* defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
        (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
        * doc/tm.texi: Document them.
        * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
        (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
        (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
        (ASM_OUTPUT_FDESC): Likewise.

        * class.c (build_vtable): Use TARGET_VTABLE_ENTRY_ALIGN.
        (build_vtbl_initializer): Honor TARGET_VTABLE_DATA_ENTRY_DISTANCE.
        (build_vbase_offset_vtbl_entries): Likewise.
        * rtti.c (build_headof): Likewise.
        (get_tinfo_decl_dynamic): Likewise.
        (create_pseudo_type_info): Likewise.

        * g++.old-deja/g++.abi/vtable2.C (INC_VDATA): New.  Define for
        ia64 ilp32.

From-SVN: r54603