Revised "Eliminate dependencies on assemblers and code stubs in precompiled runtime."

runtime/vm/runtime_entry.cc

 // Copyright (c) 2011, 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/runtime_entry.h"
 
 #include "vm/assembler.h"
 #include "vm/ast.h"
 #include "vm/code_patcher.h"
 #include "vm/compiler.h"
@@ skipping 1700 matching lines @@
     // recursive stack trace collection.
     intptr_t saved_stacktrace_every = FLAG_stacktrace_every;
     FLAG_stacktrace_every = 0;
     DebuggerStackTrace* stack = isolate->debugger()->StackTrace();
     intptr_t num_frames = stack->Length();
     for (intptr_t i = 0; i < num_frames; i++) {
       ActivationFrame* frame = stack->FrameAt(i);
 #ifndef DART_PRECOMPILED_RUNTIME
       // Ensure that we have unoptimized code.
       frame->function().EnsureHasCompiledUnoptimizedCode();
+      const int num_vars = frame->NumLocalVariables();
+#else
+      // Variable locations and number are unknown when precompiling.
+      const int num_vars = 0;
 #endif
-      // Variable locations and number are unknown when precompiling.
-      const int num_vars =
-          FLAG_precompiled_runtime ? 0 : frame->NumLocalVariables();
       TokenPosition unused = TokenPosition::kNoSource;
       for (intptr_t v = 0; v < num_vars; v++) {
         frame->VariableAt(v, &var_name, &unused, &unused, &unused, &var_value);
       }
     }
     if (FLAG_stress_async_stacks) {
       Debugger::CollectAwaiterReturnStackTrace();
     }
     FLAG_stacktrace_every = saved_stacktrace_every;
   }
@@ skipping 563 matching lines @@
 #else
   UNREACHABLE();
 #endif
 }
 
 DEFINE_RUNTIME_ENTRY(InitStaticField, 1) {
   const Field& field = Field::CheckedHandle(arguments.ArgAt(0));
   field.EvaluateInitializer();
 }
 
+// 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
+
 // Use expected function signatures to help MSVC compiler resolve overloading.
 typedef double (*UnaryMathCFunction)(double x);
 typedef double (*BinaryMathCFunction)(double x, double y);
 
 DEFINE_RAW_LEAF_RUNTIME_ENTRY(
     LibcPow,
     2,
     true /* is_float */,
     reinterpret_cast<RuntimeFunction>(static_cast<BinaryMathCFunction>(&pow)));
 
@@ skipping 65 matching lines @@
     true /* is_float */,
     reinterpret_cast<RuntimeFunction>(static_cast<UnaryMathCFunction>(&tan)));
 
 DEFINE_RAW_LEAF_RUNTIME_ENTRY(
     LibcAtan,
     1,
     true /* is_float */,
     reinterpret_cast<RuntimeFunction>(static_cast<UnaryMathCFunction>(&atan)));
 
 }  // namespace dart