(:generator 1
(move csp-tn ptr)))
+(define-vop (%%pop-dx)
+ (:args (ptr :scs (any-reg)))
+ (:ignore ptr)
+ (:generator 1
+ (bug "VOP %%POP-DX is not implemented.")))
+
+(define-vop (%%nip-dx)
+ (:args (last-nipped-ptr :scs (any-reg) :target dest)
+ (last-preserved-ptr :scs (any-reg) :target src)
+ (moved-ptrs :scs (any-reg) :more t))
+ (:results (r-moved-ptrs :scs (any-reg) :more t))
+ (:temporary (:sc any-reg) src)
+ (:temporary (:sc any-reg) dest)
+ (:temporary (:sc non-descriptor-reg) temp)
+ (:ignore r-moved-ptrs
+ last-nipped-ptr last-preserved-ptr moved-ptrs
+ src dest temp)
+ (:generator 1
+ (bug "VOP %%NIP-DX is not implemented.")))
+
+;;; sparc version translated to ppc by David Steuber with help from #lisp.
+(define-vop (%%nip-values)
+ (:args (last-nipped-ptr :scs (any-reg) :target dest)
+ (last-preserved-ptr :scs (any-reg) :target src)
+ (moved-ptrs :scs (any-reg) :more t))
+ (:results (r-moved-ptrs :scs (any-reg) :more t))
+ (:temporary (:sc any-reg) src)
+ (:temporary (:sc any-reg) dest)
+ (:temporary (:sc non-descriptor-reg) temp)
+ (:ignore r-moved-ptrs)
+ (:generator 1
+ (inst mr dest last-nipped-ptr)
+ (inst mr src last-preserved-ptr)
+ (inst cmplw csp-tn src)
+ (inst ble DONE)
+ LOOP
+ (loadw temp src)
+ (inst addi dest dest n-word-bytes)
+ (inst addi src src n-word-bytes)
+ (storew temp dest -1)
+ (inst cmplw csp-tn src)
+ (inst bgt LOOP)
+ DONE
+ (inst mr csp-tn dest)
+ (inst sub src src dest)
+ (loop for moved = moved-ptrs then (tn-ref-across moved)
+ while moved
+ do (sc-case (tn-ref-tn moved)
+ ((descriptor-reg any-reg)
+ (inst sub (tn-ref-tn moved) (tn-ref-tn moved) src))
+ ((control-stack)
+ (load-stack-tn temp (tn-ref-tn moved))
+ (inst sub temp temp src)
+ (store-stack-tn (tn-ref-tn moved) temp))))))
+
;;; Push some values onto the stack, returning the start and number of values
;;; pushed as results. It is assumed that the Vals are wired to the standard
(:temporary (:scs (descriptor-reg)) temp)
(:generator 20
(inst mr start csp-tn)
- (inst addi csp-tn csp-tn (* nvals sb!vm:n-word-bytes))
+ (inst addi csp-tn csp-tn (* nvals n-word-bytes))
(do ((val vals (tn-ref-across val))
(i 0 (1+ i)))
((null val))
(emit-label loop)
(inst cmpw list null-tn)
- (loadw temp list sb!vm:cons-car-slot sb!vm:list-pointer-lowtag)
+ (loadw temp list cons-car-slot list-pointer-lowtag)
(inst beq done)
- (loadw list list sb!vm:cons-cdr-slot sb!vm:list-pointer-lowtag)
- (inst addi csp-tn csp-tn sb!vm:n-word-bytes)
+ (loadw list list cons-cdr-slot list-pointer-lowtag)
+ (inst addi csp-tn csp-tn n-word-bytes)
(storew temp csp-tn -1)
- (test-type list ndescr loop nil sb!vm:list-pointer-lowtag)
+ (test-type list loop nil (list-pointer-lowtag) :temp ndescr)
(error-call vop bogus-arg-to-values-list-error list)
(emit-label done)