Enable Intel AVX512_VPOPCNTDQ instructions
    
    gas/
    
    2017-01-12  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
    
    	* config/tc-i386.c (cpu_arch): Add .avx512_vpopcntdq.
    	(cpu_noarch): Add noavx512_vpopcntdq.
    	* doc/c-i386.texi: Document avx512_vpopcntdq, noavx512_vpopcntdq.
    	* testsuite/gas/i386/i386.exp: Run AVX512_VPOPCNTDQ tests.
    	* testsuite/gas/i386/avx512_vpopcntdqd-intel.d: New file.
    	* testsuite/gas/i386/avx512_vpopcntdqd.d: Ditto.
    	* testsuite/gas/i386/avx512_vpopcntdqd.s: Ditto.
    	* testsuite/gas/i386/x86-64-avx512_vpopcntdqd-intel.d: Ditto.
    	* testsuite/gas/i386/x86-64-avx512_vpopcntdqd.d: Ditto.
    	* testsuite/gas/i386/x86-64-avx512_vpopcntdqd.s: Ditto.
    
    opcodes/
    
    2017-01-12  Igor Tsimbalist  <igor.v.tsimbalist@intel.com>
    
    	* i386-dis.c (enum): Add PREFIX_EVEX_0F3855, EVEX_W_0F3855_P_2.
    	* i386-dis-evex.h (evex_table): Updated.
    	* i386-gen.c (cpu_flag_init): Add CPU_AVX512_VPOPCNTDQ_FLAGS,
    	CPU_ANY_AVX512_VPOPCNTDQ_FLAGS. Update CPU_ANY_AVX512F_FLAGS.
    	(cpu_flags): Add CpuAVX512_VPOPCNTDQ.
    	* i386-opc.h (enum): (AVX512_VPOPCNTDQ): New.
    	(i386_cpu_flags): Add cpuavx512_vpopcntdq.
    	* i386-opc.tbl: Add Intel AVX512_VPOPCNTDQ instructions.
    	* i386-init.h: Regenerate.
    	* i386-tbl.h: Ditto.