Change static calls in unoptimized code to always call via a stub. Using ICData, the call count of …

runtime/vm/debugger.cc

 // Copyright (c) 2012, 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/debugger.h"
 
 #include "include/dart_api.h"
 
 #include "vm/code_generator.h"
 #include "vm/code_patcher.h"
@@ skipping 1567 matching lines @@
           Code::Handle(ResolveCompileInstanceCallTarget(receiver, ic_data));
       if (!target_code.IsNull()) {
         Function& callee = Function::Handle(target_code.function());
         if (IsDebuggable(callee)) {
           func_to_instrument = callee.raw();
         }
       }
     } else if (bpt->breakpoint_kind_ == PcDescriptors::kFuncCall) {
       func_to_instrument = bpt->function();
       const Code& code = Code::Handle(func_to_instrument.CurrentCode());
-      const Function& callee =
-          Function::Handle(code.GetStaticCallTargetFunctionAt(bpt->pc_));
+      ASSERT(!code.is_optimized());
+      const Function& callee = Function::Handle(
+          CodePatcher::GetUnoptimizedStaticCallTargetAt(bpt->pc_, code));
       ASSERT(!callee.IsNull());
       if (IsDebuggable(callee)) {
         func_to_instrument = callee.raw();
       }
     } else if (bpt->breakpoint_kind_ == PcDescriptors::kClosureCall) {
       func_to_instrument = bpt->function();
       const Code& code = Code::Handle(func_to_instrument.CurrentCode());
       ArgumentsDescriptor args_desc(Array::Handle(
           CodePatcher::GetClosureArgDescAt(bpt->pc_, code)));
       ActivationFrame* top_frame = stack_trace->ActivationFrameAt(0);
@@ skipping 234 matching lines @@
 }
 
 
 void Debugger::RegisterCodeBreakpoint(CodeBreakpoint* bpt) {
   ASSERT(bpt->next() == NULL);
   bpt->set_next(code_breakpoints_);
   code_breakpoints_ = bpt;
 }
 
 }  // namespace dart