First part of static call cleanup: store static call targets into code object, referenced by code-o…

runtime/vm/object.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/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
@@ skipping 6984 matching lines @@
 void Code::set_deopt_info_array(const Array& array) const {
   StorePointer(&raw_ptr()->deopt_info_array_, array.raw());
 }
 
 
 void Code::set_object_table(const Array& array) const {
   StorePointer(&raw_ptr()->object_table_, array.raw());
 }
 
 
+void Code::set_static_calls_target_table(const Array& value) const {
+  StorePointer(&raw_ptr()->static_calls_target_table_, value.raw());
+}
+
+
+RawFunction* Code::GetStaticCallTargetAt(uword pc) {
+  const Code& code = Code::Handle(Code::LookupCode(pc));
+  if (!code.IsNull()) {
+    RawObject* raw_code_offset =
+        reinterpret_cast<RawObject*>(Smi::New(pc - code.EntryPoint()));
+    const Array& array =
+        Array::Handle(code.raw_ptr()->static_calls_target_table_);
+    for (intptr_t i = 0; i < array.Length(); i += 2) {
+      if (array.At(i) == raw_code_offset) {
+        Function& function = Function::Handle();
+        function ^= array.At(i + 1);
+        return function.raw();
+      }
+    }
+  }
+  return Function::null();
+}
+
+
 void Code::set_resolved_static_calls(const GrowableObjectArray& val) const {
   StorePointer(&raw_ptr()->resolved_static_calls_, val.raw());
 }
 
 
 const Code::Comments& Code::comments() const  {
   Comments* comments = new Code::Comments(raw_ptr()->comments_);
   return *comments;
 }
 
@@ skipping 5071 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart