source/destination register.

From-SVN: r34848

avr.c (out_adj_frame_ptr): Make "frame pointer change too big for -mtiny-stack" a warning, if larger than 63.

	* config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
	change too big for -mtiny-stack" a warning, if larger than 63.
	(out_set_stack_ptr): Change the logic so -mno-interrupts is
	always safe to use on possible future devices.
	(function_prologue): Write SPH before SPL, for consistency.
	If interrupt_func_p true, we know we have enabled interrupts.
	(avr_num_arg_regs): New function.  Round up to even number of
	bytes if no -mpack-args or if calling a libgcc function.
	(function_arg, function_arg_advance): Use it.
	(output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
	Output "movw" if available.
	(out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
	of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
	(asm_output_section_name): Add blanks for consistent output.
	(encode_section_info): Set TREE_READONLY for progmem data to
	avoid gas warnings about changed section attributes.
	(avr_hard_regno_mode_ok): Force non-QImode data to start in
	even numbered registers on devices with "movw".
	* config/avr/avr.h (MASK_*): Define bits for target_flags.
	(TARGET_SWITCHES): Mark help strings for translation.
	Add new -mpack-args and -menhanced switches.
	(TARGET_OPTIONS): Mark help strings for translation.
	(progmem_section): Add section attributes.
	* config/avr/avr.md (*movhi, call_insn, call_value_insn):
	Output "movw" if available.
	(mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
	New patterns.
	* config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
	call convention (arguments aligned on even registers).
	(_cleanup, _exit): Make weak symbols libc can override.

From-SVN: r34847

From-SVN: r34846

From-SVN: r34845

	* fp-bit.h: New file.

	* fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
	Comment #endif statements.
	(__thenan_sf, __thenan_df): Add missing braces around initializer.

From-SVN: r34844

From-SVN: r34843

	* pt.c (instantiate_class_template): Set CLASSTYPE_VBASECLASSES.
	* semantics.c (begin_class_definition): Clear it.

From-SVN: r34842

From-SVN: r34841

From-SVN: r34840

gcse.c (compute_pre_data): Compute ae_kill using other local properties instead of calling compute_ae_kill.

        * gcse.c (compute_pre_data): Compute ae_kill using other local
        properties instead of calling compute_ae_kill.

From-SVN: r34839

alias.c (init_alias_analysis): Do not call prologue_epilogue_contains until after reload has completed.

        * alias.c (init_alias_analysis): Do not call
        prologue_epilogue_contains until after reload has completed.

From-SVN: r34838

2000-07-02  Benjamin Chelf  <chelf@codesourcery.com>

	* c-common.h (genrtl_begin_compound_stmt): Remove declaration.
	(genrtl_finish_compound_stmt): Likewise.
	(genrtl_compound_stmt): Change to return void.

	* c-semantics.c (genrtl_begin_compound_stmt): Remove function and
	move code from here to ...
	(genrtl_compound_stmt): ... here.
	(genrtl_finish_compound_stmt): Remove.
	(expand_stmt): Add comment.

	* cp/cp-tree.h (genrtl_goto_stmt): Remove declaration.
	(genrtl_expr_stmt): Likewise.
	(genrtl_decl_stmt): Likewise.
	(genrtl_if_stmt): Likewise.
	(genrtl_while_stmt): Likewise.
	(genrtl_do_stmt): Likewise.
	(genrtl_return_stmt): Likewise.
	(genrtl_for_stmt): Likewise.
	(genrtl_break_stmt): Likewise.
	(genrtl_continue_stmt): Likewise.
	(genrtl_scope_stmt): Likewise.
	(genrtl_switch_stmt): Likewise.
	(genrtl_case_label): Likewise.
	(genrtl_begin_compound_stmt): Likewise.
	(genrtl_finish_compound_stmt): Likewise.
	(genrtl_compound_stmt): Likewise.
	(genrtl_asm_stmt): Likewise.

	* cp/init.c (begin_init_stmts): Remove call to
	genrtl_begin_compound_stmt.
	(finish_init_stmts): Remove call to genrtl_finish_compound_stmt.

	* cp/semantics.c (lang_expand_stmt): Changed call to
	genrtl_compound_stmt to ignore return value.

From-SVN: r34837

From-SVN: r34836

	* c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
	and VOID_TYPE_P.

From-SVN: r34835

	* mangle.c (canonicalize_for_substitution): Return the canonical
	variant of a type.

From-SVN: r34834

2000-07-02  Toon Moene  <toon@moene.indiv.nluug.nl>

	* libF77/Version.c: Bumped version number to 0.5.26.
	* libI77/Version.c: Ditto.
	* libU77/Version.c: Ditto.

From-SVN: r34833

2000-07-02  Toon Moene  <toon@moene.indiv.nluug.nl>

	* version.c: Bump version number.

From-SVN: r34832

	* cpplib.h (struct cpp_reader): New field include_depth.
	(struct cpp_printer): Rename last_bsd to last_id.
	* cppfiles.c (read_include_file): Bump include_depth.
	* cpplex.c (cpp_pop_buffer): Decrement include_depth.
	(output_line_command): Output correct #line if a header
	is including itself and is not protected against multiple inclusion.
	Use include_depth instead of buffer_stack_depth, last_id instead of
	last_bsd.
	* cppinit.c (cpp_start_read): Initialize last_id instead of
	last_bsd.

From-SVN: r34831

	* decl.c (duplicate_decls): Preserve DECL_ORIGINAL_TYPE for a
	TYPE_DECL.
	* typeck.c (commonparms): Remove obstack manipulations.

From-SVN: r34830

From-SVN: r34829

From-SVN: r34828

2000-07-01  Benjamin Chelf  <chelf@codesourcery.com>

	* Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
	(c-semantics.o): New target.

	* c-common.h (TREE_LANG_FLAG_?): Added documentation.
	(genrtl_do_pushlevel): Moved from cp/cp-tree.h.
	(genrtl_clear_out_block): Likewise.
	(genrtl_goto_stmt): Likewise.
	(genrtl_expr_stmt): Likewise.
	(genrtl_decl_stmt): Likewise.
	(genrtl_if_stmt): Likewise.
	(genrtl_while_stmt): Likewise.
	(genrtl_do_stmt): Likewise.
	(genrtl_return_stmt): Likewise.
	(genrtl_for_stmt): Likewise.
	(genrtl_break_stmt): Likewise.
	(genrtl_continue_stmt): Likewise.
	(genrtl_scope_stmt): Likewise.
	(genrtl_switch_stmt): Likewise.
	(genrtl_case_label): Likewise.
	(genrtl_begin_compound_stmt): Likewise.
	(gerntl_finish_compound_stmt): Likewise.
	(genrtl_compound_stmt): Likewise.
	(genrtl_asm_stmt): Likewise.
	(genrtl_decl_cleanup): Likewise.
	(DECL_ANON_UNION_ELEMS): Likewise.
	(emit_local_var): Likewise.
	(make_rtl_for_local_static): Likewise.
	(expand_cond): Likewise.
	(expand_stmt): Likewise.
	(c_expand_return): Likewise.
	(c_expand_start_case): Likewise.
	(do_case): Likewise.
	(COMPOUND_STMT_NO_SCOPE): Likewise.
	(c_expand_asm_operands): Likewise.
	(NEW_FOR_SCOPE_P): New macro.
	(expand_expr_stmt_fn): New type.

	(set_current_function_name_declared): Likewise.
	(current_function_name_declared): Likewise.
	(lang_expand_stmt): Likewise.
	(stmts_are_full_exprs_p): Likewise.
	(anon_aggr_type_p): Likewise.
	(lang_expand_expr_stmt): Likewise.
	(build_case_label): Likewise.

	* c-decl.c (lang_expand_expr_stmt): Initialize.
	(stmts_are_full_exprs_p): Define.
	(current_function_name_declared): Likewise.
	(do_case): Likewise.
	(lang_expand_stmt): Likewise.
	(set_current_function_name_declared): Likewise.
	(anon_aggr_type_p): Likewise.
	(build_case_label): Likewise.

	* c-semantics.c: New file.
	(expand_cond): Moved from cp/semantics.c.
	(genrtl_do_pushlevel): Likewise.
	(genrtl_clear_out_block): Likewise.
	(genrtl_goto_stmt): Likewise.
	(genrtl_expr_stmt): Likewise.
	(genrtl_decl_stmt): Likewise.
	(genrtl_if_stmt): Likewise.
	(genrtl_while_stmt): Likewise.
	(genrtl_do_stmt): Likewise.
	(genrtl_return_stmt): Likewise.
	(genrtl_for_stmt): Likewise.
	(genrtl_break_stmt): Likewise.
	(genrtl_continue_stmt): Likewise.
	(genrtl_scope_stmt): Likewise.
	(genrtl_switch_stmt): Likewise.
	(genrtl_case_label): Likewise.
	(genrtl_begin_compound_stmt): Likewise.
	(genrtl_finish_compound_stmt): Likewise.
	(genrtl_compound_stmt): Likewise.
	(genrtl_asm_stmt): Likewise.
	(genrtl_decl_cleanup): Likewise.
	(make_rtl_for_local_static): Moved from cp/decl.c.
	(emit_local_var): Likewise.
	(expand_stmt): Define.

	* c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
	(c_expand_return): Likewise.
	(c_expand_start_case): Likewise.

        * cp/Make-lang.in (cc1plus$(exeext)): Added c-semantics.o.

	* cp/Makefile.in (OBJS): Added ../c-semantics.o.
	(OBJDEPS): Likewise.

	* cp/cp-tree.h (TREE_LANG_FLAG_?): Moved common documentation to
	../c-common.h.
	(struct stmt_tree): Added comment.
	(current_function_name_declared): Removed.
	(stmts_are_full_exprs_p): Likewise.
	(genrtl_do_pushlevel): Likewise.
	(genrtl_clear_out_block): Likewise.
	(COMPOUND_STMT_NO_SCOPE): Moved to ../c-common.h.
	(DECL_ANON_UNION_ELEMS): Likewise.
	(emit_local_var): Likewise.
	(make_rtl_for_local_static): Likewise.
	(do_case): Likewise.
	(expand_stmt): Likewise.
	(genrtl_decl_cleanup): Likewise.
	(c_expand_asm_operands): Likewise.
	(c_expand_return): Likewise.
	(c_expand_start_case): Likewise.

	* cp/decl.c (make_rtl_for_local_static): Moved to c-semantics.c.
	(emit_local_var): Likewise.
	(initialize_local_var): Change reference to
	stmts_are_full_exprs_p to call to stmts_are_full_exprs_p().
	Change reference to stmts_are_full_exprs_p to
	current_stmt_tree->stmts_are_full_exprs_p.
	(push_cp_function_context): Likewise.

	* cp/expect.c (expand_throw): Change reference to
	stmts_are_full_exprs_p.

	* cp/init.c (build_aggr_init): Change reference to
	stmts_are_full_exprs_p.
	(build_vec_init): Likewise.

	* cp/optimize.c (maybe_clone_body): Change reference to
	current_function_name_declared to
	cp_function_chain->name_declared.

	* cp/pt.c (instantiate_decl): Change reference to
	current_function_name_declared to
	cp_function_chain->name_declared.

	* cp/semantics.c (expand_cond): Moved declaration to c-common.h.
	(genrtl_do_pushlevel): Moved to c-semantics.c.
	(genrtl_clear_out_block): Likewise.
	(genrtl_goto_stmt): Likewise.
	(genrtl_expr_stmt): Likewise.
	(genrtl_decl_stmt): Likewise.
	(gerntl_if_stmt): Likewise.
	(genrtl_while_stmt): Likewise.
	(genrtl_do_stmt): Likewise.
	(genrtl_return_stmt): Likewise.
	(genrtl_for_stmt): Likewise.
	(genrtl_break_stmt): Likewise.
	(genrtl_continue_stmt): Likewise.
	(genrtl_scope_stmt): Likewise.
	(genrtl_switch_stmt): Likewise.
	(genrtl_case_label): Likewise.
	(genrtl_begin_compound_stmt): Likewise.
	(genrtl_finish_compound_stmt): Likewise.
	(genrtl_compound_stmt): Likewise.
	(genrtl_asm_stmt): Likewise.
	(genrtl_decl_cleanup): Likewise.
	(expand_cond): Likewise.
	(expand_stmt): Renamed to ...
	(lang_expand_stmt): ... this.
	(lang_expand_expr_stmt): Initialize.
	(set_current_function_name_declared): Likewise.
	(stmts_are_full_exprs_p): Likewise.
	(current_function_name_declared): Likewise.
	(anon_aggr_type_p): Likewise.
	(do_poplevel): Change reference to
	stmts_are_full_exprs_p to call to stmts_are_full_exprs_p().
	Change reference to stmts_are_full_exprs_p to
	current_stmt_tree->stmts_are_full_exprs_p.
	(add_tree): Likewise.
	(finish_expr_stmt): Likewise.
	(prep_stmt): Likewise.
	(lang_expand_stmt): Likewise.
	(begin_compound_stmt): Change reference to
	current_function_name_declared to
	cp_function_chain->name_declared and call to
	current_function_name_declared().
	(setup_vtbl_ptr): Likewise.
	(genrtl_do_poplevel): Removed.

From-SVN: r34827

From-SVN: r34826

From-SVN: r34825

        * init.c (init_init_processing): Go back to aligning like
        double_type_node for old ABI.
        (get_cookie_size): Make cookie larger if we get a type that needs
        more alignment.
        (build_vec_delete): Call it.

        * typeck.c (qualify_type_recursive): New fn.
        (composite_pointer_type): Use it.
        (build_binary_op): Use composite_pointer_type.

        * typeck.c (check_return_expr): Don't complain about returning
        NULL from operator new if -fcheck-new.
        * cp-tree.h: Declare flag_check_new here.
        * init.c: Not here.

From-SVN: r34824

From-SVN: r34823

2000-07-01  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>
	    Ulrich Drepper  <drepper@purist.soma.redhat.com>

	Sync libio to glibc-2.2 current CVS.
	* libio/_G_config.h: New file.
	* libio/wfileops.c: New file.
	* libio/wfiledoalloc.c: New file.
	* libio/wgenops.c: New file.
	* libio/iofwide.c: New file.
	* libio/Makefile.am: Tweaks.
	* libio/Makefile.in: Regenerate.
	* libio/gen-params: Remove. Generic replacement for this yet undone.
	* libio/[filedoalloc.c, fileops.c, genops.c, iolibio.h, libio.h,
	libioP.h, stdfiles.c]: Update.
	* config/c_io_libio.cc: Tweaks.
	* acinclude.m4: Complete hacks to test wide io.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* src/Makefile.am: Update.
	* src/Makefile.in: Regenerate.

	* math/cargl.c: Remove underscores.

	* bits/locale_facets.h: Tweaks. Start adding iconv details
	and notes.
	* bits/locale_facets.tcc: Tweaks.
	* bits/std_cwchar.h: Tweaks.

Co-Authored-By: Ulrich Drepper <drepper@purist.soma.redhat.com>

From-SVN: r34822

        * config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
        with the low 13 bits set.
        (move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
        * config/ia64/ia64.md (movdi): Likewise.  Expand a CONST with one
        of the low 13 bits into a CONST plus an adddi3.
        (load_symptr): Set RTX_UNCHANGING_P.

From-SVN: r34821

From-SVN: r34820

From-SVN: r34818

	* semantics.c (genrtl_asm_stmt): Don't decay input operands here.
	(finish_asm_stmt): Do it here, instead.

From-SVN: r34816

	* Makefile.in (c-common.o): Don't depend on c-tree.h or c-lex.h.
	* c-common.c (ridpointers): Declare.
	* c-common.h (enum rid): Declare.
	(NORID): Likewise.
	(ridpointers): Likewise.
	* c-lex.c (ridpointers): Don't declare.
	(init_lex): Initialize ridpointers.
	* c-lex.h (enum rid): Don't declare.
	(NORID): Likewise.
	(RID_FIRST_MODIFIER): Likewise.
	(ridpointers): Likewise.

	* cp-tree.h (ridpointers): Don't declare.
	* decl.c (record_builtin_type): Use CP_RID_MAX instead of RID_MAX.
	(record_builtin_java_type): Likewise.
	(init_decl_processing): Likewise.
	* lex.c: Move inclusion of lex.h.
	(ridpointers): Don't define.
	(init_parse): Initialize ripdointers.  Use CP_RID_MAX instead of
	RID_MAX.
	* lex.h (enum rid): Rename to ...
	(enum cp_rid): ... this.
	(ridpointers): Don't declare.
	* parse.y: Move inclusion of lex.h.
	* parse.c: Regenerated.
	* spew.c: Move inclusion of lex.h.

	* cp-tree.h (struct language_function): Remove temp_name_counter.
	(temp_name_counter): Remove.
	(get_temp_name): Change prototype.
	(get_guard): New function.
	(get_guard_cond): Likewise.
	(set_guard): Likewise.
	* cvt.c (build_up_reference): Adjust call to get_temp_name.
	* decl.c (expand_static_init): Use get_guard and friends to
	implement guard variables.
	* decl2.c (get_temp_name): Assume that the variables created are
	always static.
	(get_sentry): Rename to ...
	(get_guard): ... this.  Implement new ABI guard	variables.
	(get_guard_bits): New function.
	(get_guard_cond): Likewise.
	(set_guard): Likewise.
	(start_static_initialization_or_destruction): Use them.
	(do_static_initialization): Replace sentry with guard throughout.
	(do_static_destruction): Likewise.
	* init.c (create_temporary_var): Add comment.

From-SVN: r34815

        * pa/som.h (ASM_WEAKEN_LABEL): Export weak data symbols so that they
        have global scope.

From-SVN: r34814

	* invoke.texi (-Wreturn-type): In C++, a missing return type is
	always an error.

From-SVN: r34813

From-SVN: r34812

	* cp-demangle.c (demangle_encoding): Accept no substitutions.
	(demangle_name): Handle <substitution> followed by
	<unqualified-template-name>.
	(demangle_type): Follow special substitutions with
	<class-enum-type>
	(demangle_subtitution): Set template_p for special substitutions.
	(main): Fix typos.

in gcc/cp/ChangeLog:

	* mangle.c (find_substitution): Use same_type_p.
	(write_encoding): Don't check for substitutions.

in libio/ChangeLog:

	* libioP.h (VTABLE_LABEL): Update for new vtable mangling.
	* stdstrbufs.cc (filebuf_vtable): Likewise.
	(stdiobuf_vtable): Likewise.

From-SVN: r34811

        * c-common.c (decl_attributes):  Differentiate between
        types and type decls for alignment.

From-SVN: r34810

From-SVN: r34809

	* cpp.texi: Document #pragma GCC dependency
	* cppfiles.c (open_include_file): Set date to unknown.
	(_cpp_compare_file_date): New function.
	(read_include_file): Set file date.
	* cpphash.h (struct include_file): Add date member.
	(_cpp_compare_file_date): Prototype.
	* cpplib.c (parse_include): Add trail parameter. Adjust.
	(do_include): Adjust parse_include call.
	(do_import): Likewise.
	(do_include_next): Likewise.
	(gcc_pragmas): Add dependency pragma.
	(do_pragma_dependancy): New pragma.

From-SVN: r34808

	* g++.old-deja/g++.pt/expr8.C: New test.
	* g++.old-deja/g++.pt/expr6.C: Remove XFAIL.

From-SVN: r34807