gcc/ChangeLog

   1 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
   2
   3         * hooks.c (hook_bool_rtx_int_false): New function.
   4         * hooks.h (hook_bool_rtx_int_false): Declare.
   5         * target-def.h (TARGET_COMMUTATIVE_P): Define.
   6         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
   7         * target.h (struct gcc_target): Add commutative_p member.
   8         * targhooks.c (hook_bool_rtx_commutative_p): New function.
   9         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
  10         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
  11         (pa_commutative_p): New function.
  12         * jump.c (target.h): Include.
  13         (rtx_renumbered_equal_p): Use targetm.commutative_p.
  14         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
  15
  16 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
  17
  18         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
  19         (s390_expand_setmem): New.
  20         * config/s390/s390.c: Likewise.
  21         (print_shift_count_operand): Truncate to 12 bits instead of 6.
  22         Adapt comments.
  23         * config/s390/s390.md: ("setmem<mode>"): Accept character as
  24         general_operand.  Call new function "s390_expand_setmem".
  25         ("clrmem_long", "*clrmem_long"): Rewrite to ...
  26         ("setmem_long", "*setmem_long"): ... this.
  27
  28 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
  29
  30         * config/s390/s390.c: (optimization_options): Enable
  31         TARGET_MVCLE at -Os.
  32         * doc/invoke.texi: Document changes in default behaviour.
  33         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
  34
  35 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
  36
  37         * expr.c: (set_storage_via_setmem): Convert opchar to mode
  38         defined by back-end.
  39
  40 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
  41
  42         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
  43         all sets in the pattern.
  44         * config/rs6000/rs6000.md (stack_protect_testsi,
  45         stack_protect_testdi): Likewise.
  46
  47 2005-07-06  Jeff Law  <law@redhat.com>
  48
  49         * tree-vrp.c (simplify_using_ranges): Kill.
  50         (vrp_finalize): Remove call to simplify_using_ranges.
  51         (simplify_stmt_using_ranges): New function extracted from
  52         simplify_using_ranges.
  53         (simplify_div_or_mod_using_ranges): Likewise.
  54         (simplify_abs_using_ranges): Likewise.
  55         (simplify_cond_using_ranges): New function.
  56         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
  57         * tree-ssa-propagate.c (substitute_and_fold): Call
  58         simplify_stmt_using_ranges if we have range information.
  59
  60 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
  61
  62         * config/ia64/ia64.c (ia64_reorg): Check optimize before
  63         ia64_flag_schedule_isns2.
  64
  65         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
  66         reading/writing general registers.
  67         (ia64_function_arg): Revert 2005-06-18 change.
  68
  69 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
  70
  71         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
  72         (legitimize_tls_address): Use gcc_unreachable instead of abort.
  73
  74 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
  75
  76         * function.c (expand_function_end): Revert part of 2005-06-27
  77         patch.  Do sjlj_emit_function_exit_after after return_label.
  78
  79 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
  80
  81         * doc/install.texi (--disable-libssp): New.
  82
  83 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
  84
  85         * doc/invoke.texi: Update -fforce-mem documentation.
  86         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
  87         code for -fforce-mem.
  88         * expmed.c: (store_bit_field,store_fixed_bit_field,
  89         extract_bit_field): Ditto.
  90         * expr.c: (convert_move): Ditto.
  91         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
  92         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
  93         emit_conditional_add,expand_float,expand_fix): Ditto.
  94         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
  95         (common_handle_option): Issue warning when -fforce-mem specified.
  96
  97 2005-07-06  Paul Brook  <paul@codesourcery.com>
  98
  99         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
 100         argument is empty.
 101         * configure: Regenerate.
 102
 103 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
 104
 105         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
 106
 107 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
 108
 109         Fix PR tree-optimization/22319
 110         Fix PR tree-optimization/22140
 111         Fix PR tree-optimization/22310
 112
 113         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
 114         variable sized types.
 115         Use correct type for intermediate structure on *a = *b structure
 116         copies.
 117
 118 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
 119
 120         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
 121         Remove.
 122         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
 123         (machine_function): Move typedef to...
 124         * config/rs6000/rs6000.c (machine_function): ... here.  Add
 125         varargs_save_offset field.
 126         (rs6000_stack_t): Remove varargs_size field.
 127         (setup_incoming_varargs): Allocate varargs save area using
 128         assign_stack_local, try to make it as small as possible.
 129         Save offset from virtual_stack_vars_rtx to the save area
 130         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
 131         instead of magic 8 when fp word byte size is used.
 132         (rs6000_va_start): Use cfun->machine->varargs_save_offset
 133         instead of -RS6000_VARARGS_SIZE.
 134         (rs6000_stack_info, debug_stack_info,
 135         rs6000_initial_elimination_offset): Remove all traces of
 136         varargs_size.
 137         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
 138         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
 139         RS6000_VARARGS_AREA.
 140
 141 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
 142
 143         PR tree-optimization/21963
 144         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
 145         constant_multiple_of in the same way get_computation_cost_at does.
 146
 147 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
 148
 149         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
 150         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
 151         (gen_compare_reg): If sparc_compare_emitted is set, clear it
 152         and return its previous value.
 153         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
 154         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
 155         constants.
 156         (stack_protect_set, stack_protect_test): New expanders.
 157         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
 158         stack_protect_testdi): New insns.
 159         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
 160         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
 161
 162 2005-07-06  Jeff Law  <law@redhat.com>
 163
 164         * tree-ssa-dce.c (cfg_altered): New global.
 165         (tree_dce_init): Initialize cfg_altered.
 166         (remove_dead_stmt): If we remove an edge in the CFG, then set
 167         CFG_ALTERED.
 168         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
 169         the dominators.
 170
 171 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
 172
 173         * Makefile.in (stamp-collect-ld): Use
 174         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
 175         ./collect-ld if it already exists.
 176         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
 177         Don't remove ./nm if it already exists.
 178
 179 2005-07-05  Devang Patel  <dpatel@apple.com>
 180
 181         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
 182         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
 183         * tree-vectorizer.c (vect_loop_location): New.
 184         (vect_print_dump_info): Use vect_loop_location.
 185         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
 186         (vectorize_loops): Set vect_loop_location.
 187         * tree-vect-analyze.c (vect_analyze_offset_expr,
 188         vect_determin_vectorization_factor, vect_analyze_operations,
 189         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
 190         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
 191         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
 192         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
 193         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
 194         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
 195         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
 196         vect_analyze_loop): Adjust vect_print_dump_info API.
 197         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
 198         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
 199         vect_finish_stmt_generation, vectorizable_assignment,
 200         vectorizable_operation, vectorizable_store, vectorizable_load,
 201         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
 202         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
 203         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
 204         vect_transform_loop): Same.
 205         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
 206         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
 207         Same.
 208
 209 2005-07-05  Randolph Chung  <tausq@debian.org>
 210
 211         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
 212         * configure: Regenerate.
 213         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
 214         (pa_tls_referenced_p): Declare.
 215         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
 216         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
 217         (legitimize_tls_address): New.
 218         (hppa_legitimize_address): Handle TLS addresses.
 219         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
 220         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
 221         (emit_move_sequence): Handle TLS addresses.
 222         (pa_encode_section_info): Call default handler to handle common
 223         sections.
 224         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
 225         (CONSTANT_ADDRESS_P): Reject TLS operands.
 226         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
 227         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
 228         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
 229         (UNSPEC_TLSLE): Define new constants.
 230         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
 231         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
 232         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
 233         (tie_symbolic_operand, tle_symbolic_operand): New
 234
 235 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
 236
 237         * aclocal.m4: Update macros for autoconf 2.59 style.
 238         * configure.ac: Likewise.
 239
 240 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 241
 242         * pa.c (function_value): Handle small aggregates on 32-bit targets.
 243         (function_arg): Pass small aggregates in general registers on 32-bit
 244         targets.
 245         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
 246
 247 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
 248
 249         * Makefile.in (final.o): Fix dependencies.
 250
 251 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
 252
 253         PR c/22013
 254         PR c/22098
 255         * langhooks.h (struct lang_hooks): Add expr_to_decl.
 256         * langhooks.c (lhd_expr_to_decl): New.
 257         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
 258         New.
 259         (LANG_HOOKS_INITIALIZER): Update.
 260         * tree.c (recompute_tree_invarant_for_addr_expr): Call
 261         expr_to_decl langhook.
 262         * c-tree.h (c_expr_to_decl): Declare.
 263         * c-typeck.c (c_expr_to_decl): New.
 264         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
 265         specially.
 266         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
 267
 268 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
 269
 270         PR c/22308
 271         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
 272         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
 273
 274 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
 275
 276         * Makefile.in: Adjust dependencies.
 277         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
 278         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
 279         * alias.c (rest_of_handle_cfg, pass_cfg): New.
 280         * bb-reorder.c (duplicate_computed_gotos): Make it static.
 281         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
 282         rest_of_compilation.
 283
 284         * bb-reorder.c (gate_duplicate_computed_gotos,
 285         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
 286         rest_of_handle_reorder_blocks, pass_reorder_blocks,
 287         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
 288         pass_partition_blocks): New.
 289         * bt-load.c (gate_handle_branch_target_load_optimize,
 290         rest_of_handle_branch_target_load_optimize,
 291         pass_branch_target_load_optimize): New.
 292         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
 293         pass_jump2): New.
 294         * cfglayout.c (pass_insn_locators_initialize): New.
 295         * cfgrtl.c (pass_free_cfg): New.
 296         * combine.c (gate_handle_combine, rest_of_handle_combine,
 297         pass_combine): New.
 298         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
 299         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
 300         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
 301         * except.c (pass_set_nothrow_function_flags,
 302         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
 303         pass_rtl_eh): New.
 304         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
 305         rest_of_handle_shorten_branches, pass_shorten_branches,
 306         rest_of_clean_state, pass_clean_state): New.
 307         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
 308         rest_of_handle_remove_death_notes, pass_remove_death_notes,
 309         rest_of_handle_life, pass_life, rest_of_handle_flow2,
 310         pass_flow2): New.
 311         * function.c (pass_instantiate_virtual_regs, pass_init_function,
 312         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
 313         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
 314         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
 315         pass_gcse): New.
 316         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
 317         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
 318         pass_rtl_ifcvt, gate_handle_if_after_combine,
 319         rest_of_handle_if_after_combine, pass_if_after_combine,
 320         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
 321         pass_if_after_reload): New.
 322         * integrate.c (pass_initial_value_sets): New.
 323         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
 324         pass_purge_lineno_notes): New.
 325         * mode-switching.c (rest_of_handle_mode_switching,
 326         pass_mode_switching): New.
 327         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
 328         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
 329         pass_loop2): New.
 330         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
 331         pass_loop_optimize): New.
 332         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
 333         pass_sms): New.
 334         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
 335         pass_gcse2): New.
 336         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
 337         pass_postreload_cse): New.
 338         * profile.c (gate_handle_profiling, pass_profiling,
 339         rest_of_handle_branch_prob, pass_branch_prob): New.
 340         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
 341         pass_split_before_regstack, gate_handle_split_before_regstack,
 342         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
 343         rest_of_handle_split_all_insns, pass_split_all_insns): New.
 344         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
 345         pass_stack_regs): New.
 346         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
 347         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
 348         pass_stack_adjustments): New.
 349         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
 350         pass_regrename): New.
 351         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
 352         pass_delay_slots, gate_handle_machine_reorg,
 353         rest_of_handle_machine_reorg, pass_machine_reorg): New.
 354         * rtl.h (extern void purge_line_number_notes): New.
 355         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
 356         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
 357         pass_sched2): New.
 358         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
 359         pass_tracer): New.
 360         * value-prof.c (gate_handle_value_profile_transformations,
 361         rest_of_handle_value_profile_transformations,
 362         pass_value_profile_transformations): New.
 363         * var-tracking.c (gate_handle_var_tracking,
 364         pass_variable_tracking): New.
 365         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
 366
 367         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
 368         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
 369         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
 370         rest_of_handle_old_regalloc, rest_of_handle_regrename,
 371         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
 372         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
 373         rest_of_handle_gcse2, rest_of_handle_regmove,
 374         rest_of_handle_tracer, rest_of_handle_if_conversion,
 375         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
 376         rest_of_handle_web, rest_of_handle_branch_prob,
 377         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
 378         rest_of_handle_jump_bypass, rest_of_handle_combine,
 379         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
 380         rest_of_handle_gcse, rest_of_handle_loop_optimize,
 381         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
 382         rest_of_handle_mode_switching, rest_of_handle_jump,
 383         rest_of_handle_eh, rest_of_handle_stack_adjustments,
 384         rest_of_handle_flow2, rest_of_handle_jump2,
 385         rest_of_handle_peephole2, rest_of_handle_postreload,
 386         rest_of_handle_shorten_branches, rest_of_clean_state,
 387         rest_of_compilation): Remove.
 388
 389         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
 390         * passes.c (dump_flags, in_gimple_form, all_passes,
 391         all_ipa_passes, all_lowering_passes, register_one_dump_file,
 392         register_dump_files, next_pass_1, last_verified, execute_todo,
 393         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
 394         from tree-optimize.c.
 395         (init_optimization_passes): Moved from tree-optimize.c,
 396         adding the RTL optimizations.
 397         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
 398         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
 399         all_ipa_passes, all_lowering_passes, register_one_dump_file,
 400         register_dump_files, next_pass_1, last_verified, execute_todo,
 401         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
 402         init_tree_optimization_passes, ipa_passes): Delete.
 403         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
 404         the RTL dumps.
 405         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
 406         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
 407         from tree.h.
 408         (ipa_passes): Remove.
 409         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
 410         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
 411         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
 412         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
 413         (dump_info_p, dump_flag): Moved to tree-dump.h.
 414
 415         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
 416         cgraph.c, opts.c.
 417         * passes.c (finish_optimization_passes): Use dump_begin
 418         and dump_end, TDI_end.
 419         (gate_rest_of_compilation): New.
 420         (pass_rest_of_compilation): Use it.
 421         (gate_postreload, pass_postreload): New.
 422         * toplev.c (general_init): Rename init_tree_optimization_passes.
 423         * toplev.h (init_tree_optimization_passes): Rename to
 424         init_optimizations_passes.
 425         * tree-dump.c (dump_flag): Make static.
 426         (dump_files): Remove RTL dumps.
 427         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
 428         pass_cleanup_cfg, pass_free_cfg_annotations,
 429         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
 430         pass_init_datastructures, pass_fixup_cfg): Make non-static.
 431         * tree-pretty-print.c: Include tree-pass.h.
 432         * cgraph.c: Include tree-dump.h.
 433
 434 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
 435
 436         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
 437         Only fall back to saying it points to readonly memory if
 438         we can't do better.
 439
 440 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
 441
 442         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
 443         * config/m32r/m32r.c (m32r_compute_frame_size,
 444         m32r_expand_prologue): Take current_function_profile into
 445         account whenever we reference
 446         current_function_uses_pic_offset_table.
 447         (m32r_finalize_pic): Remove.
 448         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
 449
 450 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
 451
 452         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
 453         instead of $<.  Don't remove ./as if it already exists.
 454
 455 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 456
 457         PR target/21723
 458         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
 459         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
 460         for complex modes when generating code for PA 1.0.
 461         (VALID_FP_MODE_P): New macro.
 462         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
 463         sets for all general and floating point modes.  Align wide floating
 464         point modes to even register boundaries to comply with architectural
 465         requirements.
 466         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
 467         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
 468         (VALID_FP_MODE_P): New macro.
 469         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
 470         sets for all general and floating point modes.  Align wide floating
 471         point modes to even register boundaries to comply with architectural
 472         requirements.
 473
 474 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
 475
 476         * tree-dump.c (dump_files): Initialize dump number for .cgraph
 477         to 0.
 478
 479 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
 480
 481         * tree-ssa-structalias.c: Don't include expr.h.
 482
 483 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
 484
 485         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
 486         comments.
 487
 488 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
 489
 490         Fix PR tree-optimization/22279
 491
 492         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
 493         correct operator.
 494
 495 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
 496
 497         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
 498
 499 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
 500
 501         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
 502         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
 503         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
 504         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
 505         config/stormy16/stormy16.c, config/v850/v850.c,
 506         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
 507         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
 508         Avoid "." or "\n" at end of diagnostics and capital letters at
 509         start of diagnostics.
 510         * combine.c, cse.c: Don't translate dump file output.
 511         * toplev.c (print_version): Only translate output if going to
 512         stderr.
 513
 514 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
 515
 516         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
 517         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
 518         typos.
 519
 520 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 521
 522         * pa.c (fix_range): Fix typo in comment.
 523
 524 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
 525
 526         * tree-vrp.c (extract_range_from_assert): Replace
 527         fold (build (...)) with fold_build2.
 528
 529 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
 530
 531         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
 532         gcc_gfc_char_table, init_dynamic_gfc_info): New.
 533         (format_types_orig, handle_format_attribute): Add support for
 534         format "gcc_gfc".
 535
 536 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 537
 538         * varasm.c (assemble_variable): Fix format specifier thinko.
 539
 540 2005-07-03  Ira Rosen  <irar@il.ibm.com>
 541
 542         PR tree-optimization/22029 (and 22135)
 543         * tree-pretty-print.c (dump_generic_node): Check that the node is not
 544         a phi node before calling dump_vops.
 545
 546 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 547
 548         * tree-dump.h (dump_string_field): Declare.
 549         * tree-dump.c: Use it instead of dump_string.
 550         (dump_string_field): Make non-static.
 551
 552 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
 553
 554         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
 555         up the minimal CFG stuff always when optimize > 0.  Call
 556         split_all_insns_noflow in PIC case if needed.
 557
 558 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 559             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
 560
 561         PR c++/18279
 562         * c-decl.c (c_write_global_declarations): Dump contents of
 563         external scope to.
 564         * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
 565         <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
 566         <GOTO_EXPR>, <SWITCH_EXPR>: Add.
 567         (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
 568         is enabled.
 569
 570 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
 571
 572         * c-common.h (GCC_DIAG_STYLE): Define.
 573         * c-tree.h (GCC_DIAG_STYLE): Do not define.  Change minimum GCC
 574         version for format checking to 4.1.
 575         * c-format.c: Include toplev.h after c-common.h.
 576         (enum format_type): Add gcc_tdiag_format_type.
 577         (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
 578         gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
 579         (format_types_orig): Add gcc_tdiag.
 580         (init_dynamic_diag_info): Support gcc_tdiag formats.
 581         (handle_format_attribute): Likewise.
 582         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
 583         (GCC_DIAG_STYLE): Default to __gcc_tdiag__.  Change minimum GCC
 584         version for format checking to 4.1.
 585         (warning0, warning, error, pedwarn, sorry): Use
 586         ATTRIBUTE_GCC_DIAG.
 587         * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
 588         (finish_aliases_1): Do not use %qE.
 589         * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
 590         config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
 591         Correct format bugs.
 592         * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
 593         parameter to unsigned HOST_WIDE_INT.
 594         * config/v850/v850.c (v850_output_aligned_bss): Likewise.
 595
 596 2005-07-02  David Edelsohn  <edelsohn@gnu.org>
 597
 598         PR middle-end/21742
 599         * expr.c (write_complex_part): Use adjust_address for MEM.
 600         (read_complex_part): Same.
 601
 602 2005-07-02  Daniel Berlin  <dberlin@dberlin.org>
 603
 604         Fix PR tree-optimization/22280
 605
 606         * tree-sra.c (generate_element_init): Remove useless loop.
 607
 608 2005-07-02  Richard Henderson  <rth@redhat.com>
 609
 610         * config/alpha/alpha.c (alpha_legitimize_address): Check for
 611         TLS_MODEL_NONE.
 612         (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
 613
 614 2005-07-02  Andrew Pinski  <pinskia@physics.uc.edu>
 615
 616         PR middle-end/14490
 617         * fold-const.c (fold_binary): Handle the return value of
 618         fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
 619         Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
 620
 621 2005-07-02  Jeff Law  <law@redhat.com>
 622
 623         * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
 624         a eliminate type conversion which feeds an equality comparison
 625         if the original type or either operand in the comparison is a
 626         function pointer.
 627
 628 2005-07-02  Joseph S. Myers  <joseph@codesourcery.com>
 629
 630         * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
 631         config/rs6000/rs6000.opt, params.def: Remove "." from end of help
 632         texts.
 633         * config/avr/avr.c: Do not use '`' as left quote.
 634         * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
 635         Remove "." from end of diagnostics.  Make diagnostics start with
 636         lowercase letter.
 637
 638 2005-07-02  Zack Weinberg  <zack@codesourcery.com>
 639             Joseph S. Myers  <joseph@codesourcery.com>
 640
 641         * toplev.c (default_tree_printer): Handle setting location with
 642         '+' flag.
 643         * c-objc.common.c (c_tree_printer): Likewise.
 644         * c-format.c (gcc_diag_flag_specs): Add '+'.
 645         (gcc_cdiag_char_table): Allow '+' flag for tree formats.
 646         (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
 647         formats.
 648         * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
 649         config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
 650         config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
 651         config/v850/v850.c, function.c, stor-layout.c, toplev.c,
 652         tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
 653         instead of %J or %H.  Use 'q' flag for quoting.  Avoid '.' at end
 654         of diagnostics.  Use %q+D not %s for a decl.  Do not pass excess
 655         format arguments where %J is used without %D.
 656
 657 2005-07-02  Jakub Jelinek  <jakub@redhat.com>
 658
 659         * gcc.c (LINK_SSP_SPEC): Define.
 660         (link_ssp_spec): New variable.
 661         (LINK_COMMAND_SPEC): Add %(link_ssp).
 662         (static_specs): Add link_ssp_spec.
 663         * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
 664         * configure: Rebuilt.
 665         * config.in: Rebuilt.
 666
 667         * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
 668         * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
 669         * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
 670         * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
 671         * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
 672         If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
 673         -0x7008(2) instead of reading __stack_chk_guard variable.
 674         * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
 675         number.
 676         (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
 677         (stack_protect_set, stack_protect_test): Use *_tls* patterns
 678         if TARGET_THREAD_SSP_OFFSET is defined.
 679         (stack_tls_protect_set_si, stack_tls_protect_set_di,
 680         stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
 681
 682         Revert:
 683         2005-06-27  Richard Henderson  <rth@redhat.com>
 684         * libgcc-std.ver (GCC_4.1.0): New.
 685         * libgcc.h (__stack_chk_guard): Declare.
 686         (__stack_chk_fail, __stack_chk_fail_local): Declare.
 687         * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
 688         * mklibgcc.in (lib2funcs): Add them.
 689
 690 2005-07-01  Richard Henderson  <rth@redhat.com>
 691
 692         * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
 693         void * before struct sigcontext *.
 694         (x86_fallback_frame_state): Likewise.
 695
 696 2005-07-01  James E. Wilson  <wilson@specifixinc.com>
 697
 698         * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
 699
 700 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
 701
 702         PR tree-opt/22269
 703         * tree-ssa-reassoc.c (should_transpose): Fix which operand
 704         we check for SSA_NAME for.
 705
 706 2005-07-01  Daniel Berlin  <dberlin@dberlin.org>
 707
 708         Fix PR tree-optimization/22071
 709
 710         * tree-ssa-structalias.c (offset_overlaps_with_access): New
 711         function.
 712         (get_constraint_for_component_ref): Use it.
 713
 714 2005-07-01  Andrew Pinski  <pinskia@physics.uc.edu>
 715
 716         PR other/22264
 717         * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
 718         print out the last new line.
 719
 720 2005-07-01  Hans-Peter Nilsson  <hp@axis.se>
 721
 722         * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
 723         Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
 724         * config/cris/cris.c (cris_conditional_register_usage): Adjust
 725         reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
 726         (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
 727         (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
 728         * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
 729         (enum reg_class): New member CC0_REGS.
 730         (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
 731         (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
 732         (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
 733         (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
 734         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
 735         Adjust for register now described.
 736
 737 2005-07-01  Jakub Jelinek  <jakub@redhat.com>
 738
 739         PR target/22262
 740         * config/i386/i386.md (stack_protect_test_si,
 741         stack_protect_test_di): Add earlyclobber for scratch 3.
 742         * config/rs6000/rs6000.md (stack_protect_testsi,
 743         stack_protect_testdi): Add earlyclobber for scratch 3,
 744         remove earlyclobber from scratch 4.
 745
 746 Older entries for 2005 can be found in ChangeLog-2005.