Fix deopted construct stub frame to contain code object.

src/ia32/deoptimizer-ia32.cc

Index: src/ia32/deoptimizer-ia32.cc
diff --git a/src/ia32/deoptimizer-ia32.cc b/src/ia32/deoptimizer-ia32.cc
index 3f10c0985ad7152ea759dc33fcf0970696d739e6..73961e1416deb7654e17845bddde94531d821c01 100644
--- a/src/ia32/deoptimizer-ia32.cc
+++ b/src/ia32/deoptimizer-ia32.cc
@@ -548,6 +548,8 @@ void Deoptimizer::DoComputeArgumentsAdaptorFrame(TranslationIterator* iterator,
 
 void Deoptimizer::DoComputeConstructStubFrame(TranslationIterator* iterator,
                                               int frame_index) {
+  Builtins* builtins = isolate_->builtins();
+  Code* construct_stub = builtins->builtin(Builtins::kJSConstructStubGeneric);
   JSFunction* function = JSFunction::cast(ComputeLiteral(iterator->Next()));
   unsigned height = iterator->Next();
   unsigned height_in_bytes = height * kPointerSize;
@@ -555,7 +557,7 @@ void Deoptimizer::DoComputeConstructStubFrame(TranslationIterator* iterator,
     PrintF("  translating construct stub => height=%d\n", height_in_bytes);
   }
 
-  unsigned fixed_frame_size = 6 * kPointerSize;
+  unsigned fixed_frame_size = 7 * kPointerSize;
   unsigned output_frame_size = height_in_bytes + fixed_frame_size;
 
   // Allocate and store the output frame description.
@@ -620,6 +622,15 @@ void Deoptimizer::DoComputeConstructStubFrame(TranslationIterator* iterator,
            top_address + output_offset, output_offset, value);
   }
 
+  // The output frame reflects a JSConstructStubGeneric frame.
+  output_offset -= kPointerSize;
+  value = reinterpret_cast<intptr_t>(construct_stub);
+  output_frame->SetFrameSlot(output_offset, value);
+  if (FLAG_trace_deopt) {
+    PrintF("    0x%08x: [top + %d] <- 0x%08x ; code object\n",
+           top_address + output_offset, output_offset, value);
+  }
+
   // Number of incoming arguments.
   output_offset -= kPointerSize;
   value = reinterpret_cast<uint32_t>(Smi::FromInt(height - 1));
@@ -641,8 +652,6 @@ void Deoptimizer::DoComputeConstructStubFrame(TranslationIterator* iterator,
 
   ASSERT(0 == output_offset);
 
-  Builtins* builtins = isolate_->builtins();
-  Code* construct_stub = builtins->builtin(Builtins::kJSConstructStubGeneric);
   uint32_t pc = reinterpret_cast<uint32_t>(
       construct_stub->instruction_start() +
       isolate_->heap()->construct_stub_deopt_pc_offset()->value());