ARM parsing and encoding for the <option> form of LDC/STC instructions.

llvm-svn: 141786
diff --git a/llvm/utils/TableGen/EDEmitter.cpp b/llvm/utils/TableGen/EDEmitter.cpp
index a38f006..abef70e 100644
--- a/llvm/utils/TableGen/EDEmitter.cpp
+++ b/llvm/utils/TableGen/EDEmitter.cpp
@@ -581,6 +581,7 @@
   IMM("nohash_imm");
   IMM("p_imm");
   IMM("c_imm");
+  IMM("coproc_option_imm");
   IMM("imod_op");
   IMM("iflags_op");
   IMM("cpinst_operand");