Expanded the documentation for constant expressions to cover select
and extractelement.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@25183 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/docs/LangRef.html b/docs/LangRef.html
index 2a1d3a1..cefac99 100644
--- a/docs/LangRef.html
+++ b/docs/LangRef.html
@@ -1086,6 +1086,16 @@
   instruction, the index list may have zero or more indexes, which are required
   to make sense for the type of "CSTPTR".</dd>
 
+  <dt><b><tt>select ( COND, VAL1, VAL2 )</tt></b></dt>
+
+  <dd>Perform the <a href="#i_select">select operation</a> on
+  constants.
+
+  <dt><b><tt>extractelement ( VAL, IDX )</tt></b></dt>
+
+  <dd>Perform the <a href="#i_extractelement">extractelement
+  operation</a> on constants.
+
   <dt><b><tt>OPCODE ( LHS, RHS )</tt></b></dt>
 
   <dd>Perform the specified operation of the LHS and RHS constants. OPCODE may