mmx.md (mmx_pack<s_trunsuffix>swb): Use TARGET_SSE2 && SSE_REGNO_P in split condition.

mmx.md (mmx_pack<s_trunsuffix>swb): Use TARGET_SSE2 && SSE_REGNO_P in split condition.

	* config/i386/mmx.md (mmx_pack<s_trunsuffix>swb):
	Use TARGET_SSE2 && SSE_REGNO_P in split condition.
	(mmx_packssdw): Ditto.
	(mmx_punpckhbw): Ditto.
	(mmx_punpcklbw): Ditto.
	(mmx_punpckhwd): Ditto.
	(mmx_punpcklwd): Ditto.
	(mmx_punpckhdq): Ditto.
	(mmx_punpckldq): Ditto.
	(*vec_dupv4hi): Ditto.
	(*vec_dupv2si): Ditto.
	(mmx_pmovmskb): Ditto.
	* config/i386/sse.md (sse_cvtpi2ps): Use
	TARGET_SSE2 && SSE_REG_P in split condition.
	(ssse3_ph<plusminus_mnemonic>wv4hi3): Use
	TARGET_SSSE3 && SSE_REGNO_P in split condition.
	(ssse3_ph<plusminus_mnemonic>dv2si3): Ditto.
	(ssse3_pshufbv8qi3): Ditto.
	(ssse3_palignrdi): Ditto.

From-SVN: r272943