gcc/ChangeLog

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