Support Intel AVX-NE-CONVERT

Support Intel AVX-NE-CONVERT

gas/ChangeLog:

	* NEWS: Support Intel AVX-NE-CONVERT.
	* config/tc-i386.c: Add avx_ne_convert.
	* doc/c-i386.texi: Document .avx_ne_convert.
	* testsuite/gas/i386/i386.exp: Run AVX NE CONVERT tests.
	* testsuite/gas/i386/avx-ne-convert-intel.d: New test.
	* testsuite/gas/i386/avx-ne-convert.d: Ditto.
	* testsuite/gas/i386/avx-ne-convert.s: Ditto.
	* testsuite/gas/i386/x86-64-avx-ne-convert-intel.d: Ditto.
	* testsuite/gas/i386/x86-64-avx-ne-convert.d: Ditto.
	* testsuite/gas/i386/x86-64-avx-ne-convert.s: Ditto.

opcodes/ChangeLog:

	* i386-dis.c (Mw): New.
	(PREFIX_VEX_0F3872): Ditto.
	(PREFIX_VEX_0F38B0_W_0): Ditto.
	(PREFIX_VEX_0F38B1_W_0): Ditto.
	(VEX_W_0F3872_P_1): Ditto.
	(VEX_W_0F38B0): Ditto.
	(VEX_W_0F38B1): Ditto.
	(prefix_table): Add PREFIX_VEX_0F3872, PREFIX_VEX_0F38B0_W_0,
	PREFIX_VEX_0F38B1_W_0.
	(vex_w_table): Add VEX_W_0F3872_P_1, VEX_W_0F38B0, VEX_W_0F38B1.
	* i386-gen.c (cpu_flag_init): Add CPU_AVX_NE_CONVERT_FLGAS and
	CPU_ANY_AVX_NE_CONVERT_FLAGS.
	(cpu_flags): Add CpuAVX_NE_CONVERT.
	* i386-init.h: Regenerated.
	* i386-opc.h (CpuAVX_NE CONVERT): New.
	(i386_cpu_flags): Add cpuavx_ne_convert.
	* i386-opc.tbl: Add Intel AVX-NE-CONVERT instructions.
	* i386-tbl.h: Regenerated.