PPC: [Interpreter] Fix some issues in the non-x64 InterpreterNotifyDeoptimized builtins.

src/ppc/builtins-ppc.cc

Index: src/ppc/builtins-ppc.cc
diff --git a/src/ppc/builtins-ppc.cc b/src/ppc/builtins-ppc.cc
index 64c225f94a6e70ed923696218da9a038e2a64f69..3b7ec5ba3ae1950d0be1fb7704b110a8dd66b458 100644
--- a/src/ppc/builtins-ppc.cc
+++ b/src/ppc/builtins-ppc.cc
@@ -951,11 +951,8 @@ static void Generate_InterpreterNotifyDeoptimizedHelper(
     // Tear down internal frame.
   }
 
-  // Drop state (we don't use these for interpreter deopts) and push PC at top
-  // of stack (to simulate initial call to bytecode handler in interpreter entry
-  // trampoline).
-  __ pop(r4);
-  __ StoreP(r4, MemOperand(sp, 0));
+  // Drop state (we don't use these for interpreter deopts).
+  __ Drop(1);
 
   // Initialize register file register and dispatch table register.
   __ addi(kInterpreterRegisterFileRegister, fp,