shared version of libobjc run correctly.

From-SVN: r35531

	* c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
	CTI_UNSIGNED_PTRDIFF_TYPE.
	(signed_size_type_node): Define.
	(unsigned_ptrdiff_type_node): Define.
	* c-decl.c (init_decl_processing): Create the
	signed_size_type_node and unsigned_ptrdiff_type_node types.
	* c-common.c (T_SC): Define.
	(T_SST): Define.
	(T_UPD): Define.
	(print_char_table): Use T_SST for %zd, %zi, %zn.  Use T_UPD for
	%to, %tu, %tx, %tX.  Allow %hhn (T_SC).  Add "c" to the flags for
	%s and %p.
	(scan_char_table): Use T_SC for %hhd, %hhi, %hhn.  Use T_SST for
	%zd, %zi, %zn.  Use T_UPD for %to, %tu, %tx, %tX.  Add "c" to the
	flags for %c, %s and %[.
	(check_format_info): Only allow leniency for signedness of targets
	of character pointers (when pedantic) for formats flagged with
	"c", so for strings but not for %hh formats.  When pedantic, don't
	allow character pointers to substitute for void pointers if a
	second level of indirection is present.

testsuite:
	* gcc.dg/c99-printf-1.c: New test.

From-SVN: r35530

	* invoke.texi (Options for Debugging Your Program or GCC): Update
	the names of dump files.

From-SVN: r35529

From-SVN: r35528

        * h8300.c (dosize): Rearrange code for conciseness.
        (split_adds_subs): Likewise.

From-SVN: r35527

From-SVN: r35526

From-SVN: r35525

From-SVN: r35524

From-SVN: r35523

From-SVN: r35522

        * stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
        HAVE_nonlocal_goto as well.
        * config/i960/i960.md (nonlocal_goto): Don't do it here.
        * config/pj/pj.md (nonlocal_goto): Likewise.

From-SVN: r35521

 	* loop.c (try_swap_copy_prop): New function.
	(load_mems): Rename copies to load_copies and add new regset
	store_copies.  Check for sets of shadow registers and mark
	in store_copies.   Call try_swap_copy_prop for registers
	marked in store_copies.

From-SVN: r35520

Sun Aug  6 00:54:42 2000  Ovidiu Predescu  <ovidiu@cup.hp.com>

	* objc/objc-act.c: New command line option -fconstant-string-class
	to allow specifying a user defined constant string class,
	different from NXConstantString.

	* toplev.c: Moved the Objective-C specific options to
	objc/lang-options.h.

	* objc/lang-options.h: Moved the Objective-C specific options from
	toplev.c. Added -fconstant-string-class.

From-SVN: r35519

New command line option -fconstant-string-class to allow specifying a user defined constant string class...

New command line option -fconstant-string-class to allow specifying a
user defined constant string class, different from NXConstantString.

From-SVN: r35518

From-SVN: r35517

Moved the Objective-C specific options from toplev.c. Added
-fconstant-string-class to allow specifying a user defined constant
string class, different from NXConstantString.

From-SVN: r35516

lang-options.h: Added a comma after the last element to avoid syntax
errors when other languages define additional options.

From-SVN: r35515

languages define additional options.

From-SVN: r35514

From-SVN: r35513

	* java/io/PrintWriter.java: Merged comments from Classpath.
	(printlnUnsynchronized): Removed.
	(println()): Print the separator.
	(println): Call println(), not printlnUnsynchronized.
	(out): Now protected, to match spec.

From-SVN: r35512

	* java/io/StreamTokenizer.java (TT_NONE): Now private.
	(nextToken): Handle backslashed newline.  From Oskar Liljeblad.
	For PR java.io/301.

From-SVN: r35511

elf.h (CTOR_LIST_BEGIN, [...]): change type of __CTOR_LIST__ from func_ptr array to just func_ptr...

        * mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
        DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
        __CTOR_LIST__ from func_ptr array to just func_ptr, to
        avoid extra alignment imposed on arrays.
        * mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
        DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.

From-SVN: r35510

        * mips.h: Clean up comments and spacing near MASKs.
        (TARGET_UNIX_ASM): Delete.
        (MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
        MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
        values contiguous.

From-SVN: r35509

From-SVN: r35508

c-common.c (print_char_table): Add entries for the X/Open ' format flag (print decimals with locale's...

	* c-common.c (print_char_table): Add entries for the X/Open '
	format flag (print decimals with locale's thousands grouping
	character).  Make %C expect wint_t.
	(check_format_info): If pedantic, warn when the %n$ operand
	number form is used.  Allow for the ' flag; warn about it if
	pedantic.

From-SVN: r35507

	* i386.h (FUNCTION_OK_FOR_SIBCALL):  Not OK if DECL's return
	type is a float mode, cfun->decl's return type is not, and
	TARGET_FLOAT_RETURNS_IN_80387.

	* gcc.c-torture/execute/20000731-1.x: Delete.

From-SVN: r35506

From-SVN: r35505

From-SVN: r35504

2000-08-04  Jeffrey D. Oldham  <oldham@codesourcery.com>

	* inc/cxxabi.h (__pbase_type_info): Changed member names to match
	specifications.
	(__pointer_to_member_type_info): Likewise.
	(__base_class_info): Likewise.
	(__class_type_info): Likewise.
	(__si_class_type_info): Likewise.
	(__vmi_class_type_info): Likewise.
	* tinfo.cc (__si_class_type_info::__do_find_public_src):
	Changed member names to match specifications.
	(__vmi_class_type_info::__do_find_public_src): Likewise.
	(__si_class_type_info::__do_dyncast): Likewise.
	(__vmi_class_type_info::__do_dyncast): Likewise.
	(__si_class_type_info::__do_upcast): Likewise.
	(__vmi_class_type_info::__do_upcast): Likewise.
	* tinfo2.cc (__pbase_type_info::__do_catch): Likewise.
	(__pbase_type_info::__pointer_catch): Likewise.
	(__pointer_type_info::__pointer_catch): Likewise.
	(__pointer_to_member_type_info::__pointer_catch): Likewise.

From-SVN: r35503

	* aclocal.m4: Replace copy of ../libtool.m4 with
	sinclude(../libtool.m4).

From-SVN: r35502

2000-08-04  Andreas Schwab  <schwab@suse.de>

	* cppmain.c (cb_def_pragma): Skip the first two tokens from the
	token list, which are always `#' and `pragma'.

2000-08-04  Zack Weinberg  <zack@wolery.cumb.org>

	* tree.c (tree_expr_nonnegative_p): Move to...
	* fold-const.c: ... here.  Also handle BIND_EXPR and RTL_EXPR.
	(rtl_expr_nonnegative_p): New.
	* tree.h: Add prototype for rtl_expr_nonnegative_p.

	* real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
	CONST_DOUBLE_CHAIN: Move to...
	* rtl.h: ...here.  Use XCINT/XCEXP.

	* Makefile.in: Remove toplev.o from OBJS.  Add rule to make
	libbackend.a; add libbackend.a to STAGESTUFF.  Add BACKEND
	variable.  Use BACKEND when linking cc1, not OBJS.  Add BACKEND
	to VOL_FILES.

	* objc/Make-lang.in (cc1obj): Link with $(BACKEND).

ch:
	* Make-lang.in (cc1chill): Depend on $(BACKEND), not stamp-objlist.
	* Makefile.in (cc1chill): Link with $(BACKEND).  Define BACKEND,
	eliminate C_OBJS (was commented out), OBJS, OBJDEPS.
cp:
        * Make-lang.in (cc1plus): Depend on $(BACKEND), not stamp-objlist.
        * Makefile.in: Add C_OBJS, BACKEND; delete OBJS, OBJDEPS.
        (cc1plus): Link with $(BACKEND) and $(C_OBJS).
f:
	* Make-lang.in (f771): Depend on $(BACKEND), not stamp-objlist.
	* Makefile.in: Add BACKEND; delete OBJS, OBJDEPS.
	(f771): Link with $(BACKEND).
java:
	* Make-lang.in (jc1, jv-scan): Depend on $(BACKEND), not stamp-objlist.
	* Makefile.in: Add BACKEND; delete OBJS, OBJDEPS.
	(jc1): Link with $(BACKEND).
	(jv-scan): Depend on version.o, not all of $(OBJS) or $(BACKEND).

From-SVN: r35501

	* lib/gcc-dg.exp: Set up TORTURE_OPTIONS, torture_with_loops,
	and torture_without_loops as is done by c-torture.exp.
	(search_for): Copy from c-torture.exp.
	(gcc-dg-runtest): New function, drives a directory of tests
	iterating over the TORTURE_OPTIONS.
	(scan-assembler, scan-assembler-not): Move here from
	individual directory drivers.

	* gcc.dg/dg.exp: scan-assembler, scan-assembler-not now
	defined by lib/gcc-dg.exp.
	* gcc.dg/cpp/cpp.exp: Likewise.
	* gcc.dg/noncompile/noncompile.exp: Likewise.  Use
	gcc-dg-runtest, so we cycle over optimization options.

	* gcc.dg/cpp/20000625-2.c: Expect warning on line 8, not 9.
	* gcc.dg/compare2.c: No longer expected to fail.

From-SVN: r35500

From-SVN: r35499

        * pt.c (do_type_instantiation): Add complain parm; don't complain
        if called recursively.
        * cp-tree.h, parse.y: Adjust.

From-SVN: r35498

2000-08-05  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

        * config/c4x/c4x.md (return_indirect_internal): New.
        * config/c4x/c4x.c (c4x_expand_epilogue): Use it.

From-SVN: r35497

	* c-common.c (time_char_table): Mark up formats added in C99 and
	make other corrections.  %D and %g were added in C99.  %Og is an
	extension.  %EX is permitted.  %R, %T, %n, %r, %t were added in
	C99.  %e was added in C99.  %Oj is an extension.  %G and %z are in
	C99 rather than GNU extensions, but %OG and %Oz are extensions.
	%h was added in C99.  %C was added in C99.  %OY and %OC are
	extensions.  Add the C99 format %F.
	(check_format_info): If pedantic and not in C99 mode, warn for C99
	formats, %E and %O.

From-SVN: r35496

	* function.c (schedule_fixup_var_refs): New function, broken out
	of put_reg_into_stack.
	(put_reg_into_stack): Use it.
	(put_var_into_stack): In CONCAT case, fixup up references for
	components only after fixing up references to the whole concat.
testsuite:
	* gcc.c-torture/execute/20000804-1.c: New test.

From-SVN: r35495

	* alias.c (mark_constant_function): Use INSN_P.
	(init_alias_analysis): Likewise.
	* combine.c (combine_instructions): Use INSN_P.
	(can_combine_p): Likewise.
	(try_combine): Likewise.
	(distribute_notes): Likewise.
	(distribute_links): Likewise.
	* cse.c (cse_around_loop): Use INSN_P.
	(invalidate_skipped_block): Likewise.
	(cse_set_around_loop): Likewise.
	(cse_end_of_basic_block): Likewise.
	(delete_trivially_dead_insns): Likewise.
	* emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
	(unshare_all_rtl_1): Likewise.
	(next_cc0_user): Likewise.
	(try_split make_insn_raw): Likewise.
	(remove_unnecessary_notes): Likewise.
	* final.c (shorten_branches): Use INSN_P.
	(leaf_renumber_regs): Likewise.
	(leaf_renumber_regs_insn): Likewise.
	* flow.c (find_label_refs): Use INSN_P.
	(verify_wide_reg): Likewise.
	(notice_stack_pointer_modification): Likewise.
	(count_or_remove_death_notes): Likewise.
	(verify_flow_info): Likewise.
	(clear_log_links): Likewise.
	* function.c (fixup_var_refs_insns): Use INSN_P.
	(compute_insns_for_mem): Likewise.
	* gcse.c (alloc_gcse_mem): Use INSN_P.
	(compute_sets): Likewise.
	(compute_hash_table): Likewise.
	(classic_gcse): Likewise.
	(cprop): Likewise.
	(insert_insn_end_bb): Likewise.
	(delete_null_pointer_checks_1): Likewise.
	* global.c (expand_preferences): Use INSN_P.
	(build_insn_chain): Likewise.
	* graph.c (node_data): Use INSN_P.
	* haifa-sched.c (priority): Use INSN_P.
	(rm_line_notes): Likewise.
	(rm_other_notes): Likewise.
	(find_insn_reg_weight): Likewise.
	(init_target_units): Likewise.
	(schedule_block): Likewise.
	(compute_block_forward_dependences): Likewise.
	(debug_dependencies): Likewise.
	(set_priorities): Likewise.
	* integrate.c (function_cannot_inline_p): Use INSN_P.
	(save_parm_insns): Likewise.
	(copy_insn_list): Likewise.
	* jump.c (mark_all_labels): Use INSN_P.
	(never_reached_warning): Likewise.
	* lcm.c (optimize_mode_switching): Use INSN_P.
	* local-alloc.c (validate_equiv_mem): Use INSN_P.
	(memref_used_between_p): Likewise.
	(update_equiv_regs): Likewise.
	(block_alloc): Likewise.
	(no_conflict_p): Likewise.
	* loop.c (scan_loop): Use INSN_P.
	(find_and_verify_loops): Likewise.
	(count_loop_regs_set): Likewise.
	(loop_reg_used_before_p): Likewise.
	(strength_reduce): Likewise.
	(recombine_givs): Likewise.
	(check_dbra_loop): Likewise.
	(load_mems): Likewise.
	(try_copy_prop): Likewise.
	* print-rtl.c (print_rtx): Use INSN_P.
	* recog.c (find_single_use): Use INSN_P.
	* reg-stack.c (stack_regs_mentioned): Use INSN_P.
	(next_flags_user): Likewise.
	(swap_rtx_condition): Likewise.
	* regmove.c (mark_flags_life_zones): Use INSN_P.
	(optimize_reg_copy_1): Likewise.
	(optimize_reg_copy_2): Likewise.
	(optimize_reg_copy_3): Likewise.
	(reg_is_remote_constant_p): Likewise.
	(fixup_match_2): Likewise.
	(regmove_optimize): Likewise.
	(fixup_match_1): Likewise.
	* regrename.c (build_def_use): Use INSN_P.
	(replace_reg_in_block): Likewise.
	(consider_use): Likewise.
	* reload.c (find_equiv_reg): Use INSN_P.
	* reload1.c (reload): Use INSN_P.
	(maybe_fix_stack_asms): Likewise.
	(calculate_needs_all_insns): Likewise.
	(reload_as_needed): Likewise.
	(emit_output_reload_insns): Likewise.
	(delete_address_reloads_1): Likewise.
	(reload_cse_regs_1): Likewise.
	(reload_combine): Likewise.
	(reload_cse_move2add): Likewise.
	* reorg.c (redundant_insn): Use INSN_P.
	(dbr_schedule): Likewise.
	* resource.c (find_dead_or_set_registers): Use INSN_P.
	(mark_target_live_regs): Likewise.
	* rtlanal.c (reg_used_between_p): Use INSN_P.
	(reg_referenced_between_p): Likewise.
	(reg_set_between_p): Likewise.
	(reg_set_p): Likewise.
	(single_set): Likewise.
	(multiple_sets): Likewise.
	(find_last_value): Likewise.
	(reg_set_last): Likewise.
	(find_reg_note): Likewise.
	(find_regno_note): Likewise.
	* sibcall.c (sequence_uses_addressof): Use INSN_P.
	* simplify-rtx.c (cselib_process_insn): Use INSN_P.
	* ssa.c (find_evaluations): Use INSN_P.
	(rename_block): Likewise.
	(rename_equivalent_regs): Likewise.
	* unroll.c (loop_find_equiv_value): Use INSN_P.
	(set_dominates_use): Likewise.
	* varasm.c (mark_constant_pool): Use INSN_P.
	(mark_constants): Likewise.
	* config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
	(alphaev4_next_group): Likewise.
	(alphaev5_next_group): Likewise.
	* config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
	(c4x_rptb_rpts_p): Likewise.
	* config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
	* config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
	(rs6000_adjust_priority): Likewise.
	* config/sh/sh.c (sh_loop_align): Use INSN_P.
	(machine_dependent_reorg): Likewise.
	(split_branches): Likewise.
	* config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.

From-SVN: r35494

From-SVN: r35493

combine.c (recog_for_combine): Remove the old notes prior to attempting to recognize the new pattern.

        * combine.c (recog_for_combine): Remove the old notes
        prior to attempting to recognize the new pattern.
        (distribute_notes): Ignore REG_NONNEG notes.

From-SVN: r35492