* Makefile.in (SHOPT): New macro, flag to ld to create
shared library. Defaults to "-shared".
(SHLIB): Use new SHOPT rather than hardcoded "-shared".
* configure.in: While configuring for *-*-beos*, if
--enable-shared is given, add beos.ml to list of makefile
frags.
* config/beos.ml: New file.
From-SVN: r31373
* configure.in (i?86-*-beos{pe,elf,}*): Recognize.
* i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
* i386/beos-elf.h, i386/beos-pe.h: New files.
* Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
* cross-make (SYSTEM_HEADER_DIR): Define using
CROSS_SYSTEM_HEADER_DIR.
* gcc.c (LIBRARY_PATH_ENV): Provide default.
(process_command): Use it.
(main): Likewise. Kill trailing = from env vars.
(build_search_list): Put it back.
* collect2.c (main): Use LIBRARY_PATH_ENV.
* configure.in (GCC_NEED_DECLARATIONS): Add environ.
* toplev.c: Use NEED_DECLARATION_ENVIRON.
* tm.texi (Frame Layout): Document SMALL_STACK.
* c-common.c (c_common_nodes_and_builtins): Check it.
* system.h: Undef alloca after including glibc's <stdlib.h>,
if USE_C_ALLOCA is defined.
* gcc.c (set_input): New fn.
(main): After all input files are compiled, reset the input file
info to the first.
* aclocal.m4 (rindex, index): If already defined, don't attempt
to redefine.
* ginclude/varargs.h: (__va_list__): Define ifndef.
* ginclude/stdarg.h: Likewise.
* ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
instead of unsigned char.
* hash.h (true, false, boolean): Undef before enum.
From-SVN: r31366
* cp-tree.h (dfs_skip_vbases): New function.
(find_vbase_instance): Likewise.
* class.c (determine_primary_base): Allow a nearly empty base to
serve as a primary base class under the new ABI.
(get_class_offset_1): Rename to ...
(dfs_get_class_offset): ... this. Simplify. Don't issue error
messages here.
(get_class_offset): Use it. Issue error messages here.
(dfs_modify_vtables): Rely on dfs_unmarked_real_bases_queue_p to
find the right copies of virtual bases.
(fixup_vtable_deltas1): Rename to ...
(dfs_fixup_vtable_deltas): ... this. Adjust to handle virtual
bases as primary bases.
(fixup_vtable_deltas): Remove.
(override_one_vtable): Handle virtual bases as primary bases.
(merge_overrides): Likewise.
(finish_struct_1): Likewise.
(dump_class_hierarchy): Dump primary-ness of bases as well.
* search.c (mark_primary_bases): Use a pre-order traversal to
handle primary virtual bases.
(dfs_skip_vbases): New fiunction.
(expand_upcast_fixups): Adjust to handle primary virtual bases.
(fixup_virtual_upcast_offsets): Likewise.
(fixup_all_virtual_upcast_offsets): Likewise.
(dfs_find_vbase_instances): New function.
(find_vbase_instance): Likewise.
From-SVN: r31360
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
* 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
* 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
