alpha.c (alpha_emit_conditional_branch): Handle TFmode unordered compares properly.

alpha.c (alpha_emit_conditional_branch): Handle TFmode unordered compares properly.

        * config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
        TFmode unordered compares properly.  Revalidate integer compare
        operands.
        (alpha_emit_setcc): New.
        (alpha_emit_conditional_move): Revalidate integer compare operands.
        * config/alpha/alpha-protos.h: Update.
        * config/alpha/alpha.md (cmpdi): Allow general operands.
        (sne): Use alpha_emit_setcc.
        (seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
        (sunordered, sordered): New.

From-SVN: r36598