VM: Support bootstrapping core libraries from Kernel binaries instead of source.

runtime/vm/intrinsifier_arm64.cc

 // Copyright (c) 2014, 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_ARM64.
 #if defined(TARGET_ARCH_ARM64)
 
 #include "vm/intrinsifier.h"
 
 #include "vm/assembler.h"
@@ skipping 1601 matching lines @@
   const Class& random_class = Class::Handle(
       math_lib.LookupClassAllowPrivate(Symbols::_Random()));
   ASSERT(!random_class.IsNull());
   const Field& state_field = Field::ZoneHandle(
       random_class.LookupInstanceFieldAllowPrivate(Symbols::_state()));
   ASSERT(!state_field.IsNull());
   const Field& random_A_field = Field::ZoneHandle(
       random_class.LookupStaticFieldAllowPrivate(Symbols::_A()));
   ASSERT(!random_A_field.IsNull());
   ASSERT(random_A_field.is_const());
-  const Instance& a_value = Instance::Handle(random_A_field.StaticValue());
+  Instance& a_value = Instance::Handle(random_A_field.StaticValue());
+  if (a_value.raw() == Object::sentinel().raw() ||
+      a_value.raw() == Object::transition_sentinel().raw()) {
+    random_A_field.EvaluateInitializer();
+    a_value = random_A_field.StaticValue();
+  }
   const int64_t a_int_value = Integer::Cast(a_value).AsInt64Value();
 
   // Receiver.
   __ ldr(R0, Address(SP, 0 * kWordSize));
   // Field '_state'.
   __ ldr(R1, FieldAddress(R0, state_field.Offset()));
 
   // Addresses of _state[0].
   const int64_t disp =
       Instance::DataOffsetFor(kTypedDataUint32ArrayCid) - kHeapObjectTag;
@@ skipping 734 matching lines @@
   __ cmp(R0, Operand(0));
   __ LoadObject(R0, Bool::False());
   __ LoadObject(TMP, Bool::True());
   __ csel(R0, TMP, R0, NE);
   __ ret();
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64