[turbofan] Support lowering of ChangeFloat64ToTagged/ChangeTaggedToInt32.

test/compiler-unittests/compiler-unittests.h

Index: test/compiler-unittests/compiler-unittests.h
diff --git a/test/compiler-unittests/compiler-unittests.h b/test/compiler-unittests/compiler-unittests.h
index fef34cffd6808d943628102884690aa5713ce329..82e95794169690b76577437f03e3363ef8bde8ed 100644
--- a/test/compiler-unittests/compiler-unittests.h
+++ b/test/compiler-unittests/compiler-unittests.h
@@ -33,6 +33,16 @@ namespace compiler {
 #endif
 
 
+// The TARGET_TEST_P(Case, Name) macro works just like
+// TEST_P(Case, Name), except that the test is disabled
+// if the platform is not a supported TurboFan target.
+#if V8_TURBOFAN_TARGET
+#define TARGET_TEST_P(Case, Name) TEST_P(Case, Name)
+#else
+#define TARGET_TEST_P(Case, Name) TEST_P(Case, DISABLED_##Name)
+#endif
+
+
 // The TARGET_TYPED_TEST(Case, Name) macro works just like
 // TYPED_TEST(Case, Name), except that the test is disabled
 // if the platform is not a supported TurboFan target.