2000-05-25  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* vax.h (CPP_SPEC): Define __GFLOAT and GFLOAT when -mg is specified.

From-SVN: r34187

        * bb-reorder.c (reorder_block_def): Reorder elements for size.
        Remove add_jump; add next; replace flags with visited.
        (rbd_init): Remove.
        (REORDER_BLOCK_HEAD, REORDER_BLOCK_VISITED): Remove.
        (REORDER_BLOCK_FLAGS, REORDER_BLOCK_INDEX): Remove.
        (REORDER_BLOCK_ADD_JUMP, REORDER_BLOCK_EFF_HEAD): Remove.
        (REORDER_BLOCK_EFF_END, REORDER_BLOCK_SCOPE): Remove.
        (RBI): New.
        (reorder_index, reorder_last_visited): Remove.
        (skip_insns_after_block): Rewrite to use a switch.
        (get_common_dest): Remove.
        (chain_reorder_blocks): Remove.
        (record_effective_endpoints): Split out from reorder_basic_blocks.
        (make_reorder_chain): Likewise.  Loop until all blocks are placed.
        (make_reorder_chain_1): Renamed from old make_reorder_chain.
        Only construct the reorder chain, do not move insns.  Try harder
        to tail recurse.
        (label_for_bb, emit_jump_to_block_after): New.
        (fixup_reorder_chain): Use them.  Do bulk block movement.  Examine
        and adjust the jump insns appropriately.  Fixup basic_block_info.
        (verify_insn_chain): Always define.
        (relate_bbs_with_scopes): Call xmalloc, not xcalloc.  Fix thinko
        in allocation size.
        (make_new_scope): Don't write zeros to calloc'd space.
        (build_scope_forest): Rely on xrealloc to DTRT.
        (reorder_basic_blocks): Don't build loop nest.  Don't fail if
        profile_arc_flag.  Streamline EH test.

	* flow.c (redirect_edge_succ, redirect_edge_pred): New.
	* basic-block.h: Declare them.

From-SVN: r34186

From-SVN: r34185

* emit-rtl.c (reset_used_decls): New function.
(unshare_all_rtl_again): Call it.

From-SVN: r34184

cpplex.c (maybe_macroexpand): Warn about function-like macros used in non-function context, if -Wtraditional.

	* cpplex.c (maybe_macroexpand): Warn about function-like
	macros used in non-function context, if -Wtraditional.

From-SVN: r34183

	* parse.y (resolve_field_access): Don't check DECL_LANG_SPECIFIC
	when trying to see if field's class should be initialized.  Always
	initialize field's declaring class, not qualified class.
	For PR gcj/162.

From-SVN: r34182

	* parse.y (array_constructor_check_entry): Pass `wfl_value', not
	`wfl_operator', to maybe_build_primttype_type_ref.
	Fixes PR gcj/235.

From-SVN: r34181

From-SVN: r34180

        * ifcvt.c (seq_contains_jump): New.
        (noce_try_store_flag_constants): Use it to fail conversion.
        (noce_try_store_flag_inc, noce_try_store_flag_mask): Likewise.

From-SVN: r34179

	* except.h (can_throw): Declare it.
	* except.c (can_throw): Give it external linkage.
	* resource.c (find_dead_or_set_registers): Use can_throw.

From-SVN: r34178

	* cp-tree.h (cp_tree_index): Add CPTI_VTT_PARM_TYPE and
	CPTI_VTT_PARM_IDENTIFIER.
	(vtt_parm_identifier): New macro.
	(vtt_parm_type): Likewise.
	(BINFO_SUBVTT_INDEX): Likewise.
	(BINFO_VPTR_INDEX): Likewise.
	(struct lang_decl): Add vtt_parm.
	(DECL_VTT_PARM): New macro.
	(DECL_USE_VTT_PARM): Likewise.
	(DECL_NEEDS_VTT_PARM_P): Likewise.
	(get_vtt_name): Declare.
	(build_artifical_parm): Likewise.
	(fixup_all_virtual_upcast_offsets): Likewise.
	(expand_indirect_vtbls_init): Remove.
	* call.c (build_new_method_call): Pass the vtt to subobject
	constructors and destructors.
	* class.c (get_vtt_name): Give it external linkage.
	(build_clone): Handle the magic VTT parameters for clones.
	(clone_function_decl): Fix typo in comment.
	(build_vtt): Keep track of the indices in the VTTs where various
	entities are stored.
	(build_vtt_inits): Likewise.
	(dfs_build_vtt_inits): Likewise.
	(build_ctor_vtbl_group): Tweak type of construction vtables.
	(dfs_accumulate_vtbl_inits): Build vtables for all bases, even
	primary bases, when building construction vtables.
	* decl.c (duplicate_decls): Handle DECL_VTT_PARM.
	(initialize_predefined_identifiers): Add vtt_parm_identifier.
	(init_decl_processing): Initialize vtt_parm_type.
	(grokfndecl): Use DECL_OVERLOADED_OPERATOR_P.
	(lang_mark_tree): Make vtt_parm.
	* decl2.c (build_artificial_parm): New function.
	(maybe_retrofit_in_chrg): Use it.  Add VTT parameters.
	(grokclassfn): Use build_artificial_parm.
	* init.c (initialize_vtbl_ptrs): Call
	fixup_all_virtual_upcast_offsets directly.
	(perform_member_init): Use the complete subobject destructor for
	member cleanups.
	(build_vtbl_address): New function.
	(expand_virtual_init): Handle VTTs.
	* optimize (maybe_clone_body): Likewise.
	* search.c (fixup_all_virtual_upcast_offsets): Give it external
	linkage.
	(expand_indirect_vtbls_init): Remove.
	* semantics.c (setup_vtbl_ptr): Fix typos in comment.
	* tree.c (make_binfo): Make them bigger.

From-SVN: r34177

From-SVN: r34176

        * combine.c (try_combine): Use any_condjump_p, any_uncondjump_p
        and pc_set at the place of simplejump_p and condjump_p.
        * cse.c (record_jump_equiv): Likewise.
        * emit-rtl.c (emit): Likewise.
        * explow.c (find_next_ref): Likewise.
        * flow.c (tidy_fallthru_edge): Likewise.
        (init_propagate_block_info): Likewise.
        * gcse.c (delete_null_pointer_checks): Likewise.
        * ifcvt.c (cond_exec_get_condition, noce_get_condition,
        dead_or_predicable): Likewise.
        * integrate.c (copy_insn_list): Likewise.
        * loop.c (scan_loop, verify_dominator, find_and_verify_loops,
        for_each_insn_in_loop, check_dbra_loop, get_condition,
        insert_bct, load_mems): Likewise.
        * resource.c (find_dead_or_set_registers): Likewise.
        * sibcalls.c (simplejump_p): Likewise.
        * unroll.c (copy_loop_body, reg_dead_after_loop): Likewise.

From-SVN: r34175

        * rs6000.c (expand_block_move): Add 64-bit PowerPC doubleword move
        to STRING case.  Use doubleword STRING move for TARGET_POWERPC64
        when unaligned.
        * rs6000.h (CONST_OK_FOR_LETTER_P, 'J'): unsigned HOST_WIDE_INT.
        (RETURN_ADDR_RTX): Use COUNT and FRAME, not count and frame.
        (LEGITIMIZE_RELOAD_ADDRESS): unsigned HOST_WIDE_INT high.
        * rs6000.md: Name various internal patterns.

From-SVN: r34174

From-SVN: r34173

From-SVN: r34172

        * jump.c (invert_exp_1): Remove first argument, use pc_set
        to get the expression.
        (redirect_exp): Make static; redirect only the pc_set expression,
        remove first argument.
        (invert_exp): Remove first argument, make static.
        (jump_optimize): Use any_condjump_p, any_uncondjump_p and
        any_onlyjump at most places where we originaly did condjump_p
        and simplejump_p.
        (jump_back_p, follow_jumps, thread_jumps): Likewise.
        (delete_barrier_succesors): Use pc_set.
        (invert_jump_1, invert_jump, redirect_jump_1, redirect_jump): Update
        calls of invert_exp and redirect_exp.
        * rtl.h (redirect_exp, invert_exp): Remove.
        * unroll.c (copy_loop_body): Use invert_jump and redirect_jump.

From-SVN: r34171

From-SVN: r34170

2000-05-25  Andrew MacLeod  <amacleod@cygnus.com>
            Andrew Haley  <aph@cygnus.com>

	* except.c  (func_eh_entry): Add emitted field.
	(new_eh_region_entry): Set emitted field to 0;
	(output_exception_table_entry): Only emit previously un-emitted data,
	and send it to the eh_data section.
	(output_exception_table): Break out common parts. Output
	exception table for entire compilation unit to eh_data section.
	(output_exception_table_data): Common parts of output_exception_table.
	Send output to eh_data section.
	(output_function_exception_table): Output exception table data for
	a single function to eh_data section.
	(free_exception_table): New external to free the table.
	* except.h (free_exception_table): Add prototype.
	(output_function_exception_table): Add prototype.
	* final.c (final_end_function): Output function exception table
	for IA64_UNWIND_INFO.
	(final_scan_insn): Emit any unwind directives for an insn.

	* frame-dwarf2.c: New file containing all DWARF 2 specific code
	from frame.c.
	* frame.c: Remove all DWARF 2 specific code.
	* config/ia64/frame-ia64.c: New file.
	(gthread_stuff): Make all gthread available with
	IA64_UNWIND_INFO.
	(dwarf_fde): Define an IA64 struct for dwarf_fde.
	(__register_frame_info, __register_frame): Move to common area of file.
	(__register_frame_info_table, __register_frame_table): Move to common i
	area.
	(__deregister_frame_info, __deregister_frame): Move to common area.
	(__frame_init, find_fde): New versions for IA64_UNWIND_INFO.
	(read_uleb128): New version for ia64.
	(get_unwind_record): Read the next IA-64 unwind record.
	(read_R_record): Read a region header record.
	(process_a_b_reg_code): X record helper.
	(read_X_record): Read an X format record.
	(read_B_record): Read a B format record.
	(P3_record_types): List of record types matching the P3 format.
	(P7_record_types): List of record types matching the P7 format.
	(P8_record_types): List of record types matching the P8 format.
	(read_P_record): Read a P format record.
	(init_ia64_reg_loc): Set default fields for a register.
	(init_ia64_unwind_frame): Set defaults for all register records.
	(execute_one_ia64_descriptor): Execute one descriptor record.
	(rse_address_add): Calculate the position of a local reg in memory.
	(normalize_reg_loc): Turn a location descriptor into a memory address.
	(maybe_normalize_reg_loc): Only normalize a descriptor if it falls
	within a specified PC offset range.
	(get_real_reg_value): Given a register location, retrieve its value.
	(set_real_reg_value): Change the value of a register location.
	(copy_reg_value): Copy reg values, if needed.
	(copy_saved_reg_state): Copy all registers that need to be copied.
	(process_state_between): Normalize all frame register records that
	fall within the specified PC range.
	(frame_translate): Take a processed frame description, and turn
	everything into addresses.
	(build_ia64_frame_state ): Find and create frame state record for a PC.
	(get_personality): Get the personality routine for a given frame.
	(get_except_table): Get the exception table for a given frame.
	(record_name): Unwind record names for debugging.
	(print_record): Print and unwind record.
	(print_all_records): Print an entire unwind image.
	(__ia64_backtrace): Print a backtrace.
	(ia64_backtrace_helper): New function.
	(__register_frame_info_aux): New function.
	* config/ia64/crtend.asm (__do_frame_setup_aux): New function.

	* frame.h (enum unw_record_type): New unwind record types.
	(struct unw_p_record, unw_b_record, unw_x_record) : New unwind records.
	(struct unw_r_record, unwind_record): New unwind record structs.
	(struct unwind_info_ptr): Unwind information layout.
	(IA64_UNW_LOC_TYPE_*): Macros for different types for location
	descriptors.
	(struct ia64_reg_loc): Register location description.
	(struct ia64_frame_state): Location of all registers in a frame.
	(struct object): Add pc_base and fde_end for IA64_UNWIND_INFO.
	* libgcc2.c (__ia64_personality_v1): Personality routine.
	(__calc_caller_bsp): Calculate the bsp register for the caller's
	frame.
	(ia64_throw_helper): Figure out who to return to and set up the
	registers.
	(__throw): Throw routine.

	* output.h (assemble_eh_align, assemble_eh_label): New functions
	to generate EH info where we want it.
	(assemble_eh_integer): New function.
	* toplev.c (compile_file): Output module level exception table for
	non-ia64 targets.
	(main): Set exceptions_via_longjump and flag_new_exceptions based
	on IA64_UNWIND_INFO too.

	* varasm.c (assemble_eh_label): Generate a label via
	ASM_OUTPUT_EH_LABEL if it has been specified.
	(assemble_eh_align): Generate an alignment directive via
	ASM_OUTPUT_EH_ALIGN if it has been specified.
	(assemble_eh_label): Generate an integer value via
	ASM_OUTPUT_EH_type if they have been specified.
	* config/ia64/ia64.c (rtx_needs_barrier): Add flushrs.
	(ia64_init_builtins): Add __builtin_ia64_bsp
	and __builtin_ia64_flushrs.
	(ia64_expand_builtin): Add IA64_BUILTIN_BSP and
	IA64_BUILTIN_FLUSHRS.
	* config/ia64/ia64.h (ia64_builtins): Add IA64_BUILTIN_BSP and
	IA64_BUILTIN_FLUSHRS.

	* config/ia64/ia64.md (flushrs): New insn to flush the register
	stack.  Add to unspec list.

	* config/ia64/crtbegin.asm (frame_object): Change size.
	(__do_frame_setup_aux): New function.
	* config/ia64/crtend.asm: call __do_frame_setup_aux.
	* config/ia64/t-ia64 (LIB2ADDEH): Add.
	* Makefile.in (LIB2ADDEH): Add.
	(LIB2ADD): Use LIB2ADDEH.

Co-Authored-By: Andrew Haley <aph@cygnus.com>

From-SVN: r34169

2000-05-25  Benjamin Kosnik  <bkoz@milou.soma.redhat.com>

	* inclosure: Change to...
	* mkinclosure: This.
	Fix paths to bash.
	* mkcshadow: Fix paths to bash.

	* src/Makefile.am: Tweaks. Do cshadow header trickery at build time.
	* src/Makefile.in: Regnerate.
	* acinclude.m4 (GLIBCPP_COMPILER_VERSION): Fix typo.
	(GLIBCPP_ENABLE_SHADOW): Do a less gross hack.
	* aclocal.m4: Regenerate.
	* mkcheck.in (INC_PATH): Tweak.

	* configure.in: Enable long long by default.
	* configure: Regenerate.

	* mkcheck.in (LIB_PATH): Revert.

From-SVN: r34168

2000-05-25  Benjamin Kosnik  <bkoz@milou.soma.redhat.com>

	* inclosure: Change to...
	* mkinclosure: This.
	Fix paths to bash.
	* mkcshadow: Fix paths to bash.

	* src/Makefile.am: Tweaks. Do cshadow header trickery at build time.
	* src/Makefile.in: Regnerate.
	* acinclude.m4 (GLIBCPP_COMPILER_VERSION): Fix typo.
	(GLIBCPP_ENABLE_SHADOW): Do a less gross hack.
	* aclocal.m4: Regenerate.
	* mkcheck.in (INC_PATH): Tweak.

	* configure.in: Enable long long by default.
	* configure: Regenerate.

	* mkcheck.in (LIB_PATH): Revert.

From-SVN: r34167

2000-05-25  Benjamin Kosnik  <bkoz@milou.soma.redhat.com>

	* inclosure: Change to...
	* mkinclosure: This.
	Fix paths to bash.
	* mkcshadow: Fix paths to bash.

	* src/Makefile.am: Tweaks. Do cshadow header trickery at build time.
	* src/Makefile.in: Regnerate.
	* acinclude.m4 (GLIBCPP_COMPILER_VERSION): Fix typo.
	(GLIBCPP_ENABLE_SHADOW): Do a less gross hack.
	* aclocal.m4: Regenerate.

	* configure.in: Enable long long by default.
	* configure: Regenerate.

	* mkcheck.in (LIB_PATH): Revert.

From-SVN: r34166

	* inc/cxxabi.h (__pbase_type_info): Define, based on
	__pointer_type_info.
	(__pointer_type_info): Derive from __pbase_type_info. Adjust.
	(__pointer_to_member_type_info): Likewise.
	* tinfo2.cc (__pbase_type_info::~__pbase_type_info): Implement.
	(__pointer_to_member_type_info::__is_pointer_p): Remove.
	(__pointer_type_info::__do_catch): Rename to ...
	(__pbase_type_info::__do_catch): ... here. Adjust.
	(__pbase_type_info::__pointer_catch): Implement.
	(__pointer_type_info::__pointer_catch): Adjust.
	(__pointer_to_member_type_info::__pointer_catch): Adjust.

From-SVN: r34165

	* g++.old-deja/g++.eh/catch11.C: New test.
	* g++.old-deja/g++.eh/catch12.C: New test.

From-SVN: r34164

	* tinfo.h (__user_type_info::contained_virtual_p): New
	predicate.
	* tinfo.cc (__user_type_info::do_upcast): Fix bug with diamond
	shaped heirarchy.
	(__vmi_class_type_info::__do_upcast): Fix bug with NULL pointer to
	diamond shaped heirarchy. Add early out for mixed diamond and
	duplicate shaped heirarchy.

From-SVN: r34163

2000-05-24   Nathan "I don't write ChangeLog Entries" Myers  <ncm@cantrip.org>

	* config/cpu/i486: New directory.
	* config/cpu/i486/bits: New directory.
	* config/cpu/i486/bits/atomicity.h: New file.
	* config/cpu/i386/bits/atomicity.h (__compare_and_swap): Delete
	'cmpxchgl' asm.
	* acinclude.m4 (GLIBCPP_CHECK_CPU): Enable i386.

2000-05-24  Loren J. Rittle  <ljrittle@acm.org>

        * backward/alloc.h (__default_alloc_template): Only expose
          implementation-specific symbol, if it exists in the
          configuration.
        * backward/iostream.h (ends): Expose symbol.
        * backward/strstream.h: New file.
        * backward/stream.h: New file.
        * backward/ostream.h: New file.
        * backward/istream.h: New file.
        * backward/fstream.h: New file.
        * backward/complex.h: New file.
        * backward/iomanip.h: New file.

	* mkcheck.in (LIB_PATH): Add -R bits.

	* math/carg.c (carg): Replace __atan2 with atan2.

From-SVN: r34162

alloc.h (__default_alloc_template): Only expose implementation-specific symbol, if it exists in the configuration.


2000-05-24  Loren J. Rittle  <ljrittle@acm.org>

        * backward/alloc.h (__default_alloc_template): Only expose
          implementation-specific symbol, if it exists in the
          configuration.
        * backward/iostream.h (ends): Expose symbol.
        * backward/strstream.h: New file.
        * backward/stream.h: New file.
        * backward/ostream.h: New file.
        * backward/istream.h: New file.
        * backward/fstream.h: New file.
        * backward/complex.h: New file.
        * backward/iomanip.h: New file.

	* mkcheck.in (LIB_PATH): Add -R bits.

	* math/carg.c (carg): Replace __atan2 with atan2.

From-SVN: r34161

2000-05-19   Nathan "I don't write ChangeLog Entries" Myers  <ncm@cantrip.org>

	* config/cpu/i486: New directory.
	* config/cpu/i486/bits: New directory.
	* config/cpu/i486/bits/atomicity.h: New file.
	* config/cpu/i386/bits/atomicity.h (__compare_and_swap): Delete
	'cmpxchgl' asm.
	* acinclude.m4 (GLIBCPP_CHECK_CPU): Enable i386.

From-SVN: r34160

From-SVN: r34159

        * recog.c (offsettable_address_p): If mode size is zero, assume
        BIGGEST_ALIGNMENT.

From-SVN: r34158

2000-05-24  Benjamin Kosnik  <bkoz@purist.soma.redhat.com>

	* Makefile.am (TAGS): Construct.
	* Makefile.in: Rengerate.
	* src/Makefile.am: Tweak.
	* src/Makefile.in: Tweak.
	* configure.in: Tweak.

	* bits/c++config.h: Rename to ...
	* bits/c++config: This.
	* mkc++config: Adjust.

From-SVN: r34157

        * configure.in: Check for -Wno-long-long option support and improve
        handling of warning CFLAGS for stages 1 and 2.
        * Makefile.in (WARN_CFLAGS): Move definition to configure.in.
        * configure: Regenerate.

From-SVN: r34156

From-SVN: r34155

From-SVN: r34154

From-SVN: r34153

        * gcc.texi: Remove contributor list.  Instead include contrib.texi.
        * contrib.texi: New file.

From-SVN: r34152

	* Back out this patch:
	Tue Dec  7 19:22:06 1999  Richard Henderson  <rth@cygnus.com>
          * loop.h (struct induction): Add multi_insn_incr.
          * loop.c (basic_induction_var): New multi_insn_incr argument.
          Set it if we search back through previous insns for the biv.
          (record_biv): New multi_insn_incr argument; fill in struct induction.
          (strength_reduce): Discard an iv with multiple bivs, any of
          which require multiple insns to increment.

	* loop.c (check_insn_for_bivs): Remove bits copied from above patch.

From-SVN: r34151

	* rtl.h (loc_mentioned_in_p): Declare.
	* reload.c (loc_mentioned_in_p): Moved from here...
	* rtlanal.c (loc_mentioned_in_p): to here.  No longer static.
	Fix loop increment for 'E' handling.
	* loop.c (strength_reduce): When doing biv->giv conversion,
	take multi-insn biv increments into account.

From-SVN: r34150

        * stmt.c (expand_end_bindings): Look through NOTEs to find a
        BARRIER.

From-SVN: r34149

From-SVN: r34148