PPC/s390: [ic] Use StrictEqual/Equal builtins for CompareIC slow path.

src/ppc/code-stubs-ppc.cc

Index: src/ppc/code-stubs-ppc.cc
diff --git a/src/ppc/code-stubs-ppc.cc b/src/ppc/code-stubs-ppc.cc
index aae130c01e85f2e892fc433d4be2148cc6e968b3..9b84f5c0a62f9cebd4cbbfd7f79b3c5f359021d0 100644
--- a/src/ppc/code-stubs-ppc.cc
+++ b/src/ppc/code-stubs-ppc.cc
@@ -653,8 +653,11 @@ void CompareICStub::GenerateGeneric(MacroAssembler* masm) {
   if (cc == eq) {
     {
       FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL);
-      __ Push(lhs, rhs);
-      __ CallRuntime(strict() ? Runtime::kStrictEqual : Runtime::kEqual);
+      __ Push(cp);
+      __ Call(strict() ? isolate()->builtins()->StrictEqual()
+                       : isolate()->builtins()->Equal(),
+              RelocInfo::CODE_TARGET);
+      __ Pop(cp);
     }
     // Turn true into 0 and false into some non-zero value.
     STATIC_ASSERT(EQUAL == 0);