[gardening] Revert "Eliminate dependencies on assemblers and code stubs in precompiled runtime."

runtime/vm/stub_code_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"
-#if defined(TARGET_ARCH_X64) && !defined(DART_PRECOMPILED_RUNTIME)
+#if defined(TARGET_ARCH_X64)
 
 #include "vm/assembler.h"
 #include "vm/compiler.h"
 #include "vm/dart_entry.h"
 #include "vm/flow_graph_compiler.h"
 #include "vm/heap.h"
 #include "vm/instructions.h"
 #include "vm/object_store.h"
 #include "vm/resolver.h"
 #include "vm/scavenger.h"
@@ skipping 72 matching lines @@
   // Mark that the thread is executing Dart code.
   __ movq(Assembler::VMTagAddress(), Immediate(VMTag::kDartTagId));
 
   // Reset exit frame information in Isolate structure.
   __ movq(Address(THR, Thread::top_exit_frame_info_offset()), Immediate(0));
 
   __ LeaveStubFrame();
   __ ret();
 }
 
+// Print the stop message.
+DEFINE_LEAF_RUNTIME_ENTRY(void, PrintStopMessage, 1, const char* message) {
+  OS::Print("Stop message: %s\n", message);
+}
+END_LEAF_RUNTIME_ENTRY
+
 // Input parameters:
 //   RSP : points to return address.
 //   RDI : stop message (const char*).
 // Must preserve all registers.
 void StubCode::GeneratePrintStopMessageStub(Assembler* assembler) {
   __ EnterCallRuntimeFrame(0);
 // Call the runtime leaf function. RDI already contains the parameter.
 #if defined(_WIN64)
   __ movq(CallingConventions::kArg1Reg, RDI);
 #endif
@@ skipping 2144 matching lines @@
 void StubCode::GenerateFrameAwaitingMaterializationStub(Assembler* assembler) {
   __ int3();
 }
 
 void StubCode::GenerateAsynchronousGapMarkerStub(Assembler* assembler) {
   __ int3();
 }
 
 }  // namespace dart
 
-#endif  // defined(TARGET_ARCH_X64) && !defined(DART_PRECOMPILED_RUNTIME)
+#endif  // defined TARGET_ARCH_X64