revert: Makefile.def (target_modules): Add libgcc-math target module.

2006-05-22  Richard Guenther  <rguenther@suse.de>

        Revert
        2006-01-31  Richard Guenther  <rguenther@suse.de>
        Paolo Bonzini  <bonzini@gnu.org>

        * Makefile.def (target_modules): Add libgcc-math target module.
        * configure.in (target_libraries): Add libgcc-math target
        * library.
        (--enable-libgcc-math): New configure switch.
        * Makefile.in: Re-generate.
        * configure: Re-generate.
        * libgcc-math: New toplevel directory.

        * doc/install.texi (--disable-libgcc-math): Document.

        libgcc-math/
        * configure.ac: New file.
        * Makefile.am: Likewise.
        * configure: New generated file.
        * Makefile.in: Likewise.
        * aclocal.m4: Likewise.
        * libtool-version: New file.
        * include/ieee754.h: New file.
        * include/libc-symbols.h: Likewise.
        * include/math_private.h: Likewise.
        * i386/Makefile.am: New file.
        * i386/Makefile.in: New generated file.
        * i386/sse2.h: New file.
        * i386/endian.h: Likewise.
        * i386/sse2.map: Linker script for SSE2 ABI math intrinsics.
        * flt-32/: Import from glibc.
        * dbl-64/: Likewise.

From-SVN: r113980