Patchable AllocateArray stub, like instance allocation stubs.

runtime/vm/intermediate_language_x64.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_X64.
 #if defined(TARGET_ARCH_X64)
 
 #include "vm/intermediate_language.h"
 
 #include "vm/dart_entry.h"
@@ skipping 1972 matching lines @@
                                     2,
                                     locs());
       __ Drop(2);
       __ popq(kResultReg);
       __ Bind(&done);
       return;
     }
   }
 
   __ Bind(&slow_path);
-  StubCode* stub_code = compiler->isolate()->stub_code();
+  Isolate* isolate = compiler->isolate();
+  const Code& stub = Code::Handle(
+      isolate, isolate->stub_code()->GetAllocateArrayStub());
+  const ExternalLabel label(stub.EntryPoint());
   compiler->GenerateCall(token_pos(),
-                         &stub_code->AllocateArrayLabel(),
+                         &label,
                          RawPcDescriptors::kOther,
                          locs());
   __ Bind(&done);
   ASSERT(locs()->out(0).reg() == kResultReg);
 }
 
 
 LocationSummary* LoadFieldInstr::MakeLocationSummary(Isolate* isolate,
                                                      bool opt) const {
   const intptr_t kNumInputs = 1;
@@ skipping 3916 matching lines @@
   __ movq(R10, Immediate(kInvalidObjectPointer));
   __ movq(RBX, Immediate(kInvalidObjectPointer));
 #endif
 }
 
 }  // namespace dart
 
 #undef __
 
 #endif  // defined TARGET_ARCH_X64