[interpreter] Add CreateFunctionContext bytecode

test/unittests/interpreter/bytecode-array-builder-unittest.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/interpreter/bytecode-array-builder.h"
 #include "src/interpreter/bytecode-array-iterator.h"
 #include "src/interpreter/bytecode-label.h"
 #include "src/interpreter/bytecode-register-allocator.h"
@@ skipping 86 matching lines @@
       .LoadLookupSlot(name, TypeofMode::INSIDE_TYPEOF)
       .StoreLookupSlot(name, LanguageMode::SLOPPY)
       .StoreLookupSlot(name, LanguageMode::STRICT);
 
   // Emit closure operations.
   Handle<SharedFunctionInfo> shared_info = factory->NewSharedFunctionInfo(
       factory->NewStringFromStaticChars("function_a"), MaybeHandle<Code>(),
       false);
   builder.CreateClosure(shared_info, NOT_TENURED);
 
+  // Emit create context operation.
+  builder.CreateFunctionContext(1);
+
   // Emit literal creation operations.
   builder.CreateRegExpLiteral(factory->NewStringFromStaticChars("a"), 0, 0)
       .CreateArrayLiteral(factory->NewFixedArray(1), 0, 0)
       .CreateObjectLiteral(factory->NewFixedArray(1), 0, 0);
 
   // Call operations.
   builder.Call(reg, other, 0, 1)
       .Call(reg, wide, 0, 1)
       .TailCall(reg, other, 0, 1)
       .TailCall(reg, wide, 0, 1)
@@ skipping 725 matching lines @@
     iterator.Advance();
   }
   CHECK_EQ(iterator.current_bytecode(), Bytecode::kReturn);
   iterator.Advance();
   CHECK(iterator.done());
 }
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8