ssse3-pabsb.c: Re-enable 64-bit form on AVX targets.

ssse3-pabsb.c: Re-enable 64-bit form on AVX targets.

	* gcc.target/i386/ssse3-pabsb.c: Re-enable 64-bit form on AVX targets.
	* gcc.target/i386/ssse3-pabsd.c: Ditto.
	* gcc.target/i386/ssse3-pabsw.c: Ditto.
	* gcc.target/i386/ssse3-palignr.c: Ditto.
	* gcc.target/i386/ssse3-phaddd.c: Ditto.
	* gcc.target/i386/ssse3-phaddsw.c: Ditto.
	* gcc.target/i386/ssse3-phaddw.c: Ditto.
	* gcc.target/i386/ssse3-phsubd.c: Ditto.
	* gcc.target/i386/ssse3-phsubsw.c: Ditto.
	* gcc.target/i386/ssse3-phsubw.c: Ditto.
	* gcc.target/i386/ssse3-pmaddubsw.c: Ditto.
	* gcc.target/i386/ssse3-pmulhrsw.c: Ditto.
	* gcc.target/i386/ssse3-pshufb.c: Ditto.
	* gcc.target/i386/ssse3-psignb.c: Ditto.
	* gcc.target/i386/ssse3-psignd.c: Ditto.
	* gcc.target/i386/ssse3-psignw.c: Ditto.

From-SVN: r268907