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Commit f963a1bb authored by wlott's avatar wlott
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Fixed pointer+ not to flame out when the second argument is an immediate

that doesn't fit in a signed-byte 13 offset.
parent 1e8c6115
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...@@ -7,7 +7,7 @@ ...@@ -7,7 +7,7 @@
;;; Scott Fahlman or slisp-group@cs.cmu.edu. ;;; Scott Fahlman or slisp-group@cs.cmu.edu.
;;; ;;;
(ext:file-comment (ext:file-comment
"$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/sparc/sap.lisp,v 1.4 1992/02/25 19:45:23 wlott Exp $") "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/compiler/sparc/sap.lisp,v 1.5 1992/04/27 20:04:06 wlott Exp $")
;;; ;;;
;;; ********************************************************************** ;;; **********************************************************************
;;; ;;;
...@@ -124,17 +124,24 @@ ...@@ -124,17 +124,24 @@
(define-vop (pointer+) (define-vop (pointer+)
(:translate sap+) (:translate sap+)
(:args (ptr :scs (sap-reg)) (:args (ptr :scs (sap-reg))
(offset :scs (signed-reg immediate))) (offset :scs (signed-reg)))
(:arg-types system-area-pointer signed-num) (:arg-types system-area-pointer signed-num)
(:results (res :scs (sap-reg))) (:results (res :scs (sap-reg)))
(:result-types system-area-pointer) (:result-types system-area-pointer)
(:policy :fast-safe) (:policy :fast-safe)
(:generator 2
(inst add res ptr offset)))
(define-vop (pointer+-c)
(:translate sap+)
(:args (ptr :scs (sap-reg)))
(:info offset)
(:arg-types system-area-pointer (:constant (signed-byte 13)))
(:results (res :scs (sap-reg)))
(:result-types system-area-pointer)
(:policy :fast-safe)
(:generator 1 (:generator 1
(sc-case offset (inst add res ptr offset)))
(signed-reg
(inst add res ptr offset))
(immediate
(inst add res ptr (tn-value offset))))))
(define-vop (pointer-) (define-vop (pointer-)
(:translate sap-) (:translate sap-)
......
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