PPC: Vector ICs: Introduce Store and KeyedStore IC code stubs.

src/ppc/interface-descriptors-ppc.cc

Index: src/ppc/interface-descriptors-ppc.cc
diff --git a/src/ppc/interface-descriptors-ppc.cc b/src/ppc/interface-descriptors-ppc.cc
index de48e7c73a46a207c0b843e1bbe669c2f446dad4..2d0a0e2fcf3f69914915a5890b5c92b05b868df0 100644
--- a/src/ppc/interface-descriptors-ppc.cc
+++ b/src/ppc/interface-descriptors-ppc.cc
@@ -27,6 +27,12 @@ const Register StoreDescriptor::NameRegister() { return r5; }
 const Register StoreDescriptor::ValueRegister() { return r3; }
 
 
+const Register VectorStoreICTrampolineDescriptor::SlotRegister() { return r7; }
+
+
+const Register VectorStoreICDescriptor::VectorRegister() { return r6; }
+
+
 const Register StoreTransitionDescriptor::MapRegister() { return r6; }