Detect overflow of contant pool in virtual frame compiler.

src/ia32/codegen-ia32.cc

Index: src/ia32/codegen-ia32.cc
diff --git a/src/ia32/codegen-ia32.cc b/src/ia32/codegen-ia32.cc
index ae544dc63b211ac43ea618e7d1ecde9178e2daaa..538361fa51c05a5da31eca949a385c434948103c 100644
--- a/src/ia32/codegen-ia32.cc
+++ b/src/ia32/codegen-ia32.cc
@@ -5360,10 +5360,21 @@ void CodeGenerator::VisitVariableProxy(VariableProxy* node) {
 
 void CodeGenerator::VisitLiteral(Literal* node) {
   Comment cmnt(masm_, "[ Literal");
-  if (in_safe_int32_mode()) {
-    frame_->PushUntaggedElement(node->handle());
+  if (frame_->ConstantPoolOverflowed()) {
+    Result temp = allocator_->Allocate();
+    ASSERT(temp.is_valid());
+    if (node->handle()->IsSmi()) {
+      __ Set(temp.reg(), Immediate(Smi::cast(*node->handle())));
+    } else {
+      __ mov(temp.reg(), node->handle());
+    }
+    frame_->Push(&temp);

[fschneider, 2011/02/25 19:01:02]

You may need to check for in_safe_int32_mode() here too.

   } else {
-    frame_->Push(node->handle());
+    if (in_safe_int32_mode()) {
+      frame_->PushUntaggedElement(node->handle());
+    } else {
+      frame_->Push(node->handle());
+    }
   }
 }