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Commit 9e26145f authored by wlott's avatar wlott
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Added some declares to get rid of some efficiency notes.

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......@@ -7,7 +7,7 @@
;;; Scott Fahlman or slisp-group@cs.cmu.edu.
;;;
(ext:file-comment
"$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/bit-bash.lisp,v 1.15 1992/02/21 23:56:04 wlott Exp $")
"$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/bit-bash.lisp,v 1.16 1992/07/31 17:50:18 wlott Exp $")
;;;
;;; **********************************************************************
;;;
......@@ -123,7 +123,8 @@
(defun fix-sap-and-offset (sap offset)
"Align the SAP to a word boundry, and update the offset accordingly."
(declare (type system-area-pointer sap)
(type index offset))
(type index offset)
(values system-area-pointer index))
(let ((address (sap-int sap)))
(values (int-sap (32bit-logical-andc2 address 3))
(+ (* (logand address 3) byte-bits) offset))))
......@@ -134,7 +135,7 @@
(declare (type system-area-pointer sap)
(type index offset)
(values (unsigned-byte 32))
(optimize (speed 3) (safety 0)))
(optimize (speed 3) (safety 0) (inhibit-warnings 3)))
(sap-ref-32 sap (the index (ash offset 2))))
;;;
(defun %set-word-sap-ref (sap offset value)
......@@ -142,7 +143,7 @@
(type index offset)
(type (unsigned-byte 32) value)
(values (unsigned-byte 32))
(optimize (speed 3) (safety 0)))
(optimize (speed 3) (safety 0) (inhibit-warnings 3)))
(setf (sap-ref-32 sap (the index (ash offset 2))) value))
;;;
(defsetf word-sap-ref %set-word-sap-ref)
......@@ -489,8 +490,10 @@
(declare (optimize (speed 3) (safety 0)))
(multiple-value-bind (src src-offset)
(fix-sap-and-offset src src-offset)
(declare (type system-area-pointer src))
(multiple-value-bind (dst dst-offset)
(fix-sap-and-offset dst dst-offset)
(declare (type system-area-pointer dst))
(do-unary-bit-bash src src-offset dst dst-offset length
#'word-sap-ref #'%set-word-sap-ref
#'word-sap-ref)))))
......
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