* config/xtensa/lib2funcs.S: Fix whitespace.

    * config/xtensa/lib2funcs.S: Fix whitespace.
        * config/xtensa/xtensa.md (all insns and expanders): Use brace block
        syntax where appropriate.  Remove unnecessary backslash escapes.
        Reformat comments and fix some code formatting.
        (extendqisi2): Rearrange conditional.
        (*btrue, *bfalse, *ubtrue, *ubfalse, *bittrue, *bitfalse, *masktrue,
        *maskfalse, movsicc_internal0, movsfcc_internal0): Call abort instead
        of fatal_insn.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@70331 138bc75d-0d04-0410-961f-82ee72b054a4