Insert dummy ED table entries for pseudo-instructions.

The table is indexed by opcode, so simply removing pseudo-instructions
creates a wrong mapping from opcode to table entry.

Add a test case for xorps which has a very high opcode that exposes this
problem.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141562 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/EDEmitter.cpp b/utils/TableGen/EDEmitter.cpp
index fa7058c..6c048da 100644
--- a/utils/TableGen/EDEmitter.cpp
+++ b/utils/TableGen/EDEmitter.cpp
@@ -802,14 +802,14 @@
   for (index = 0; index < numInstructions; ++index) {
     const CodeGenInstruction& inst = *numberedInstructions[index];
 
+    CompoundConstantEmitter *infoStruct = new CompoundConstantEmitter;
+    infoArray.addEntry(infoStruct);
+
     // We don't need to do anything for pseudo-instructions, as we'll never
     // see them here. We'll only see real instructions.
     if (inst.isPseudo)
       continue;
 
-    CompoundConstantEmitter *infoStruct = new CompoundConstantEmitter;
-    infoArray.addEntry(infoStruct);
-
     LiteralConstantEmitter *instType = new LiteralConstantEmitter;
     infoStruct->addEntry(instType);