i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X' constraint for operand 2 when operand 0 is memory operand.

        * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
        constraint for operand 2 when operand 0 is memory operand.
        (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
        operand 0 is memory operand.
        (fix_trunc<mode>_i387_with_temp): Ditto.
        (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
        operand 2 when operand 1 is memory operand.
        (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
        (*floatsi<mode>2_vector_sse_with_temp): Ditto.
        (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
        (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
        (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
        operands 2,3 and 4 when operand 1 is memory operand.
        (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
        is memory operand.
        (fistdi2_floor_with_temp): Ditto.
        (fist<mode>2_floor_with_temp): Ditto.
        (fistdi2_ceil_with_temp): Ditto.
        (fist<mode>2_ceil_with_temp): Ditto.
        (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.

From-SVN: r134697