From-SVN: r33667

	* configure: Rebuilt.
	* configure.in: Match `arm*-*-linux-*'.
	From Chris Dornan <cdornan@arm.com>.

From-SVN: r33666

	* rtl.h (MEM_COPY_ATTRIBUTES): Also copy RTX_UNCHANGING_P and
	MEM_ALIAS_SET.
	* alias.c (canon_rtx): Don't copy RTX_UNCHANGING_P or MEM_ALIAS_SET
	when calling MEM_COPY_ATTRIBUTES.
	* emit-rtl.c (operand_subword, change_address): Likewise.
	* explow.c (stabilize): Likewise.
	* expr.c (protect_from_queue, emit_move_insn_1): Likewise.
	* integrate.c (copy_rtx_and_substitute): Likewise.
	* combine.c (combine_simplify_rtx): Don't copy RTX_UNCHANGING_P
	when calling MEM_COPY_ATTRIBUTES.
	(make_extraction, simplify_shift_const, gen_lowpart_for_combine):
	Likewise.
	* cse.c (gen_lowpart_if_possible): Likewise.
	* function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
	* optabs.c (gen_move_insn): Likewise.
	* recog.c (validate_replace_rtx_1): Likewise.
	* simplify-rtx.c (add_mem_for_addr): Likewise.
	* stmt.c (expand_anon_union_decl): Likewise.
	* config/arm/arm.md: Likewise.
	* config/h8300/h7300.c (fix_bit_operand): Likewise.
	* config/m88k/m88k.c (legitimize_address, block_move_loop): Likewise.
	(block_move_no_loop, block_move_sequence): Likewise.
	* config/rs6000/rs6000.c (expand_block_move_mem): Likewise.
	* config/alpha/alpha.c (get_aligned_mem): Likewise.
	Clear MEM_ALIAS_SET.
	* final.c (alter_subreg): Don't copy MEM_ALIAS_SET when calling
	MEM_COPY_ATTRIBUTES.

From-SVN: r33665

2000-05-03  Robert Lipe <robertlipe@usa.net>

        * configure.in (i[34567]86-*-isc*) [tmake_file]: Add t-i386bare
        to suppress libgcc1.
        (i[34567]86-*-sco3.2v5*) Likewise.
        (i[34567]86-*-sco3.2v4*) Likewise.
        (i[34567]86-*-sco) Likewise.
        (i[34567]86-*-solaris2) Likewise.
        (i[34567]86-*-sysv5*) Likewise.
        (i[34567]86-*-sysv4*) Likewise.
        (i[34567]86-*-udk*) Likewise.
        (i[34567]86-*-sysv*) Likewise.

From-SVN: r33664

From-SVN: r33663

From-SVN: r33662

From-SVN: r33661

gcc:
	* cpphash.h (U): New define, to correct type of string constants.
	(ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr): New wrapper
	routines, to do casts when passing unsigned strings to libc.
	* cppexp.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c: Use them.

	* cppfiles.c (_cpp_execute_include): Make filename an U_CHAR *.
	* cpphash.c (_cpp_quote_string): Make string an U_CHAR *.
	* cppinit.c (dump_special_to_buffer): Make macro name an U_CHAR *.
	* cpplex.c (parse_ifdef, parse_include, validate_else): Make
	second argument an U_CHAR *.

	* cppinit.c (builtin_array): Make name and value U_CHAR *, add
	length field, clean up initializer.
	(ISTABLE): Add __extension__ to designated-
	initializers version.
	* cpplex.c (CHARTAB): Likewise.

	* mbchar.c: Add dummy external declaration to the !MULTIBYTE_CHARS
	case so the file won't be empty.

include:
	* symcat.h: Remove #endif label.

From-SVN: r33657

From-SVN: r33656

Wed May  3 21:01:46 2000  Jason Eckhardt  <jle@cygnus.com>

        * bb-reorder.c (struct reorder_block_def): Member succ removed.
        (REORDER_BLOCK_SUCC): Removed.
        (enum reorder_skip_type): Removed.
        (skip_insns_between_block): Renamed to skip_insns_after_block.
        Removed second argument. Removed dead code and cleaned up.
        (make_reorder_chain): Removed use of REORDER_BLOCK_SUCC.
        (reorder_basic_blocks): Remove use of REORDER_SKIP_AFTER. Removed
        second parameter to skip_insns_after_block.

From-SVN: r33655

Regenerate:

        * configure.in (i[34567]86-*-isc*) [tmake_file]: Add t-i386bare
        to suppress libgcc1.
        (i[34567]86-*-sco3.2v5*) Likewise.
        (i[34567]86-*-sco3.2v4*) Likewise.
        (i[34567]86-*-sco) Likewise.
        (i[34567]86-*-solaris2) Likewise.
        (i[34567]86-*-sysv5*) Likewise.
        (i[34567]86-*-sysv4*) Likewise.
        (i[34567]86-*-udk*) Likewise.
        (i[34567]86-*-sysv*) Likewise.

From-SVN: r33654

        * configure.in (i[34567]86-*-isc*) [tmake_file]: Add t-i386bare
        to suppress libgcc1.
        (i[34567]86-*-sco3.2v5*) Likewise.
        (i[34567]86-*-sco3.2v4*) Likewise.
        (i[34567]86-*-sco) Likewise.
        (i[34567]86-*-solaris2) Likewise.
        (i[34567]86-*-sysv5*) Likewise.
        (i[34567]86-*-sysv4*) Likewise.
        (i[34567]86-*-udk*) Likewise.
        (i[34567]86-*-sysv*) Likewise.

From-SVN: r33653

From-SVN: r33652

From-SVN: r33651

From-SVN: r33650

From-SVN: r33649

        * Makefile.in (WARN_CFLAGS): Add -pedantic -Wno-long-long.
        (LOOSE_CFLAGS): New: CFLAGS without -pedantic and -Wtraditional.
        (GCC_CFLAGS): Use it.
        (LANG_FLAGS_TO_PASS): New: SUBDIR_FLAGS_TO_PASS with LOOSE_CFLAGS.
        * cp/Make-lang.in, java/Make-lang.in, f/Make-lang.in, ch/Make-lang.in,
        objc/Make-lang.in: Use it.

From-SVN: r33648

	* cp-tree.def (THUNK_DECL): Remove.
	* cp-tree.h (DECL_THUNK_P): New macro.
	(DECL_NON_THUNK_FUNCTION_P): Likewise.
	(DECL_EXTERN_C_FUNCTION_P): Likewise.
	(SET_DECL_THUNK_P): Likewise.
	(DELTA_FROM_VTABLE_ENTRY): Use DECL_THUNK_P.
	(FNADDR_FROM_VTABLE_ENTRY): Likewise.
	(DECL_MAIN_P): Use DECL_EXTERN_C_FUNCTION_P.
	* decl.c (decls_match): Use DECL_EXTERN_C_P.
	(duplicate_decls): Likewise.
	(pushdecl): Likewise.  Adjust thunk handling.
	(grokfndecl): Use DECL_EXTERN_C_P.
	* decl2.c (mark_vtable_entries): Use DECL_THUNK_P.
	* dump.c (dequeue_and_dump): Remove THUNK_DECL handling.
	* except.c (nothrow_libfn_p): Use DECL_EXTERN_C_P.
	* expr.c (cplus_expand_expr): Remove THUNK_DECL handling.
	* method.c (make_thunk): Use SET_DECL_THUNK_P.  Set
	DECL_NO_STATIC_CHAIN.
	(emit_thunk): Don't play games with TREE_CODE on thunks.  Don't
	set DECL_DESTRUCTOR_P or DECL_CONSTRUCTOR_P on a thunk.
	* search.c (covariant_return_p): Remove THUNK_DECL handling.
	* ir.texi: Update.

From-SVN: r33647

From-SVN: r33646

From-SVN: r33645

        * mklibgcc.in: Restrict OLDCC=GCC test to native.  Equate
        LIBGCC1 empty with libgcc1.null.

From-SVN: r33644

	* fold-const.c (extract_muldiv, case MAX_EXPR): Don't allow signedness
	change.

From-SVN: r33643

	* execute/20000503-1.c: New test for extract_muldiv bug.

From-SVN: r33642

	* tree.h (tree_common): Add bounded_flag member.  Remove
	inaccurate comment about number of remaining bits.
	(BOUNDED_INDIRECT_TYPE_P, BOUNDED_POINTER_TYPE_P,
	BOUNDED_REFERENCE_TYPE_P, MAYBE_BOUNDED_INDIRECT_TYPE_P,
	MAYBE_BOUNDED_POINTER_TYPE_P, MAYBE_BOUNDED_REFERENCE_TYPE_P,
	TREE_BOUNDED, TYPE_MAIN_VARIANTS_PHYSICALLY_EQUAL_P,
	TYPE_MAIN_PHYSICAL_VARIANT, TYPE_BOUNDED): New macros.
	(TYPE_QUAL_BOUNDED): New constant.
	(TYPE_QUALS): Handle bounded qualifier.
	(TREE_EXPR_QUALS, TREE_FUNC_QUALS): New macros.
	(TYPE_BOUNDED_VALUE, TYPE_BOUNDED_BASE, TYPE_BOUNDED_EXTENT,
	TYPE_BOUNDED_SUBTYPE, TYPE_UNBOUNDED_VARIANT, TYPE_POINTER_DEPTH,
	TYPE_AMBIENT_BOUNDEDNESS): New macros.
	(MAX_POINTER_DEPTH, VA_LIST_POINTER_DEPTH): New constants.
	(tree_type): Add pointer_depth member.  Remove
	inaccurate comment about number of remaining bits.
	(DECL_POINTER_DEPTH): Add macro.
	(tree_decl): Add pointer_depth member.

From-SVN: r33641

	* config/avr/avr-protos.h (test_hard_reg_class): Declared.
	* config/avr/avr.c (ashrhi3_out): optimized shift by 15.
	(lshrhi3_out): Likewise.
	(ashrsi3_out): bugfix in shift by 8.
	(test_hard_reg_class): New function.
	* config/avr/avr.md: Bugfix inside conditions in peepholes.
	(ashlhi3): removed define_expand of this pattern.
	(*ashlhi3_insn): renamed to ashlhi3.
	(ashlsi3): removed define_expand of this pattern.
	(*ashlsi3_insn): renamed to ashlsi3.
	(ashrqi3): removed define_expand of this pattern.
	(*ashrqi3_insn): renamed to ashrqi3.
	(ashrhi3): removed define_expand of this pattern.
	(*ashrhi3_insn): renamed to ashrhi3.
	(ashrsi3): removed define_expand of this pattern.
	(*ashrsi3_insn): renamed to ashrsi3.
	(lshrhi3): removed define_expand of this pattern.
	(*lshrhi3_insn): renamed to lshrhi3.
	(lshrsi3): removed define_expand of this pattern.
	(*lshrsi3_insn): renamed to lshrsi3.

From-SVN: r33640

From-SVN: r33639

	* config/ia64/ia64.c (ia64_encode_section_info): Add check for
	TREE_ASM_WRITTEN.
	* config/ia64/ia64.c (ia64_override_options): Force -mconstant-gp
	if -mauto-pic is on.
	...

From-SVN: r33638

        * Makefile.in (STAGESTUFF): Add libgcc libgcc.mk.
        (libgcc1.null, libgcc1.cross, libgcc1.a): Remove targets.
        (libgcc1-asm.a, libgcc1.S, libgcc2.a): Remove targets.
        (mklibgcc, libgcc.mk): New targets.
        (libgcc.a): Use libgcc.mk.
        (stmp-multilib): Likewise.
        (stmp-multilib-sub): Remove.
        (mostlyclean): Don't delete libgcc2 temp files.
        * configure.in (AC_PROG_CC_C_O): Add.
        (NO_MINUS_C_MINUS_O): Substitute it.
        (all_outputs): Add mklibgcc.
        * mklibgcc.in: New file.

From-SVN: r33637

	* expr.c (build_java_jsr): Use emit_jump, not expand_goto.

	* javaop.h (WORD_TO_INT): New function.
	(IMMEDIATE_s4): Use WORD_TO_INT.
	* jcf.h (JPOOL_INT): Ditto.

	* gjavah.c (decode_signature_piece): Don't treat `$' as namespace
	separator.

From-SVN: r33636

        * cppexp.c (op_t): Make an int.

        * rtlanal.c (dead_or_set_regno_p): Remove unused variable.

        * varasm.c (initializer_constant_valid_p): Fix parenthesis.

        * gensupport.c (process_rtx): Fix macros used.

From-SVN: r33635

        * flow.c (propagate_one_insn): Also don't PROP_REG_INFO for
        call-clobbered registers of a call.

From-SVN: r33634

	* gensupport.c: New file.
	* gensupport.h: New file.
	* Makefile.in (HOST_RTL): Depend on gensupport.
	(gensupport.o) New rule.
	* genattr.c: Use gensupport for reading .md files.
	* genattrtab.c: Ditto.
	* gencodes.c: Ditto.
	* genconfig.c: Ditto.
	* genemit.c: Ditto.
	* genextract.c: Ditto.
	* genflags.c: Ditto.
	* genopinit.c: Ditto.
	* genoutput.c: Ditto.
	* genpeep.c: Ditto.
	* genrecog.c: Ditto.
	* rtl.def (define_insn_and_split): New DEF_RTL_EXPR.
	* md.texi (Insn Splitting): Document define_insn_and_split.

From-SVN: r33633

Tue May  2 00:20:30 2000  Jason Eckhardt  <jle@cygnus.com>

        * flow.c (verify_flow_info): Added two more sanity checks. The
        first checks that the blocks are numbered consecutively. The second
        checks that n_basic_blocks is actually equal to the number of
        basic blocks in the insn chain.

From-SVN: r33632

2000-05-03  Phil Edwards  <pme@sourceware.cygnus.com>
            Felix Natter <fnatter@gmx.net>

	* docs/footer.html:  Update to see if it takes effect.
	* docs/thanks.html:  More people.
	* docs/17_intro/headers_cc.txt:  Copy from testsuite, since that can't
	  be seen from the web pages.  Rename for browser-friendliness...
	* docs/17_intro/howto.html:  ...and update here.
	* docs/17_intro/porting-howto.html:  Changes from Felix.
	* docs/gccrebuild.html:  Mention v3->egcs move.
	* docs/faq/index.html:  Ditto.  Also misc tweaks and URL updates.
	* docs/faq/index.txt:  Regenerate.

Co-Authored-By: Felix Natter <fnatter@gmx.net>

From-SVN: r33631

	* cpplib.h: Add accessor macros for token lists.
	* cpplib.c, cpphash.c, cpplex.c: Use them.

From-SVN: r33630

	* expr.c (expand_expr, case COMPONENT_REF): Don't check for checking
	memory usage if not in a function.
	* varasm.c (initializer_constant_valid_p, case ADDR_EXPR): Only
	return address if static.

From-SVN: r33629

From-SVN: r33628

	* ifcvt.c (noce_try_cmove_arith):  Use may_trap_p to thest
	whether address may trap.

From-SVN: r33627

From-SVN: r33624

bb-reorder (chain_reorder_blocks): Changed code to test for EDGE_FALLTHRU rather than making erroneous assumption...

Tue May  2 23:38:37 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder (chain_reorder_blocks): Changed code to test for
	EDGE_FALLTHRU rather than making erroneous assumption that the
	first outgoing edge is the fall-through edge.

From-SVN: r33623