Fix cctest/test-hashing on MIPS.

test/cctest/test-hashing.cc

Index: test/cctest/test-hashing.cc
diff --git a/test/cctest/test-hashing.cc b/test/cctest/test-hashing.cc
index 9c342a9efe8c649f6356d2b648810d23dd63b6f6..df1ab200131149833b63162e3fce3d7f19543cf2 100644
--- a/test/cctest/test-hashing.cc
+++ b/test/cctest/test-hashing.cc
@@ -106,6 +106,7 @@ void generate(MacroAssembler* assm, i::Vector<const char> string) {
   }
   StringHelper::GenerateHashGetHash(assm, v0);
   __ jr(ra);
+  __ nop();
 #endif
 }
 
@@ -125,7 +126,7 @@ void check(i::Vector<const char> string) {
       Handle<Object>(HEAP->undefined_value()))->ToObjectChecked());
   CHECK(code->IsCode());
 
-  HASH_FUNCTION hash = FUNCTION_CAST<HASH_FUNCTION>(Code::cast(code)->entry());
+  HASH_FUNCTION hash = FUNCTION_CAST<HASH_FUNCTION>(code->entry());
   Handle<String> v8_string = FACTORY->NewStringFromAscii(string);
   v8_string->set_hash_field(String::kEmptyHashField);
 #ifdef USE_SIMULATOR