(define-vop (set-slot)
(:args (object :scs (descriptor-reg))
- (value :scs (descriptor-reg any-reg immediate)))
+ (value :scs (descriptor-reg any-reg immediate)))
(:info name offset lowtag)
(:ignore name)
(:results)
(:generator 1
(if (sc-is value immediate)
- (let ((val (tn-value value)))
- (etypecase val
- (integer
- (inst mov
- (make-ea :dword :base object
- :disp (- (* offset word-bytes) lowtag))
- (fixnumize val)))
- (symbol
- (inst mov
- (make-ea :dword :base object
- :disp (- (* offset word-bytes) lowtag))
- (+ nil-value (static-symbol-offset val))))
- (character
- (inst mov
- (make-ea :dword :base object
- :disp (- (* offset word-bytes) lowtag))
- (logior (ash (char-code val) type-bits)
- base-char-type)))))
+ (let ((val (tn-value value)))
+ (etypecase val
+ (integer
+ (inst mov
+ (make-ea :dword :base object
+ :disp (- (* offset n-word-bytes) lowtag))
+ (fixnumize val)))
+ (symbol
+ (inst mov
+ (make-ea :dword :base object
+ :disp (- (* offset n-word-bytes) lowtag))
+ (+ nil-value (static-symbol-offset val))))
+ (character
+ (inst mov
+ (make-ea :dword :base object
+ :disp (- (* offset n-word-bytes) lowtag))
+ (logior (ash (char-code val) n-widetag-bits)
+ character-widetag)))))
;; Else, value not immediate.
(storew value object offset lowtag))))
\f
+
+
;;;; symbol hacking VOPs
;;; these next two cf the sparc version, by jrd.
;;; FIXME: Deref this ^ reference.
+
;;; The compiler likes to be able to directly SET symbols.
+#!+sb-thread
+(define-vop (set)
+ (:args (symbol :scs (descriptor-reg))
+ (value :scs (descriptor-reg any-reg)))
+ (:temporary (:sc descriptor-reg) tls)
+ ;;(:policy :fast-safe)
+ (:generator 4
+ (let ((global-val (gen-label))
+ (done (gen-label)))
+ (loadw tls symbol symbol-tls-index-slot other-pointer-lowtag)
+ (inst or tls tls)
+ (inst jmp :z global-val)
+ (inst fs-segment-prefix)
+ (inst cmp (make-ea :dword :base tls) no-tls-value-marker-widetag)
+ (inst jmp :z global-val)
+ (inst fs-segment-prefix)
+ (inst mov (make-ea :dword :base tls) value)
+ (inst jmp done)
+ (emit-label global-val)
+ (storew value symbol symbol-value-slot other-pointer-lowtag)
+ (emit-label done))))
+
+;; unithreaded it's a lot simpler ...
+#!-sb-thread
(define-vop (set cell-set)
- (:variant symbol-value-slot other-pointer-type))
+ (:variant symbol-value-slot other-pointer-lowtag))
;;; Do a cell ref with an error check for being unbound.
+;;; XXX stil used? I can't see where -dan
(define-vop (checked-cell-ref)
(:args (object :scs (descriptor-reg) :target obj-temp))
(:results (value :scs (descriptor-reg any-reg)))
;;; With Symbol-Value, we check that the value isn't the trap object. So
;;; Symbol-Value of NIL is NIL.
+#!+sb-thread
+(define-vop (symbol-value)
+ (:translate symbol-value)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg) :to (:result 1)))
+ (:results (value :scs (descriptor-reg any-reg)))
+ (:vop-var vop)
+ (:save-p :compute-only)
+ (:generator 9
+ (let* ((check-unbound-label (gen-label))
+ (err-lab (generate-error-code vop unbound-symbol-error object))
+ (ret-lab (gen-label)))
+ (loadw value object symbol-tls-index-slot other-pointer-lowtag)
+ (inst fs-segment-prefix)
+ (inst mov value (make-ea :dword :base value))
+ (inst cmp value no-tls-value-marker-widetag)
+ (inst jmp :ne check-unbound-label)
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ (emit-label check-unbound-label)
+ (inst cmp value unbound-marker-widetag)
+ (inst jmp :e err-lab)
+ (emit-label ret-lab))))
+
+#!+sb-thread
+(define-vop (fast-symbol-value symbol-value)
+ ;; KLUDGE: not really fast, in fact, because we're going to have to
+ ;; do a full lookup of the thread-local area anyway. But half of
+ ;; the meaning of FAST-SYMBOL-VALUE is "do not signal an error if
+ ;; unbound", which is used in the implementation of COPY-SYMBOL. --
+ ;; CSR, 2003-04-22
+ (:policy :fast)
+ (:translate symbol-value)
+ (:generator 8
+ (let ((ret-lab (gen-label)))
+ (loadw value object symbol-tls-index-slot other-pointer-lowtag)
+ (inst fs-segment-prefix)
+ (inst mov value (make-ea :dword :base value))
+ (inst cmp value no-tls-value-marker-widetag)
+ (inst jmp :ne ret-lab)
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ (emit-label ret-lab))))
+
+#!-sb-thread
(define-vop (symbol-value)
(:translate symbol-value)
(:policy :fast-safe)
(:save-p :compute-only)
(:generator 9
(let ((err-lab (generate-error-code vop unbound-symbol-error object)))
- (loadw value object symbol-value-slot other-pointer-type)
- (inst cmp value unbound-marker-type)
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ (inst cmp value unbound-marker-widetag)
(inst jmp :e err-lab))))
+#!-sb-thread
(define-vop (fast-symbol-value cell-ref)
- (:variant symbol-value-slot other-pointer-type)
+ (:variant symbol-value-slot other-pointer-lowtag)
(:policy :fast)
(:translate symbol-value))
-(defknown fast-symbol-value-xadd (symbol fixnum) fixnum ())
-(define-vop (fast-symbol-value-xadd cell-xadd)
- (:variant symbol-value-slot other-pointer-type)
- (:policy :fast)
- (:translate fast-symbol-value-xadd)
- (:arg-types * tagged-num))
+(defknown locked-symbol-global-value-add (symbol fixnum) fixnum ())
+(define-vop (locked-symbol-global-value-add)
+ (:args (object :scs (descriptor-reg) :to :result)
+ (value :scs (any-reg) :target result))
+ (:arg-types * tagged-num)
+ (:results (result :scs (any-reg) :from (:argument 1)))
+ (:policy :fast)
+ (:translate locked-symbol-global-value-add)
+ (:result-types tagged-num)
+ (:policy :fast-safe)
+ (:generator 4
+ (move result value)
+ (inst lock)
+ (inst add (make-ea :dword :base object
+ :disp (- (* symbol-value-slot n-word-bytes)
+ other-pointer-lowtag))
+ value)))
+
+#!+sb-thread
+(define-vop (boundp)
+ (:translate boundp)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg)))
+ (:conditional)
+ (:info target not-p)
+ (:temporary (:sc descriptor-reg #+nil(:from (:argument 0))) value)
+ (:generator 9
+ (let ((check-unbound-label (gen-label)))
+ (loadw value object symbol-tls-index-slot other-pointer-lowtag)
+ (inst fs-segment-prefix)
+ (inst mov value (make-ea :dword :base value))
+ (inst cmp value no-tls-value-marker-widetag)
+ (inst jmp :ne check-unbound-label)
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ (emit-label check-unbound-label)
+ (inst cmp value unbound-marker-widetag)
+ (inst jmp (if not-p :e :ne) target))))
+
+#!-sb-thread
(define-vop (boundp)
(:translate boundp)
(:policy :fast-safe)
(:args (object :scs (descriptor-reg)))
(:conditional)
(:info target not-p)
- (:temporary (:sc descriptor-reg :from (:argument 0)) value)
(:generator 9
- (loadw value object symbol-value-slot other-pointer-type)
- (inst cmp value unbound-marker-type)
+ (inst cmp (make-ea-for-object-slot object symbol-value-slot
+ other-pointer-lowtag)
+ unbound-marker-widetag)
(inst jmp (if not-p :e :ne) target)))
+
(define-vop (symbol-hash)
(:policy :fast-safe)
(:translate symbol-hash)
(:results (res :scs (any-reg)))
(:result-types positive-fixnum)
(:generator 2
- ;; The symbol-hash slot of NIL holds NIL because it is also the cdr slot,
- ;; so we have to strip off the two low bits to make sure it is a fixnum.
- ;;
- ;; FIXME: Is this still true? It seems to me from my reading of
- ;; the DEFINE-PRIMITIVE-OBJECT in objdef.lisp that the symbol-hash
- ;; is the second slot, and offset 0 = tags and stuff (and CAR slot in
- ;; a CONS), offset 1 = value slot (and CDR slot in a CONS), and
- ;; offset 2 = hash slot.
- (loadw res symbol symbol-hash-slot other-pointer-type)
+ ;; The symbol-hash slot of NIL holds NIL because it is also the
+ ;; cdr slot, so we have to strip off the two low bits to make sure
+ ;; it is a fixnum. The lowtag selection magic that is required to
+ ;; ensure this is explained in the comment in objdef.lisp
+ (loadw res symbol symbol-hash-slot other-pointer-lowtag)
(inst and res (lognot #b11))))
\f
-;;;; fdefinition (fdefn) objects
+;;;; fdefinition (FDEFN) objects
-(define-vop (fdefn-function cell-ref) ; /pfw - alpha
- (:variant fdefn-function-slot other-pointer-type))
+(define-vop (fdefn-fun cell-ref) ; /pfw - alpha
+ (:variant fdefn-fun-slot other-pointer-lowtag))
-(define-vop (safe-fdefn-function)
+(define-vop (safe-fdefn-fun)
(:args (object :scs (descriptor-reg) :to (:result 1)))
(:results (value :scs (descriptor-reg any-reg)))
(:vop-var vop)
(:save-p :compute-only)
(:generator 10
- (loadw value object fdefn-function-slot other-pointer-type)
+ (loadw value object fdefn-fun-slot other-pointer-lowtag)
(inst cmp value nil-value)
- ;; FIXME: UNDEFINED-SYMBOL-ERROR seems to actually be for symbols with no
- ;; function value, not, as the name might suggest, symbols with no ordinary
- ;; value. Perhaps the name could be made more mnemonic?
- (let ((err-lab (generate-error-code vop undefined-symbol-error object)))
+ (let ((err-lab (generate-error-code vop undefined-fun-error object)))
(inst jmp :e err-lab))))
-(define-vop (set-fdefn-function)
+(define-vop (set-fdefn-fun)
(:policy :fast-safe)
- (:translate (setf fdefn-function))
+ (:translate (setf fdefn-fun))
(:args (function :scs (descriptor-reg) :target result)
- (fdefn :scs (descriptor-reg)))
+ (fdefn :scs (descriptor-reg)))
(:temporary (:sc unsigned-reg) raw)
(:temporary (:sc byte-reg) type)
(:results (result :scs (descriptor-reg)))
(:generator 38
- (load-type type function (- function-pointer-type))
+ (load-type type function (- fun-pointer-lowtag))
(inst lea raw
- (make-ea :byte :base function
- :disp (- (* function-code-offset word-bytes)
- function-pointer-type)))
- (inst cmp type function-header-type)
+ (make-ea :byte :base function
+ :disp (- (* simple-fun-code-offset n-word-bytes)
+ fun-pointer-lowtag)))
+ (inst cmp type simple-fun-header-widetag)
(inst jmp :e normal-fn)
- (inst lea raw (make-fixup (extern-alien-name "closure_tramp") :foreign))
+ (inst lea raw (make-fixup "closure_tramp" :foreign))
NORMAL-FN
- (storew function fdefn fdefn-function-slot other-pointer-type)
- (storew raw fdefn fdefn-raw-addr-slot other-pointer-type)
+ (storew function fdefn fdefn-fun-slot other-pointer-lowtag)
+ (storew raw fdefn fdefn-raw-addr-slot other-pointer-lowtag)
(move result function)))
(define-vop (fdefn-makunbound)
(:args (fdefn :scs (descriptor-reg) :target result))
(:results (result :scs (descriptor-reg)))
(:generator 38
- (storew nil-value fdefn fdefn-function-slot other-pointer-type)
- (storew (make-fixup (extern-alien-name "undefined_tramp") :foreign)
- fdefn fdefn-raw-addr-slot other-pointer-type)
+ (storew nil-value fdefn fdefn-fun-slot other-pointer-lowtag)
+ (storew (make-fixup "undefined_tramp" :foreign)
+ fdefn fdefn-raw-addr-slot other-pointer-lowtag)
(move result fdefn)))
\f
;;;; binding and unbinding
;;; the symbol on the binding stack and stuff the new value into the
;;; symbol.
+#!+sb-thread
(define-vop (bind)
(:args (val :scs (any-reg descriptor-reg))
- (symbol :scs (descriptor-reg)))
+ (symbol :scs (descriptor-reg)))
+ (:temporary (:sc descriptor-reg :offset eax-offset) eax)
+ (:temporary (:sc unsigned-reg) tls-index temp bsp)
+ (:generator 10
+ (let ((tls-index-valid (gen-label))
+ (get-tls-index-lock (gen-label))
+ (release-tls-index-lock (gen-label)))
+ (load-binding-stack-pointer bsp)
+ (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
+ (inst add bsp (* binding-size n-word-bytes))
+ (store-binding-stack-pointer bsp)
+ (inst or tls-index tls-index)
+ (inst jmp :ne tls-index-valid)
+
+ (pseudo-atomic
+ (emit-label get-tls-index-lock)
+ (inst mov temp 1)
+ (inst xor eax eax)
+ (inst lock)
+ (inst cmpxchg (make-ea-for-symbol-value *tls-index-lock*) temp)
+ (inst jmp :ne get-tls-index-lock)
+ ;; now with the lock held, see if the symbol's tls index has
+ ;; been set in the meantime
+ (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
+ (inst or tls-index tls-index)
+ (inst jmp :ne release-tls-index-lock)
+ ;; allocate a new tls-index
+ (load-symbol-value tls-index *free-tls-index*)
+ (inst add tls-index 4) ;XXX surely we can do this more
+ (store-symbol-value tls-index *free-tls-index*) ;succintly
+ (inst sub tls-index 4)
+ (storew tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
+ (emit-label release-tls-index-lock)
+ (store-symbol-value 0 *tls-index-lock*))
+
+ (emit-label tls-index-valid)
+ (inst fs-segment-prefix)
+ (inst mov temp (make-ea :dword :base tls-index))
+ (storew temp bsp (- binding-value-slot binding-size))
+ (storew symbol bsp (- binding-symbol-slot binding-size))
+ (inst fs-segment-prefix)
+ (inst mov (make-ea :dword :base tls-index) val))))
+
+#!-sb-thread
+(define-vop (bind)
+ (:args (val :scs (any-reg descriptor-reg))
+ (symbol :scs (descriptor-reg)))
(:temporary (:sc unsigned-reg) temp bsp)
(:generator 5
(load-symbol-value bsp *binding-stack-pointer*)
- (loadw temp symbol symbol-value-slot other-pointer-type)
- (inst add bsp (* binding-size word-bytes))
+ (loadw temp symbol symbol-value-slot other-pointer-lowtag)
+ (inst add bsp (* binding-size n-word-bytes))
(store-symbol-value bsp *binding-stack-pointer*)
(storew temp bsp (- binding-value-slot binding-size))
(storew symbol bsp (- binding-symbol-slot binding-size))
- (storew val symbol symbol-value-slot other-pointer-type)))
+ (storew val symbol symbol-value-slot other-pointer-lowtag)))
+
+#!+sb-thread
+(define-vop (unbind)
+ ;; four temporaries?
+ (:temporary (:sc unsigned-reg) symbol value bsp tls-index)
+ (:generator 0
+ (load-binding-stack-pointer bsp)
+ (loadw symbol bsp (- binding-symbol-slot binding-size))
+ (loadw value bsp (- binding-value-slot binding-size))
+
+ (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
+ (inst fs-segment-prefix)
+ (inst mov (make-ea :dword :base tls-index) value)
+
+ (storew 0 bsp (- binding-value-slot binding-size))
+ (storew 0 bsp (- binding-symbol-slot binding-size))
+ (inst sub bsp (* binding-size n-word-bytes))
+ (store-binding-stack-pointer bsp)))
+
+#!-sb-thread
(define-vop (unbind)
(:temporary (:sc unsigned-reg) symbol value bsp)
(:generator 0
(load-symbol-value bsp *binding-stack-pointer*)
(loadw symbol bsp (- binding-symbol-slot binding-size))
(loadw value bsp (- binding-value-slot binding-size))
- (storew value symbol symbol-value-slot other-pointer-type)
+ (storew value symbol symbol-value-slot other-pointer-lowtag)
+ (storew 0 bsp (- binding-value-slot binding-size))
(storew 0 bsp (- binding-symbol-slot binding-size))
- (inst sub bsp (* binding-size word-bytes))
+ (inst sub bsp (* binding-size n-word-bytes))
(store-symbol-value bsp *binding-stack-pointer*)))
+
(define-vop (unbind-to-here)
(:args (where :scs (descriptor-reg any-reg)))
- (:temporary (:sc unsigned-reg) symbol value bsp)
+ (:temporary (:sc unsigned-reg) symbol value bsp #!+sb-thread tls-index)
(:generator 0
- (load-symbol-value bsp *binding-stack-pointer*)
+ (load-binding-stack-pointer bsp)
(inst cmp where bsp)
(inst jmp :e done)
(inst or symbol symbol)
(inst jmp :z skip)
(loadw value bsp (- binding-value-slot binding-size))
- (storew value symbol symbol-value-slot other-pointer-type)
+ #!-sb-thread (storew value symbol symbol-value-slot other-pointer-lowtag)
+
+ #!+sb-thread (loadw
+ tls-index symbol symbol-tls-index-slot other-pointer-lowtag)
+ #!+sb-thread (inst fs-segment-prefix)
+ #!+sb-thread (inst mov (make-ea :dword :base tls-index) value)
+ (storew 0 bsp (- binding-value-slot binding-size))
(storew 0 bsp (- binding-symbol-slot binding-size))
SKIP
- (inst sub bsp (* binding-size word-bytes))
+ (inst sub bsp (* binding-size n-word-bytes))
(inst cmp where bsp)
(inst jmp :ne loop)
- (store-symbol-value bsp *binding-stack-pointer*)
+ (store-binding-stack-pointer bsp)
DONE))
\f
+
+\f
;;;; closure indexing
(define-full-reffer closure-index-ref *
- closure-info-offset function-pointer-type
+ closure-info-offset fun-pointer-lowtag
(any-reg descriptor-reg) * %closure-index-ref)
(define-full-setter set-funcallable-instance-info *
- funcallable-instance-info-offset function-pointer-type
+ funcallable-instance-info-offset fun-pointer-lowtag
(any-reg descriptor-reg) * %set-funcallable-instance-info)
(define-full-reffer funcallable-instance-info *
- funcallable-instance-info-offset function-pointer-type
+ funcallable-instance-info-offset fun-pointer-lowtag
(descriptor-reg any-reg) * %funcallable-instance-info)
-(define-vop (funcallable-instance-lexenv cell-ref)
- (:variant funcallable-instance-lexenv-slot function-pointer-type))
-
(define-vop (closure-ref slot-ref)
- (:variant closure-info-offset function-pointer-type))
+ (:variant closure-info-offset fun-pointer-lowtag))
(define-vop (closure-init slot-set)
- (:variant closure-info-offset function-pointer-type))
+ (:variant closure-info-offset fun-pointer-lowtag))
\f
;;;; value cell hackery
(define-vop (value-cell-ref cell-ref)
- (:variant value-cell-value-slot other-pointer-type))
+ (:variant value-cell-value-slot other-pointer-lowtag))
(define-vop (value-cell-set cell-set)
- (:variant value-cell-value-slot other-pointer-type))
+ (:variant value-cell-value-slot other-pointer-lowtag))
\f
;;;; structure hackery
(:results (res :scs (unsigned-reg)))
(:result-types positive-fixnum)
(:generator 4
- (loadw res struct 0 instance-pointer-type)
- (inst shr res type-bits)))
-
-(define-vop (instance-ref slot-ref)
- (:variant instance-slots-offset instance-pointer-type)
- (:policy :fast-safe)
- (:translate %instance-ref)
- (:arg-types instance (:constant index)))
-
-(define-vop (instance-set slot-set)
- (:policy :fast-safe)
- (:translate %instance-set)
- (:variant instance-slots-offset instance-pointer-type)
- (:arg-types instance (:constant index) *))
+ (loadw res struct 0 instance-pointer-lowtag)
+ (inst shr res n-widetag-bits)))
(define-full-reffer instance-index-ref * instance-slots-offset
- instance-pointer-type (any-reg descriptor-reg) * %instance-ref)
+ instance-pointer-lowtag (any-reg descriptor-reg) * %instance-ref)
(define-full-setter instance-index-set * instance-slots-offset
- instance-pointer-type (any-reg descriptor-reg) * %instance-set)
+ instance-pointer-lowtag (any-reg descriptor-reg) * %instance-set)
-(defknown sb!kernel::%instance-set-conditional (instance index t t) t
- (unsafe))
-(define-vop (instance-set-conditional-c slot-set-conditional)
- (:policy :fast-safe)
- (:translate sb!kernel::%instance-set-conditional)
- (:variant instance-slots-offset instance-pointer-type)
- (:arg-types instance (:constant index) * *))
+(defknown %instance-set-conditional (instance index t t) t
+ (unsafe))
(define-vop (instance-set-conditional)
- (:translate sb!kernel::%instance-set-conditional)
+ (:translate %instance-set-conditional)
(:args (object :scs (descriptor-reg) :to :eval)
- (slot :scs (any-reg) :to :result)
- (old-value :scs (descriptor-reg any-reg) :target eax)
- (new-value :scs (descriptor-reg any-reg) :target temp))
+ (slot :scs (any-reg) :to :result)
+ (old-value :scs (descriptor-reg any-reg) :target eax)
+ (new-value :scs (descriptor-reg any-reg)))
(:arg-types instance positive-fixnum * *)
(:temporary (:sc descriptor-reg :offset eax-offset
- :from (:argument 1) :to :result :target result) eax)
- (:temporary (:sc descriptor-reg :from (:argument 2) :to :result) temp)
- (:results (result :scs (descriptor-reg)))
+ :from (:argument 2) :to :result :target result) eax)
+ (:results (result :scs (descriptor-reg any-reg)))
+ ;(:guard (backend-featurep :i486))
(:policy :fast-safe)
(:generator 5
(move eax old-value)
- (move temp new-value)
+ (inst lock)
(inst cmpxchg (make-ea :dword :base object :index slot :scale 1
- :disp (- (* instance-slots-offset word-bytes)
- instance-pointer-type))
- temp)
+ :disp (- (* instance-slots-offset n-word-bytes)
+ instance-pointer-lowtag))
+ new-value)
(move result eax)))
-(defknown %instance-xadd (instance index fixnum) fixnum ())
-(define-vop (instance-xadd-c slot-xadd)
- (:policy :fast-safe)
- (:translate %instance-xadd)
- (:variant instance-slots-offset instance-pointer-type)
- (:arg-types instance (:constant index) tagged-num))
+
\f
;;;; code object frobbing
-(define-full-reffer code-header-ref * 0 other-pointer-type
+(define-full-reffer code-header-ref * 0 other-pointer-lowtag
(any-reg descriptor-reg) * code-header-ref)
-(define-full-setter code-header-set * 0 other-pointer-type
+(define-full-setter code-header-set * 0 other-pointer-lowtag
(any-reg descriptor-reg) * code-header-set)
+
+
+\f
+;;;; raw instance slot accessors
+
+(defun make-ea-for-raw-slot (object index instance-length n-words)
+ (sc-case index
+ (any-reg (make-ea :dword
+ :base object
+ :index instance-length
+ :disp (- (* (- instance-slots-offset n-words)
+ n-word-bytes)
+ instance-pointer-lowtag)))
+ (immediate (make-ea :dword :base object
+ :index instance-length
+ :scale 4
+ :disp (- (* (- instance-slots-offset n-words)
+ n-word-bytes)
+ instance-pointer-lowtag
+ (fixnumize (tn-value index)))))))
+
+(define-vop (raw-instance-ref/word)
+ (:translate %raw-instance-ref/word)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg)) (index :scs (any-reg immediate)))
+ (:arg-types * tagged-num)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (value :scs (unsigned-reg)))
+ (:result-types unsigned-num)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (inst mov value (make-ea-for-raw-slot object index tmp 1))))
+
+(define-vop (raw-instance-set/word)
+ (:translate %raw-instance-set/word)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate))
+ (value :scs (unsigned-reg) :target result))
+ (:arg-types * tagged-num unsigned-num)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (result :scs (unsigned-reg)))
+ (:result-types unsigned-num)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (inst mov (make-ea-for-raw-slot object index tmp 1) value)
+ (move result value)))
+
+(define-vop (raw-instance-ref/single)
+ (:translate %raw-instance-ref/single)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg)) (index :scs (any-reg immediate)))
+ (:arg-types * tagged-num)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (value :scs (single-reg)))
+ (:result-types single-float)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (with-empty-tn@fp-top(value)
+ (inst fld (make-ea-for-raw-slot object index tmp 1)))))
+
+(define-vop (raw-instance-set/single)
+ (:translate %raw-instance-set/single)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate))
+ (value :scs (single-reg) :target result))
+ (:arg-types * tagged-num single-float)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (result :scs (single-reg)))
+ (:result-types single-float)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (unless (zerop (tn-offset value))
+ (inst fxch value))
+ (inst fst (make-ea-for-raw-slot object index tmp 1))
+ (cond
+ ((zerop (tn-offset value))
+ (unless (zerop (tn-offset result))
+ (inst fst result)))
+ ((zerop (tn-offset result))
+ (inst fst value))
+ (t
+ (unless (location= value result)
+ (inst fst result))
+ (inst fxch value)))))
+
+(define-vop (raw-instance-ref/double)
+ (:translate %raw-instance-ref/double)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg)) (index :scs (any-reg immediate)))
+ (:arg-types * tagged-num)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (value :scs (double-reg)))
+ (:result-types double-float)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (with-empty-tn@fp-top(value)
+ (inst fldd (make-ea-for-raw-slot object index tmp 2)))))
+
+(define-vop (raw-instance-set/double)
+ (:translate %raw-instance-set/double)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate))
+ (value :scs (double-reg) :target result))
+ (:arg-types * tagged-num double-float)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (result :scs (double-reg)))
+ (:result-types double-float)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (unless (zerop (tn-offset value))
+ (inst fxch value))
+ (inst fstd (make-ea-for-raw-slot object index tmp 2))
+ (cond
+ ((zerop (tn-offset value))
+ (unless (zerop (tn-offset result))
+ (inst fstd result)))
+ ((zerop (tn-offset result))
+ (inst fstd value))
+ (t
+ (unless (location= value result)
+ (inst fstd result))
+ (inst fxch value)))))
+
+(define-vop (raw-instance-ref/complex-single)
+ (:translate %raw-instance-ref/complex-single)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate)))
+ (:arg-types * positive-fixnum)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (value :scs (complex-single-reg)))
+ (:result-types complex-single-float)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (let ((real-tn (complex-single-reg-real-tn value)))
+ (with-empty-tn@fp-top (real-tn)
+ (inst fld (make-ea-for-raw-slot object index tmp 2))))
+ (let ((imag-tn (complex-single-reg-imag-tn value)))
+ (with-empty-tn@fp-top (imag-tn)
+ (inst fld (make-ea-for-raw-slot object index tmp 1))))))
+
+(define-vop (raw-instance-set/complex-single)
+ (:translate %raw-instance-set/complex-single)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate))
+ (value :scs (complex-single-reg) :target result))
+ (:arg-types * positive-fixnum complex-single-float)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (result :scs (complex-single-reg)))
+ (:result-types complex-single-float)
+ (:generator 5
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (let ((value-real (complex-single-reg-real-tn value))
+ (result-real (complex-single-reg-real-tn result)))
+ (cond ((zerop (tn-offset value-real))
+ ;; Value is in ST0.
+ (inst fst (make-ea-for-raw-slot object index tmp 2))
+ (unless (zerop (tn-offset result-real))
+ ;; Value is in ST0 but not result.
+ (inst fst result-real)))
+ (t
+ ;; Value is not in ST0.
+ (inst fxch value-real)
+ (inst fst (make-ea-for-raw-slot object index tmp 2))
+ (cond ((zerop (tn-offset result-real))
+ ;; The result is in ST0.
+ (inst fst value-real))
+ (t
+ ;; Neither value or result are in ST0
+ (unless (location= value-real result-real)
+ (inst fst result-real))
+ (inst fxch value-real))))))
+ (let ((value-imag (complex-single-reg-imag-tn value))
+ (result-imag (complex-single-reg-imag-tn result)))
+ (inst fxch value-imag)
+ (inst fst (make-ea-for-raw-slot object index tmp 1))
+ (unless (location= value-imag result-imag)
+ (inst fst result-imag))
+ (inst fxch value-imag))))
+
+(define-vop (raw-instance-ref/complex-double)
+ (:translate %raw-instance-ref/complex-double)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate)))
+ (:arg-types * positive-fixnum)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (value :scs (complex-double-reg)))
+ (:result-types complex-double-float)
+ (:generator 7
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (let ((real-tn (complex-double-reg-real-tn value)))
+ (with-empty-tn@fp-top (real-tn)
+ (inst fldd (make-ea-for-raw-slot object index tmp 4))))
+ (let ((imag-tn (complex-double-reg-imag-tn value)))
+ (with-empty-tn@fp-top (imag-tn)
+ (inst fldd (make-ea-for-raw-slot object index tmp 2))))))
+
+(define-vop (raw-instance-set/complex-double)
+ (:translate %raw-instance-set/complex-double)
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (any-reg immediate))
+ (value :scs (complex-double-reg) :target result))
+ (:arg-types * positive-fixnum complex-double-float)
+ (:temporary (:sc unsigned-reg) tmp)
+ (:results (result :scs (complex-double-reg)))
+ (:result-types complex-double-float)
+ (:generator 20
+ (loadw tmp object 0 instance-pointer-lowtag)
+ (inst shr tmp n-widetag-bits)
+ (when (sc-is index any-reg)
+ (inst shl tmp 2)
+ (inst sub tmp index))
+ (let ((value-real (complex-double-reg-real-tn value))
+ (result-real (complex-double-reg-real-tn result)))
+ (cond ((zerop (tn-offset value-real))
+ ;; Value is in ST0.
+ (inst fstd (make-ea-for-raw-slot object index tmp 4))
+ (unless (zerop (tn-offset result-real))
+ ;; Value is in ST0 but not result.
+ (inst fstd result-real)))
+ (t
+ ;; Value is not in ST0.
+ (inst fxch value-real)
+ (inst fstd (make-ea-for-raw-slot object index tmp 4))
+ (cond ((zerop (tn-offset result-real))
+ ;; The result is in ST0.
+ (inst fstd value-real))
+ (t
+ ;; Neither value or result are in ST0
+ (unless (location= value-real result-real)
+ (inst fstd result-real))
+ (inst fxch value-real))))))
+ (let ((value-imag (complex-double-reg-imag-tn value))
+ (result-imag (complex-double-reg-imag-tn result)))
+ (inst fxch value-imag)
+ (inst fstd (make-ea-for-raw-slot object index tmp 2))
+ (unless (location= value-imag result-imag)
+ (inst fstd result-imag))
+ (inst fxch value-imag))))
projects / sbcl.git / blobdiff