;;;; Symbol hacking VOPs:
;;; The compiler likes to be able to directly SET symbols.
-(define-vop (set cell-set)
+(define-vop (%set-symbol-global-value cell-set)
(:variant symbol-value-slot other-pointer-lowtag))
;;; Do a cell ref with an error check for being unbound.
;;; With SYMBOL-VALUE, we check that the value isn't the trap object.
;;; So SYMBOL-VALUE of NIL is NIL.
-(define-vop (symbol-value checked-cell-ref)
- (:translate symbol-value)
+(define-vop (symbol-global-value checked-cell-ref)
+ (:translate symbol-global-value)
(:generator 9
(move obj-temp object)
(loadw value obj-temp symbol-value-slot other-pointer-lowtag)
- (let ((err-lab (generate-error-code vop unbound-symbol-error obj-temp)))
+ (let ((err-lab (generate-error-code vop 'unbound-symbol-error obj-temp)))
(inst cmpwi value unbound-marker-widetag)
(inst beq err-lab))))
+(define-vop (fast-symbol-global-value cell-ref)
+ (:variant symbol-value-slot other-pointer-lowtag)
+ (:policy :fast)
+ (:translate symbol-global-value))
+
+#!+sb-thread
+(progn
+ (define-vop (set)
+ (:args (symbol :scs (descriptor-reg))
+ (value :scs (descriptor-reg any-reg)))
+ (:temporary (:sc any-reg) tls-slot temp)
+ (:generator 4
+ (loadw tls-slot symbol symbol-tls-index-slot other-pointer-lowtag)
+ (inst lwzx temp thread-base-tn tls-slot)
+ (inst cmpwi temp no-tls-value-marker-widetag)
+ (inst beq GLOBAL-VALUE)
+ (inst stwx value thread-base-tn tls-slot)
+ (inst b DONE)
+ GLOBAL-VALUE
+ (storew value symbol symbol-value-slot other-pointer-lowtag)
+ DONE))
+
+ ;; With Symbol-Value, we check that the value isn't the trap object. So
+ ;; Symbol-Value of NIL is NIL.
+ (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
+ (loadw value object symbol-tls-index-slot other-pointer-lowtag)
+ (inst lwzx value thread-base-tn value)
+ (inst cmpwi value no-tls-value-marker-widetag)
+ (inst bne CHECK-UNBOUND)
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ CHECK-UNBOUND
+ (inst cmpwi value unbound-marker-widetag)
+ (inst beq (generate-error-code vop 'unbound-symbol-error object))))
+
+ (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
+ (loadw value object symbol-tls-index-slot other-pointer-lowtag)
+ (inst lwzx value thread-base-tn value)
+ (inst cmpwi value no-tls-value-marker-widetag)
+ (inst bne DONE)
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ DONE)))
+
+;;; On unithreaded builds these are just copies of the global versions.
+#!-sb-thread
+(progn
+ (define-vop (symbol-value symbol-global-value)
+ (:translate symbol-value))
+ (define-vop (fast-symbol-value fast-symbol-global-value)
+ (:translate symbol-value))
+ (define-vop (set %set-symbol-global-value)))
+
;;; Like CHECKED-CELL-REF, only we are a predicate to see if the cell
;;; is bound.
(define-vop (boundp-frob)
(:policy :fast-safe)
(:temporary (:scs (descriptor-reg)) value))
+#!+sb-thread
(define-vop (boundp boundp-frob)
(:translate boundp)
(:generator 9
+ (loadw value object symbol-tls-index-slot other-pointer-lowtag)
+ (inst lwzx value thread-base-tn value)
+ (inst cmpwi value no-tls-value-marker-widetag)
+ (inst bne CHECK-UNBOUND)
(loadw value object symbol-value-slot other-pointer-lowtag)
+ CHECK-UNBOUND
(inst cmpwi value unbound-marker-widetag)
(inst b? (if not-p :eq :ne) target)))
-(define-vop (fast-symbol-value cell-ref)
- (:variant symbol-value-slot other-pointer-lowtag)
- (:policy :fast)
- (:translate symbol-value))
+#!-sb-thread
+(define-vop (boundp boundp-frob)
+ (:translate boundp)
+ (:generator 9
+ (loadw value object symbol-value-slot other-pointer-lowtag)
+ (inst cmpwi value unbound-marker-widetag)
+ (inst b? (if not-p :eq :ne) target)))
(define-vop (symbol-hash)
(:policy :fast-safe)
(move obj-temp object)
(loadw value obj-temp fdefn-fun-slot other-pointer-lowtag)
(inst cmpw value null-tn)
- (let ((err-lab (generate-error-code vop undefined-fun-error obj-temp)))
+ (let ((err-lab (generate-error-code vop 'undefined-fun-error obj-temp)))
(inst beq err-lab))))
(define-vop (set-fdefn-fun)
(loadw symbol bsp-tn (- binding-symbol-slot binding-size))
(loadw value bsp-tn (- binding-value-slot binding-size))
(storew value symbol symbol-value-slot other-pointer-lowtag)
- (storew zero-tn bsp-tn (- binding-value-slot binding-size))
(storew zero-tn bsp-tn (- binding-symbol-slot binding-size))
+ (storew zero-tn bsp-tn (- binding-value-slot binding-size))
(inst subi bsp-tn bsp-tn (* 2 n-word-bytes))))
(inst beq skip)
(loadw value bsp-tn (- binding-value-slot binding-size))
(storew value symbol symbol-value-slot other-pointer-lowtag)
- (storew zero-tn bsp-tn (- binding-value-slot binding-size))
(storew zero-tn bsp-tn (- binding-symbol-slot binding-size))
(emit-label skip)
+ (storew zero-tn bsp-tn (- binding-value-slot binding-size))
(inst subi bsp-tn bsp-tn (* 2 n-word-bytes))
(inst cmpw where bsp-tn)
(inst bne loop)
(:variant funcallable-instance-info-offset fun-pointer-lowtag)
(:translate %set-funcallable-instance-info))
-(define-vop (funcallable-instance-lexenv cell-ref)
- (:variant funcallable-instance-lexenv-slot fun-pointer-lowtag))
-
-
(define-vop (closure-ref slot-ref)
(:variant closure-info-offset fun-pointer-lowtag))
\f
;;;; raw instance slot accessors
+(defun offset-for-raw-slot (instance-length index n-words)
+ (+ (* (- instance-length instance-slots-offset index (1- n-words))
+ n-word-bytes)
+ (- instance-pointer-lowtag)))
+
+(define-vop (raw-instance-init/word)
+ (:args (object :scs (descriptor-reg))
+ (value :scs (unsigned-reg)))
+ (:arg-types * unsigned-num)
+ (:info instance-length index)
+ (:generator 4
+ (inst stw value object (offset-for-raw-slot instance-length index 1))))
+
(define-vop (raw-instance-ref/word)
(:translate %raw-instance-ref/word)
(:policy :fast-safe)
(inst stwx value object offset)
(move result value)))
+(define-vop (raw-instance-init/single)
+ (:args (object :scs (descriptor-reg))
+ (value :scs (single-reg)))
+ (:arg-types * single-float)
+ (:info instance-length index)
+ (:generator 4
+ (inst stfs value object (offset-for-raw-slot instance-length index 1))))
+
(define-vop (raw-instance-ref/single)
(:translate %raw-instance-ref/single)
(:policy :fast-safe)
(unless (location= result value)
(inst frsp result value))))
+(define-vop (raw-instance-init/double)
+ (:args (object :scs (descriptor-reg))
+ (value :scs (double-reg)))
+ (:arg-types * double-float)
+ (:info instance-length index)
+ (:generator 4
+ (inst stfd value object (offset-for-raw-slot instance-length index 2))))
+
(define-vop (raw-instance-ref/double)
(:translate %raw-instance-ref/double)
(:policy :fast-safe)
(unless (location= result value)
(inst fmr result value))))
+(define-vop (raw-instance-init/complex-single)
+ (:args (object :scs (descriptor-reg))
+ (value :scs (complex-single-reg)))
+ (:arg-types * complex-single-float)
+ (:info instance-length index)
+ (:generator 4
+ (inst stfs (complex-single-reg-real-tn value)
+ object (offset-for-raw-slot instance-length index 2))
+ (inst stfs (complex-single-reg-imag-tn value)
+ object (offset-for-raw-slot instance-length index 1))))
+
(define-vop (raw-instance-ref/complex-single)
(:translate %raw-instance-ref/complex-single)
(:policy :fast-safe)
(unless (location= result-imag value-imag)
(inst frsp result-imag value-imag)))))
+(define-vop (raw-instance-init/complex-double)
+ (:args (object :scs (descriptor-reg))
+ (value :scs (complex-double-reg)))
+ (:arg-types * complex-double-float)
+ (:info instance-length index)
+ (:generator 4
+ (inst stfd (complex-single-reg-real-tn value)
+ object (offset-for-raw-slot instance-length index 4))
+ (inst stfd (complex-double-reg-imag-tn value)
+ object (offset-for-raw-slot instance-length index 2))))
+
(define-vop (raw-instance-ref/complex-double)
(:translate %raw-instance-ref/complex-double)
(:policy :fast-safe)
projects / sbcl.git / blobdiff