2014-09-01  Thomas Preud'homme  <thomas.preudhomme@arm.com>

    * tree-ssa-math-opts.c (struct symbolic_number): Clarify comment about
    the size of byte markers.
    (do_shift_rotate): Fix confusion between host, target and marker byte
    size.
    (verify_symbolic_number_p): Likewise.
    (find_bswap_or_nop_1): Likewise.
    (find_bswap_or_nop): Likewise.

From-SVN: r214780