diff --git a/Intrinsics_Reference/ch_vec_reference.xml b/Intrinsics_Reference/ch_vec_reference.xml
index 7117f70..f0d54f2 100644
--- a/Intrinsics_Reference/ch_vec_reference.xml
+++ b/Intrinsics_Reference/ch_vec_reference.xml
@@ -113,6 +113,40 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
       linkend="section_isa_intrin_xref" />) for the programmer's
       convenience.
     </para>
+    <para>
+      For some intrinsics, restrictions are shown in the
+      implementation table for some of the rows.  Possible
+      restrictions include:
+    </para>
+    <itemizedlist>
+      <listitem>
+	<para>
+	  <emphasis role="bold">ISA 3.0 or later</emphasis>.  This
+	  form is only available starting with PowerISA 3.0,
+	  corresponding to POWER9 servers.
+	</para>
+      </listitem>
+      <listitem>
+	<para>
+	  <emphasis role="bold">Phased in</emphasis>.  Not all
+	  compilers have yet completed implementing this form of the
+	  intrinsic.
+	</para>
+      </listitem>
+      <listitem>
+	<para>
+	  <emphasis role="bold">Deferred</emphasis>.  No compiler yet
+	  supports this form of the intrinsic.
+	</para>
+      </listitem>
+      <listitem>
+	<para>
+	  <emphasis role="bold">Deprecated</emphasis>.  This form of
+	  the intrinsic is currently available, but may be removed in
+	  the future.  Programmers are discouraged from using it.
+	</para>
+      </listitem>
+    </itemizedlist>
   </section>
 
   <?hard-pagebreak?>
@@ -13573,14 +13607,17 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 
     <simplesect xml:id="vec_first_match_index">
       <title>vec_first_match_index</title>
-      <subtitle>Vector ... Spelled Out Name TBD</subtitle>
+      <subtitle>Vector Index of First Match</subtitle>
       <programlisting>
-      r = vec_first_match_index (ARG1, ARG2)
+      r = vec_first_match_index (a, b)
       </programlisting>
 
       <para><emphasis>GCC 8.1 implementation is broken!</emphasis></para>
       <para><emphasis role="bold">Purpose:</emphasis>
-      Performs a comparison of equality on each of the corresponding elements of ARG1 and ARG2, and returns the first position of equality.
+      Performs a comparison of equality on each of the corresponding
+      elements of <emphasis role="bold">a</emphasis> and <emphasis
+      role="bold">b</emphasis>, and returns the first position of
+      equality.
       </para>
       <para><emphasis role="bold">Result value: </emphasis>Returns the element index of the position of the first character match. If no match, returns the number of characters as an element count in the vector argument.</para>
       <para><emphasis role="bold">Endian considerations:</emphasis>
@@ -13732,7 +13769,7 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 
     <simplesect xml:id="vec_first_match_or_eos_index">
       <title>vec_first_match_or_eos_index</title>
-      <subtitle>Vector ... Spelled Out Name TBD</subtitle>
+      <subtitle>Vector Index of First Match or End of String</subtitle>
       <programlisting>
       r = vec_first_match_or_eos_index (ARG1, ARG2)
       </programlisting>
@@ -13891,7 +13928,7 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 
     <simplesect xml:id="vec_first_mismatch_index">
       <title>vec_first_mismatch_index</title>
-      <subtitle>Vector ... Spelled Out Name TBD</subtitle>
+      <subtitle>Vector Index of First Mismatch</subtitle>
       <programlisting>
       r = vec_first_mismatch_index (ARG1, ARG2)
       </programlisting>
@@ -14050,7 +14087,7 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 
     <simplesect xml:id="vec_first_mismatch_or_eos_index">
       <title>vec_first_mismatch_or_eos_index</title>
-      <subtitle>Vector ... Spelled Out Name TBD</subtitle>
+      <subtitle>Vector Index of First Mismatch or End of String</subtitle>
       <programlisting>
       r = vec_first_mismatch_or_eos_index (ARG1, ARG2)
       </programlisting>
@@ -17574,7 +17611,7 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
       <title>vec_max</title>
       <subtitle>Vector Maximum</subtitle>
       <programlisting>
-      r = vec_max (a, b))
+      r = vec_max (a, b)
       </programlisting>
 
       <para><emphasis role="bold">Purpose:</emphasis>
@@ -23014,9 +23051,7 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
       </para>
       <para><emphasis role="bold">Notes:</emphasis>
       No Power compilers yet support the vector _Float16 type, so that
-      interface is currently deferred.  <emphasis>Also, the
-      pack-double-to-float interface produces incorrect code.  Issue 417.
-      </emphasis>
+      interface is currently deferred.
       </para>
       
       <indexterm>
@@ -23031,16 +23066,32 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 	<primary>vpkuwum</primary>
 	<secondary>vec_pack</secondary>
       </indexterm>
+      <indexterm>
+	<primary>xxpermdi</primary>
+	<secondary>vec_pack</secondary>
+      </indexterm>
+      <indexterm>
+	<primary>xvcvdpsp</primary>
+	<secondary>vec_pack</secondary>
+      </indexterm>
+      <indexterm>
+	<primary>vmrgow</primary>
+	<secondary>vec_pack</secondary>
+      </indexterm>
+      <indexterm>
+	<primary>vmrgew</primary>
+	<secondary>vec_pack</secondary>
+      </indexterm>
 
       <table frame="all">
       <title>Supported type signatures for vec_pack</title>
       <tgroup cols="6">
-          <colspec colname="c1" colwidth="20*" />
-          <colspec colname="c2" colwidth="20*" />
-          <colspec colname="c3" colwidth="20*" />
-          <colspec colname="c4" colwidth="20*" />
-          <colspec colname="c5" colwidth="20*" />
-          <colspec colname="c6" colwidth="20*" />
+          <colspec colname="c1" colwidth="18*" />
+          <colspec colname="c2" colwidth="18*" />
+          <colspec colname="c3" colwidth="18*" />
+          <colspec colname="c4" colwidth="24*" />
+          <colspec colname="c5" colwidth="24*" />
+          <colspec colname="c6" colwidth="18*" />
           <thead>
             <row>
               <entry align="center" valign="middle">
@@ -23297,13 +23348,25 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
                 <para> vector double</para>
               </entry>
               <entry align="center" valign="middle">
-                <programlisting>sample implementation TBD</programlisting>
-              </entry>
+                <programlisting>
+ xxpermdi  t,b,a,0
+ xxpermdi  u,b,a,3
+ xvcvdpsp  t,t
+ xvcvdpsp  u,u
+ vmrgow    r,t,u
+		</programlisting>
+	      </entry>
               <entry align="center" valign="middle">
-                <programlisting>sample implementation TBD</programlisting>
+                <programlisting>
+ xxpermdi  t,a,b,0
+ xxpermdi  u,a,b,3
+ xvcvdpsp  t,t
+ xvcvdpsp  u,u
+ vmrgew    r,t,u
+		</programlisting>
               </entry>
               <entry align="center" valign="middle">
-                <para><emphasis>Broken</emphasis></para>
+                <para> </para>
               </entry>
             </row>
             <row>
@@ -23323,7 +23386,7 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
                 <programlisting>sample implementation TBD</programlisting>
               </entry>
               <entry align="center" valign="middle">
-                <para><emphasis>Deferred</emphasis></para>
+                <para>Deferred</para>
               </entry>
             </row>
           </tbody>
@@ -34316,9 +34379,6 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
       <para><emphasis role="bold">Endian considerations:</emphasis>
       None.
       </para>
-      <para><emphasis role="bold">Notes:</emphasis>
-      <emphasis>Investigate apparent inconsistency here.</emphasis>
-      </para>
       
       <indexterm>
 	<primary>vspltisw</primary>
@@ -35405,22 +35465,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
       endian, these elements are in the rightmost half of the vector.  For
       big endian, these elements are in the leftmost half of the vector.
       </para>
-      <para><emphasis role="bold">Notes:</emphasis></para>
-      <itemizedlist>
-	<listitem>
-	  <para>
-	    <emphasis>Issue #439 in the power-gcc github tracker is open
-	    against wrong code produced by GCC for unpacking floats to
-	    doubles.</emphasis>
-	  </para>
-	</listitem>
-	<listitem>
-	  <para>
-	    No Power compilers yet support the vector _Float16 type, so that
-	    interface is currently deferred.
-	  </para>
-	</listitem>
-      </itemizedlist>
+      <para><emphasis role="bold">Notes:</emphasis>
+      No Power compilers yet support the vector _Float16 type, so that
+      interface is currently deferred.
+      </para>
       
       <indexterm>
 	<primary>vupklsh</primary>
@@ -35454,6 +35502,14 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 	<primary>vupkhsb</primary>
 	<secondary>vec_unpackh</secondary>
       </indexterm>
+      <indexterm>
+	<primary>xxsldwi</primary>
+	<secondary>vec_unpackh</secondary>
+      </indexterm>
+      <indexterm>
+	<primary>xvcvspdp</primary>
+	<secondary>vec_unpackh</secondary>
+      </indexterm>
 
       <table frame="all">
       <title>Supported type signatures for vec_unpackh</title>
@@ -35644,10 +35700,18 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
                 <para>vector float</para>
               </entry>
               <entry>
-                <programlisting>[TBD]</programlisting>
+                <programlisting>
+ xxsldwi  t,a,a,3
+ xxsldwi  u,a,t,2
+ xvcvspdp r,u
+		</programlisting>
               </entry>
               <entry>
-                <programlisting>[TBD]</programlisting>
+                <programlisting>
+ xxsldwi   t,a,a,1
+ xxsldwi   u,t,a,3
+ xvcvspdp  r,u
+		</programlisting>
               </entry>
               <entry>
                 <para></para>
@@ -35733,22 +35797,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
       endian, these elements are in the rightmost half of the vector.  For
       big endian, these elements are in the leftmost half of the vector.
       </para>
-      <para><emphasis role="bold">Notes:</emphasis></para>
-      <itemizedlist>
-	<listitem>
-	  <para>
-	    <emphasis>Issue #439 in the power-gcc github tracker is open
-	    against wrong code produced by GCC for unpacking floats to
-	    doubles.</emphasis>
-	  </para>
-	</listitem>
-	<listitem>
-	  <para>
-	    No Power compilers yet support the vector _Float16 type, so that
-	    interface is currently deferred.
-	  </para>
-	</listitem>
-      </itemizedlist>
+      <para><emphasis role="bold">Notes:</emphasis>
+      No Power compilers yet support the vector _Float16 type, so that
+      interface is currently deferred.
+      </para>
       
       <indexterm>
 	<primary>vupkhsh</primary>
@@ -35782,6 +35834,14 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
 	<primary>vupklsb</primary>
 	<secondary>vec_unpackl</secondary>
       </indexterm>
+      <indexterm>
+	<primary>xxsldwi</primary>
+	<secondary>vec_unpackl</secondary>
+      </indexterm>
+      <indexterm>
+	<primary>xvcvspdp</primary>
+	<secondary>vec_unpackl</secondary>
+      </indexterm>
 
       <table frame="all">
       <title>Supported type signatures for vec_unpackl</title>
@@ -35972,10 +36032,18 @@ xmlns:xlink="http://www.w3.org/1999/xlink" xml:id="VIPR.vec-ref">
                 <para>vector float</para>
               </entry>
               <entry>
-                <programlisting>[TBD]</programlisting>
+                <programlisting>
+ xxsldwi   t,a,a,1
+ xxsldwi   u,t,a,3
+ xvcvspdp  r,u
+		</programlisting>
               </entry>
               <entry>
-                <programlisting>[TBD]</programlisting>
+                <programlisting>
+ xxsldwi   t,a,a,3
+ xxsldwi   u,a,t,2
+ xvcvspdp  r,u
+		</programlisting>
               </entry>
               <entry>
                 <para></para>