X87: Reland 21774: Generate KeyedLoadGeneric with Hydrogen

src/x87/code-stubs-x87.cc

Index: src/x87/code-stubs-x87.cc
diff --git a/src/x87/code-stubs-x87.cc b/src/x87/code-stubs-x87.cc
index bfebd4bada74017cd6bfed119397785f999c2ed5..981560cbca022ddafe1d5e613c0f1013b0997a02 100644
--- a/src/x87/code-stubs-x87.cc
+++ b/src/x87/code-stubs-x87.cc
@@ -123,6 +123,16 @@ void RegExpConstructResultStub::InitializeInterfaceDescriptor(
 }
 
 
+void KeyedLoadGenericElementStub::InitializeInterfaceDescriptor(
+    CodeStubInterfaceDescriptor* descriptor) {
+  static Register registers[] = { edx, ecx };
+  descriptor->register_param_count_ = 2;
+  descriptor->register_params_ = registers;
+  descriptor->deoptimization_handler_ =
+      Runtime::FunctionForId(Runtime::kKeyedGetProperty)->entry;
+}
+
+
 void LoadFieldStub::InitializeInterfaceDescriptor(
     CodeStubInterfaceDescriptor* descriptor) {
   static Register registers[] = { edx };