symbol)
;;; Return the built-in hash value for SYMBOL.
-#!+(or x86 mips) ;; only backends for which a symbol-hash vop exists
+
+;;; only backends for which a SYMBOL-HASH vop exists. In the past,
+;;; when the MIPS backend supported (or nearly did) a generational
+;;; (non-conservative) garbage collector, this read (OR X86 MIPS).
+;;; Having excised the vestigial support for GENGC, this now only
+;;; applies for the x86 port, but if someone were to rework the GENGC
+;;; support, this might change again. -- CSR, 2002-08-26
+#!+x86
(defun symbol-hash (symbol)
(symbol-hash symbol))
;;; Compute the hash value for SYMBOL.
-#!-(or x86 mips)
+#!-x86
(defun symbol-hash (symbol)
(%sxhash-simple-string (symbol-name symbol)))