Disable transforming VFTLoad to loadaddr on Power for nonSVM AOT

Due to missing external relocation record, disable transforming VFT load
of known object with fixed class to loadaddr on Power when compiling
relocatable code without Symbol Validation Manager.

Signed-off-by: Rahil Shah <rahil@ca.ibm.com>

compiler/optimizer/VPHandlers.cpp

@@ -458,7 +458,8 @@ static bool tryFoldCompileTimeLoad(
             TR_J9VMBase *fej9 = vp->comp()->fej9();
             // Non SVM AOT can deal with transformed loadaddr of system class only while Symbol Validation Manager can handle any class.
             // Skip the transformation under non SVM AOT when class is not loaded by bootstrap class loader.
-            if (vp->comp()->compileRelocatableCode() && !vp->comp()->getOption(TR_UseSymbolValidationManager) && fej9->getClassLoader(clazz) != fej9->getSystemClassLoader())
+            // TODO: Disabling tranformation on Power for non SVM AOT because it does not add external relocation record. Enable this once it is fixed.
+            if (vp->comp()->compileRelocatableCode() && !vp->comp()->getOption(TR_UseSymbolValidationManager) && (vp->comp()->target().cpu.isPower() || fej9->getClassLoader(clazz) != fej9->getSystemClassLoader()))
                return false;
 #endif
             if (vp->trace())