Implement automatic line wrapping mode in the g++ front-end.

From-SVN: r31343

2000-01-11 16:24 -0800  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (struct cpp_options): Change lang_asm to char.
	Add lang_fortran.
	* cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
	done in cpp_handle_option now.
	(initialize_builtins): Take out special case code used only by
	__STDC_VERSION__.
	(cpp_handle_option): Turn off trigraphs and trigraph warnings
	if -traditional.  Recognize -lang-fortran and set
	lang_fortran, also turn off cplusplus_comments.
	(print_help): Document -lang-fortran.
	* cpplib.c (handle_directive): Ignore `# 123 "file"' if
	lang_asm. Ignore all directives other than `# 123 "file"' if
	CPP_PREPROCESSED.
	(cpp_get_token): If -traditional, don't recognize directives
	unless the # is in column 1.
	(parse_string): If lang_fortran or lang_asm, silently
	terminate strings ('' or "") at end of line.
	Remove unnecessary braces.

From-SVN: r31342

	Merrill.  Correct my e-mail address.

From-SVN: r31341

* resource.c (mark_referenced_resources): Mark a set strict_low_part
as used.
* config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
strict_low_part when possible.

From-SVN: r31340

From-SVN: r31339

	* alias.c: PROTO -> PARAMS.
	* basic-block.h: Likewise.
	* bitmap.c: Likewise.
	* bitmap.h: Likewise.
	* builtins.c: Likewise.
	* c-aux-info.c: Likewise.
	* caller-save.c: Likewise.
	* calls.c: Likewise.

From-SVN: r31338

        * Makefile.in (toplev.o): Depend on regs.h.

        * output.h (tdesc_section): Prototype.

        * regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.

        * sdbout.c: Include "tm_p.h".

        * toplev.c: Include "regs.h".

From-SVN: r31337

From-SVN: r31336

From-SVN: r31335

From-SVN: r31334

	* libjava.lang/klass.out: New file.
	* libjava.lang/klass.java: New file.

From-SVN: r31333

	* java/lang/natSystem.cc (getpwuid_adaptor): New adaptor for
	HP/UX.  From David Scott Urban.

From-SVN: r31332

        * pa-protos.h: New file.

        * pa.c: Include recog.h and tm_p.h.
        (compute_zdepwi_operands, compute_movstrsi_length,
        remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
        find_addr_reg, import_milli): Add static prototypes.
        (pa_cpu_string, pa_arch_string): Constify a char*.
        (legitimize_pic_address): Pass argument `mode' to pic_label_operand.
        (read_only_operand): Add argument `mode'.
        (singlemove_string, output_move_double, output_fp_move_double,
        output_block_move, output_and, output_ior, output_ascii,
        remove_useless_addtr_insns, milli_names, output_mul_insn,
        output_div_insn, output_mod_insn, output_arg_descriptor,
        output_cbranch, output_bb, output_bvb, output_dbra, ,
        output_millicode_call, output_call, hppa_encode_label,
        output_parallel_movb, output_parallel_addb): Constify a char*.
        (hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
        (output_parallel_addb): Remove extra arg to `constrain_operands'

        * pa.h:  Move all prototypes to pa-protos.h.
        (pa_cpu_string, pa_arch_string): Constify a char*.
        (LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.

        * pa.md: Call `function_label_operand' with mode argument.
        Likewise for `read_only_operand'.
        Fix nesting of parens in call to `symbolic_operand'.

From-SVN: r31331

        * i860-protos.h: New file.

        * i860.c: Include tm_p.h.  Add static prototypes.  Fix compile
        time warnings.

        * i860.h: Move prototypes to i860-protos.h.  Fix compile time warnings.

        * i860.md: Likewise.

From-SVN: r31330

	* i386.md (movstrsi expander): Rewrite.
	(movstrsi_1 insn): Deleted.
	(strmovhi, strmovqi expander): New expanders.
	(movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
	* i386.c (x86_single_stringop): New global variable.
	* i386.h (x86_single_stringop): Declare.
	(TARGET_SINGLE_STRINGOP): New macro.

From-SVN: r31329

        * config/mips/mips.c (mips_va_arg): For EABI, emit the queued
        integer vararg POSTINCREMENT before the destination of the jump
        for the hard fp case.
        (function_arg_pass_by_reference): Pass a copy of CUM to
	FUNCTION_ARG.

        * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
        for CONSTANT_ADDRESS_P above while loop for subreg.

From-SVN: r31328

        * flow.c (propagate_block): When a prologue/epilogue insn
        is marked dead, unconditionally clear libcall_is_dead and
        insn_is_dead, and only dump rtl if warnings aren't being
        suppressed.

From-SVN: r31327

	* i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
	* i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
	(FIXED_REGISTERS): Set dirflag as fixed.
	(CALL_USED_REGISTERS): Set dirflag as used.
	(REG_ALLOC_ORDER): Set dirflag as last one.
	(DIRFLAG_REG): New macro.
	(MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
	(HI_REGISTER_NAMES): Add dirflag.
	(DEBUF_PRINT_REG): Handle dirflag.
	* i386.md (type attribute): New cld and str types.
	(length_opcode attribute): Set cld and str to 1.
	(memory attribute): Set str to unknown - it is not clear from the
	patterns.
	(pent_np function unit): Prefixed string operations takes 12 cycles
	minimally; cld takes 2 cycles.
	(ppro_uops attribute): Str is "many" and cld is "few".
	(ppro_p0 unit): Handle cld here.
	(k6_alux unit): Handle cld and str types.
	(k6_load unit): It is ocupied by str opcodes.
	(k6_store unit): It is ocupied by str opcodes.
	(athlon_decode): Str is vector decoded.
	(athlon_ieu): Handle str and cld.
	(cld pattern): New.
	(movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
	(movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
	cmpstrsi_nz_1 insn): Do not output cld instruction

From-SVN: r31326

        * i386.c (ix86_expand_setcc): Fix typo.
        (ix86_expand_movcc): Similarly.

From-SVN: r31325

From-SVN: r31324

        * gcc.texi (G++ and GCC): Add Java and Chill.
        (Bug Critera): Don't list languages.

        * gcc.texi (Incompatibilities): No longer claim most C compilers
        are K&R.

        * gcc.texi (G++ and GCC): Update other front-ends list.

From-SVN: r31323

        * haifa-sched.c (extract_bitlst): New parameter for size of the
        bitset in bits.  All callers changed.  Avoid looking at undefined
        bits in the bitset.
        (edgeset_bitsize): New variable.
        (schedule_region): Initialize edgeset_bitsize.

From-SVN: r31322

	* friend.c (do_friend): Don't resolve scopes when processing
	template declarations, even if the qualifying scope doesn't
	involve template parameters.

From-SVN: r31321

From-SVN: r31320

	* class.c (dfs_modify_vtables_queue_p): Remove.
	(modify_all_vtables): Use dfs_unmarked_real_bases_queue_p
	and dfs_marked_real_bases_queue_p instead of
	dfs_modify_vtables_queue_p.

From-SVN: r31319

From-SVN: r31318

From-SVN: r31317

	* class.c (build_vbase_path): Simplify.
	(dfs_propagate_binfo_offsets): New function.
	(propagate_binfo_offsets): Use it.
	(remove_base_field): Simplify.
	(dfs_set_offset_for_vbases): Remove.
	(dfs_set_offset_for_shared_vbases): New function.
	(dfs_set_offset_for_unshared_vbases): Likewise.
	(layout_virtual_bases): Use them.
	(layout_basetypes): Don't call propagate_binfo_offsets.
	* search.c (dfs_get_vbase_types): Clone completely fresh binfos
	for the vbases.

From-SVN: r31316

	* class.c (build_base_field): New function, split out from ...
	(build_base_fields): ... here.  Use it.  Allocate primary bases
	first, under the new ABI.
	(get_vtable_entry): Remove.
	(remove_base_field): New function, split out from ...
	(remove_base_fields): ... here.  Adjust since primary bases come
	first under the new ABI.

From-SVN: r31315

	* cp-tree.h (expand_direct_vtbls_init): Remove declaration.
	(initialize_vtbl_ptrs): New function.
	(expand_indirect_vtbls_init): Change prototype.
	(convert_pointer_to_vbase): Declare.
	* init.c (expand_direct_vtbls_init): Remove.
	(dfs_initialize_vtbl_ptrs): New function.
	(initialize_vtbl_ptrs): Likewise.
	(emit_base_init): Use initialize_vtbl_ptrs.
	* search.c (convert_pointer_to_vbase): Make it global.
	(expand_indirect_vtbls_init): Remove vtable initialization code.
	* semantics.c (setup_vtbl_ptr): Use initialize_vtbl_ptrs.

From-SVN: r31314

	* class.c (dfs_finish_vtbls): New function.
	(finish_vtbls): Use it.
	(dump_class_hierarchy): New function.

From-SVN: r31313

	* cp-tree.h (BINFO_PRIMARY_MARKED_P): Change definition.
	(BINFO_VBASE_PRIMARY_P): New macro.
	(BINFO_VIRTUALS): Add to documentation.
	(SET_BINFO_PRIMARY_MARKED_P): Remove.
	(CLEAR_BINFO_PRIMARY_MARKED_P): Likewise.
	(dfs_mark_primary_bases_queue_p): Likewise.
	(dfs_unmarked_real_bases_queue_p): New function.
	(dfs_marked_real_bases_queue_p): Likewise.
	* search.c (dfs_mark_primary_bases): Adjust.
	(mark_primary_bases): Likewise.
	(get_shared_vbase_if_not_primary): New function.
	(dfs_unmarked_real_bases_queue_p): Likewise.
	(dfs_marked_real_bases_queue_p): Likewise.
	(dfs_get_pure_virtuals): Simplify.
	(get_pure_virtuals): Likewise.

From-SVN: r31312

	* gcc.c-torture/execute/990628-1.c: Tweak to work on targets
	with 16 bit integers.

From-SVN: r31311

From-SVN: r31309

	* Makefile.in (optabs.o): Depend on real.h
	(resource.o): Depend on insn-attr.h

	* builtins.c (result_vector): Wrap prototype in macro conditions
	governing definition and use.

	* c-common.c: Include tm_p.h.

	* c-lex.c: Likewise.

	* elfos.h: Constify a char*.

	* final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
	(get_attr_length, shorten_branches, profile_after_prologue): Mark
	parameter with ATTRIBUTE_UNUSED.

	* fold-const.c (exact_real_inverse): Wrap variable `i' in
	CHECK_FLOAT_VALUE.

	* haifa-sched.c (schedule_insns): Mark parameter with
	ATTRIBUTE_UNUSED.

	* optabs.c: Include real.h.

	* real.h (ereal_atof): Add prototype arguments.

	* resource.c: Include insn-attr.h.

	* sdbout.c (sdbout_queue_anonymous_type,
	sdbout_dequeue_anonymous_types): Wrap in macro
	SDB_ALLOW_FORWARD_REFERENCES.
	(sdbout_init, sdbout_start_new_source_file): Mark parameter with
	ATTRIBUTE_UNUSED.

	* stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.

	* stupid.c: Include tm_p.h.

	* tree.c (real_value_from_int_cst): Mark parameter with
	ATTRIBUTE_UNUSED.

cp:
	* lex.c: Include tm_p.h.

ch:
	* lex.c: Include tm_p.h.

From-SVN: r31308

	* i960-protos.h: New file.

	* i960.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* i960.h: Move prototypes to i960-protos.h.  Fix compile time warnings.

From-SVN: r31307

From-SVN: r31306

2000-01-10  Jeff Sturm  <jsturm@sigma6.com>

	* java/lang/natMath.cc (pow): Cast args to `double', not
	`jdouble'.
	(atan2): Likewise.
	(IEEEremainder): Likewise.
	* java/lang/mprec.h: Don't wrap includes in `extern "C"'.
	* java/lang/fdlibm.h: Don't wrap includes in `extern "C"'.

From-SVN: r31305

* combine.c (expand_field_assignment): Do not discard SUBREGs
while computing nonzero_bits.

From-SVN: r31304

	* configure.in: Use mt-aix43 to handle *_TARGET defs,
	not mh-aix43.
	* config/mh-aix43: Delete, move to mt-aix43.
	* config/mt-aix43: New file.

From-SVN: r31303