From-SVN: r53581

        * decl2.c (import_export_decl): If we clear
        DECL_NOT_REALLY_EXTERN, make sure DECL_EXTERNAL is set.

From-SVN: r53576

	* cppinit.c (struct builtin): Remove unused fields.
	(CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
	(operator_array): New - was second half of builtin_array.
	(init_builtins): Simplify loop over builtin_array/operator_array.

From-SVN: r53574

	* defaults.h (UNIQUE_SECTION): Remove.
	* system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.

From-SVN: r53573

        * expr.c (init_expr_once): Don't use start/end_sequence.
        Use rtx_alloc instead of emit_insn.
        * toplev.c (lang_dependent_init): Run init_expr_once here ...
        (lang_independent_init): ... not here.

From-SVN: r53572

From-SVN: r53570

	* config/avr/avr.c (avr_regs_to_save): New function.  Also check
	for fixed registers, possibly used for global register variables.
	(initial_elimination_offset, avr_output_function_prologue,
	avr_output_function_epilogue):  Move common code to avr_regs_to_save.

From-SVN: r53569

	* Makefile.in: Update for cpptrad.c.
	* cpphash.h (struct cpp_buffer): New members for buffer
	overlays.
	(struct cpp_reader): New members for traditional output.
	(_cpp_read_logical_line, _cpp_overlay_buffer): New.
	* cppinit.c (cpp_create_reader): Set trad_line.
	(cpp_destroy): Free trad_out_base if used.
	(cpp_read_main_file): Overlay an empty buffer if traditional.
	(cpp_finish_options): Don't do builtins.
	(COMMAND_LINE_OPTIONS): Add -traditional-cpp.
	(cpp_handle_option): Handle it.
	* cpplex.c (continue_after_nul): New.
	(_cpp_lex_direct): Use handle_nul.
	* cpplib.h (struct cpp_options): New traditional option.
	* cpptrad.c: New file.

From-SVN: r53568

	* c-common.c (c_common_init_options): Use C89 for Objective-C,
	and set the options flag.
	* cppinit.c (lang_flags): Remove objc.
	(lang_defaults): Remove OBJC and OBJCXX.
	(set_lang): Update.
	(COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
	(cpp_handle_option): Remove -+ and -lang-objc++.
	For ObjC, just set a flag.
	(print_help): Update.
	* cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.

From-SVN: r53566

	* doc/install.texi (Specific, mips-sgi-irix6): Document need to
	bootstrap with -mips3.

From-SVN: r53564

	* final.c: Fix formatting.
	* fix-header.c: Likewise.
	* flow.c: Likewise.
	* fold-const.c: Likewise.
	* function.c: Likewise.

From-SVN: r53563

2002-05-17  David S. Miller  <davem@redhat.com>

	PR c/6689, PR optimization/6615
	* local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
	and make it a pointer to rtx.  Update comments.
	(update_equiv_regs): When scanning for equivalences, record
	address of SET_SRC (set) in reg_equiv[].src_p.  Dereference
	it while making the equiv replacements.

From-SVN: r53561

From-SVN: r53559

	* config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
	when encoding visibility into SYMBOL_REF_FLAG.

From-SVN: r53558

From-SVN: r53556

	* doc/install.texi (Testing): Mention two common DejaGnu warnings
	that can be ignored.

	* doc/install.texi (Final install): Recommend to install into a
	"clean" target directory.

From-SVN: r53552

        * config/ia64/ia64.md: Use braced strings instead of quoted strings
        for code blocks.  Tidy whitespace.

From-SVN: r53551

	* hooks.c (hook_tree_bool_false): New.
	* hooks.h: Declare it.
	* target-def.h (TARGET_ASM_SELECT_SECTION): New.
	(TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
	* target.h (select_section, unique_section): New.
	(in_small_data_p): New.
	* varasm.c (resolve_unique_section): Use hooks instead of macros.
	(variable_section, output_constant_def_contents): Likewise.
	(default_select_section, default_unique_section): New.
	(categorize_decl_for_section, default_elf_select_section): New.
	* output.h: Declare them.

	* config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
	(TARGET_ASM_SELECT_SECTION): New.
	(SELECT_SECTION): Move ...
	* config/darwin.c (machopic_select_section): ... here.
	* config/darwin-protos.h: Update.

	* config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
	(SELECT_SECTION): Move ...
	* config/nextstep.c (nextstep_select_section): ... here.
	* config/nextstep-protos.h: Update.

	* config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION): New.
	* config/svr3.h (SELECT_SECTION): Remove.

	* config/alpha/alpha.c (unicosmk_unique_section): Make static.
	(TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
	(TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
	(alpha_encode_section_info): Use it.
	* config/alpha/alpha-protos.h: Update.
	* config/alpha/elf.h (DO_SELECT_SECTION): Remove.
	(SELECT_SECTION, UNIQUE_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION): New.
	* config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.

	* config/arm/pe.h (UNIQUE_SECTION): Remove.
	(TARGET_ASM_UNIQUE_SECTION): New.

	* config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
	(avr_unique_section): Rename from unique_section; make static.
	* config/avr/avr-protos.h: Update.
	* config/avr/avr.h (UNIQUE_SECTION): Remove.

	* config/c4x/c4x.h (SELECT_SECTION): Remove.

	* config/i386/cygwin.h (UNIQUE_SECTION): Remove.
	(TARGET_ASM_UNIQUE_SECTION): New.
	* config/i386/i386-interix.h: Likewise.
	* config/i386/win32.h: Likewise.
	* config/i386/djgpp.h (UNIQUE_SECTION): Remove.
	* config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
	* config/i386/sco5.h (SELECT_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION): New.
	* config/i386/svr3gas.h (SELECT_SECTION): Remove.

	* config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
	instead of SELECT_SECTION.
	* config/m68k/dpx2.h: Likewise.
	* config/rs6000/lynx.h: Likewise.

	* config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
	* config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
	(ia64_in_small_data_p): New.
	(ia64_encode_section_info): Use it.  Reorganize overlarge conditional.
	(ia64_aix_select_section, ia64_aix_unique_section): New.
	* config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
	(SELECT_SECTION, UNIQUE_SECTION): Remove.

	* config/m32r/m32r.h (SELECT_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION): New.
	* config/m32r/m32r.c (m32r_select_section): Take align argument.
	* config/m32r/m32r-protos.h: Update.

	* config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
	(SELECT_SECTION): Move ...
	* config/m88k/m88k.c (m88k_select_section): ... here.

	* config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
	* config/mcore/mcore.h (UNIQUE_SECTION): Remove.
	* config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
	(mcore_unique_section): Make static.
	* config/mcore/mcore-protos.h: Update.

	* config/mips/elf.h (UNIQUE_SECTION): Remove.
	(TARGET_ASM_UNIQUE_SECTION): New.
	* config/mips/elf64.h: Likewise.
	* config/mips/iris6gld.h: Likewise.
	* config/mips/linux.h: Likewise.
	* config/mips/mips-protos.h: Update.
	* config/mips/mips.c (mips_select_section): Add align argument.
	* config/mips/mips.h (SELECT_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION): New.

	* config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
	* config/mmix/mmix.c (mmix_select_section): Remove.
	(mmix_unique_section): Remove.
	* config/mmix/mmix-protos.h: Update.

	* config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
	(SELECT_SECTION): Move ...
	* config/pa/pa.c (pa_select_section): ... here.
	* config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.

	* config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
	from rs6000_select_section and make static.
	(rs6000_elf_unique_section): Similarly.
	(rs6000_xcoff_select_section): From xcoff.h.
	(rs6000_xcoff_unique_section): Likewise.
	* config/rs6000/rs6000-protos.h: Update.
	* config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
	(TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
	* config/rs6000/xcoff.h: Likewise.

	* config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
	(SELECT_SECTION): Move ...
	* config/sparc/sparc.c (sparc_aout_select_section): ... here.

	* config/v850/v850.h (SELECT_SECTION): Move ...
	* config/v850/v850.c (v850_select_section): ... here.
	(TARGET_ASM_SELECT_SECTION): New.

	* config/vax/vms.h (SELECT_SECTION): Move ...
	* config/vax/vax.c (vms_select_section): ... here.
	(TARGET_ASM_SELECT_SECTION): New.

	* doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
	for the target hooks.

From-SVN: r53550

* config/arm/arm.c (emit_multi_reg_push): Do not set RTX_FRAME_RELATED_P on
the SEQUENCE.

From-SVN: r53549

From-SVN: r53548

        * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
        splitting.  Use split_all_insns; update_life_info_in_dirty_blocks.

From-SVN: r53544

From-SVN: r53541

2002-05-16  David.Billinghurst <David.Billinghurst@riotinto.com>

	* gcc.dg/weak-3.c: Add dg-excess-error comment for
	cygwin, coff and h8300-*-hms targets
	* gcc.dg/weak-5.c: Likewise
	* gcc.dg/weak-7.c: Likewise

From-SVN: r53539

From-SVN: r53538

From-SVN: r53537

From-SVN: r53536

        * sched-rgn.c (schedule_insns): Initialize large_region_blocks
        with only extant block numbers.

From-SVN: r53535

From-SVN: r53534

From-SVN: r53533

From-SVN: r53532

From-SVN: r53531

2002-05-16  Phil Edwards  <pme@gcc.gnu.org>

	* docs/html/faq/index.html:  Update not-a-bug list with basic_file.h.
	* docs/html/faq/index.txt:  Regenerate.

From-SVN: r53529

From-SVN: r53527

	* c-common.c (cb_register_builtins): Handle more built-ins
	here rather than in gcc.c specs.
	* gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
	(cpp_options): Pass -O flags even when only preprocessing.
	* toplev.c (set_fast_math_flags): New prototype.
	(fast_math_flags_set_p): New.
	(set_no_fast_math_flags): Remove.
	(decode_f_option): Update.
	* toplev.h (set_fast_math_flags): Update.
	(fast_math_flags_set_p): New.
	(set_no_fast_math_flags): Remove.
config:
	* c4x/c4x.c (c4x_override_options): Update.

From-SVN: r53526

	* c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
	Default-define here.
	(builtin_define_with_value): Can now wrap the expansion in
	quotation marks if such is wanted.
	(cb_register_builtins): Update calls to	builtin_define_with_value.
	Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
	here.
	(c_common_init): Set options->stdc_0_in_system_headers.
	* c-lex.h: Update prototype of builtin_define_with_value.
	* cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
	and REGISTER_PREFIX.

	* cppinit.c (VERS, ULP, C, X): Kill.
	(builtin_array): Remove entries for __VERSION__,
	__USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
	__HAVE_BUILTIN_SETJMP__.  Make __STDC__ always a builtin, not
	a constant.
	(init_builtins): Kill off a bunch of now-dead code.
	(COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
	-fno-leading-underscore.
	(cpp_handle_option): Remove code to set user_label_prefix.
	(cpp_post_options): Likewise.

	* cpplib.h (struct cpp_options): Remove user_label_prefix.
	(stdc_0_in_system_headers): New.
	* cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
	stdc_0_in_system_headers) too to decide the value of __STDC__.

	* tradcpp.c (user_label_prefix): Kill.
	(main): Remove code handling -f(no-)leading-underscore.
	(initialize_builtins): Don't define __REGISTER_PREFIX__
	or __USER_LABEL_PREFIX__.
	(install_value): Wrap compound statement in dummy loop so the
	macro works properly in an if statement.

From-SVN: r53525

	* loop.h (struct loop_info): Add member has_prefetch.
	* loop.c (PREFETCH_CONDITIONAL): Change default to 1.
	(prescan_loop): Initialize has_prefetch.
	(struct prefetch_info): Change prefetch_in_loop and
	prefetch_before_loop from bit fields to ints.
	(emit_prefetch_instructions): Several small fixes.
	(check_dbra_loop): Don't reverse loop that uses prefetch.

From-SVN: r53524

	* Makefile.in: Allow for PWDCMD to override hardcoded pwd.
	* config-ml.in: Likewise.
	* configure: Likewise.
	* configure.in: Likewise.

	boehm-gc:
	* acinclude.m4: Allow for PWDCMD to override hardcoded pwd.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

	config:
	* acinclude.m4: Allow for PWDCMD to override hardcoded pwd.

	contrib:
	* test_installed: Allow for PWDCMD to override hardcoded pwd.
	* test_summary: Likewise.

	gcc:
	* Makefile.in: Allow for PWDCMD to override hardcoded pwd.
	* configure.in: Likewise.
	* fixinc/check.tpl: Likewise.
	* fixinc/fixinc.dgux: Likewise.
	* fixinc/fixinc.svr4: Likewise.
	* fixinc/fixinc.winnt: Likewise.
	* fixinc/fixincl.sh: Likewise.
	* fixproto: Likewise.
	* configure: Regenerate.

	gcc/ada:
	* Makefile.adalib: Allow for PWDCMD to override hardcoded pwd.
	* Makefile.in: Likewise.

	gcc/f:
	* Make-lang.in: Allow for PWDCMD to override hardcoded pwd.

	gcc/java:
	* Make-lang.in: Allow for PWDCMD to override hardcoded pwd.

	gcc/po:
	* exgettext: Allow for PWDCMD to override hardcoded pwd.

	gcc/treelang:
	* Make-lang.in: Allow for PWDCMD to override hardcoded pwd.

	libf2c:
	* Makefile.in: Allow for PWDCMD to override hardcoded pwd.
	* aclocal.m4: Likewise.
	* configure: Regenerate.

	libjava:
	* acinclude.m4: Allow for PWDCMD to override hardcoded pwd.
	* configure.in: Likewise.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

	libobjc:
	* aclocal.m4: Allow for PWDCMD to override hardcoded pwd.
	* configure: Regenerate.

	libstdc++-v3:
	* Makefile.am: Allow for PWDCMD to override hardcoded pwd.
	* acinclude.m4: Likewise.
	* docs/html/Makefile: Likewise.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

	zlib:
	* configure.in: Allow for PWDCMD to override hardcoded pwd.
	* configure: Regenerate.

	* ChangeLog: Move entries to ChangeLog.gcj.

From-SVN: r53523

From-SVN: r53522

From-SVN: r53521

    * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
    SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
    (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
    calling CONSTANT_POOL_ADDRESS_P.
    * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
    to decide whether to define __arm__ or __thumb.
        (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
    SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.

From-SVN: r53519