install.texi (--with-cpu): Mention ARC.

install.texi (--with-cpu): Mention ARC.

2013-10-01  Joern Rennecke  <joern.rennecke@embecosm.com>
            Jeremy Bennett  <jeremy.bennett@embecosm.com>

        * doc/install.texi (--with-cpu): Mention ARC.
        (arc-*-elf32): New paragraph.
        (arc-linux-uclibc): Likewise.
        * doc/md.texi (Machine Constraints): Add ARC part.
        * doc/invoke.texi: (menu): Add ARC Options.
        (Machine Dependent Options) <ARC Options>: Add synopsis.
        (node ARC Options): Add.
        * doc/extend.texi (long_call / short_call attribute): Add ARC.
        (ARC Built-in Functions): New section defining
        generic ARC built-in functions.
        (ARC SIMD Built-in Functions): New section defining SIMD specific
        built-in functions.
        (Declaring Attributes of Functions): Extended
        description of short_call and long_call attributes for ARC and
        added index entries.

Co-Authored-By: Jeremy Bennett <jeremy.bennett@embecosm.com>
From-SVN: r203074