand_equal_p.
1364
1365 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
1366
1367         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
1368         (TARGET_POSIX_IO): This.
1369         * config/darwin.h: Likewise.
1370         * config/freebsd.h: Likewise.
1371         * config/linux.h: Likewise.
1372         * config/lynx.h: Likewise.
1373         * config/netbsd.h: Likewise.
1374         * config/rs6000/linux64.h: Likewise.
1375         * config/rs6000/linux.h: Likewise.
1376         * config/s390/tpf.h: Likewise.
1377         * config/sh/embed-elf.h: Likewise.
1378         * config/sparc/linux64.h: Likewise.
1379         * config/sparc/linux.h: Likewise.
1380         * config/svr4.h: Likewise.
1381         * gcov-io.h: Likewise.
1382
1383         * doc/tm.texi: Updated.
1384
1385         * libgcov.c (create_file_directory): Defined only if
1386         TARGET_POSIX_IO is defined.
1387         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
1388         is defined.
1389
1390 2005-07-13  Jan Hubicka  <jh@suse.cz>
1391
1392         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
1393
1394 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
1395
1396         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
1397         structure as argument.
1398
1399 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
1400
1401         PR tree-optimization/21921
1402         * tree-iterator.c (tsi_link_before): Support the case when
1403         tsi_end_p (tsi) == true.
1404
1405 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1406
1407         PR tree-optimization/22442
1408         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
1409         correctly.
1410
1411 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1412
1413         PR rtl-optimization/20376
1414         * toplev.c (process_options): Enable -fweb and -frename-registers when
1415         unrolling.
1416         * doc/invoke.texi: Update the information about when -fweb and
1417         -frename-registers are enabled.
1418
1419 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1420
1421         PR tree-opt/21840
1422         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
1423         if *rhs_p is not a SSA_NAME.
1424
1425 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
1426
1427         Fix PR tree-optimization/22422
1428         * tree-ssa-structalias.c (struct variable_info): Add flag for
1429         special vars.
1430         (get_varinfo): Now a static function.
1431         (new_varinfo): init has_union and is_special_var to false.
1432         (solution_set_add): Check has_union.
1433         (do_da_constraint): Move temporary variable so it gets reset
1434         properly.
1435         Also check for special variable.
1436         (do_ds_constraint): Ditto.
1437         (do_sd_constraint): Ditto.
1438         (do_structure_copy): Check for special variable.
1439         (find_func_aliases): Ditto.
1440         (init_base_vars): Set special vars properly.
1441
1442 2005-07-13  Jan Hubicka  <jh@suse.cz>
1443
1444         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
1445         do unit-at-a-time.
1446
1447         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
1448         (get_expr_operands): Fix thinko wrt flags and subvars.
1449
1450         PR tree-optimize/22379
1451         * tree-inline.c (expand_call_inline): Do not output sorry in early
1452         inlining.
1453
1454 2005-07-12  Dale Johannesen  <dalej@apple.com>
1455
1456         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
1457
1458 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1459
1460         PR bootstrap/21704
1461         * host-linux.h: Include limits.h.
1462
1463 2005-07-12  Dale Johannesen  <dalej@apple.com>
1464
1465         * expr.c (compress_float_constant):  Add cost check.
1466         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
1467
1468 2005-07-12  Dale Johannesen  <dalej@apple.com>
1469
1470         * gcc.target/i386/compress-float-sse.c:  New.
1471         * gcc.target/i386/compress-float-sse-pic.c:  New.
1472         * gcc.target/i386/compress-float-387.c:  New.
1473         * gcc.target/i386/compress-float-387-pic.c:  New.
1474         * gcc.dg/compress-float-ppc.c:  New.
1475         * gcc.dg/compress-float-ppc-pic.c:  New.
1476
1477 2005-07-12  Eric Christopher  <echristo@redhat.com>
1478
1479         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
1480         static extra parts.
1481         * config/s390/s390.md: Include tpf.md. Move tpf specific
1482         patterns...
1483         * config/s390/tpf.md: To here.
1484         * config/s390/s390.opt: Move tpf specific options...
1485         * config/s390/tpf.opt: to here. Add mmain option.
1486         * config/s390/tpf-unwind.h: Remove unnecessary defines.
1487         * config/s390/tpf.h: Rewrite.
1488
1489 2005-07-12  Eric Christopher  <echristo@redhat.com>
1490
1491         * gcc.c (struct infile): Update comment for language.
1492         (main): Rewrite input file resetting code.
1493
1494 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
1495
1496         PR tree-opt/22335
1497         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
1498         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
1499         (lookup_avail_expr): Use constant_boolean_node instead
1500         of boolean_false_node/boolean_true_node.
1501
1502 2005-07-12  Ben Elliston  <bje@au.ibm.com>
1503
1504         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
1505         and use it when printing num_edges.
1506
1507 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
1508
1509         * doc/extend.texi (Blackfin Built-in Functions): New section.
1510         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
1511         @opindex.
1512
1513 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
1514
1515         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
1516         s/cmpstrsi/cmpstrnsi
1517         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
1518         'cmpstrnsi'.
1519         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
1520         (init_optabs): Initialize cmpstrn_optab.
1521         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
1522         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
1523         * expr.c: (enum insn_code cmpstrn_optab): Declare.
1524         * config/i386/i386.md: s/cmpstr/cmpstrn
1525         * config/c4x/c4x.md: s/cmpstr/cmpstrn
1526         * doc/md.texi: Update documentation.
1527
1528 2005-07-11  Richard Henderson  <rth@redhat.com>
1529
1530         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
1531         build_va_arg_indirect_ref.
1532         (alpha_gimplify_va_arg): Likewise.
1533         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
1534         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
1535         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
1536         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
1537         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
1538         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
1539         Likewise.
1540         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
1541
1542 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
1543
1544         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
1545         * passes.c (init_optimization_passes): Add pass_empty_loop.
1546         * tree-pass.h (pass_empty_loop): Declare.
1547         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
1548         try_remove_empty_loop, remove_empty_loops): New functions.
1549         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
1550         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
1551
1552 2005-07-12  Peter Barada  <peter@the-baradas.com>
1553
1554         PR middle-end/16719
1555         PR middle-end/18421
1556         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
1557         in address registers.
1558         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
1559         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
1560         alternative of addsi3_5200.
1561
1562 2005-07-11  Ian Lance Taylor  <ian@airs.com>
1563
1564         * config/mips/mips.md (ffs<mode>2): Remove.
1565
1566 2005-07-11  Ian Lance Taylor  <ian@airs.com>
1567
1568         * doc/tree-ssa.texi (Cleanups): Improve description of
1569         TRY_FINALLY_EXPR.
1570         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
1571
1572 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
1573
1574         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
1575         * tree.h (DECL_ARGUMENT_FLD): New macro.
1576
1577 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
1578
1579         Fix PR tree-optimization/22404
1580
1581         * tree-ssa-structalias.c (create_variable_info_for): Use
1582         correct offset.
1583
1584 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
1585
1586         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
1587         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
1588         for second comparison operand.
1589         * config/bfin/predicates.md (reg_or_const_int_operand): New.
1590
1591         * config/bfin/bfin.md (define_attr "type"): Add "sync".
1592         (define_insn_reservation "alu"): Likewise.
1593         (csync, ssync): Now of type sync.
1594         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
1595         -mcsync-anomaly -mspecld-anomaly.
1596         * config/bfin/bfin.opt (mcsync): Remove.
1597         (mcsync-anomaly, mspecld-anomaly): Add.
1598         * config/bfin/bfin.c: Include "insn-codes.h".
1599         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
1600         (TARGET_DEFAULT_TARGET_FLAGS): New.
1601         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
1602
1603 2005-07-11  Steven Bosscher  <stevenb@suse.de>
1604
1605         * basic-block.h: Give the BB flags enum a name, bb_flags.
1606         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
1607         * cfgcleanup.c (enum bb_flags): Remove here.
1608         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
1609         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
1610         (update_forwarder_flag): Likewise.
1611         (thread_jump): Likewise.
1612         (try_forward_edges): Likewise.
1613         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
1614         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
1615         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
1616
1617 2005-07-11  Richard Guenther  <rguenther@suse.de>
1618
1619         * config/i386/i386.opt: New target option -msseregparm.
1620         * config/i386/i386.c (override_options): Error out for
1621         -msseregparm but no SSE support.
1622         (ix86_function_sseregparm): Check for global sseregparm.
1623         * doc/invoke.texi: Document -msseregparm.
1624
1625 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
1626
1627         * config.gcc (m32r-*-linux*): Use the default extra_parts.
1628         (m32rle-*-linux*): Ditto.
1629
1630 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
1631
1632         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
1633         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
1634         bytes.
1635
1636 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1637
1638         PR middle-end/22239
1639         PR target/20126
1640         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
1641         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
1642
1643 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
1644
1645         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
1646         (varmap): Heapify varmap.
1647         (constraints): Heapify constraints.
1648         (struct constraint_graph): Heapify succs and preds.
1649         (constraint_vec_find): Update for heapification.
1650         (constraint_set_union): Ditto.
1651         (insert_into_complex): Ditto.
1652         (constraint_edge_vec_find): Ditto.
1653         (erase_graph_self_edge): Ditto.
1654         (add_graph_edge): Ditto.
1655         (get_graph_weights): Ditto.
1656         (merge_graph_nodes): Ditto.
1657         (build_constraint_graph): Ditto.
1658         (topo_visit): Ditto.
1659         (solve_graph): Ditto.
1660         (create_variable_info_for): Ditto.
1661         (init_base_vars): Ditto.
1662         (delete_points_to_sets): Free graph, varmap, and complex constraints.
1663         (condese_varmap_nodes): Free complex vector.
1664         (clear_edges_for_node): Clear succs and preds vector.
1665
1666 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
1667
1668         * tree-ssa-structalias.c (update_alias_info): Change counting of
1669         references to not include vdefs.
1670
1671 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
1672
1673         * tree-ssa-alias.c (free_used_part_map): Add missing free.
1674         (up_insert): Ditto.
1675
1676 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1677
1678         * pa.c (pa_commutative_p): Make PLUS commutative when
1679         TARGET_NO_SPACE_REGS is true.
1680
1681 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
1682
1683         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
1684         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
1685         * tree-dfa.c (dump_subvars_for): New.
1686         (debug_subvars_for): New.
1687         (dump_variable): Show subvariables if VAR has them.
1688         * tree-flow-inline.h (get_subvar_at): New.
1689         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
1690         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
1691         Update all users.
1692         (struct subvar): Change fields offset and size to unsigned
1693         HOST_WIDE_INT.
1694         (dump_subvars_for): Declare.
1695         (debug_subvars_for): Declare.
1696         (get_subvar_at): Declare.
1697         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
1698         to unsigned HOST_WIDE_INT *.
1699         (overlap_subvar): Likewise.
1700         * tree-gimple.c (is_gimple_reg): Always return false for
1701         SFTs and memory tags.
1702         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
1703         Update all callers.
1704         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
1705         (compute_may_aliases): Call compute_points_to_sets.
1706         (collect_points_to_info_for): Remove.
1707         (compute_points_to_and_addr_escape): Remove.
1708         (delete_alias_info): Call delete_points_to_sets.
1709         (compute_flow_sensitive_aliasing): If the call to
1710         find_what_p_points_to returns false, call set_pt_anything.
1711         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
1712         (set_pt_anything): Clear pi->pt_vars.
1713         (set_pt_malloc): Remove.
1714         (merge_pointed_to_info): Remove.
1715         (add_pointed_to_expr): Remove.
1716         (add_pointed_to_var): Remove.
1717         (collect_points_to_info_r): Remove.
1718         (is_escape_site): Make extern.
1719         (create_sft): New.
1720         (create_overlap_variables_for): Call it.
1721         * tree-ssa-copy.c (merge_alias_info): Never merge
1722         flow-sensitive alias information.
1723         * tree-ssa-operands.c (get_expr_operands): Adjust variables
1724         offset and size to be unsigned HOST_WIDE_INT.
1725         (add_to_addressable_set): Rename from note_addressable.
1726         Set TREE_ADDRESSABLE as the variables are added to the set.
1727         Update all users.
1728         (add_stmt_operand): Do not try to micro-optimize unmodifiable
1729         operands into VUSEs when adding V_MAY_DEFs for members in an
1730         alias set.
1731         * tree-ssa-operands.h (add_to_addressable_set): Declare.
1732         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
1733         (struct variable_info): Add bitfield is_heap_var.
1734         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
1735         (new_var_info): Initialize is_heap_var.
1736         (get_constraint_for): Add HEAP variables to the symbol table.
1737         Mark them with is_heap_var.
1738         (update_alias_info): New.  Taken mostly from the old
1739         compute_points_to_and_addr_escape.
1740         (handle_ptr_arith): New.
1741         (find_func_aliases): Call update_alias_info.
1742         Call handle_ptr_info for tcc_binary expressions.
1743         Call mark_stmt_modified.
1744         (create_variable_info_for): If DECL has subvars, do not create
1745         variables for its subvars.  Always add all the fields.
1746         (set_uids_in_ptset): If the solution includes ANYOFFSET and
1747         SFTs, then add all the SFTs of the structure.
1748         If VI->DECL is an aggregate with subvariables, add the SFT at
1749         VI->OFFSET.
1750         (find_what_p_points_to): If VI is an artificial variable,
1751         translate to bitfields in SSA_NAME_PTR_INFO.
1752         If the solution is empty, set pi->pt_vars to NULL
1753         (init_base_vars): Create ANYOFFSET.
1754         (compute_points_to_sets): Rename from create_alias_vars.
1755         Make extern.
1756         (pass_build_pta): Remove.
1757         (delete_points_to_sets): Rename from delete_alias_vars.
1758         (pass_del_pta): Remove.
1759         * tree-ssa-structalias.h (struct alias_info): Move from
1760         tree-ssa-alias.h.
1761         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
1762         NUM_REFERENCES_SET): Likewise.
1763         (compute_points_to_sets, delete_points_to_sets): Declare.
1764
1765 2005-07-09  Richard Henderson  <rth@redhat.com>
1766
1767         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
1768         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
1769         alpha_split_lock_test_and_set_12): New functions.
1770         * config/alpha/alpha-protos.h: Update.
1771         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
1772         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
1773         * config/alpha/sync.md (I12MODE): New.
1774         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
1775         (sync_<fetchop_name><I48MODE>): Likewise.
1776         (sync_nand<I48MODE>): Likewise.
1777         (sync_old_<fetchop_name><I48MODE>): Likewise.
1778         (sync_new_<fetchop_name><I48MODE>): Likewise.
1779         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
1780         (sync_compare_and_swap<I48MODE>): Likewise.
1781         (sync_lock_test_and_set<I48MODE>): Likewise.
1782         (sync_compare_and_swap<I12MODE>): New.
1783         (sync_compare_and_swap<I12MODE>_1): New.
1784         (sync_lock_test_and_set<I12MODE>): New.
1785         (sync_lock_test_and_set<I12MODE>_1): New.
1786
1787 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
1788
1789         PR 21356
1790         PR 22332
1791         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
1792
1793 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
1794
1795         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
1796         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
1797
1798 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
1799
1800         PR target/21656
1801         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
1802
1803 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
1804
1805         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
1806         memory_operand constraint.
1807         (store_conditional_<mode>): Same.
1808         (sync_compare_and_swap<mode>): Same.
1809         (sync_lock_test_and_set<mode>): Same.
1810
1811 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
1812
1813         Rewrite PIC support to more closely model actual instructions.
1814         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
1815         (cris_symbol): Remove prototypes for removed functions.
1816         (cris_pic_symbol_type_of, cris_valid_pic_const)
1817         (cris_expand_pic_call_address): Prototypes for new functions.
1818         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
1819         variable.
1820         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
1821         modifiers.
1822         <case ':'>: Add case for new punctuation character.
1823         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
1824         emitting (extra) PIC modifier.
1825         <case UNSPEC>: Do not assert for PLT.
1826         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
1827         (cris_expand_prologue, cris_expand_epilogue): Check
1828         for pic_offset_table_rtx usage instead of taking
1829         current_function_uses_pic_offset_table as the final word.
1830         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
1831         Remove flag_pic difference.
1832         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
1833         the moral equivalents of...
1834         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
1835         functions.
1836         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
1837         (cris_handle_option): Mark ARG as unused.
1838         (cris_expand_pic_call_address): New worker function for "call",
1839         "call_value".
1840         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
1841         output PIC constructs here.
1842         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
1843         as symbol-specific modifers, not whole or part of operands.
1844         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
1845         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
1846         constants and flag_pic.
1847         (CONSTANT_INDEX_P): Adjust for new functions.
1848         (enum cris_pic_symbol_type): New helper type.
1849         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
1850         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
1851         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
1852         define_constants.
1853         ("movsi"): Emit actual instructions for GOT and relative access.
1854         ("*movsi_got_load"): New pattern to set up the register holding
1855         the GOT pointer.
1856         ("*movsi_internal"): Operand 1 is not a plain general_operand.
1857         Adjust FIXME for 'S'.
1858         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
1859         Use "movs" for -fpic cases.
1860         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
1861         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
1862         ("call", "call_value"): Just call cris_expand_pic_call_address for
1863         PIC addresses.
1864         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
1865         Remove special pattern.
1866         ("*expanded_call_side", "*expanded_call_value_side"): New
1867         patterns.
1868         (gotplt-to-plt, gotplt-to-plt-side-call)
1869         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
1870         peephole2:s.
1871         * config/cris/cris/predicates.md
1872         ("cris_general_operand_or_gotless_symbol"): Remove unused
1873         predicate.
1874         ("cris_general_operand_or_symbol"): Adjust for new functions.
1875
1876 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1877
1878         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
1879
1880 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
1881
1882         * Makefile.in (TREE_H): Add treestruct.def.
1883         (c-decl.o): Add pointer-set.h
1884         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
1885         visibility on regular DECL's.
1886         (merge_decls): Fix the copying of decl nodes of various types for
1887         the new structures.  Don't update RTL, section name, weak status,
1888         etc, on DECL's without RTL.
1889         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
1890         Don't check volatile on non-variable types.
1891         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
1892         to check whether we have seen arguments.
1893         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
1894         flag is checked before field (flag is common, field is not).
1895         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
1896         TS_DECL_COMMON could have an origin.
1897         (add_location_or_const_value_attribute): Don't check section name
1898         on non-var/function decls.
1899         (dwarf2out_var_location): Reverse order of tests.
1900         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
1901         with DECL_WRTL_CHECK.
1902         * expmed.c (make_tree): rtl is now in decl_with_rtl.
1903         * fold-const.c (fold_binary): Don't check weakness on
1904         non-var/function decls.
1905         (tree_expr_nonzero_p): Ditto.
1906         (fold_checksum_tree): Use tree_decl_extra as sizeof
1907         buffer.
1908         * ggc-page.c (extra_order_size_table): Add sizes for
1909         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
1910         tree_field_decl.
1911         * gimplify.c (gimplify_bind_expr): Only set
1912         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
1913         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
1914         without RTL.
1915         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
1916         * langhooks.h (init_ts). New langhook.
1917         * passes.c (rest_of_decl_compilation): Reverse order of tests.
1918         * print-tree.c (print_node): Update to only print fields that
1919         exist in the structures the passed decl has.
1920         * toplev.c (wrapup_global_declarations): Don't reset
1921         DECL_DEFER_OUTPUT on DECL's that don't contain it.
1922         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
1923         * tree-inline.c (remap_decl): Ditto.
1924         * tree-outof-ssa.c (create_temp): Reverse order of tests.
1925         * tree-pretty-print.c (print_declaration): Don't print
1926         DECL_REGISTER on things that don't contain it.
1927         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
1928         non-var/function decls.
1929         * tree.c (tree_contains_struct): New structure.
1930         (init_priority_for_decl): New hashtable.
1931         (tree_int_map): New structure.
1932         (tree_int_map_eq): New function.
1933         (tree_int_map_marked_p): Ditto.
1934         (tree_int_map_hash): Ditto.
1935         (tree_map): Move to tree.h.
1936         (tree_map_eq): Externalize.
1937         (tree_map_hash): Ditto.
1938         (tree_map_marked_p): Ditto.
1939         (init_ttree): Set up tree_contains_struct and call langhook.
1940         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
1941         (tree_code_size): Update for new structures.
1942         (tree_node_structure): Update for new structures.
1943         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
1944         without the field.
1945         (copy_node_stat):  Copy init priority.
1946         (build_decl_stat): Ditto for visibility.
1947         (ts_enum_names): New.
1948         (tree_contains_struct_check_failed): New function.
1949         (decl_init_priority_lookup): Ditto.
1950         (decl_init_priority_insert): Ditto.
1951         * treestruct.def: New file.
1952         * tree.h (CODE_CONTAINS_STRUCT): New macro.
1953         (CONTAINS_STRUCT_CHECK): Ditto.
1954         (tree_contains_struct_check_failed): New prototype.
1955         (DECL_CHECK): Removed.
1956         (DECL_MINIMAL_CHECK): New.
1957         (DECL_COMMON_CHECK): Ditto.
1958         (DECL_WRTL_CHECK): Ditto.
1959         (DECL_NON_COMMON_CHECK): Ditto.
1960         (DECL_WITH_VIS_CHECK): Ditto.
1961         (VAR_OR_FUNCTION_DECL_P): Ditto
1962         (struct tree_decl_minimal): New structure.
1963         (struct tree_decl_common): Ditto.
1964         (struct tree_decl_with_rtl): Ditto.
1965         (struct tree_decl_with_vis): Ditto.
1966         (struct tree_decl_non_common): Ditto.
1967         (struct tree_field_decl): Ditto.
1968         (struct tree_parm_decl): Ditto.
1969         (struct tree_var_decl): Ditto.
1970         (struct tree_function_decl): Ditto.
1971         (struct tree_const_decl): Ditto.
1972         (struct tree_result_decl): Ditto.
1973         (union tree_node): Add new structures.
1974         * var-tracking.c (track_expr_p): Reverse order of tests.
1975
1976         * doc/c-tree.texi: Add documentation on DECL node internal structure.
1977
1978 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1979
1980         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
1981         * system.h: Poison FINALIZE_PIC.
1982         * doc/tm.texi (FINALIZE_PIC): Remove.
1983
1984 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
1985
1986         PR tree-opt/22329
1987         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
1988         to the correct type if we have a MODIFY_EXPR.
1989
1990 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
1991
1992         PR tree-optimization/22360
1993         * tree.c (upper_bound_in_type): Fix calculations for casting
1994         to a non-wider signed type and casting a signed value to a
1995         wider unsigned type.
1996         (lower_bound_in_type): Fix calculations for casting to a
1997         non-wider signed type.
1998
1999         PR tree-optimization/20139
2000         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
2001         release_defs.
2002         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
2003         fold_cond_expr_cond.
2004         * tree-ssanames.c (release_defs): Assert in_ssa_p.
2005         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
2006
2007 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
2008
2009         PR tree-opt/22356
2010         * tree-complex.c (expand_complex_libcall): Produce
2011         REALPART_EXPR/IMAGPART_EXPR with the correct type.
2012
2013 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
2014
2015         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
2016         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
2017         b" assert and inserted fastpath code for this case.
2018         (bitmap_ior): Removed "a != b" assert.
2019
2020 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2021
2022         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
2023         (ENDFILE_SPEC): Likewise.
2024         * config/m32r/m32r.h (ASM_SPEC): Likewise.
2025
2026         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
2027         a large stack frame at epilogue.
2028
2029 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
2030
2031         * final.c: Include sdbout.h when required.
2032
2033 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
2034
2035         * config.gcc (*-*-darwin*): Only one target-specific header file
2036         for generic darwin.
2037         (powerpc-*-darwin*): Add version-specific header files.
2038         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
2039         * config.in: Regenerate.
2040         * configure: Regenerate.
2041         * gcc.c: Include xregex.h.
2042         (version_compare_spec_function): New.
2043         (spec_function): Add version-compare.
2044         (replace_outfile_spec_function): Reformat comment.
2045         (compare_version_strings): New.
2046         * config/darwin-c.c (version_as_macro): New.
2047         (builtin_define): New.
2048         (darwin_cpp_builtins): New.
2049         * config/darwin-protos.h (darwin_cpp_builtins): New.
2050         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
2051         (LIB_SPEC): Make unconditional, update comment.
2052         (TARGET_C99_FUNCTIONS): Define.
2053         * config/darwin.opt: Sort.
2054         (mmacosx-version-min=): New.
2055         * config/darwin7.h: Delete.
2056         * config/darwin8.h: Delete.
2057         * config/i386/darwin.h (): Call darwin_cpp_builtins.
2058         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
2059         (TARGET_C99_FUNCTIONS): Define.
2060         * config/rs6000/darwin7.h: New.
2061         * config/rs6000/darwin8.h: New.
2062         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
2063         (-mmacosx-version-min): Document.
2064
2065 2005-07-07  Ian Lance Taylor  <ian@airs.com>
2066
2067         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
2068
2069 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
2070
2071         PR middle-end/22239
2072         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
2073
2074 2005-07-07  Khem Raj  <kraj@mvista.com>
2075
2076         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
2077         in bytes, not words.
2078
2079 2005-07-07  Paul Brook  <paul@codesourcery.com>
2080
2081         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
2082         DEFAULT_FUNCTION_ARG_PADDING to upward.
2083
2084 2005-07-07  Richard Henderson  <rth@redhat.com>
2085
2086         * function.c (locate_and_pad_parm): Record parameter alignment in
2087         stack_alignment_needed.
2088
2089 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
2090
2091         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
2092         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
2093         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
2094         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
2095         (define_attr "type"): Add isync, sync, load_l, store_c.
2096         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
2097         Create scratch volatile MEM.
2098         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
2099         sync.
2100         (load_locked_<mode>): New.
2101         (store_conditional_<mode>): New.
2102         (sync_compare_and_swap<mode>): Replace with splitter.
2103         (sync_lock_test_and_set<mode>): Replace with splitter.
2104         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
2105         and UNSPECV_ISYNC.
2106         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
2107         is ics.  Attribute isync.
2108         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
2109         lwsync.
2110         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
2111         and UNSPECV_SYNC_OP.
2112         (emit_unlikely_jump): New.
2113         (emit_load_locked): New.
2114         (emit_store_conditional): New.
2115         (rs6000_split_compare_and_swap): New.
2116         (rs6000_split_lock_test_and_set): New.
2117         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
2118         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
2119         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
2120         rs6000_split_lock_test_and_set): Declare.
2121         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
2122         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
2123         store_c, isync, sync.
2124
2125 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
2126
2127         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
2128         filenames to gtyp-gen.h.
2129         (s-typ-gen): Use it in place of for loops.
2130
2131 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
2132
2133         * hooks.c (hook_bool_rtx_int_false): New function.
2134         * hooks.h (hook_bool_rtx_int_false): Declare.
2135         * target-def.h (TARGET_COMMUTATIVE_P): Define.
2136         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
2137         * target.h (struct gcc_target): Add commutative_p member.
2138         * targhooks.c (hook_bool_rtx_commutative_p): New function.
2139         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
2140         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
2141         (pa_commutative_p): New function.
2142         * jump.c (target.h): Include.
2143         (rtx_renumbered_equal_p): Use targetm.commutative_p.
2144         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
2145
2146 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2147
2148         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
2149         (s390_expand_setmem): New.
2150         * config/s390/s390.c: Likewise.
2151         (print_shift_count_operand): Truncate to 12 bits instead of 6.
2152         Adapt comments.
2153         * config/s390/s390.md: ("setmem<mode>"): Accept character as
2154         general_operand.  Call new function "s390_expand_setmem".
2155         ("clrmem_long", "*clrmem_long"): Rewrite to ...
2156         ("setmem_long", "*setmem_long"): ... this.
2157
2158 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2159
2160         * config/s390/s390.c: (optimization_options): Enable
2161         TARGET_MVCLE at -Os.
2162         * doc/invoke.texi: Document changes in default behaviour.
2163         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
2164
2165 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
2166
2167         * expr.c: (set_storage_via_setmem): Convert opchar to mode
2168         defined by back-end.
2169
2170 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
2171
2172         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
2173         all sets in the pattern.
2174         * config/rs6000/rs6000.md (stack_protect_testsi,
2175         stack_protect_testdi): Likewise.
2176
2177 2005-07-06  Jeff Law  <law@redhat.com>
2178
2179         * tree-vrp.c (simplify_using_ranges): Kill.
2180         (vrp_finalize): Remove call to simplify_using_ranges.
2181         (simplify_stmt_using_ranges): New function extracted from
2182         simplify_using_ranges.
2183         (simplify_div_or_mod_using_ranges): Likewise.
2184         (simplify_abs_using_ranges): Likewise.
2185         (simplify_cond_using_ranges): New function.
2186         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
2187         * tree-ssa-propagate.c (substitute_and_fold): Call
2188         simplify_stmt_using_ranges if we have range information.
2189
2190 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
2191
2192         * config/ia64/ia64.c (ia64_reorg): Check optimize before
2193         ia64_flag_schedule_isns2.
2194
2195         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
2196         reading/writing general registers.
2197         (ia64_function_arg): Revert 2005-06-18 change.
2198
2199 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
2200
2201         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
2202         (legitimize_tls_address): Use gcc_unreachable instead of abort.
2203
2204 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
2205
2206         * function.c (expand_function_end): Revert part of 2005-06-27
2207         patch.  Do sjlj_emit_function_exit_after after return_label.
2208
2209 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
2210
2211         * doc/install.texi (--disable-libssp): New.
2212
2213 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
2214
2215         * doc/invoke.texi: Update -fforce-mem documentation.
2216         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
2217         code for -fforce-mem.
2218         * expmed.c: (store_bit_field,store_fixed_bit_field,
2219         extract_bit_field): Ditto.
2220         * expr.c: (convert_move): Ditto.
2221         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
2222         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
2223         emit_conditional_add,expand_float,expand_fix): Ditto.
2224         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
2225         (common_handle_option): Issue warning when -fforce-mem specified.
2226
2227 2005-07-06  Paul Brook  <paul@codesourcery.com>
2228
2229         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
2230         argument is empty.
2231         * configure: Regenerate.
2232
2233 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
2234
2235         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
2236
2237 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
2238
2239         Fix PR tree-optimization/22319
2240         Fix PR tree-optimization/22140
2241         Fix PR tree-optimization/22310
2242
2243         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
2244         variable sized types.
2245         Use correct type for intermediate structure on *a = *b structure
2246         copies.
2247
2248 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
2249
2250         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
2251         Remove.
2252         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
2253         (machine_function): Move typedef to...
2254         * config/rs6000/rs6000.c (machine_function): ... here.  Add
2255         varargs_save_offset field.
2256         (rs6000_stack_t): Remove varargs_size field.
2257         (setup_incoming_varargs): Allocate varargs save area using
2258         assign_stack_local, try to make it as small as possible.
2259         Save offset from virtual_stack_vars_rtx to the save area
2260         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
2261         instead of magic 8 when fp word byte size is used.
2262         (rs6000_va_start): Use cfun->machine->varargs_save_offset
2263         instead of -RS6000_VARARGS_SIZE.
2264         (rs6000_stack_info, debug_stack_info,
2265         rs6000_initial_elimination_offset): Remove all traces of
2266         varargs_size.
2267         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
2268         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
2269         RS6000_VARARGS_AREA.
2270
2271 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
2272
2273         PR tree-optimization/21963
2274         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
2275         constant_multiple_of in the same way get_computation_cost_at does.
2276
2277 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
2278
2279         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
2280         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
2281         (gen_compare_reg): If sparc_compare_emitted is set, clear it
2282         and return its previous value.
2283         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
2284         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
2285         constants.
2286         (stack_protect_set, stack_protect_test): New expanders.
2287         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
2288         stack_protect_testdi): New insns.
2289         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2290         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
2291
2292 2005-07-06  Jeff Law  <law@redhat.com>
2293
2294         * tree-ssa-dce.c (cfg_altered): New global.
2295         (tree_dce_init): Initialize cfg_altered.
2296         (remove_dead_stmt): If we remove an edge in the CFG, then set
2297         CFG_ALTERED.
2298         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
2299         the dominators.
2300
2301 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
2302
2303         * Makefile.in (stamp-collect-ld): Use
2304         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
2305         ./collect-ld if it already exists.
2306         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
2307         Don't remove ./nm if it already exists.
2308
2309 2005-07-05  Devang Patel  <dpatel@apple.com>
2310
2311         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
2312         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
2313         * tree-vectorizer.c (vect_loop_location): New.
2314         (vect_print_dump_info): Use vect_loop_location.
2315         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
2316         (vectorize_loops): Set vect_loop_location.
2317         * tree-vect-analyze.c (vect_analyze_offset_expr,
2318         vect_determin_vectorization_factor, vect_analyze_operations,
2319         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
2320         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
2321         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
2322         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
2323         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
2324         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
2325         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
2326         vect_analyze_loop): Adjust vect_print_dump_info API.
2327         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
2328         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
2329         vect_finish_stmt_generation, vectorizable_assignment,
2330         vectorizable_operation, vectorizable_store, vectorizable_load,
2331         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
2332         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
2333         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
2334         vect_transform_loop): Same.
2335         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
2336         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
2337         Same.
2338
2339 2005-07-05  Randolph Chung  <tausq@debian.org>
2340
2341         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
2342         * configure: Regenerate.
2343         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
2344         (pa_tls_referenced_p): Declare.
2345         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
2346         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
2347         (legitimize_tls_address): New.
2348         (hppa_legitimize_address): Handle TLS addresses.
2349         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
2350         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
2351         (emit_move_sequence): Handle TLS addresses.
2352         (pa_encode_section_info): Call default handler to handle common
2353         sections.
2354         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
2355         (CONSTANT_ADDRESS_P): Reject TLS operands.
2356         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
2357         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
2358         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
2359         (UNSPEC_TLSLE): Define new constants.
2360         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
2361         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
2362         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
2363         (tie_symbolic_operand, tle_symbolic_operand): New
2364
2365 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
2366
2367         * aclocal.m4: Update macros for autoconf 2.59 style.
2368         * configure.ac: Likewise.
2369
2370 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2371
2372         * pa.c (function_value): Handle small aggregates on 32-bit targets.
2373         (function_arg): Pass small aggregates in general registers on 32-bit
2374         targets.
2375         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
2376
2377 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
2378
2379         * Makefile.in (final.o): Fix dependencies.
2380
2381 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
2382
2383         PR c/22013
2384         PR c/22098
2385         * langhooks.h (struct lang_hooks): Add expr_to_decl.
2386         * langhooks.c (lhd_expr_to_decl): New.
2387         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
2388         New.
2389         (LANG_HOOKS_INITIALIZER): Update.
2390         * tree.c (recompute_tree_invarant_for_addr_expr): Call
2391         expr_to_decl langhook.
2392         * c-tree.h (c_expr_to_decl): Declare.
2393         * c-typeck.c (c_expr_to_decl): New.
2394         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
2395         specially.
2396         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
2397
2398 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
2399
2400         PR c/22308
2401         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
2402         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
2403
2404 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
2405
2406         * Makefile.in: Adjust dependencies.
2407         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
2408         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
2409         * alias.c (rest_of_handle_cfg, pass_cfg): New.
2410         * bb-reorder.c (duplicate_computed_gotos): Make it static.
2411         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
2412         rest_of_compilation.
2413
2414         * bb-reorder.c (gate_duplicate_computed_gotos,
2415         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
2416         rest_of_handle_reorder_blocks, pass_reorder_blocks,
2417         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
2418         pass_partition_blocks): New.
2419         * bt-load.c (gate_handle_branch_target_load_optimize,
2420         rest_of_handle_branch_target_load_optimize,
2421         pass_branch_target_load_optimize): New.
2422         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
2423         pass_jump2): New.
2424         * cfglayout.c (pass_insn_locators_initialize): New.
2425         * cfgrtl.c (pass_free_cfg): New.
2426         * combine.c (gate_handle_combine, rest_of_handle_combine,
2427         pass_combine): New.
2428         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
2429         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
2430         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
2431         * except.c (pass_set_nothrow_function_flags,
2432         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
2433         pass_rtl_eh): New.
2434         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
2435         rest_of_handle_shorten_branches, pass_shorten_branches,
2436         rest_of_clean_state, pass_clean_state): New.
2437         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
2438         rest_of_handle_remove_death_notes, pass_remove_death_notes,
2439         rest_of_handle_life, pass_life, rest_of_handle_flow2,
2440         pass_flow2): New.
2441         * function.c (pass_instantiate_virtual_regs, pass_init_function,
2442         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
2443         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
2444         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
2445         pass_gcse): New.
2446         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
2447         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
2448         pass_rtl_ifcvt, gate_handle_if_after_combine,
2449         rest_of_handle_if_after_combine, pass_if_after_combine,
2450         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
2451         pass_if_after_reload): New.
2452         * integrate.c (pass_initial_value_sets): New.
2453         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
2454         pass_purge_lineno_notes): New.
2455         * mode-switching.c (rest_of_handle_mode_switching,
2456         pass_mode_switching): New.
2457         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
2458         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
2459         pass_loop2): New.
2460         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
2461         pass_loop_optimize): New.
2462         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
2463         pass_sms): New.
2464         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
2465         pass_gcse2): New.
2466         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
2467         pass_postreload_cse): New.
2468         * profile.c (gate_handle_profiling, pass_profiling,
2469         rest_of_handle_branch_prob, pass_branch_prob): New.
2470         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
2471         pass_split_before_regstack, gate_handle_split_before_regstack,
2472         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
2473         rest_of_handle_split_all_insns, pass_split_all_insns): New.
2474         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
2475         pass_stack_regs): New.
2476         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
2477         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
2478         pass_stack_adjustments): New.
2479         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
2480         pass_regrename): New.
2481         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
2482         pass_delay_slots, gate_handle_machine_reorg,
2483         rest_of_handle_machine_reorg, pass_machine_reorg): New.
2484         * rtl.h (extern void purge_line_number_notes): New.
2485         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
2486         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
2487         pass_sched2): New.
2488         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
2489         pass_tracer): New.
2490         * value-prof.c (gate_handle_value_profile_transformations,
2491         rest_of_handle_value_profile_transformations,
2492         pass_value_profile_transformations): New.
2493         * var-tracking.c (gate_handle_var_tracking,
2494         pass_variable_tracking): New.
2495         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
2496
2497         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
2498         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
2499         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
2500         rest_of_handle_old_regalloc, rest_of_handle_regrename,
2501         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
2502         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
2503         rest_of_handle_gcse2, rest_of_handle_regmove,
2504         rest_of_handle_tracer, rest_of_handle_if_conversion,
2505         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
2506         rest_of_handle_web, rest_of_handle_branch_prob,
2507         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
2508         rest_of_handle_jump_bypass, rest_of_handle_combine,
2509         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
2510         rest_of_handle_gcse, rest_of_handle_loop_optimize,
2511         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
2512         rest_of_handle_mode_switching, rest_of_handle_jump,
2513         rest_of_handle_eh, rest_of_handle_stack_adjustments,
2514         rest_of_handle_flow2, rest_of_handle_jump2,
2515         rest_of_handle_peephole2, rest_of_handle_postreload,
2516         rest_of_handle_shorten_branches, rest_of_clean_state,
2517         rest_of_compilation): Remove.
2518
2519         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
2520         * passes.c (dump_flags, in_gimple_form, all_passes,
2521         all_ipa_passes, all_lowering_passes, register_one_dump_file,
2522         register_dump_files, next_pass_1, last_verified, execute_todo,
2523         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
2524         from tree-optimize.c.
2525         (init_optimization_passes): Moved from tree-optimize.c,
2526         adding the RTL optimizations.
2527         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
2528         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
2529         all_ipa_passes, all_lowering_passes, register_one_dump_file,
2530         register_dump_files, next_pass_1, last_verified, execute_todo,
2531         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
2532         init_tree_optimization_passes, ipa_passes): Delete.
2533         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
2534         the RTL dumps.
2535         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
2536         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
2537         from tree.h.
2538         (ipa_passes): Remove.
2539         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
2540         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
2541         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
2542         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
2543         (dump_info_p, dump_flag): Moved to tree-dump.h.
2544
2545         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
2546         cgraph.c, opts.c.
2547         * passes.c (finish_optimization_passes): Use dump_begin
2548         and dump_end, TDI_end.
2549         (gate_rest_of_compilation): New.
2550         (pass_rest_of_compilation): Use it.
2551         (gate_postreload, pass_postreload): New.
2552         * toplev.c (general_init): Rename init_tree_optimization_passes.
2553         * toplev.h (init_tree_optimization_passes): Rename to
2554         init_optimizations_passes.
2555         * tree-dump.c (dump_flag): Make static.
2556         (dump_files): Remove RTL dumps.
2557         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
2558         pass_cleanup_cfg, pass_free_cfg_annotations,
2559         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
2560         pass_init_datastructures, pass_fixup_cfg): Make non-static.
2561         * tree-pretty-print.c: Include tree-pass.h.
2562         * cgraph.c: Include tree-dump.h.
2563
2564 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
2565
2566         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
2567         Only fall back to saying it points to readonly memory if
2568         we can't do better.
2569
2570 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
2571
2572         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
2573         * config/m32r/m32r.c (m32r_compute_frame_size,
2574         m32r_expand_prologue): Take current_function_profile into
2575         account whenever we reference
2576         current_function_uses_pic_offset_table.
2577         (m32r_finalize_pic): Remove.
2578         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
2579
2580 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
2581
2582         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
2583         instead of $<.  Don't remove ./as if it already exists.
2584
2585 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2586
2587         PR target/21723
2588         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
2589         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
2590         for complex modes when generating code for PA 1.0.
2591         (VALID_FP_MODE_P): New macro.
2592         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
2593         sets for all general and floating point modes.  Align wide floating
2594         point modes to even register boundaries to comply with architectural
2595         requirements.
2596         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
2597         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
2598         (VALID_FP_MODE_P): New macro.
2599         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
2600         sets for all general and floating point modes.  Align wide floating
2601         point modes to even register boundaries to comply with architectural
2602         requirements.
2603
2604 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2605
2606         * tree-dump.c (dump_files): Initialize dump number for .cgraph
2607         to 0.
2608
2609 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2610
2611         * tree-ssa-structalias.c: Don't include expr.h.
2612
2613 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
2614
2615         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
2616         comments.
2617
2618 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
2619
2620         Fix PR tree-optimization/22279
2621
2622         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
2623         correct operator.
2624
2625 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
2626
2627         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
2628
2629 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
2630
2631         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
2632         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
2633         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
2634         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
2635         config/stormy16/stormy16.c, config/v850/v850.c,
2636         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
2637         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
2638         Avoid "." or "\n" at end of diagnostics and capital letters at
2639         start of diagnostics.
2640         * combine.c, cse.c: Don't translate dump file output.
2641         * toplev.c (print_version): Only translate output if going to
2642         stderr.
2643
2644 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
2645
2646         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
2647         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
2648         typos.
2649
2650 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2651
2652         * pa.c (fix_range): Fix typo in comment.
2653
2654 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
2655
2656         * tree-vrp.c (extract_range_from_assert): Replace
2657         fold (build (...)) with fold_build2.
2658
2659 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2660
2661         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
2662         gcc_gfc_char_table, init_dynamic_gfc_info): New.
2663         (format_types_orig, handle_format_attribute): Add support for
2664         format "gcc_gfc".
2665
2666 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2667
2668         * varasm.c (assemble_variable): Fix format specifier thinko.
2669
2670 2005-07-03  Ira Rosen  <irar@il.ibm.com>
2671
2672         PR tree-optimization/22029 (and 22135)
2673         * tree-pretty-print.c (dump_generic_node): Check that the node is not
2674         a phi node before calling dump_vops.
2675
2676 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2677
2678         * tree-dump.h (dump_string_field): Declare.
2679         * tree-dump.c: Use it instead of dump_string.
2680         (dump_string_field): Make non-static.
2681
2682 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
2683
2684         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
2685         up the minimal CFG stuff always when optimize > 0.  Call
2686         split_all_insns_noflow in PIC case if needed.
2687
2688 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
2689             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
2690
2691         PR c++/18279
2692         * c-decl.c (c_write_global_declarations): Dump contents of
2693         external scope to.
2694         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
2695         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
2696         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
2697         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
2698         is enabled.
2699
2700 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
2701
2702         * c-common.h (GCC_DIAG_STYLE): Define.
2703         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
2704         version for format checking to 4.1.
2705         * c-format.c: Include toplev.h after c-common.h.
2706         (enum format_type): Add gcc_tdiag_format_type.
2707         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
2708         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
2709         (format_types_orig): Add gcc_tdiag.
2710         (init_dynamic_diag_info): Support gcc_tdiag formats.
2711         (handle_format_attribute): Likewise.
2712         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
2713         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
2714         version for format checking to 4.1.
2715         (warning0, warning, error, pedwarn, sorry): Use
2716         ATTRIBUTE_GCC_DIAG.
2717         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
2718         (finish_aliases_1): Do not use %qE.
2719         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
2720         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
2721         Correct format bugs.
2722         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
2723         parameter to unsigned HOST_WIDE_INT.
2724         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
2725
2726 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
2727
2728         PR middle-end/21742
2729         * expr.c (write_complex_part): Use adjust_address for MEM.
2730         (read_complex_part): Same.
2731
2732 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
2733
2734         Fix PR tree-optimization/22280
2735
2736         * tree-sra.c (generate_element_init): Remove useless loop.
2737
2738 2005-07-02  Richard Henderson  <rth@redhat.com>
2739
2740         * config/alpha/alpha.c (alpha_legitimize_address): Check for
2741         TLS_MODEL_NONE.
2742         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
2743
2744 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
2745
2746         PR middle-end/14490
2747         * fold-const.c (fold_binary): Handle the return value of
2748         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
2749         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
2750
2751 2005-07-02  Jeff Law  <law@redhat.com>
2752
2753         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
2754         a eliminate type conversion which feeds an equality comparison
2755         if the original type or either operand in the comparison is a
2756         function pointer.
2757
2758 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
2759
2760         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
2761         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
2762         texts.
2763         * config/avr/avr.c: Do not use '`' as left quote.
2764         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
2765         Remove "." from end of diagnostics.  Make diagnostics start with
2766         lowercase letter.
2767
2768 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
2769             Joseph S. Myers  <joseph@codesourcery.com>
2770
2771         * toplev.c (default_tree_printer): Handle setting location with
2772         '+' flag.
2773         * c-objc.common.c (c_tree_printer): Likewise.
2774         * c-format.c (gcc_diag_flag_specs): Add '+'.
2775         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
2776         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
2777         formats.
2778         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
2779         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
2780         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
2781         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
2782         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
2783         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
2784         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
2785         format arguments where %J is used without %D.
2786
2787 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
2788
2789         * gcc.c (LINK_SSP_SPEC): Define.
2790         (link_ssp_spec): New variable.
2791         (LINK_COMMAND_SPEC): Add %(link_ssp).
2792         (static_specs): Add link_ssp_spec.
2793         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
2794         * configure: Rebuilt.
2795         * config.in: Rebuilt.
2796
2797         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
2798         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2799         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2800         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
2801         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
2802         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
2803         -0x7008(2) instead of reading __stack_chk_guard variable.
2804         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
2805         number.
2806         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
2807         (stack_protect_set, stack_protect_test): Use *_tls* patterns
2808         if TARGET_THREAD_SSP_OFFSET is defined.
2809         (stack_tls_protect_set_si, stack_tls_protect_set_di,
2810         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
2811
2812         Revert:
2813         2005-06-27  Richard Henderson  <rth@redhat.com>
2814         * libgcc-std.ver (GCC_4.1.0): New.
2815         * libgcc.h (__stack_chk_guard): Declare.
2816         (__stack_chk_fail, __stack_chk_fail_local): Declare.
2817         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
2818         * mklibgcc.in (lib2funcs): Add them.
2819
2820 2005-07-01  Richard Henderson  <rth@redhat.com>
2821
2822         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
2823         void * before struct sigcontext *.
2824         (x86_fallback_frame_state): Likewise.
2825
2826 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
2827
2828         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
2829
2830 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
2831
2832         PR tree-opt/22269
2833         * tree-ssa-reassoc.c (should_transpose): Fix which operand
2834         we check for SSA_NAME for.
2835
2836 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
2837
2838         Fix PR tree-optimization/22071
2839
2840         * tree-ssa-structalias.c (offset_overlaps_with_access): New
2841         function.
2842         (get_constraint_for_component_ref): Use it.
2843
2844 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
2845
2846         PR other/22264
2847         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
2848         print out the last new line.
2849
2850 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
2851
2852         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
2853         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
2854         * config/cris/cris.c (cris_conditional_register_usage): Adjust
2855         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
2856         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
2857         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
2858         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
2859         (enum reg_class): New member CC0_REGS.
2860         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
2861         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
2862         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
2863         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
2864         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2865         Adjust for register now described.
2866
2867 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
2868
2869         PR target/22262
2870         * config/i386/i386.md (stack_protect_test_si,
2871         stack_protect_test_di): Add earlyclobber for scratch 3.
2872         * config/rs6000/rs6000.md (stack_protect_testsi,
2873         stack_protect_testdi): Add earlyclobber for scratch 3,
2874         remove earlyclobber from scratch 4.
2875
2876 Older entries for 2005 can be found in ChangeLog-2005.