Fix issue #17, Update HWCAP2 information for ISA 3.0 (POWER9)

Signed-off-by: Bill Schmidt <wschmidt@linux.vnet.ibm.com>

specification/ch_4.xml

@@ -699,7 +699,10 @@ PPC_FEATURE2_HAS_EBB      0x10000000 /* Event Base Branching */
 PPC_FEATURE2_HAS_ISEL     0x08000000 /* Integer Select */
 PPC_FEATURE2_HAS_TAR      0x04000000 /* Target Address Register */
 PPC_FEATURE2_HAS_VCRYPTO  0x02000000 /* The processor implements the
-                                        Vector.AES category */</programlisting>
+                                        Vector.AES category */
+PPC_FEATURE2_HTM_NOSC     0x01000000
+PPC_FEATURE2_ARCH_3_00    0x00800000 /* ISA 3.0 */
+PPC_FEATURE2_HAS_IEEE128  0x00400000 /* VSX IEEE Binary Float 128-bit */</programlisting>
         <para>When a process starts to execute, its stack holds the arguments,
         environment, and auxiliary vector received from the exec call. The system
         makes no guarantees about the relative arrangement of argument strings,