Expandload and Compressstore intrinsics

2 new intrinsics covering AVX-512 compress/expand functionality.
This implementation includes syntax, DAG builder, operation lowering and tests.
Does not include: handling of illegal data types, codegen prepare pass and the cost model.

llvm-svn: 285876
diff --git a/llvm/utils/TableGen/CodeGenTarget.cpp b/llvm/utils/TableGen/CodeGenTarget.cpp
index 13c8c12..e87ffb7 100644
--- a/llvm/utils/TableGen/CodeGenTarget.cpp
+++ b/llvm/utils/TableGen/CodeGenTarget.cpp
@@ -550,8 +550,7 @@
       // overloaded, all the types can be specified directly.
       assert(((!TyEl->isSubClassOf("LLVMExtendedType") &&
                !TyEl->isSubClassOf("LLVMTruncatedType") &&
-               !TyEl->isSubClassOf("LLVMVectorSameWidth") &&
-               !TyEl->isSubClassOf("LLVMPointerToElt")) ||
+               !TyEl->isSubClassOf("LLVMVectorSameWidth")) ||
               VT == MVT::iAny || VT == MVT::vAny) &&
              "Expected iAny or vAny type");
     } else