* emit-rtl.c (dconstpi): Delete.
	(dconstsqrt2): New.
	(init_emit_once): Delete dconstpi and init dconstsqrt2.
	* real.h (dconstpi): Delete.
	(dconstsqrt2): New.
	* builtins.c (fold_builtin_cabs): Use dconstsqrt2.
	(fold_builtin_hypot): Likewise.

From-SVN: r121550

	PR driver/30246
	* gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
	-gcoff3, -gxcoff3, -gvms3 implies -dD.

From-SVN: r121549

From-SVN: r121547

	* c-decl.c, config/avr/avr.c, config/avr/avr.h,
	config/m68k/m68k.c, config/m68k/netbsd-elf.h,
	config/mn10300/mn10300.c, config/pdp11/pdp11.h,
	config/rs6000/cell.md, config/rs6000/darwin.h,
	config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
	config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
	jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
	tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
	typos.  Follow spelling conventions.
	* doc/invoke.texi: Follow spelling conventions.

From-SVN: r121546

From-SVN: r121545

simplify-rtx.c (simplify_relational_operation_1): Implement some canonicalization transformations that attempt to simplify...


	* simplify-rtx.c (simplify_relational_operation_1): Implement some
	canonicalization transformations that attempt to simplify integer
	constant comparisons to become comparisons against zero.

From-SVN: r121544

From-SVN: r121543

	* builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
	fabs(x)*sqrt(2).
	* fold-const.c (fold_binary): Fix comment typos.  Fold complex
	(x,0)-(0,y) into (x,-y).  Likewise (0,y)-(x,0) into (-x,y).

testsuite:
	* gcc.dg/builtins-54.c: Add more cases.

From-SVN: r121542

2007-02-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30514
	* array.c (match_array_element_spec): If the length of an array is
	negative, adjust the upper limit to make it zero length.

	PR fortran/30660
	* resolve.c (pure_function, resolve_function): Initialize name to
	null to clear up build warnings.
	(resolve_fl_variable): Look at components explicitly to check for
	default initializer, rather than using gfc_default_initializer.

2007-02-03  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30514
	* gfortran.dg/zero_sized_2.f90: New test.

	PR fortran/30660
	* gfortran.dg/alloc_comp_basics_4.f90: New test.

	PR fortran/29820
	* gfortran.dg/actual_array_interface_1.f90: Copy source to empty
	file.

From-SVN: r121541

	* config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
	* config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
	(output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
	generate a branch island.
Radar 4967371

From-SVN: r121534

	* config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
	(xtensa_legitimate_address_p): New.
	(xtensa_legitimize_address): New.
	(xtensa_output_addr_const_extra): New.
	* config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
	(BASE_REG_P): New.
	(REG_OK_FOR_BASE_P): Use BASE_REG_P.
	(GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
	(LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
	(OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
	* config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
	(xtensa_legitimize_address): New.
	(xtensa_output_addr_const_extra): New.

From-SVN: r121533

2007-02-02  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/30683
	* resolve.c (resolve_generic_f): Check for non-NULL sym.
	* gfortran.dg/interface_10.f90: New test.

From-SVN: r121531

From-SVN: r121530

From-SVN: r121528

trans.c (gfc_build_array_ref): Use STRIP_TYPE_NOPS to eliminate NON_LVALUE_EXPR nodes and useless type conversions.


	* trans.c (gfc_build_array_ref): Use STRIP_TYPE_NOPS to eliminate
	NON_LVALUE_EXPR nodes and useless type conversions.

From-SVN: r121522

From-SVN: r121519

ChangeLog-2005 to testsuite/ChangeLog.

From-SVN: r121518

	* emit-rtl.c (renumber_insns): Remove.
	* flags.h: Remove the extern for flag_renumber_insns.
	* rtl.h: Remove the prototype for renumber_insns.
	* toplev.c (flag_renumber_insns): Remove.

From-SVN: r121517

revert: i386.c (ix86_function_arg_regno_p): Put back the code before the following patch under TARGET_MACHO.

2007-02-02  Hui-May Chang  <hm.chang@apple.com>

	Revert for x86 darwin:
	2005-06-19  Uros Bizjak  <uros@kss-loka.si>

	* config/i386/i386.c (ix86_function_arg_regno_p): Put back the
	code before the following patch under TARGET_MACHO.
	(ix86_function_value_regno_p): Likewise.

From-SVN: r121515

2007-01-26  Andrew Haley  <aph@redhat.com>

        * java/lang/natClass.cc (initializeClass): Re-throw
        SecurityExceptions.
        * java/lang/natVMClassLoader.cc (loadClass): checkPackageAccess.
        * java/lang/ClassLoader.java: (loadClass): Likewise.

From-SVN: r121513

	* fold-const.c (negate_expr_p, fold_negate_expr): Handle
	COMPLEX_EXPR.
	
testsuite:
	* gcc.dg/builtins-20.c: Add more cases.

From-SVN: r121511

	PR target/29682
	* config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
	general or fp registers.  Add comments.
	* config/ia64/ia64.md (reg_pred_prefix): Add comment.

	PR target/29682
	* gcc-target/ia64/pr29682.c: New test.

From-SVN: r121510

2007-02-02  Andrew Haley  <aph@redhat.com>

        * expr.c (expand_byte_code): Call cache_this_class_ref() and
        cache_cpool_data_ref().
        Set TYPE_CPOOL_DATA_REF.
        (cache_cpool_data_ref): New function.
        * constants.c (build_ref_from_constant_pool): Remove special-case
        code for flag_indirect_classes.
        (build_constant_data_ref): Move special-case code for
        flag_indirect_classes here from build_ref_from_constant_pool.
        * decl.c (finish_method): Move class initialization from here to
        cache_this_class_ref.
        * class.c (cache_this_class_ref): New function.
        (build_class_ref): Use this_classdollar for the ouput class.

From-SVN: r121508

2007-02-02  Paolo Bonzini  <bonzini@gnu.org>

	* pointer-set.c (insert_aux): Only return insertion slot.
	(pointer_set_insert): Adjust.
	(pointer_set_traverse, struct pointer_map_t, pointer_map_create,
	pointer_map_destroy, pointer_map_insert, pointer_map_contains,
	pointer_map_traverse): New.
	* pointer-set.h (pointer_set_traverse, struct pointer_map_t,
	pointer_map_create,  pointer_map_destroy, pointer_map_insert,
	pointer_map_contains, pointer_map_traverse): Declare.

From-SVN: r121507

	* class.c (is_compiled_class): Move check to avoid reloading
	current class.
	(layout_class_method): Don't calculate DECL_EXTERNAL if it is
	already set.

From-SVN: r121506

2007-02-02  Kyle Galloway  <kgallowa@redhat.com>

   * gnu/classpath/jdwp/natVMVirtualMachine.cc (getFrameCount): Implement.

From-SVN: r121504

2007-02-02  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/c++config: Consistent macro guards for config includes.
	* config/locale/gnu/c_locale.h: Same.
	* config/locale/generic/c_locale.h: Same.
	* config/allocator/mt_allocator_base.h: Same.
	* config/allocator/malloc_allocator_base.h: Same.
	* config/allocator/new_allocator_base.h: Same.
	* config/allocator/pool_allocator_base.h: Same.
	* config/allocator/bitmap_allocator_base.h: Same.
	* config/os/vxworks/os_defines.h: Same.
	* config/cpu/sh/atomicity.h: Same.
	* config/io/c_io_stdio.h: Same.
	* config/io/basic_file_stdio.h: Same.

From-SVN: r121502

2007-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30284
	PR fortran/30626
	* trans-expr.c (gfc_conv_aliased_arg): Remove static attribute
	from function and make sure that substring lengths are
	translated.
	(is_aliased_array): Remove static attribute.
	* trans.c : Add prototypes for gfc_conv_aliased_arg and
	is_aliased_array.
	* trans-io.c (set_internal_unit): Add the post block to the
	arguments of the function.  Use is_aliased_array to check if
	temporary is needed; if so call gfc_conv_aliased_arg.
	(build_dt): Pass the post block to set_internal_unit and
	add to the block after all io activiy is done.

2007-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30284
	PR fortran/30626
	* io/transfer.c (init_loop_spec, next_array_record): Change to
	lbound rather than unity base.

2007-02-02  Paul Thomas  <pault@gcc.gnu.org>

	PR fortran/30284
	* gfortran.dg/arrayio_11.f90.f90: New test.

	PR fortran/30626
	* gfortran.dg/arrayio_12.f90.f90: New test.

From-SVN: r121500

	* configure.ac (libjava_cv_anon_version_script): New test.
	(ANONVERSCRIPT): New AM_CONDITIONAL.
	* configure: Rebuilt.
	* Makefile.am (extra_ldflags_libjava): Link with -Wl,--version-script
	if ANONVERSCRIPT.
	* Makefile.in: Rebuilt.
	(libgcj_la_DEPENDENCIES): Depend on libgcj.ver.
	* libgcj.ver: New file.

From-SVN: r121499

	* src/powerpc/linux64.S (ffi_call_LINUX64): Move restore of r2
	immediately after bctrl instruction.

From-SVN: r121498

	Revert:
	2006-07-05  Eric Christopher  <echristo@apple.com>
	* configure.ac: Depend addition of -pthread on host OS.
	* configure: Regenerate.

From-SVN: r121497

	PR c++/30536
	* decl.c (grokdeclarator): If __thread is used together with
	a storage class other than extern and static, clear thread_p
	after issuing diagnostics and fall through to checking the
	storage class.

	* g++.dg/tls/diag-5.C: New test.

From-SVN: r121496

	PR middle-end/30473
	* builtins.c (fold_builtin_sprintf): Do not attempt to optimize
	sprintf (str, "%s").  Do not optimize sprintf (str, "nopercent", p++).

	* gcc.dg/pr30473.c: New test.
	* gcc.c-torture/execute/20070201-1.c: New test.

From-SVN: r121495

	* sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
	
	(struct _dep): New type.
	(dep_t): New typedef.
	(DEP_PRO, DEP_CON, DEP_KIND): New access macros.
	(DEP_STATUS): New access macro.  The macro with the same name was
	renamed to DEP_LINK_STATUS.
	(dep_init): Declare function

	(struct _dep_link): New type.
	(dep_link_t): New typedef.
	(DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
	(DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
	(DEP_LINK_STATUS): New macro.
	(debug_dep_links): New debug function.

	(struct _deps_list): New type.
	(deps_list_t): New typedef.
	(DEPS_LIST_FIRST): New access macro.
	(FOR_EACH_DEP_LINK): New cycle macro.
	(create_deps_list, free_deps_list, delete_deps_list): Declare
	functions.
	(deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
	(find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
	(copy_deps_list_change_con): Ditto.

	(move_dep_link): Declare function.

	(struct _dep_node): New type.
	(dep_node_t): New typedef.
	(DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.

	(struct haifa_insn_data.back_deps): New field to hold backward
	dependencies of the insn.
	(struct haifa_insn_data.depend): Rename to forw_deps.  Change its type
	to deps_list_t.
	(struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
	Change its type	to deps_list_t.
	(INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
	(INSN_DEPEND): Rename to INSN_FORW_DEPS.
	(RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.

	(INSN_COST): Move to haifa-sched.c.  Use insn_cost () instead.
	
	(DEP_STATUS): Rename to DEP_LINK_STATUS.  Fix typo in the comment.

	(add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
	all callers.
	(dep_cost): Declare.
	
	* sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
	(ds_to_dk, dk_to_ds): New functions.
	
	(init_dep_1): New static function.
	(init_dep): New function.
	(copy_dep): New static function.
	
	(dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
	functions.
	(detach_dep_link): New static function.
	(move_dep_link): New function.
	
	(dep_links_consistent_p, dump_dep_links): New static functions.
	(debug_dep_links): New debugging function.
	
	(deps_obstack, dl_obstack, dn_obstack): New static variables.
	
	(alloc_deps_list, init_deps_list): New static functions.
	(create_deps_list): New function.
	(clear_deps_list): New static function.
	(free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
	(deps_list_consistent_p, dump_deps_list): New static functions.
	(debug_deps_list): New function.
	(add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
	functions.
	(find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.

	(maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
	use new scheduler dependencies lists.
	(add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
	(sched_analyze): Ditto.  Initialize dependencies lists.
	(add_forw_dep, compute_forward_dependences): Update to use new
	scheduler dependencies lists.
	
	(init_dependency_caches): Init deps_obstack.
	(free_dependency_caches): Free deps_obstack.
	
	(adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
	new scheduler dependencies lists.
	(delete_forw_dep, add_or_update_back_forw_dep): Ditto.
	(add_back_forw_dep, delete_back_forw_dep): Ditto.

	* sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
	Update to use new scheduler dependencies lists.
	(is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
	(debug_dependencies): Ditto.
	(schedule_region): Update comments.
	
	* sched-ebb.c (earliest_block_with_similiar_load): Update to use new
	scheduler dependencies lists.
	(schedule_ebb): Update comments.
	
	* rtl.def (DEPS_LIST): Remove.
	
	* lists.c (unused_deps_list): Remove.
	(free_list): Update assertions.
	
	(alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
	(remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.

	* rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
	(remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
	
	* haifa-sched.c (comments): Update.
	(insn_cost1): Remove.  Inline the code into insn_cost ().
	(insn_cost): Update to use new scheduler dependencies lists.  Move
	processing of the dependency cost to dep_cost ().
	(dep_cost): New function.  Use it instead of insn_cost () when
	evaluating cost of the dependency.  Use compatible interface to
	interact with the target.
	(priority): Update to use new scheduler dependencies lists.
	(rank_for_schedule): Ditto.  Optimize heuristic that prefers the insn
	with greater number of insns that depend on the insn.
	(schedule_insn): Update to use new scheduler dependencies lists.  Add
	code to free backward dependencies lists.  Inline and optimize code
	from resolve_dep () - see PR28071.
	(ok_for_early_queue_removal): Update to use new scheduler dependencies
	lists.  Update call to targetm.sched.is_costly_dependence hook.
	
	(fix_inter_tick, try_ready, fix_tick_ready): Update to use new
	scheduler dependencies lists.
	
	(resolve_dep): Remove.  Move the logic to schedule_insn ().
	(init_h_i_d): Initialize dependencies lists.
	
	(process_insn_depend_be_in_spec): Rename to
	process_insn_forw_deps_be_in_spec.  Update to use new scheduler
	dependencies lists.
	(add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
	Update to use new scheduler dependencies lists.
	(clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
	
	* ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
	new scheduler dependencies lists.
	(build_intra_loop_deps): Ditto.
	
	* target.h (struct _dep): Declare to use in
	gcc_target.sched.is_costly_dependence.
	(struct gcc_target.sched.adjust_cost): Fix typo.
	(struct gcc_target.sched.is_costly_dependence): Change signature to use
	single dep_t parameter instead of an equivalent triad.
	(struct gcc_target.sched.adjust_cost_2): Remove.

	* target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.

	* reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.

	* doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
	documentation.
	(TARGET_SCHED_ADJUST_COST_2): Remove documentation.

	* doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
	(REG_DEP_TRUE): Document.
	
	* config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
	Change signature to correspond to the targetm.sched.adjust_cost hook.  
	Update use in TARGET_SCHED_ADJUST_COST_2.
	(TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
	(ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
	new scheduler dependencies lists.
	(ia64_gen_check): Ditto.

	* config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
	dependencies lists.
	
	* config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
	signature to correspond to the targetm.sched.is_costly_dependence hook.
	(is_costly_group): Update to use new scheduler dependencies lists.

	* config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
	instead of INSN_COST () macro.

From-SVN: r121494

From-SVN: r121493

trans-array.c (gfc_conv_expr_descriptor): We don't need to use a temporary array to pass a constant non-character array...


	* trans-array.c (gfc_conv_expr_descriptor): We don't need to use
	a temporary array to pass a constant non-character array constructor.
	Generalize the descriptor generation code to handle scalarizer
	"info" without an array reference.

From-SVN: r121491

	* dependency.c (gfc_check_dependency) <EXPR_ARRAY>: Implement
	dependency checking for array constructors.

	* gfortran.dg/dependency_20.f90: New test case.

From-SVN: r121490

	* trans-stmt.c (compute_overall_iter_number): Document function
	arguments.  Generalize "unconditional forall nest with constant
	bounds" optimization to eliminate unconditional inner loops with
	constant bounds.

From-SVN: r121489

	* pa.md (tp_load): Correct mfctl instruction syntax.

From-SVN: r121487

	* config/rs6000/rs6000.c (rs6000_stack_info): Correct
	altivec_padding_size calculation on AIX.  Improve comment, add
	assert to verify that it's right.

From-SVN: r121485