#!+(or x86 x86-64 ppc)
(defknown %raw-instance-atomic-incf/word (instance index sb!vm:word) sb!vm:word
(unsafe always-translatable))
-#!+(or)
+#!+(or x86-64)
(defknown %array-atomic-incf/word (t index sb!vm:word) sb!vm:word
(unsafe always-translatable))