PPC: Debug check fix for test SMI optimization.

src/ic/ppc/ic-ppc.cc

Index: src/ic/ppc/ic-ppc.cc
diff --git a/src/ic/ppc/ic-ppc.cc b/src/ic/ppc/ic-ppc.cc
index fdb88aee50ce57c38cdb96681b33b8cf2d602b19..0858edca34dd98dabc445702e93a2b3fc87e1a26 100644
--- a/src/ic/ppc/ic-ppc.cc
+++ b/src/ic/ppc/ic-ppc.cc
@@ -874,11 +874,7 @@ void PatchInlinedSmiCode(Address address, InlinedSmiCheck check) {
     patcher.masm()->TestIfSmi(reg, r0);
   } else {
     DCHECK(check == DISABLE_INLINED_SMI_CHECK);
-#if V8_TARGET_ARCH_PPC64
-    DCHECK(Assembler::IsRldicl(instr_at_patch));
-#else
-    DCHECK(Assembler::IsRlwinm(instr_at_patch));
-#endif
+    DCHECK(Assembler::IsAndi(instr_at_patch));
     patcher.masm()->cmp(reg, reg, cr0);
   }
   DCHECK(Assembler::IsBranch(branch_instr));