[Interpreter] Add more bytecode definitions and add operand types.

src/compiler/interpreter-assembler.h

Index: src/compiler/interpreter-assembler.h
diff --git a/src/compiler/interpreter-assembler.h b/src/compiler/interpreter-assembler.h
index b7ea4385f87d281e4d786e1d47ff848900a11eab..ead7b92d7aa8b6792398e0308ece8cdf844c4f7b 100644
--- a/src/compiler/interpreter-assembler.h
+++ b/src/compiler/interpreter-assembler.h
@@ -43,8 +43,8 @@ class InterpreterAssembler {
   Node* NumberConstant(double value);
   Node* HeapConstant(Unique<HeapObject> object);
 
-  // Returns the bytecode argument |index| for the current bytecode.
-  Node* BytecodeArg(int index);
+  // Returns the bytecode operand |index| for the current bytecode.
+  Node* BytecodeOperand(int index);
 
   // Loads from and stores to the interpreter register file.
   Node* LoadRegister(int index);