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

runtime/vm/flow_graph_compiler_ia32.cc

Index: runtime/vm/flow_graph_compiler_ia32.cc
===================================================================
--- runtime/vm/flow_graph_compiler_ia32.cc	(revision 24306)
+++ runtime/vm/flow_graph_compiler_ia32.cc	(working copy)
@@ -1446,6 +1446,30 @@
 }
 
 
+void FlowGraphCompiler::EmitUnoptimizedStaticCall(
+    const Function& target_function,
+    const Array& arguments_descriptor,
+    intptr_t argument_count,
+    intptr_t deopt_id,
+    intptr_t token_pos,
+    LocationSummary* locs) {
+  const ICData& ic_data = ICData::ZoneHandle(
+      ICData::New(parsed_function().function(),  // Caller function.
+                  String::Handle(target_function.name()),
+                  arguments_descriptor,
+                  deopt_id,
+                  0));  // No arguments checked.
+  ic_data.AddTarget(target_function);
+  __ LoadObject(ECX, ic_data);
+  GenerateDartCall(deopt_id,
+                   token_pos,
+                   &StubCode::UnoptimizedStaticCallLabel(),
+                   PcDescriptors::kFuncCall,
+                   locs);
+  __ Drop(argument_count);
+}
+
+
 void FlowGraphCompiler::EmitEqualityRegConstCompare(Register reg,
                                                     const Object& obj,
                                                     bool needs_number_check,