[Interpreter] Fill out function prologue support.

src/interpreter/bytecode-array-builder.cc

Index: src/interpreter/bytecode-array-builder.cc
diff --git a/src/interpreter/bytecode-array-builder.cc b/src/interpreter/bytecode-array-builder.cc
index 164ef5031eb8cf9770984cf3427ef169feff7477..ff7ff6ae86a59c5ef2710346f2386a2133adb323 100644
--- a/src/interpreter/bytecode-array-builder.cc
+++ b/src/interpreter/bytecode-array-builder.cc
@@ -353,6 +353,17 @@ BytecodeArrayBuilder& BytecodeArrayBuilder::CreateClosure(
 }
 
 
+BytecodeArrayBuilder& BytecodeArrayBuilder::CreateArguments(bool use_strict) {
+  // TODO(rmcilroy): Consider passing the type as a bytecode operand rather
+  // than having two different bytecodes once we have better support for
+  // branches in the InterpreterAssembler.
+  Bytecode bytecode = use_strict ? Bytecode::kCreateArgumentsStrict
+                                 : Bytecode::kCreateArgumentsSloppy;
+  Output(bytecode);
+  return *this;
+}
+
+
 BytecodeArrayBuilder& BytecodeArrayBuilder::CreateRegExpLiteral(
     int literal_index, Register flags) {
   if (FitsInIdx8Operand(literal_index)) {