From-SVN: r35425

	* i386.c (legitimate_address_p): Accept other bases than
	pic_offset_table_rtx for GOTOFF constructs.

From-SVN: r35424

From-SVN: r35423

From-SVN: r35422

	* cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
	cppspec.c: Do not use 'legal' or 'illegal' in error messages
	and comments.

	* cppmain.c (cb_define, cb_undef): Don't generate any output
	if not done_initializing.
	* cpplex.c (maybe_paste_with_next): When the token after a ##
	is an omitted rest argument, only delete the token before it
	if that token is a comma.  Do not warn about bogus token
	pastes for , ## rest_arg.

	* cpp.texi: Update.
	* cpp.1: Regenerate.

	* gcc.dg/cpp/macsyntx.c: Fix error regexp.

From-SVN: r35421

        * config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
        when user gives -p option.  Add init_term_dyn.o for BeOS 5.0
        and later.

        * config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
        Be directories to search path.

        Remove support for __declspec(dllimport) and __declspec(dllexport).
        This is leftover cruft from the earlier BeOS gcc port when BeOS
        used Microsoft's PE object file format.
        * configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
        * config/i386/t-beos (winnt.o): Remove Makefile frag.
        * config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
        (VALID_MACHINE_DECL_ATTRIBUTE): Remove.
        (VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
        (MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
        (REDO_SECTION_INFO_P): Remove.
        (ASM_EXPORT_DECL): Remove.
        (ASM_DECLARE_FUNCTION_NAME): Remove.
        (ASM_DECLARE_OBJECT_NAME): Remove.
        (ASM_OUTPUT_ALIGNED_COMMON): Remove.
        (ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
        (ASM_OUTPUT_ALIGNED_LOCAL): Remove.
        (STRIP_NAME_ENCODING): Remove.

        Remove support for obsolete version of BeOS that is no longer
        supported by Be.
        * configure.in (i*86-*-beospe*): Remove.
        * config/i386/beos-pe.h: Remove.

From-SVN: r35420

	* Makefile.in (OBJS): Added dce.o.
	(ssa.o): Updated target to include ssa.h.
	(flow.o): Likewise.
	(toplev.o): Likewise.
	(dce.o): Created target.
	* basic-block.h: Added comments.
	(INVALID_BLOCK): Added definition.
	(connect_infinite_loops_to_exit): Added declaration.
	Moved SSA declarations to ssa.h.
	* flow.c: Added inclusion of ssa.h.
	(struct depth_first_search_dsS, depth_first_search_ds):
	Added definitions.
	(compute_immediate_postdominators): Added definition.
	(connect_infinite_loops_to_exit): Likewise.
	(flow_dfs_compute_reverse_init): Likewise.
	(flow_dfs_compute_reverse_add_bb): Likewise.
	(flow_dfs_compute_reverse_execute): Likewise.
	(flow_dfs_compute_reverse_finish): Likewise.
	* rtl.h (rtx/in_struct): Added use to determine insn necessity.
	(LABEL_P): Added definition.
	(JUMP_P): Likewise.
	(NOTE_P): Likewise.
	(BARRIER_P): Likewise.
	(JUMP_TABLE_DATA_P): Likewise.
	(INSN_DEAD_CODE_P): Likewise.
	* ssa.c: Replaced inclusions with ssa.h inclusion.
	(CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
	(rename_registers): Removed unnecessary variables.
	* ssa.h: Created by moving declarations from ssa.c and
	basic-block.h.
	* timevar.def: Defined TV_DEAD_CODE_ELIM.
	* toplev.c: Added ssa.h inclusion.
	(dump_file_index): Added DFI_dce.
	(dump_file): Added "dce" entry.
	Defined flag_ssa.
	(f_options): Added dce entry.
	* invoke.texi: Document -fdce.  Emphasize experimental status of
	-fssa.

Co-Authored-By: Mark Mitchell <mark@codesourcery.com>

From-SVN: r35419

2000-08-02  Bryce McKinlay  <bryce@albatross.co.nz>

        * interpret.cc (_Jv_InterpMethod::continue1): Type of `fun' changed
	to match C declaration in ffi.h.
	* Makefile.am: Add java/awt/Button.java.
	* Makefile.in: Rebuilt.

2000-07-29  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * java/lang/reflect/natMethod.cc (_Jv_CallAnyMethodA): Type of the
        cast of the second argument to `ffi_raw_call' changed to match
        prototype.

2000-07-26  Alexandre Petit-Bianco  <apbianco@cygnus.com>

        * jni.cc (_Jv_JNIMethod::call): Type of the cast of the second
        argument to `ffi_raw_call' changed to match prototype.

From-SVN: r35418

From-SVN: r35417

From-SVN: r35416

	* cpperror.c (v_message): Split into _cpp_begin_message and
	v_message macro.  All callers updated.
	(_cpp_begin_message): Do inhibit_errors/inhibit_warnings
	checks here.

	* cppfiles.c (cpp_syshdr_flags): New function.
	(read_include_file): Don't call cpp_output_tokens.  Call
	enter_file hook.
	* cppinit.c (dump_macros_helper): Moved to cppmain.c.
	(cpp_reader_init): Don't initialize token_buffer.  Call
	_cpp_init_internal_pragmas.
	(cpp_cleanup): Don't clear token_buffer.
	(cpp_start_read): Don't worry about output from -D processing.
	Don't call cpp_output_tokens.
	(cpp_finish): Don't dump macros here.  Don't call
	cpp_output_tokens.
	* cppmacro.c (_cpp_dump_definition): Rename
	cpp_dump_definition.  Write directly to a FILE *.
	(dump_funlike_macro): Delete.
	(dump_macro_args): New.

	* cpplex.c (TOKEN_LEN): Convert to inline function.
	(_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
	cpp_scan_line, _cpp_dump_list): Delete.
	(cpp_printf, cpp_output_list): New.
	(output_line_command): Don't worry about entering or leaving files.
	(cpp_scan_buffer): Just output each token as we hit it.
	(process_directive): Don't call cpp_output_tokens.
	(_cpp_glue_header_name): Don't use token_buffer.
	(output_token, dump_param_spelling): Write directly to a FILE *.

	* cpplib.c (pass_thru_directive, dump_macro_name,
	pragma_dispatch, do_pragma_gcc): Delete.
	(do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
	do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
	functions.
	(do_error, do_warning, pragma_dependency): Call
	_cpp_begin_message, then cpp_output_list.
	(cpp_register_pragma, cpp_register_pragma_space,
	_cpp_init_internal_pragmas): New.
	(do_pragma): Walk the pragmas table here.
	(do_pragma_once, do_pragma_poison, do_pragma_system_header,
	do_pragma_dependency): Return void.
	(do_pragma_implementation): Moved to cppmain.c.

	* cpplib.h: Update prototypes.
	 (struct cpp_reader): Remove printer, token_buffer,
	token_buffer_size, and limit.  Add struct cb, and pragmas.
	(struct cpp_printer): Remove last_id and written.
	(CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
	CPP_ADJUST_WRITTEN): Delete.
	* cpphash.h: Update prototypes.
	(ufputs): New wrapper.

	* cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
	cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
	(main): Set up callbacks.  Register #pragma implementation.
	Dump macros from here.

From-SVN: r35415

* rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
* rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
* flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
insns if they have a REG_MAYBE_DEAD note attached.
* config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
(rs6000_emit_load_toc_table): TOC loads may go dead.

From-SVN: r35414

	* config/ia64/ia64.c (ia64_function_arg): Fix last change.  Verify
	type exists before using it.  Use number of words as alignment
	otherwise.
	(ia64_function_arg_partial_nregs, ia64_function_arg_advance,
	ia64_va_arg): Propagate ia64_function_args changes here.

From-SVN: r35413

        * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
        * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.

From-SVN: r35412

	* sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
	* sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
	unless TARGET_SH3E is set.
	* t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.

	* sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
	(ashlsi3_std): New pattern.
	(ashlsi3 expander): Use it for TARGET_SH3.
	* sh.c (gen_ashift): Use it instead of ashlsi3_k.

From-SVN: r35411

2000-08-01  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* docs/install.html: Edit bits about requiring a special version
	of the autotools.

From-SVN: r35410

	* loop.c (canonicalize_condition):  use destination, not source to
	determine set's mode.

From-SVN: r35409

From-SVN: r35408

2000-07-31  Benjamin Kosnik  <bkoz@cygnus.com>

	* libio/fileops.cc: Update to current glibc sources.
	* libio/genops.c: Same.
	* libio/iofwide.c: Same.
	* libio/libio.h: Same.
	* libio/libioP.h: Same.
	* libio/wfiledoalloc.c: Same.
	* libio/wgenops.c: Same.

From-SVN: r35407

From-SVN: r35406

* ltconfig, ltmain.sh: Update from libtool multi-language branch.
* ltcf-c.sh (need_lc): Fix test message.  Set wl for archive_cmds.
(ac_cv_prog_cc_pic): Don't print `cached' without `checking'.
* ltcf-cxx.sh (need_lc): Set based on postdeps.

From-SVN: r35405

        * loop.c (check_dbra_loop): Make change from July 17, 2000 work
        on targets which need more than one insn for a compare/cbranch
        operation.

From-SVN: r35404

        * gcc-c-torture/execute/20000731-2.c: New test.
Fix will be applied shortly...

From-SVN: r35403

From-SVN: r35402

	* config/ia64/ia64.c (ia64_function_arg): Use alignment not size
	when computing offset.

From-SVN: r35401

From-SVN: r35400

        * gcc.c-torture/execute/20000731-1.c: New test.
        * gcc.c-torture/execute/20000731-1.x: Expected to fail for i?86-*-*.

From-SVN: r35399

From-SVN: r35398

From-SVN: r35397

* flow.c (clear_log_links): Nuke global_live_at_start and
global_live_at_end data, since if the log_links stuff is invalid
so is global_live_at_*.

From-SVN: r35396

From-SVN: r35395

2000-07-31  Jakub Jelinek  <jakub@redhat.com>

	* cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
	(_cpp_get_token): Don't macro expand a just pasted token if it
	was pasted at no_expand_level.

	* testsuite/gcc.dg/cpp/paste7.c: New test.

2000-07-31  Zack Weinberg  <zack@wolery.cumb.org>

	* cppmacro.c (find_param, count_params, save_expansion):
	Permit 'defined' as a macro parameter name.

From-SVN: r35394

From-SVN: r35393

From-SVN: r35392

From-SVN: r35391

* configure.in (qCXX_FOR_TARGET): Quote `&' characters in
CXX_FOR_TARGET for sed.

From-SVN: r35390

	* Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
	xcpp to cpp throughout.
	(native): Remove unnecessary dependency on cpp.

	* gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
	tradcpp to tradcpp0.
	(.i spec): Add missing output-file spec to cc1 command line.

	* ch/lang-specs.h, cp/lang-specs.h, f/lang-specs.h,
	objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.

From-SVN: r35389

	* gcc.dg/c90-digraph-1.c: Restore { dg-do run } marker.
	* gcc.dg/noncompile/990416-1.c: Do not expect an implicit-
	declaration warning for __builtin_dwarf_reg_size.

From-SVN: r35387

	* c-decl.c (mesg_implicit_function_declaration): Init to -1.
	(implicit_decl_warning): New function.
	(implicitly_declare): Use it.
	* c-typeck.c (build_external_ref): Use implicit_decl_warning
	to complain about implicit decls of builtins.

	* c-lang.c (lang_init): Set mesg_implicit_function_declaration
	based on pedantic && flag_isoc99, if not already set.
	* c-tree.h: Declare mesg_implicit_function_declaration.
	Prototype implicit_decl_warning.

	* gcc.dg/c99-impl-decl-1.c: No longer XFAIL.

From-SVN: r35385

	* Makefile.in (ssa.o): Updated header files in dependences.
	* basic-block.h: Added compute_immediate_postdominators declaration.
	* config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
	definition.
	* flow.c (compute_immediate_dominators): Updated comment.
	(compute_immediate_postdominators): Added definition.
	* rtl.h (HARD_REGISTER_P): Added definition.
	* ssa.c: Include additional header files.
	(assert): Added definition.
	(ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
	include select hard registers.
	(ssa_rename_to_insert): Likewise.
	(ssa_rename_from_initialize): Likewise.
	(ssa_rename_from_lookup): Likewise.
	(original_register): Likewise.
	(ssa_rename_from_insert): Added to reimplement ssa_rename_from to
	include select hard reigsters.
	(ssa_rename_from_traverse): Likewise.
	(ssa_rename_from_free): Likewise.
	(ssa_rename_from_print): Likewise.
	(ssa_rename_from_print_1): Likewise.
	(ssa_rename_from_hash_function): Likewise.
	(ssa_rename_from_equal): Likewise.
	(ssa_rename_from_delete): Likewise.
	(simplify_to_immediate_dominators): Removed in favor of
	flow.c:compute_immediate_dominators.
	(find_evaluations_1): Modified to work with hard registers.
	(insert_phi_node): Likewise.
	(insert_phi_nodes): Likewise.
	(struct rename_set_data): Updated prev_reg comment.
	(create_delayed_rename): Modified to work with hard registers.
	(RENAME_NO_RTX): Updated comment.
	(apply_delayed_renames): Modified to work with hard registers.
	(rename_insn_1): Likewise and added handling of CLOBBER rtls.
	(rename_block): Updated to use revised ssa_rename_to interface.
	(rename_registers): Updated to use revised ssa_rename_to and
	ssa_rename_from interface.
	(convert_to_ssa): Revised to use compute_immediate_dominators and
	deal with hard registers.
	(make_regs_equivalent_over_bad_edges): Modified to work with hard
	registers.  Added check for illegal unification of hard register.
	(make_equivalent_phi_alternatives_equivalent): Modified to work
	with hard registers.
	(compute_conservative_reg_partition): Likewise.
	(coalesce_if_unconflicting): Modified to work with hard registers
	and check for conflicting hard registers.
	(mark_phi_and_copy_regs): Revised loop to work only on pseudo
	registers.
	(rename_equivalent_regs_in_insn): Modified to work with hard
	registers.
	(record_canonical_element_1): Added definition.
	(check_hard_regs_in_partition): Added definition.
	(convert_from_ssa): Added data structure deallocation and check
	for illegal hard register unification.
	(conflict_hard_regs_p): Added definition.
	* toplev.c (rest_of_compilation): Added comment.

From-SVN: r35384