+# The default / alternative engine depends on the device class.
+# On devices with a lot of memory (e.g. Passion/Sholes), the
+# default is V8. On everything else, the only choice is JSC.
+# TODO: use ARCH_ARM_HAVE_ARMV7 once that variable is added to
+# the build system.
+ifeq ($(ARCH_ARM_HAVE_VFP),true)
+ DEFAULT_ENGINE = v8
+ ALT_ENGINE = jsc
+else
+ DEFAULT_ENGINE = jsc
+ ALT_ENGINE = jsc
+endif
+