Hydrogen code stubs for vector-based ICs.

src/ic/ia32/ic-compiler-ia32.cc

Index: src/ic/ia32/ic-compiler-ia32.cc
diff --git a/src/ic/ia32/ic-compiler-ia32.cc b/src/ic/ia32/ic-compiler-ia32.cc
index 6ad95a191f97cc9c98e192d7cfa4bcb09f585ae1..f43b641134d873e5af26eafedcaee4d9a93170ce 100644
--- a/src/ic/ia32/ic-compiler-ia32.cc
+++ b/src/ic/ia32/ic-compiler-ia32.cc
@@ -44,10 +44,13 @@ Handle<Code> PropertyICCompiler::CompilePolymorphic(TypeHandleList* types,
   Label miss;
 
   if (check == PROPERTY &&
-      (kind() == Code::KEYED_LOAD_IC || kind() == Code::KEYED_STORE_IC)) {
-    // In case we are compiling an IC for dictionary loads and stores, just
+      (kind() == Code::KEYED_STORE_IC || kind() == Code::KEYED_LOAD_IC)) {
+    // In case we are compiling an IC for dictionary loads or stores, just
     // check whether the name is unique.
     if (name.is_identical_to(isolate()->factory()->normal_ic_symbol())) {
+      // Keyed loads with dictionaries shouldn't be here, they go generic.
+      // The DCHECK is to protect assumptions when --vector-ics is on.
+      DCHECK(kind() != Code::KEYED_LOAD_IC);
       Register tmp = scratch1();
       __ JumpIfSmi(this->name(), &miss);
       __ mov(tmp, FieldOperand(this->name(), HeapObject::kMapOffset));