h8300.h (FUNCTION_VALUE_REGNO_P, [...]): Remove macros.

* config/h8300/h8300.h (FUNCTION_VALUE_REGNO_P, FUNCTION_VALUE,
LIBCALL_VALUE): Remove macros.
* config/h8300/h8300.c (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
TARGET_FUNCTION_VALUE_REGNO_P): Define.
(h8300_function_value, h8300_libcall_value,
h8300_function_value_regno_p): New functions.

From-SVN: r171625

h8300.h (ASM_OUTPUT_BSS): Remove macro.

* config/h8300/h8300.h (ASM_OUTPUT_BSS): Remove macro.

From-SVN: r171624

re PR go/48312 (http, rpc, websocket tests hang on Solaris 2/x86)

PR go/48312
Fix fd_select.go for changes in FD handling.

We have to wake up the goroutine waiting in select each time
we change the set of descriptors we are waiting for, unlike
epoll.

From-SVN: r171623

tree-ssa-threadupdate.c (redirect_edges): Call create_edge_and_update_destination_phis as needed.

* tree-ssa-threadupdate.c (redirect_edges): Call
create_edge_and_update_destination_phis as needed.
(create_edge_and_update_destination_phis): Accept new BB argument.
All callers updated.
(thread_block): Do not update the profile when threading around
intermediate blocks.
(thread_single_edge): Likewise.
(determine_bb_domination_status): If BB is not a successor of the
loop header, return NONDOMINATING.
(register_jump_thread): Note when we register a jump thread around
an intermediate block.
* tree-ssa-threadedge.c (thread_around_empty_block): New function.
(thread_across_edge): Use it.

* gcc.dg/tree-ssa/ssa-dom-thread-3.c: New test.

From-SVN: r171622

Rename net/fd_rtems.go to net/fd_select.go.

From-SVN: r171621

stack-usage-1.c (SIZE): Provide proper values for __PPC64__ and __PPC__ && __ALTIVEC__.

* gcc.dg/stack-usage-1.c (SIZE): Provide proper values for __PPC64__
and __PPC__ && __ALTIVEC__.

From-SVN: r171620

Fix useless assertion in ^ code.

From-SVN: r171619

re PR testsuite/48238 (FAIL: gcc.dg/debug/dwarf2/pr47939-0.c scan-assembler on *-apple-darwin*)

2011-03-26  Dominique d'Humieres  <dominiq@lps.ens.fr>

PR testsuite/48238
* gcc.dg/debug/dwarf2/pr47939-1.c: Generalize scan-assembler regex.
* gcc.dg/debug/dwarf2/pr47939-2.c: Likewise.
* gcc.dg/debug/dwarf2/pr47939-3.c: Likewise.
* gcc.dg/debug/dwarf2/pr47939-4.c: Likewise.

From-SVN: r171615

Core 1232

Core 1232
* call.c (build_array_conv): New.
(implicit_conversion): Use it.

From-SVN: r171614

call.c (reference_binding): Allow direct binding to an array rvalue.

* call.c (reference_binding): Allow direct binding to an array
rvalue.

From-SVN: r171613

Core 898

Core 898
* parser.c (cp_parser_compound_statement): Add function_body parm.
Complain about non-body compound-stmt in constexpr fn.
(cp_parser_primary_expression, cp_parser_statement): Adjust.
(cp_parser_implicitly_scoped_statement): Adjust.
(cp_parser_function_body, cp_parser_try_block): Adjust.
(cp_parser_handler, cp_parser_objc_synchronized_statement): Adjust.
(cp_parser_objc_try_catch_finally_statement): Adjust.

From-SVN: r171612

Core 898

Core 898
* semantics.c (constexpr_fn_retval): New.  Allow using-declaration
and using-definition.
(register_constexpr_fundef): Call it.

From-SVN: r171611

except.c (build_noexcept_spec): Call cxx_constant_value after converting to bool.

* except.c (build_noexcept_spec): Call cxx_constant_value after
converting to bool.

From-SVN: r171609

ia64.c (ia64_promote_function_mode): Fix promotion when for_return is 2.

2011-03-28  Tristan Gingold  <gingold@adacore.com>

* config/ia64/ia64.c (ia64_promote_function_mode): Fix promotion
when for_return is 2.

From-SVN: r171608

var-tracking.c (canonicalize_values_mark): Delete unused lhs assignment.

* var-tracking.c (canonicalize_values_mark): Delete unused
lhs assignment.
(canonicalize_values_star, set_variable_part): Likewise.
(clobber_variable_part, delete_variable_part): Likewise.

From-SVN: r171606

* gcse.c (free_gcse_mem): Free reg_set_bitmap.

From-SVN: r171605

Add -fno-pic to gcc.target/i386/pr47502-2.c.

2011-03-28  H.J. Lu  <hongjiu.lu@intel.com>

PR testsuite/48276
* gcc.target/i386/pr47502-2.c: Add -fno-pic.

From-SVN: r171604

configure.ac (i[[3456789]]86-*-msdosdjgpp*): Don't disable libffi on host.

* configure.ac (i[[3456789]]86-*-msdosdjgpp*): Don't disable
libffi on host.
(x86_64-*-mingw*, i[[3456789]]86-*-mingw32*): Don't disable newlib
on host.
(c54x*-*-* | tic54x-*-*): Don't disable newlib on host.
* configure: Regenerate.

From-SVN: r171603

tree-inline.c (expand_call_inline): Do not check that destination node is analyzed.

2011-03-28  Martin Jambor  <mjambor@suse.cz>

* tree-inline.c (expand_call_inline): Do not check that destination
node is analyzed.
(optimize_inline_calls): Assert that destination node is analyzed.
* cgraph.c (cgraph_add_new_function): Call cgraph_analyze_function, do
not call tree_lowering_passes.
* cgraph.h (cgraph_analyze_function): Declare.
* cgraphunit.c (cgraph_analyze_function): Make public.

From-SVN: r171602

sparc-opts.h: New.

* config/sparc/sparc-opts.h: New.
* config/sparc/sparc.c (sparc_handle_option, sparc_select,
sparc_cpu, fpu_option_set, TARGET_HANDLE_OPTION): Remove.
(sparc_option_override): Store processor_type enumeration rather
than string in cpu_default.  Remove name and enumeration from
cpu_table.  Directly default -mcpu then default -mtune from -mcpu
without using sparc_select.  Use target_flags_explicit instead of
fpu_option_set.
* config/sparc/sparc.h (enum processor_type): Move to
sparc-opts.h.
(sparc_cpu, struct sparc_cpu_select, sparc_select): Remove.
* config/sparc/sparc.opt (config/sparc/sparc-opts.h): New
HeaderInclude entry.
(mcpu=, mtune=): Use Var and Enum.
(sparc_processor_type): New Enum and EnumValue entries.

From-SVN: r171601

configure.ac: Add support for *-*-dragonfly*

* configure.ac: Add support for *-*-dragonfly*
* configure: Regenerate.

From-SVN: r171600

Makefile.in (SO_LIB): Handle multilib build for native windows targets.

2011-03-28  Kai Tietz  <ktietz@redhat.com>

        * gcc-interface/Makefile.in (SO_LIB): Handle multilib build for native
        windows targets.
        (EH_MECHANISM): Make sure we use gcc's exception mechanism for all
        native windows target.
        * system-mingw.ads (System): Change ZCX_By_Default default to
        True.

From-SVN: r171599

re PR testsuite/48245 (FAIL: gcc.dg/lto/pr46940 c_lto_pr46940_0.o assemble on *-apple-darwin*)

PR target/48245
* config/darwin.h (LINK_COMMAND_SPEC_A): Use LINK_PLUGIN_SPEC.

Co-Authored-By: Iain Sandoe <iains@gcc.gnu.org>
From-SVN: r171598

raise-gcc.c (PERSONALITY_FUNCTION): Add prototype to prevent warning.

2011-03-28  Kai Tietz  <ktietz@redhat.com>

* raise-gcc.c (PERSONALITY_FUNCTION): Add prototype to
prevent warning.

From-SVN: r171594

re PR ada/44431 ([boot with C++] Conflicting exit declaration in ada/b_gnatb.c)

2011-03-28  Tristan Gingold  <gingold@adacore.com>

PR ada/44431
* gcc-interface/Make-lang.in (ada/b_gnat1.adb):  Replaces
ada/b_gnat1.c. Use ada output of gnatbind.
(ada/b_gnatb.adb): Ditto.
(ada/b_gnat1.o, ada/b_gnatb.o): New rules.
(ada.mostlyclean, ada.stage1)
(ada.stage2, ada.stage3, ada.stage4, ada.stageprofile)
(ada.stagefeedback): Adjust.

* gcc-interface/Makefile.in (b_gnatl.adb): Replaces b_gnatl.c
Use ada output of gnatbind.
(b_gnatm.adb): Ditto.
(b_gnatl.o, b_gnatm.o): New rules.

From-SVN: r171593

tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.

* tree-vectorizer.h (vect_create_data_ref_ptr): Adjust prototype.
* tree-vect-data-refs.c (vect_create_data_ref_ptr): Add GSI parameter.
Insert new statements at it in lieu of STMT.
(vect_setup_realignment): Adjust call to vect_create_data_ref_ptr.
* tree-vect-stmts.c (vectorizable_store): Likewise.
(vectorizable_load): Likewise.

From-SVN: r171592

alpha.md (addtf3): Change mode of operands to TFmode.

* config/alpha/alpha.md (addtf3): Change mode of operands to TFmode.
(divtf3): Ditto.
(multf3): Ditto.
(subtf3): Ditto.

From-SVN: r171591

Don't assert unaligned 256bit load/store.

2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/sse.md (*avx_mov<mode>_internal): Don't assert
unaligned 256bit load/store.
(*avx_movu<ssemodesuffix><avxmodesuffix>): Likewise.
(*avx_movdqu<avxmodesuffix>): Likewise.

From-SVN: r171590

re PR bootstrap/48307 (Bootstrap failure)

2011-03-27  Vladimir Makarov  <vmakarov@redhat.com>

PR bootstrap/48307
Revert the previous patch.

From-SVN: r171589

Daily bump.

From-SVN: r171588

[multiple changes]

2011-03-27  Vladimir Makarov  <vmakarov@redhat.com>

* regmove.c (regmove_optimize): Move ira_set_pseudo_classes call
after regstat_init_n_sets_and_refs.

* ira.c: Add more comments at the top.
(setup_stack_reg_pressure_class, setup_pressure_classes):
Add comments how we compute the register pressure classes.
(setup_allocno_and_important_classes): Add more comments.
(setup_class_translate_array, reorder_important_classes)
(setup_reg_class_relations): Add comments.

* ira-emit.c: Add 2011 to the Copyright line.  Add comments at the
start of the file.

* ira-color.c: Add 2011 to the Copyright line.
(assign_hard_reg):  Add more comments.
(improve_allocation): Ditto.

* ira-costs.c: Add 2011 to the Copyright line.
(setup_cost_classes, setup_regno_cost_classes_by_aclass): Add more
comments.
(setup_regno_cost_classes_by_mode): Ditto.

Initial patches from ira-improv branch:

2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>

* ira-build.c: (ira_create_object): Remove initialization of
OBJECT_PROFITABLE_HARD_REGS.  Initialize OBJECT_ADD_DATA.
(ira_create_allocno): Remove initialization of
ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_CHILD_RENAMED_P,
ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO,
ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO.
Initialize ALLOCNO_ADD_DATA.
(copy_info_to_removed_store_destinations): Use ALLOCNO_EMIT_DATA
and allocno_emit_reg instead of ALLOCNO_MEM_OPTIMIZED_DEST_P and
ALLOCNO_REG.
(ira_flattening): Ditto.  Use ALLOCNO_EMIT_DATA instead of
ALLOCNO_MEM_OPTIMIZED_DEST and ALLOCNO_SOMEWHERE_RENAMED_P.

* ira.c (ira_reallocate): Remove.
(setup_pressure_classes): Call
ira_init_register_move_cost_if_necessary.  Use
ira_register_move_cost instead of ira_get_register_move_cost.
(setup_allocno_assignment_flags): Use ALLOCNO_EMIT_DATA.
(ira): Call ira_initiate_emit_data and ira_finish_emit_data.

* ira-color.c: Use ALLOCNO_COLOR_DATA instead of
ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P, ALLOCNO_COLORABLE_P,
ALLOCNO_AVAILABLE_REGS_NUM, ALLOCNO_NEXT_BUCKET_ALLOCNO,
ALLOCNO_PREV_BUCKET_ALLOCNO. ALLOCNO_TEMP. Use OBJECT_COLOR_DATA
instead of OBJECT_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE,
OBJECT_HARD_REGS_SUBNODES_START, OBJECT_HARD_REGS_SUBNODES_NUM.
Fix formatting.
(object_hard_regs_t, object_hard_regs_node_t): Move from
ira-int.h.
(struct object_hard_regs, struct object_hard_regs_node): Ditto.
(struct allocno_color_data): New.
(allocno_color_data_t): New typedef.
(allocno_color_data): New definition.
(ALLOCNO_COLOR_DATA): New macro.
(struct object_color_data): New.
(object_color_data_t): New typedef.
(object_color_data): New definition.
(OBJECT_COLOR_DATA): New macro.
(update_copy_costs, calculate_allocno_spill_cost): Call
ira_init_register_move_cost_if_necessary.  Use
ira_register_move_cost instead of ira_get_register_move_cost.
(move_spill_restore, update_curr_costs): Ditto.
(allocno_spill_priority): Make it inline.
(color_pass): Allocate and free allocno_color_dat and
object_color_data.
(struct coalesce_data, coalesce_data_t): New.
(allocno_coalesce_data): New definition.
(ALLOCNO_COALESCE_DATA): New macro.
(merge_allocnos, coalesced_allocno_conflict_p): Use
ALLOCNO_COALESCED_DATA instead of ALLOCNO_FIRST_COALESCED_ALLOCNO,
ALLOCNO_NEXT_COALESCED_ALLOCNO, ALLOCNO_TEMP.
(coalesce_allocnos): Ditto.
(setup_coalesced_allocno_costs_and_nums): Ditto.
(collect_spilled_coalesced_allocnos): Ditto.
(slot_coalesced_allocno_live_ranges_intersect_p): Ditto.
(setup_slot_coalesced_allocno_live_ranges): Ditto.
(coalesce_spill_slots): Ditto.
(ira_sort_regnos_for_alter_reg): Ditto.  Allocate, initialize and
free allocno_coalesce_data.

* ira-conflicts.c: Fix formatting.
(process_regs_for_copy): Call
ira_init_register_move_cost_if_necessary.  Use
ira_register_move_cost instead of ira_get_register_move_cost.
(build_object_conflicts): Optimize.

* ira-costs.c (record_reg_classes): Optimize.  Call
ira_init_register_move_cost_if_necessary.  Use
ira_register_move_cost, ira_may_move_in_cost, and
ira_may_move_out_cost instead of ira_get_register_move_cost and
ira_get_may_move_cost.
(record_address_regs): Ditto.
(scan_one_insn): Optimize.
(find_costs_and_classes): Optimize.
(process_bb_node_for_hard_reg_moves): Call
ira_init_register_move_cost_if_necessary.  Use
ira_register_move_cost instead of ira_get_register_move_cost.

* ira-emit.c: Use allocno_emit_reg, ALLOCNO_EMIT_DATA instead of
ALLOCNO_REG, ALLOCNO_CHILD_RENAMED_P, ALLOCNO_MEM_OPTIMIZED_DEST,
ALLOCNO_MEM_OPTIMIZED_DEST_P, and ALLOCNO_SOMEWHERE_RENAMED_P.
(ira_allocno_emit_data, void_p, new_allocno_emit_data_vec): New
definitions.
(ira_initiate_emit_data, ira_finish_emit_data)
(create_new_allocno): New functions.
(modify_move_list): Call create_new_alloc instead of
ira_create_allocno.
(emit_move_list): Call ira_init_register_move_cost_if_necessary.
Use ira_register_move_cost instead of ira_get_register_move_cost.

* ira-int.h: Fix some comments.
(object_hard_regs_t, object_hard_regs_node_t): Move
to ira-color.c.
(struct object_hard_regs, struct object_hard_regs_node):
Ditto.
(struct ira_object): Remove profitable_hard_regs, hard_regs_node,
hard_regs_subnodes_start, hard_regs_subnodes_num.  Add new member
add_data.
(struct ira_allocno): Make mode and aclass a bitfield.  Move other
bitfield after mode.  Make hard_regno a short int.  Make
hard_regno short.  Remove first_coalesced_allocno and
next_coalesced_allocno.  Move mem_optimized_dest_p,
somewhere_renamed_p, child_renamed_p, reg, and mem_optimized_dest
into struct ira_emit_data.  Remove in_graph_p, may_be_spilled_p,
available_regs_num, next_bucket_allocno, prev_bucket_allocno,
temp, colorable_p.  Add new member add_data.
(ALLOCNO_IN_GRAPH_P, ALLOCNO_MAY_BE_SPILLED_P): Remove.
(ALLOCNO_COLORABLE_P, ALLOCNO_AVAILABLE_REGS_NUM): Remove.
(ALLOCNO_NEXT_BUCKET_ALLOCNO, ALLOCNO_PREV_BUCKET_ALLOCNO): Remove.
(ALLOCNO_TEMP, ALLOCNO_FIRST_COALESCED_ALLOCNO): Remove.
(ALLOCNO_NEXT_COALESCED_ALLOCNO): Remove.
(ALLOCNO_ADD_DATA): New macro.
(ira_emit_data_t): New typedef.
(struct ira_emit_data): New.  Move mem_optimized_dest_p,
somewhere_renamed_p, child_renamed_p, reg, mem_optimized_dest
from struct ira_allocno.
(ALLOCNO_EMIT_DATA): New macro.
(ira_allocno_emit_data, allocno_emit_reg): New.
(ALLOCNO_PROFITABLE_HARD_REGS, OBJECT_HARD_REGS_NODE): Remove.
(OBJECT_HARD_REGS_SUBNODES_STAR, OBJECT_HARD_REGS_SUBNODES_NUM):
Remove.
(OBJECT_ADD_DATA): New macro.
(ira_reallocate): Remove.
(ira_initiate_emit_data, ira_finish_emit_data): New.
(ira_get_register_move_cost, ira_get_may_move_cost): Remove.
(ira_init_register_move_cost_if_necessary): New.
(ira_object_conflict_iter_next): Merge into
ira_object_conflict_iter_cond.
(FOR_EACH_OBJECT_CONFLICT): Don't use
ira_object_conflict_iter_next.

* ira-live.c: (process_single_reg_class_operands): Call
ira_init_register_move_cost_if_necessary.  Use
ira_register_move_cost instead of ira_get_register_move_cost.

2010-08-13  Vladimir Makarov  <vmakarov@redhat.com>

* ira-int.h (struct target_ira_int): Remove x_cost_classes.

* ira-costs.c: Fix formatting.
(cost_classes, cost_classes_num): Remove.
(struct cost_classes, cost_classes_t, const_cost_classes_t): New.
(regno_cost_classes, cost_classes_hash, cost_classes_eq): New.
(cost_classes_del, cost_classes_htab): New.
(cost_classes_aclass_cache, cost_classes_mode_cache): New.
(initiate_regno_cost_classes, setup_cost_classes): New.
(setup_regno_cost_classes_by_aclass): New.
(setup_regno_cost_classes_by_mode, finish_regno_cost_classes):
New.
(record_reg_classes): Use regno_cost_classes instead of
cost_classes.  Move checking opposite operand up.
(record_address_regs): Use regno_cost_classes
instead of cost_classes.
(scan_one_insn): Ditto.  Use always general register.
(print_allocno_costs): Use regno_cost_classes instead of
cost_classes.
(print_pseudo_costs): Ditto.  Use Reg_N_REFS.
(find_costs_and_classes): Set up cost classes for each registers.
Use also their mode for this.  Use regno_cost_classes instead of
cost_classes.
(setup_allocno_class_and_costs): Use regno_cost_classes instead of
cost_classes.
(free_ira_costs, ira_init_costs): Don't use cost_classes.
(ira_costs, ira_set_pseudo_classes): Call
initiate_regno_cost_classes and finish_regno_cost_classes.

2010-10-04  Vladimir Makarov  <vmakarov@redhat.com>

* target-def.h (TARGET_IRA_COVER_CLASSES): Remove.

* target.def (ira_cover_classes): Remove.

* doc/tm.texi: Remove TARGET_IRA_COVER_CLASSES and
IRA_COVER_CLASSES.

* doc/tm.texi.in: Ditto.

* ira-conflicts.c: Remove mentioning cover classes from the file.
Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix
formatting.

* targhooks.c (default_ira_cover_classes): Remove.

* targhooks.h (default_ira_cover_classes): Ditto.

* haifa-sched.c: Remove mentioning cover classes from the file.
Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
ira_pressure_classes and ira_pressure_classes_num instead of
ira_reg_class_cover_size and ira_reg_class_cover.  Use
sched_regno_pressure_class instead of sched_regno_cover_class.
(mark_regno_birth_or_death, setup_insn_reg_pressure_info): Use
ira_reg_class_max_nregs instead of ira_reg_class_nregs.

* ira-int.h: Add 2010 to Copyright.  Remove mentioning cover
classes from the file.
(object_hard_regs_t, object_hard_regs_node_t): New typedefs.
(struct object_hard_regs, struct object_hard_regs_node): New.
(struct ira_object): New members profitable_hard_regs,
hard_regs_node, hard_regs_subnodes_start, hard_regs_subnodes_num.
(struct ira_allocno): Rename cover_class to aclass.  Rename
cover_class_cost and updated_cover_class_cost to class_cost and
updated_class_cost.  Remove splay_removed_p and
left_conflict_size.  Add new members colorable_p.
(ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICTS_SIZE): Remove.
(ALLOCNO_COLORABLE_P): New macro.
(ALLOCNO_COVER_CLASS): Rename to ALLOCNO_CLASS.
(ALLOCNO_COVER_CLASS_COST, ALLOCNO_UPDATED_COVER_CLASS_COST):
Rename to ALLOCNO_CLASS_COST and ALLOCNO_UPDATED__CLASS_COST.
(OBJECT_...): Rename parameter C to O.
(OBJECT_PROFITABLE_HARD_REGS): New macro.
(OBJECT_HARD_REGS_NODE, OBJECT_HARD_REGS_SUBNODES_START)
(OBJECT_HARD_REGS_SUBNODES_NUM): New macros.
(struct target_ira_int): New members x_ira_max_memory_move_cost,
x_ira_max_register_move_cost, x_ira_max_may_move_in_cost,
x_ira_max_may_move_out_cost, x_ira_reg_allocno_class_p,
x_ira_reg_pressure_class_p, x_ira_important_class_nums,
x_ira_reg_class_superunion.  Rename x_prohibited_class_mode_reg to
x_ira_prohibited_class_mode_reg.  Rename x_ira_reg_class_union to
x_ira_reg_class_subunion.
(ira_max_memory_move_cost, ira_max_register_move_cost)
(ira_max_may_move_in_cost, ira_max_may_move_out_cost)
(ira_reg_allocno_class_p, ira_reg_pressure_class_p)
(ira_important_class_nums, ira_reg_class_superunion): New macros.
(prohibited_class_mode_regs): Rename to
ira_prohibited_class_mode_regs.
(ira_reg_class_union): Rename to ira_reg_class_subunion.
(ira_debug_class_cover): Rename to ira_debug_allocno_classes.
(ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
(ira_tune_allocno_costs_and_cover_classes): Rename to
ira_tune_allocno_costs.
(ira_debug_hard_regs_forest): New.
(ira_object_conflict_iter_init, ira_object_conflict_iter_cond)
(ira_object_conflict_iter_next): Fix comments.
(ira_hard_reg_set_intersection_p, hard_reg_set_size): New
functions.
(ira_allocate_and_set_costs, ira_allocate_and_copy_costs): Rename
cover_class to aclass.
(ira_allocate_and_accumulate_costs): Ditto.
(ira_allocate_and_set_or_copy_costs): Ditto.

* opts.c (decode_options): Remove ira_cover_class check.

* ira-color.c: Remove mentioning cover classes from the file.  Use
ALLOCNO_CLASS, ALLOCNO_CLASS_COST, and ALLOCNO_UPDATED_CLASS_COST
instead of ALLOCNO_COVER_CLASS, ALLOCNO_COVER_CLASS_COST, and
ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
(splay-tree.h): Remove include.
(allocno_coalesced_p, processed_coalesced_allocno_bitmap): Move
before copy_freq_compare_func.
(allocnos_for_spilling, removed_splay_allocno_vec): Remove.
(object_hard_regs_vec, object_hard_regs_htab, node_check_tick):
New definitions.
(hard_regs_roots, hard_regs_node_vec): Ditto.
(object_hard_regs_hash, object_hard_regs_eq, find_hard_regs): Ditto.
(insert_hard_regs, init_object_hard_regs, add_object_hard_regs): Ditto.
(finish_object_hard_regs, object_hard_regs_compare): Ditto.
(create_new_object_hard_regs_node): Ditto.
(add_new_object_hard_regs_node_to_forest): Ditto.
(add_object_hard_regs_to_forest, collect_object_hard_regs_cover):
Ditto.
(setup_object_hard_regs_nodes_parent, first_common_ancestor_node):
Ditto.
(print_hard_reg_set, print_hard_regs_subforest): Ditto.
(print_hard_regs_forest, ira_debug_hard_regs_forest): Ditto.
(remove_unused_object_hard_regs_nodes): Ditto.
(enumerate_object_hard_regs_nodes): Ditto.
(object_hard_regs_nodes_num, object_hard_regs_nodes): Ditto.
(object_hard_regs_subnode_t): Ditto.
(struct object_hard_regs_subnode): Ditto.
(object_hard_regs_subnodes, object_hard_regs_subnode_index): Ditto.
(setup_object_hard_regs_subnode_index): Ditto.
(get_object_hard_regs_subnodes_num): Ditto.
(form_object_hard_regs_nodes_forest): Ditto.
(finish_object_hard_regs_nodes_tree): Ditto.
(finish_object_hard_regs_nodes_forest): Ditto.
(allocnos_have_intersected_live_ranges_p): Rename to
allocnos_conflict_by_live_ranges_p.  Move before
copy_freq_compare_func.
(pseudos_have_intersected_live_ranges_p): Rename to
conflict_by_live_ranges_p.  Move before copy_freq_compare_func.
(setup_left_conflict_sizes_p, update_left_conflict_sizes_p): Ditto.
(empty_profitable_hard_regs, setup_profitable_hard_regs): Ditto.
(update_copy_costs): Remove assert.  Skip cost update if the hard
reg does not belong the class.
(assign_hard_reg): Process only profitable hard regs.
(uncolorable_allocnos_num): Make it scalar.
(allocno_spill_priority): Use ALLOCNO_EXCESS_PRESSURE_POINTS_NUM
and ira_reg_class_max_nregs instead of ALLOCNO_LEFT_CONFLICTS_SIZE
and ira_reg_class_max_nregs.
(bucket_allocno_compare_func): Check frequency first.
(sort_bucket): Add compare function as a parameter.
(add_allocno_to_ordered_bucket): Assume no coalesced allocnos.
(uncolorable_allocnos_splay_tree, USE_SPLAY_P): Remove.
(push_allocno_to_stack): Rewrite for checking new allocno
colorability.
(remove_allocno_from_bucket_and_push): Print cost too.  Remove
assert.
(push_only_colorable): Pass new parameter to sort_bucket.
(push_allocno_to_spill): Remove.
(allocno_spill_priority_compare): Make it inline and rewrite.
(splay_tree_allocate, splay_tree_free): Remove.
(allocno_spill_sort_compare): New function.
(push_allocnos_to_stack): Sort allocnos for spilling once.  Don't
build and use splay tree.  Choose first allocno in uncolorable
allocno bucket to spill.  Remove setting spill cost.
(all_conflicting_hard_regs): Remove.
(setup_allocno_available_regs_num): Check only profitable hard
regs.  Print info about hard regs nodes.
(setup_allocno_left_conflicts_size): Remove.
(put_allocno_into_bucket): Don't call
setup_allocno_left_conflicts_size.  Use
setup_left_conflict_sizes_p.
(improve_allocation): New.
(color_allocnos): Call setup_profitable_hard_regs,
form_object_hard_regs_nodes_forest, improve_allocation,
finish_object_hard_regs_nodes_forest.  Setup spill cost.
(print_loop_title): Use pressure classes.
(color_allocnso): Ditto.
(do_coloring): Remove allocation and freeing splay_tree_node_pool
and allocnos_for_spilling.
(ira_sort_regnos_for_alter_reg): Don't setup members
{first,next}_coalesced_allocno.
(color): Remove allocating and freeing removed_splay_allocno_vec.
(fast_allocation): Use ira_prohibited_class_mode_regs instead of
prohibited_class_mode_regs.

* ira-lives.c: Remove mentioning cover classes from the file.  Fix
formatting.
(update_allocno_pressure_excess_length): Use pressure classes.
(inc_register_pressure, dec_register_pressure): Check for pressure
class.
(mark_pseudo_regno_live, mark_pseudo_regno_subword_live): Use
pressure class.  Use ira_reg_class_nregs instead of
ira_reg_class_max_nregs.
(mark_pseudo_regno_dead, mark_pseudo_regno_subword_dead): Ditto.
(mark_hard_reg_live, mark_hard_reg_dead): Use pressure class.
(single_reg_class): Use ira_reg_class_nregs instead of
ira_reg_class_max_nregs.
(process_bb_node_lives): Use pressure classes.

* ira-emit.c: Remove mentioning cover classes from the file.  Use
ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Fix formatting.
(change_loop): Use pressure classes.
(modify_move_list): Call ira_set_allocno_class instead of
ira_set_allocno_cover_class.

* ira-build.c: Remove mentioning cover classes from the file.  Use
ALLOCNO_CLASS and ALLOCNO_CLASS_COST instead of
ALLOCNO_COVER_CLASS and ALLOCNO_COVER_CLASS_COST.  Use
ALLOCNO_UPDATED_CLASS_COST instead of
ALLOCNO_UPDATED_COVER_CLASS_COST.  Fix formatting.
(ira_create_object): Initiate OBJECT_PROFITABLE_HARD_REGS.
(ira_create_allocno): Remove initialization of
ALLOCNO_SPLAY_REMOVED_P, ALLOCNO_LEFT_CONFLICT_SIZE.  Initialize
ALLOCNO_COLORABLE_P.
(ira_set_allocno_cover_class): Rename to ira_set_allocno_class.
Update conflict regs for the objects.
(create_cap_allocno): Remove assert.  Don't propagate
ALLOCNO_AVAILABLE_REGS_NUM.
(ira_free_allocno_costs): New function.
(finish_allocno): Change a part of code into call of
ira_free_allocno_costs.
(low_pressure_loop_node_p): Use pressure classes.
(object_range_compare_func): Don't compare classes.
(setup_min_max_conflict_allocno_ids): Ditto.

* loop-invariant.c: Remove mentioning cover classes from the file.
Use ira_pressure_classes and ira_pressure_classes_num instead of
ira_reg_class_cover_size and ira_reg_class_cover.  Fix formatting.
(get_cover_class_and_nregs): Rename to
get_cover_pressure_and_nregs.  Use ira_reg_class_max_nregs instead
of ira_reg_class_nregs.  Use reg_allocno_class instead of
reg_cover_class.
(get_inv_cost): Use instead ira_stack_reg_pressure_class of
STACK_REG_COVER_CLASS.
(get_regno_cover_class): Rename to get_regno_pressure_class.
(move_loop_invariants): Initialize and finalize regstat.

* ira.c: Remove mentioning cover classes from the file.  Add
comments about coloring without cover classes.  Use ALLOCNO_CLASS
instead of ALLOCNO_COVER_CLASS.  Fix formatting.
(alloc_reg_class_subclasses, setup_reg_subclasses): Move it before
setup_class_subset_and_memory_move_costs.
(setup_stack_reg_pressure_class, setup_pressure_classes): New.
(setup_cover_and_important_classes): Rename to
setup_allocno_and_important_classes.
(setup_class_translate_array): New.
(setup_class_translate): Call it for allocno and pressure classes.
(cover_class_order): Rename to allocno_class_order.
(comp_reg_classes_func): Use ira_allocno_class_translate instead
of ira_class_translate.
(reorder_important_classes): Set up ira_important_class_nums.
(setup_reg_class_relations): Set up ira_reg_class_superunion.
(print_class_cover): Rename to print_classes.  Add parameter.
(ira_debug_class_cover): Rename to ira_debug_allocno_classes.
Print pressure classes too.
(find_reg_class_closure): Rename to find_reg_classes.  Don't call
setup_reg_subclasses.
(ira_hard_regno_cover_class): Rename to
ira_hard_regno_allocno_class.
(ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
(setup_prohibited_class_mode_regs): Use
ira_prohibited_class_mode_regs instead of
prohibited_class_mode_regs.
(clarify_prohibited_class_mode_regs): New function.
(ira_init_register_move_cost): Set up ira_max_register_move_cost,
ira_max_may_move_in_cost, and ira_max_may_move_out_cost.
(ira_init_once): Initialize them.
(free_register_move_costs): Process them.
(ira_init): Move calls of find_reg_classes and
setup_hard_regno_aclass after setup_prohibited_class_mode_regs.
Call clarify_prohibited_class_mode_regs.
(ira_no_alloc_reg): Remove.
(too_high_register_pressure_p): Use pressure classes.

* sched-deps.c: Remove mentioning cover classes from the file.
Use ira_reg_pressure_cover instead of ira_reg_class_cover.  Use
ira_pressure_classes and ira_pressure_classes_num instead of
ira_reg_class_cover_size and ira_reg_class_cover.
(mark_insn_hard_regno_birth, mark_hard_regno_death): Use
sched_regno_pressure_class instead of sched_regno_cover_class.
(mark_insn_pseudo_birth, mark_pseudo_death): Ditto.  Use
ira_reg_class_max_nregs instead of ira_reg_class_nregs.

* ira.h: Add 2010 to Copyright.
(ira_no_alloc_reg): Remove external.
(struct target_ira): Rename x_ira_hard_regno_cover_class,
x_ira_reg_class_cover_size, x_ira_reg_class_cover, and
x_ira_class_translate to x_ira_hard_regno_allocno_class,
x_ira_allocno_classes_num, x_ira_allocno_classes, and
x_ira_allocno_class_translate.  Add x_ira_pressure_classes_num,
x_ira_pressure_classes, x_ira_pressure_class_translate, and
x_ira_stack_reg_pressure_class.  Rename x_ira_reg_class_nregs to
x_ira_reg_class_max_nregs.  Add x_ira_reg_class_min_nregs and
x_ira_no_alloc_regs.
(ira_hard_regno_cover_class): Rename to
ira_hard_regno_allocno_class.
(ira_reg_class_cover_size, ira_reg_class_cover): Rename to
ira_allocno_classes_num and ira_allocno_classes.
(ira_class_translate): Rename to ira_allocno_class_translate.
(ira_pressure_classes_num, ira_pressure_classes): New definitions.
(ira_pressure_class_translate, ira_stack_reg_pressure_class): Ditto.
(ira_reg_class_nregs): Rename to ira_reg_class_max_nregs.
(ira_reg_class_min_nregs, ira_stack_reg_pressure_class): New
(ira_no_alloc_regs): New.

* ira-costs.c: Add 2010 to Copyright.  Remove mentioning cover
classes from the file.  Use ALLOCNO_CLASS instead of
ALLOCNO_COVER_CLASS.  Use ALLOCNO_CLASS_COST instead of
ALLOCNO_COVER_CLASS_COST.
(regno_cover_class): Rename to regno_aclass.
(record_reg_classes): Use ira_reg_class_subunion instead of
ira_reg_class_union.
(record_address_regs): Check overflow.
(scan_one_insn): Ditto.
(print_allocno_costs): Print total mem cost fore regional
allocation.
(print_pseudo_costs): Use REG_N_REFS.
(find_costs_and_classes): Use classes intersected with them on the
1st pass. Check overflow.  Use ira_reg_class_subunion instead of
ira_reg_class_union.  Use ira_allocno_class_translate and
regno_aclass instead of ira_class_translate and regno_cover_class.
Modify code for finding regno_aclass.  Setup preferred classes for
the next pass.
(setup_allocno_cover_class_and_costs): Rename to
setup_allocno_class_and_costs.  Use regno_aclass instead of
regno_cover_class.  Use ira_set_allocno_class instead of
ira_set_allocno_cover_class.
(init_costs, finish_costs): Use regno_aclass instead of
regno_cover_class.
(ira_costs): Use setup_allocno_class_and_costs instead of
setup_allocno_cover_class_and_costs.
(ira_tune_allocno_costs_and_cover_classes): Rename to
ira_tune_allocno_costs.  Check overflow.  Skip conflict hard regs
by processing objects.  Use ira_reg_class_max_nregs instead of
ira_reg_class_nregs.

* rtl.h (reg_cover_class): Rename to reg_allocno_class.

* sched-int.h: Remove mentioning cover classes from the file.
(sched_regno_cover_class): Rename to sched_regno_pressure_class.

* reginfo.c: Add 2010 to Copyright.  Remove mentioning cover
classes from the file.
(struct reg_pref): Rename coverclass into allocnoclass.
(reg_cover_class): Rename to reg_allocno_class.

* Makefile.in (ira-color.o): Remove SPLAY_TREE_H from
dependencies.

* config/alpha/alpha.h (IRA_COVER_CLASSES): Remove.

* config/arm/arm.h (IRA_COVER_CLASSES): Ditto.

* config/avr/avr.h (IRA_COVER_CLASSES): Ditto.

* config/bfin/bfin.h (IRA_COVER_CLASSES): Ditto.

* config/cris/cris.h (IRA_COVER_CLASSES): Ditto.

* config/fr30/fr30.h (IRA_COVER_CLASSES): Ditto.

* config/frv/frv.h (IRA_COVER_CLASSES): Ditto.

* config/h8300/h8300.h (IRA_COVER_CLASSES): Ditto.

* config/i386/i386.h (STACK_REG_COVER_CLASS): Ditto.

* config/i386/i386.c (TARGET_IRA_COVER_CLASSES)
(i386_ira_cover_classes): Ditto.

* config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.

* config/iq2000/iq2000.h (IRA_COVER_CLASSES): Ditto.

* config/m32r/m32r.h (IRA_COVER_CLASSES): Ditto.

* config/m68k/m68k.h (IRA_COVER_CLASSES): Ditto.

* config/mcore/mcore.h (IRA_COVER_CLASSES): Ditto.

* config/mep/mep.h (IRA_COVER_CLASSES): Ditto.

* config/mips/mips.c (TARGET_IRA_COVER_CLASSES)
(mips_ira_cover_classes): Ditto.

* config/mn10300/mn10300.h (IRA_COVER_CLASSES): Ditto.

* config/moxie/moxie.h (IRA_COVER_CLASSES): Ditto.

* config/pa/pa64-regs.h (IRA_COVER_CLASSES): Ditto.

* config/pa/pa32-regs.h (IRA_COVER_CLASSES): Ditto.

* config/picochip/picochip.h (IRA_COVER_CLASSES): Ditto.

* config/rs6000/rs6000.h (IRA_COVER_CLASSES_PRE_VSX)
(IRA_COVER_CLASSES_VSX): Ditto.

* config/rs6000/rs6000.c (TARGET_IRA_COVER_CLASSES)
(rs6000_ira_cover_classes): Ditto.

* config/rx/rx.h (IRA_COVER_CLASSES): Ditto.

* config/s390/s390.h (IRA_COVER_CLASSES): Ditto.

* config/score/score.h (IRA_COVER_CLASSES): Ditto.

* config/sh/sh.h (IRA_COVER_CLASSES): Ditto.

* config/sparc/sparc.h (IRA_COVER_CLASSES): Ditto.

* config/spu/spu.h (IRA_COVER_CLASSES): Ditto.

* config/stormy16/stormy16.h (IRA_COVER_CLASSES): Ditto.

* config/v850/v850.h (IRA_COVER_CLASSES): Ditto.

* config/vax/vax.h (IRA_COVER_CLASSES): Ditto.

* config/xtensa/xtensa.h (IRA_COVER_CLASSES): Ditto.

From-SVN: r171583

re PR target/48288 (ld: Unsatisfied symbol "__iordi3" in file /test/gnu/gcc/objdir/./gcc/libgcc_eh.a)

PR target/48288
* config/pa/predicates.md (reg_or_ior_operand): New predicate.
* config/pa/pa.md (iordi3): Use new predicate in expander.
(iorsi3): Likewise.

From-SVN: r171582

mips.h (LIBCALL_VALUE, [...]): Remove macros.

        * config/mips/mips.h (LIBCALL_VALUE, FUNCTION_VALUE,
FUNCTION_VALUE_REGNO_P): Remove macros.
        * config/mips/mips-protos.h (mips_function_value): Remove.
        * config/mips/mips.c (mips_function_value): Rename to...
(mips_function_value_1): ... this. Make static.  Handle receiving
the function type in 'fn_decl_or_type' argument.
(mips_function_value, mips_libcall_value,
mips_function_value_regno_p): New function.
(TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE,
TARGET_FUNCTION_VALUE_REGNO_P): Define.

From-SVN: r171580

Add runtime profiling infrastructure, not yet working.

From-SVN: r171579

Split 32-byte AVX unaligned load/store.

gcc/

2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (flag_opts): Add -mavx256-split-unaligned-load
and -mavx256-split-unaligned-store.
(ix86_option_override_internal): Split 32-byte AVX unaligned
load/store by default.
(ix86_avx256_split_vector_move_misalign): New.
(ix86_expand_vector_move_misalign): Use it.

* config/i386/i386.opt: Add -mavx256-split-unaligned-load and
-mavx256-split-unaligned-store.

* config/i386/sse.md (*avx_mov<mode>_internal): Verify unaligned
256bit load/store.  Generate unaligned store on misaligned memory
operand.
(*avx_movu<ssemodesuffix><avxmodesuffix>): Verify unaligned
256bit load/store.
(*avx_movdqu<avxmodesuffix>): Likewise.

* doc/invoke.texi: Document -mavx256-split-unaligned-load and
-mavx256-split-unaligned-store.

gcc/testsuite/

2011-03-27  H.J. Lu  <hongjiu.lu@intel.com>

* gcc.target/i386/avx256-unaligned-load-1.c: New.
* gcc.target/i386/avx256-unaligned-load-2.c: Likewise.
* gcc.target/i386/avx256-unaligned-load-3.c: Likewise.
* gcc.target/i386/avx256-unaligned-load-4.c: Likewise.
* gcc.target/i386/avx256-unaligned-load-5.c: Likewise.
* gcc.target/i386/avx256-unaligned-load-6.c: Likewise.
* gcc.target/i386/avx256-unaligned-load-7.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-1.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-2.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-3.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-4.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-5.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-6.c: Likewise.
* gcc.target/i386/avx256-unaligned-store-7.c: Likewise.

From-SVN: r171578

Remove closedchan function.

From-SVN: r171577

Error for return with no values when result parameters are not named.

From-SVN: r171576

re PR fortran/47065 (Replace trim(a) by a(1:len_trim(a)))

2011-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/47065
* frontend-passes (optimize_trim): Also follow references, except
when they are substring references or array references.

2011-03-27  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR fortran/47065
* gfortran.dg/trim_optimize_5.f90:  New test.
* gfortran.dg/trim_optimize_6.f90:  New test.

From-SVN: r171575

Improve error about indirecting an unsafe.Pointer type.

From-SVN: r171574

Fix typo

From-SVN: r171573

re PR target/38598 (MIPS extendsidi2 does not have a LO alternative)

gcc/
PR target/38598
* config/mips/mips.md (extendsidi2): Add an "l" alternative.
Update commentary.

gcc/testsuite/
PR target/38598
* gcc.target/mips/madd-7.c: Remove -mlong32.
* gcc.target/mips/msub-7.c: Likewise.

From-SVN: r171572

mips.c (mips_prepare_builtin_arg): Replace icode and opno arguments with an expand_operand.

gcc/
* config/mips/mips.c (mips_prepare_builtin_arg): Replace icode and
opno arguments with an expand_operand.  Use create_input_operand.
(mips_prepare_builtin_target): Delete.
(mips_expand_builtin_insn, mips_expand_builtin_compare_1): New
functions.
(mips_expand_builtin_direct): Use create_output_operand and
mips_expand_builtin_insn.  Update call to mips_prepare_builtin_arg.
(mips_expand_builtin_movtf): Likewise.  Use mips_expand_fp_comparison.
(mips_expand_builtin_compare): Use mips_expand_fp_comparison.

From-SVN: r171571

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-03-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * caf/libcaf.h: New - coarray communication library.
        * caf/mpi.c: New.
        * caf/single.c: New.

From-SVN: r171570

arm.c (arm_autovectorize_vector_sizes): New function.

        * config/arm/arm.c (arm_autovectorize_vector_sizes): New
        function.
        (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.

From-SVN: r171569

re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-03-27  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.h (gfc_isym_id): Rename GFC_ISYM_NUMIMAGES to
        GFC_ISYM_NUM_IMAGES.
        (gfc_fcoarray): Add GFC_FCOARRAY_LIB.
        * intrinsic.c (add_functions): Update due to GFC_ISYM_NUM_IMAGES
        rename.
        * invoke.texi (-fcoarray=): Document "lib" argument.
        * iresolve.c (gfc_resolve_this_image): Fix THIS IMAGE().
        * libgfortran.h (libgfortran_stat_codes): Add comments.
        * options.c (gfc_handle_coarray_option): Add -fcoarray=lib.
        * simplify.c (gfc_simplify_num_images, gfc_simplify_this_image):
        Handle GFC_FCOARRAY_LIB.
        * trans.h (gfc_init_coarray_decl): New prototype.
        (gfor_fndecl_caf_init, gfor_fndecl_caf_finalize,
        gfor_fndecl_caf_critical, gfor_fndecl_caf_end_critical,
        gfor_fndecl_caf_sync_all, gfor_fndecl_caf_sync_images,
        gfor_fndecl_caf_error_stop, gfor_fndecl_caf_error_stop_str,
        gfort_gvar_caf_num_images, gfort_gvar_caf_this_image):
        New global variables.
        * trans-decl.c: Declare several CAF functions (cf. above).
        (gfc_build_builtin_function_decls): Initialize those.
        (gfc_init_coarray_decl): New function.
        (create_main_function): Call CAF init/finalize functions.
        * trans-intrinsic.c (trans_this_image, trans_num_images): New.
        (gfc_conv_intrinsic_function): Call those.
        * trans-stmt.c (gfc_trans_stop, gfc_trans_sync,
        * gfc_trans_critical):
        Add code for GFC_FCOARRAY_LIB.

From-SVN: r171568

Daily bump.

From-SVN: r171567

Don't look up methods for pointer to interface.

From-SVN: r171562

re PR fortran/48291 ([OOP] internal compiler error, new_symbol(): Symbol name too long)

2011-03-26  Janus Weil  <janus@gcc.gnu.org>

PR fortran/48291
* class.c (get_unique_hashed_string): Adjust maximum allowable length
for unique type string.

2011-03-26  Janus Weil  <janus@gcc.gnu.org>

PR fortran/48291
* gfortran.dg/class_42.f03: New.

From-SVN: r171559

Don't permit embedded field to be pointer to interface.

From-SVN: r171558

vect-cselim-1.c: Fail on targets that don't support strided accesses.

        * gcc.dg/vect/vect-cselim-1.c: Fail on targets that don't
        support strided accesses.

From-SVN: r171557

basic-block.h (fixup_abnormal_edges): Adjust prototype.

* basic-block.h (fixup_abnormal_edges): Adjust prototype.
* reload1.c (reload): Adjust call to fixup_abnormal_edges.  Rediscover
basic blocks and call commit_edge_insertions directly.
(fixup_abnormal_edges): Move from here to...
* cfgrtl.c (fixup_abnormal_edges): ...here.  Only insert instructions
on the edges and return whether some have actually been inserted.
* reg-stack.c (convert_regs): Fix up abnormal edges before inserting
compensation code.

From-SVN: r171556

re PR rtl-optimization/48144 (ICE: in code_motion_path_driver, at sel-sched.c:6575 with -fselective-scheduling2 and custom flags)

    PR rtl-optimization/48144
    * sel-sched-ir.c (merge_history_vect): Factor out from ...
    (merge_expr_data): ... here.
    (av_set_intersect): Rename to av_set_code_motion_filter.
    Update all callers.  Call merge_history_vect when an expression
    is found in both sets.
    * sel-sched-ir.h (av_set_code_motion_filter): Add prototype.

    gcc/testsuite
    PR rtl-optimization/48144
    * gcc.dg/pr48144.c: New test.

From-SVN: r171555

decl.c (gnat_to_gnu_entity): Create TYPE_DECL for the padded type built to support a specified size or alignment.

* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: Create TYPE_DECL
for the padded type built to support a specified size or alignment.

From-SVN: r171554

gigi.h (finalize_from_with_types): Adjust comment.

* gcc-interface/gigi.h (finalize_from_with_types): Adjust comment.
* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Access_Type>: Defer
unconditionally to the end of the unit when the designated type is
limited_with'ed.
<all>: Rename local variable.  Attempt to un-defer types only and do it
for limited_with'ed types as well.
(finalize_from_with_types): Adjust comment.  Rename variable and tidy.
* gcc-interface/trans.c (Compilation_Unit_to_gnu): Use GNAT_UNIT
consistently and remove redundant call to finalize_from_with_types.

From-SVN: r171552

inline.adb (Back_End_Cannot_Inline): Lift restriction on calls to subprograms without a previous spec declared in...

* inline.adb (Back_End_Cannot_Inline): Lift restriction on calls to
subprograms without a previous spec declared in the same unit.
* gcc-interface/trans.c (Compilation_Unit_to_gnu): Process inlined
subprograms at the end of the unit instead of at the beginning.
* gcc-interface/utils.c (create_subprog_decl): Check that the entity
isn't public for the special handling of non-inline functions nested
inside inline external functions.

From-SVN: r171551

Check for invalid uses of ... in builtin function calls.

From-SVN: r171544

predicates.md (word_offset_memref_op): Handle cmodel medium addresses.

* config/rs6000/predicates.md (word_offset_memref_op): Handle
cmodel medium addresses.
* config/rs6000/rs6000.c (rs6000_secondary_reload): Handle misaligned
64-bit gpr loads and stores.
(rs6000_secondary_reload_ppc64): New function.
* config/rs6000/rs6000-protos.h: Declare it.
* config/rs6000/rs6000.md (reload_di_store, reload_di_load): New.

From-SVN: r171542

Better error when setting const to nil.

From-SVN: r171541

Correctly parse select case <-c <- v.

From-SVN: r171540

re PR target/47487 (ICE in rs6000_output_function_epilogue, at config/rs6000/rs6000.c:21782 building 64bit libgo)

PR target/47487
* config/rs6000/rs6000.c (rs6000_output_function_epilogue): Support
GNU Go in traceback table.

From-SVN: r171538

Daily bump.

From-SVN: r171537

expr.c (emit_block_move_via_movmem): Only use 6 operand variant if there are exactly 6 operands.

        * expr.c (emit_block_move_via_movmem): Only use 6 operand variant
        if there are exactly 6 operands.
        (set_storage_via_setmem): Similarly.

From-SVN: r171532

future (future::share): Add.

2011-03-25  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/std/future (future::share): Add.
(packaged_task::result_type): Remove as per LWG 2030.
(packaged_task::packaged_task): Remove redundant constructors, as per
LWG 1514.
* testsuite/30_threads/future/members/share.cc: New.
* testsuite/30_threads/packaged_task/requirements/typedefs.cc: Remove.

From-SVN: r171531

default.cc: Do not call members which require a fully established result state.

2011-03-25  Jonathan Wakely  <jwakely.gcc@gmail.com>

* testsuite/28_regex/match_results/ctors/char/default.cc: Do not call
members which require a fully established result state.
* testsuite/28_regex/match_results/ctors/wchar_t/default.cc: Likewise.

From-SVN: r171530

Clean up handling of undefined types.

From-SVN: r171528

printf_fp.c (__quadmath_printf_fp): Use memcpy instead of mempcpy.

* printf/printf_fp.c (__quadmath_printf_fp): Use memcpy instead of
mempcpy.

From-SVN: r171525

Avoid overflow error after negative shift count error.

From-SVN: r171523

Changelog c-family/

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* c-ada-spec.c (compare_comment): Use filename_cmp
instead of strcmp for filename.

Changelog fortran/

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* scanner.c (preprocessor_line): Use filename_cmp
instead of strcmp.

Changelog gcc/

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* collect2.c (write_c_file_stat): Handle backslash
as right-hand directory separator.
(resolve_lib_name): Use IS_DIR_SEPARATOR instead of
checking just for slash.
* coverage.c (coverage_init): Use IS_ABSOLUTE_PATH
instead of checking for trailing slash.
* gcc.c (record_temp_file): Use filename_cmp instead
of strcmp.
(do_spec_1): Likewise.
(replace_outfile_spec_function): Likewise.
(is_directory): Use filename_ncmp instead of strncmp.
(print_multilib_info): Likewise.
* gcov.c (find_source): Use filename_cmp instead
instead of strcmp.
(make_gcov_file_name): Fix order of slash/backslash
checks.
* incpath.c (DIRS_EQ): Use filename_cmp instead of strcmp.
(add_standard_paths): Likewise.
* mips-tfile.c (saber_stop): Handle backslash.
* prefix.c (update_path): Use filename_ncmp instead of
strncmp.
* profile.c (output_location): Use filename_cmp instead
of strcmp.
* read-md.c (handle_toplevel_file): Handle backslash.
* tlink.c (frob_extension):  Likewise.
* tree-cfg.c (same_line_p): Use filename_cmp instead of
strcmp.
* tree-dump.c (dequeue_and_dump): Handle backslash.
* tree.c (get_file_function_name): Likewise.
* gengtype.c (read_input_list): Likewise.
(get_file_realbasename): Likewise.
(get_output_file_with_visibility): Use filename_cmp
instead of strcmp.

ChangeLog java/

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* jcf-parse.c (java_read_sourcefilenames): Use filename_cmp
instead of strcmp.
(set_source_filename): Likewise.
* win32-host.c (jcf_open_exact_case): Likewise.

ChangeLog lto/

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* lto.c (lto_resolution_read): Use filename_cmp instead
of strcmp.
(lto_read_section_data): Likewise.

ChangeLog cp/

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* lex.c (interface_strcmp): Handle dos-paths.
(handle_pragma_implementation): Use filename_cmp instead of
strcmp.
(in_main_input_context): Likewise.

From-SVN: r171522

files.c (file_hash_eq): Use filename_cmp instead of strcmp.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* files.c (file_hash_eq): Use filename_cmp
instead of strcmp.
(nonexistent_file_hash_eq): Likewise.
(remap_filename): Likewise.
Handle absolute DOS-path,
(append_file_to_dir): Check for IS_DIR_SEPARATOR
instead of slash.
(read_name_map): Likewise.
* linemap.c (linemap_add): Use filename_cmp
instead of strcmp.
* mkdeps.c (apply_vpath): Use filename_ncmp
instead of strncmp.
(deps_restore): Use filename_cmp instead of
strcmp.
* init.c (read_original_directory): Use
IS_DIR_SEPARATOR instead of checking for slash.

From-SVN: r171521

arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS case to VFPv1.

gcc/
* config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Restrict FPA_REGS
case to VFPv1.

From-SVN: r171520

re PR fortran/48174 (DWARF for subroutine with no args indicates 'varargs')

2011-03-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48174
        PR fortran/45304
        * trans-types.c (gfc_get_function_type): Don't use varargs if
        * the
        procedure is known to have no arguments.

2011-03-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/48174
        PR fortran/45304
        * gfortran.dg/ishft_4.f90: Adapt scan-tree-dump-times.
        * gfortran.dg/leadz_trailz_3.f90: Ditto

From-SVN: r171519

Give an error if a label is defined but not used.

From-SVN: r171518

ChangeLog for last change.

From-SVN: r171516

pr44686.c: Do not explicitely specify -O2.

2011-03-25  Martin Jambor  <mjambor@suse.cz>

* gcc.c-torture/compile/pr44686.c: Do not explicitely specify -O2.

From-SVN: r171515

re PR boehm-gc/11412 (boehm-gc testing problems)

PR boehm-gc/11412
* configure.ac (THREADCFLAGS): New variable.
Use it instead of INCLUDES, AM_CPPFLAGS.
<*-*-kfreebsd*-gnu> (THREADDLLIBS): Rename to THREADLIBS.
Remove DG/UX support.
(AC_CONFIG_FILES): Add testsuite/Makefile.
* Makefile.am (AUTOMAKE_OPTIONS): Use foreign instead of cygnus.
(SUBDIRS): Add testsuite.
(libgcjgc_la_LIBADD): Remove $(UNWINDLIBS).
(AM_CXXFLAGS): Add $(THREADCFLAGS).
(AM_CFLAGS): Likewise.
Remove TESTS related variables.
* Makefile.in: Regenerate.
* configure: Regenerate.
* testsuite/Makefile.am: New file.
* testsuite/Makefile.in: New file.
* testsuite/lib/boehm-gc.exp: New file.
* testsuite/config/default.exp: New file.
* testsuite/boehm-gc.c/c.exp: New file.
* testsuite/boehm-gc.lib/lib.exp: New file.
* tests/test.c: Move ...
* testsuite/boehm-gc.c/gctest.c: ... here.
* tests/leak_test.c, tests/middle.c, tests/thread_leak_test.c,
tests/trace_test.c: Move ...
* testsuite/boehm-gc.c: ... here.
* testsuite/boehm-gc.c/trace_test.c: Skip everywhere.
* tests/staticrootslib.c, tests/staticrootstest.c: Move ...
* testsuite/boehm-gc.lib: ... here.
* testsuite/boehm-gc.lib/staticrootstest.c: Use dg-add-shlib
staticrootslib.c.
* tests/test_cpp.cc: Move ...
* testsuite/boehm-gc.c++: ... here.

From-SVN: r171514

fold-const.c (expr_location_or): New function.

* fold-const.c (expr_location_or): New function.
(fold_truth_not_expr): Call it.

From-SVN: r171468

dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing va_end.

* dwarf2asm.c (dw2_asm_output_encoded_addr_rtx): Add missing
va_end.
* c-family/c-common.c (def_fn_type): Likewise.
* ada/gcc-interface/utils.c (def_fn_type): Likewise.
* emit-rtl.c (gen_rtvec): Likewise.
* lto/lto-lang.c (def_fn_type): Likewise.

From-SVN: r171466

tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants also generate copies.

2011-03-25  Richard Guenther  <rguenther@suse.de>

* tree-ssa-copy.c (stmt_may_generate_copy): Copies from constants
also generate copies.
(fini_copy_prop): Handle constant values properly.

From-SVN: r171465

dwarf2out.c (mem_loc_descriptor): Compare mode size instead of bitsize with DWARF2_ADDR_SIZE.

* dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Compare
mode size instead of bitsize with DWARF2_ADDR_SIZE.
(hash_loc_operands, compare_loc_operands): Handle
DW_OP_GNU_entry_value.

From-SVN: r171464

Core 1135

Core 1135
* method.c (defaulted_late_check): Check for exception spec mismatch.
(defaultable_fn_check): Allow exception spec and virtual.
* class.c (check_for_override): A virtual dtor is non-trivial.

From-SVN: r171462

re PR c++/48289 (-pedantic breaks std::move)

PR c++/48289
* pt.c (build_non_dependent_expr): Keep dereferences outside the
NON_DEPENDENT_EXPR.

From-SVN: r171461

* c.opt: Add -std=c++03.

From-SVN: r171460

cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.

2011-03-25  Kai Tietz  <ktietz@redhat.com>

* config/i386/cygming.h (DWARF_FRAME_REGISTERS): Adjust comment.
(STACK_BOUNDARY): Check for bit-ness in case of MS_ABI.
* config/i386/i386.c (ix86_conditional_register_usage): Adjust
comment and use macro TARGET_64BIT_MS_ABI instead.
(ix86_keep_aggregate_return_pointer): Optimize for 64-bit case
and change default behavior for 32-bit MS_ABI.
(ix86_reg_parm_stack_space): Check additionally for bit-ness.
(ix86_function_type_abi): Allow check for ms_abi/sysv_abi for
32-bit, too.
(ix86_cfun_abi): Likewise.
(ix86_maybe_switch_abi): Adjust comment.
(init_cumulative_args): Check for bit-ness in MS_ABI case.
(ix86_gimplify_va_arg): Check just for not TARGET_64BIT_MS_ABI
instead of checking for SYSV_ABI.
(ix86_nsaved_sseregs): Likewise.
(ix86_compute_frame_layout): Set only for 64-bit MS_ABI alignment
to 16 bytes.
(ix86_expand_call): Use TARGET_64BIT_MS_ABI macro.
* config/i386.h (TARGET_32BIT_MS_ABI): New macro.
(ACCUMULATE_OUTGOING_ARGS): Check explicit for 64-bit MS_ABI.
(OUTGOING_REG_PARM_STACK_SPACE): Likewise.
* config/mingw32.h (DEFAULT_ABI): Change default always to MS_ABI.

From-SVN: r171459

re PR target/48287 (gcc.dg/vect/vect-cselim-1.c FAILs on SPARC)

        PR target/48287
        * gcc.dg/vect/vect-cselim-1.c: Fail for vect_no_align.

From-SVN: r171457

pr47917.c: Add -D_XOPEN_SOURCE=500 to dg-options for mips-sgi-irix6.5.

* gcc.dg/torture/pr47917.c: Add -D_XOPEN_SOURCE=500 to dg-options
for mips-sgi-irix6.5.
Replace snprintf prototype by <stdio.h>.

From-SVN: r171456

tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.

2011-03-25  Richard Guenther  <rguenther@suse.de>

* tree-flow.h (verify_stmts): Rename to verify_gimple_in_cfg.
(verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
(verify_gimple): Remove.
* tree-cfg.c (verify_gimple_call): Merge verification
from verify_stmts.
(verify_gimple_phi): Merge verification from verify_stmts.
(verify_gimple_label): New function.
(verify_types_in_gimple_seq_2): Rename to verify_gimple_in_seq_2.
(verify_types_in_gimple_seq): Rename to verify_gimple_in_seq.
(verify_stmt): Merge into verify_gimple_in_cfg and callees.
(verify_stmts): Rename to verify_gimple_in_cfg.
(verify_gimple_in_cfg): New function.
* passes.c (execute_function_todo): Call verify_gimple_in_cfg.
* tree-ssa.c (verify_ssa): Likewise.
* gimplify.c (gimplify_body): Call verify_gimple_in_seq.

From-SVN: r171453

configure.ac (native_only): Remove.

* configure.ac (native_only): Remove.
(i[[3456789]]86-*-msdosdjgpp*): Don't disable expect dejagnu
send-pr uudecode guile gnuserv on host.
(x86_64-*-mingw*): Don't disable expect dejagnu autoconf automake
send-pr rcs guile perl texinfo libtool on host.
(i[[3456789]]86-*-mingw32*): Don't disable expect dejagnu autoconf
automake send-pr rcs guile perl texinfo libtool on host.
(*-*-cygwin*, *-*-netbsd*): Remove host cases.
(*-*-kaos*): Don't disable target-examples target-gperf on target.
(alpha*-dec-osf*): Don't disable fileutils on target.
(sh*-*-pe|mips*-*-pe|*arm-wince-pe): Don't disable target-examples
texinfo send-pr expect dejagnu on target.
(arm-*-elf* | arm*-*-eabi*, arm*-*-linux-gnueabi): Don't disable
target-qthreads on target.
(hppa*-hp-hpux11*, hppa*-*-*): Don't disable shellutils on target.
(ia64*-*-elf*, ia64*-*-*vms*): Don't disable mmalloc on target.
(i[[3456789]]86-w64-mingw*, i[[3456789]]86-*-mingw*,
x86_64-*-mingw*): Don't disable expect on target.
(*-*-cygwin*): Don't disable target-gperf on target.
(powerpc*-*-winnt* | powerpc*-*-pe*): Don't disable make expect
gnuserv on target.
(powerpcle-*-solaris*): Don't disable make expect gnuserv on
target.
* configure: Regenerate.

From-SVN: r171452

re PR testsuite/48283 (gcc.dg/graphite/block-[3478].c timeouts)

PR testsuite/48283
* gcc.dg/graphite/block-3.c: Add dg-require-effective-target
run_expensive_tests.
* gcc.dg/graphite/block-4.c: Likewise.
* gcc.dg/graphite/block-7.c: Likewise.
* gcc.dg/graphite/block-8.c: Likewise.

From-SVN: r171451

passes.c (init_optimization_passes): Add FRE pass after early SRA.

2011-03-25  Richard Guenther  <rguenther@suse.de>

* passes.c (init_optimization_passes): Add FRE pass after
early SRA.

* g++.dg/tree-ssa/pr41186.C: Scan the appropriate FRE dump.
* g++.dg/tree-ssa/pr8781.C: Likewise.
* gcc.dg/ipa/ipa-pta-13.c: Likewise.
* gcc.dg/ipa/ipa-pta-3.c: Likewise.
* gcc.dg/ipa/ipa-pta-4.c: Likewise.
* gcc.dg/tree-ssa/20041122-1.c: Likewise.
* gcc.dg/tree-ssa/alias-18.c: Likewise.
* gcc.dg/tree-ssa/foldstring-1.c: Likewise.
* gcc.dg/tree-ssa/forwprop-10.c: Likewise.
* gcc.dg/tree-ssa/forwprop-9.c: Likewise.
* gcc.dg/tree-ssa/fre-vce-1.c: Likewise.
* gcc.dg/tree-ssa/loadpre6.c: Likewise.
* gcc.dg/tree-ssa/pr21574.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-cse-1.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-1.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-11.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-12.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-13.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-14.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-15.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-16.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-17.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-18.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-19.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-2.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-21.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-22.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-23.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-24.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-25.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-26.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-27.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-4.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-5.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-6.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-7.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-8.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-9.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-10.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-26.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-7.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-8.c: Likewise.
* gcc.dg/tree-ssa/ssa-pre-9.c: Likewise.
* gcc.dg/tree-ssa/ssa-sccvn-1.c: Likewise.
* gcc.dg/tree-ssa/ssa-sccvn-2.c: Likewise.
* gcc.dg/tree-ssa/ssa-sccvn-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-sccvn-4.c: Likewise.
* gcc.dg/tree-ssa/struct-aliasing-1.c: Likewise.
* gcc.dg/tree-ssa/struct-aliasing-2.c: Likewise.
* c-c++-common/pr46562-2.c: Likewise.
* gfortran.dg/pr42108.f90: Likewise.
* gcc.dg/torture/pta-structcopy-1.c: Scan ealias dump, force
foo to be inlined even at -O1.
* gcc.dg/tree-ssa/ssa-dce-4.c: Disable FRE.
* gcc.dg/ipa/ipa-pta-14.c: Likewise.
* gcc.dg/tree-ssa/ssa-fre-1.c: Adjust.
* gcc.dg/matrix/matrix.exp: Disable FRE.

From-SVN: r171450

vfp.md (arm_movdi_vfp): Enable only when not tuning for Cortex-A8.

2011-03-25  Bernd Schmidt  <bernds@codesourcery.com>
    Andrew Stubbs  <ams@codesourcery.com>

gcc/
* config/arm/vfp.md (arm_movdi_vfp): Enable only when not tuning
for Cortex-A8.
(arm_movdi_vfp_cortexa8): New pattern.
* config/arm/neon.md (adddi3_neon, subdi3_neon, anddi3_neon,
iordi3_neon, xordi3_neon): Add alternatives to discourage Neon
instructions when tuning for Cortex-A8.  Set attribute "arch".
* config/arm/arm.md: Move include arm-tune.md up a bit.
(define_attr "arch"): Add "onlya8" and "nota8" values.
(define_attr "arch_enabled"): Handle "onlya8" and "nota8".

Co-Authored-By: Andrew Stubbs <ams@codesourcery.com>
From-SVN: r171449

fix typo in ChangeLog

From-SVN: r171448

re PR target/4828 (can't install gcc for h8300-hms target)

PR bootstrap/4828
Revert:
2011-03-24  Nathan Froyd  <froydnj@codesourcery.com>

* function.c (instantiate_virtual_regs): Use FOR_EACH_BB and
FOR_BB_INSNS_SAFE to iterate through insns.  Re-indent.
(pass_instantiate_virtual_regs): Require PROP_cfglayout.
* passes.c (init_optimization_passes): Move
pass_instantiate_virtual_regs after pass_into_cfg_layout_mode.

From-SVN: r171447

configure.ac (target_tools): Remove target-groff.

* configure.ac (target_tools): Remove target-groff.
(native_only): Remove target-groff.
(hppa*64*-*-*): Don't disable byacc.
(i[[3456789]]86-*-mingw32*): Remove commented-out noconfigdirs
setting.
(*-*-kaos*): Don't skip target-librx and target-groff.
(*-*-netware*): Don't skip target-libmudflap.
(*-*-tpf*): Don't skip target-libmudflap.
(sh*-*-pe|mips*-*-pe|*arm-wince-pe): Don't condition configured
directories on the host.
(ia64*-*-*vms*): Don't skip tix.
(sh-*-* | sh64-*-*): Don't condition skipped directories on the
host.
* configure: Regenerate.

From-SVN: r171446

ChangeLog gcc/
2011-03-25  Kai Tietz  <ktietz@redhat.com>

* c-typeck.c (comptypes_internal): Replace target
hook call of comp_type_attributes by version in tree.c file.
* gimple.c (gimple_types_compatible_p_1): Likewise.
* tree-ssa.c (useless_type_conversion_p): Likewise.
* tree.c (build_type_attribute_qual_variant): Likewise.
(attribute_value_equal): New static helper function.
(comp_type_attributes): New function.
(merge_attributes): Use attribute_value_equal for comparison.
(attribute_list_contained): Likewise.
* tree.h (comp_type_attributes): New prototype.

ChangeLog cp/
2011-03-25  Kai Tietz  <ktietz@redhat.com>

        * decl.c (decls_match): Replace target hook
        call of comp_type_attributes by version in tree.c file.
        * search.c (check_final_overrider): Likewise.
        * typeck.c (structural_comptypes): Likewise.

From-SVN: r171445

tree-cfg.c (verify_gimple_assign_unary): Drop special casing of complex types at -O0.

2011-03-25  Richard Guenther  <rguenther@suse.de>

* tree-cfg.c (verify_gimple_assign_unary): Drop special casing
of complex types at -O0.
(verify_gimple_assign_binary): Likewise.
(verify_gimple_assign_ternary): Likewise.

From-SVN: r171444

random.h (negative_binomial_distribution<>:: negative_binomial_distribution(_IntType, double), [...]): Tweak construction of _M_gd.

2011-03-25  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/random.h (negative_binomial_distribution<>::
negative_binomial_distribution(_IntType, double),
negative_binomial_distribution<>::
negative_binomial_distribution(const param_type&)): Tweak
construction of _M_gd.
* include/bits/random.tcc (negative_binomial_distribution<>::
operator()): Adjust.

From-SVN: r171443

Remove deprecated DW_FORM_sig8 define.

    * dwarf2.h (dwarf_form): Remove deprecated DW_FORM_sig8 define.

    * dwarf2out.c (size_of_die): Modify comment to say DW_FORM_ref_sig8.
    (value_format): Use DW_FORM_ref_sig8, not DW_FORM_sig8.

From-SVN: r171442

re PR debug/48041 (dwarf2out emits unnecessary null byte in empty .debug_abbrev section)

PR debug/48041
* dwarf2out.c (output_abbrev_section): Only write table when
abbrev_die_table_in_use > 1.

From-SVN: r171441

Remove closed function.  Fix tuple receive in select.

From-SVN: r171440

alpha: Use byte-manipulation helper expanders more often.

From-SVN: r171439