* config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.

    * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
        (STARTFILE_SPEC): Delete PE crt0.o.
        * config/rs6000/aix51.h: Same.
        * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
        * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
        function descriptor symbol.  Use RS6000_OUTPUT_BASENAME.
        (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
        * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53756 138bc75d-0d04-0410-961f-82ee72b054a4