(inst cmp result unbound-marker-widetag)
(inst jmp :e unbound))))
-;;; 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 cmp (make-ea :dword :base tls) no-tls-value-marker-widetag :fs)
- (inst jmp :z global-val)
- (inst mov (make-ea :dword :base tls) value :fs)
- (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)
+(define-vop (%set-symbol-global-value cell-set)
(:variant symbol-value-slot other-pointer-lowtag))
-;;; 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 mov value (make-ea :dword :base value) :fs)
- (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
+(define-vop (fast-symbol-global-value cell-ref)
+ (:variant symbol-value-slot other-pointer-lowtag)
(:policy :fast)
- (:translate symbol-value)
- (:generator 8
- (let ((ret-lab (gen-label)))
- (loadw value object symbol-tls-index-slot other-pointer-lowtag)
- (inst mov value (make-ea :dword :base value) :fs)
- (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))))
+ (:translate symbol-global-value))
-#!-sb-thread
-(define-vop (symbol-value)
- (:translate symbol-value)
+(define-vop (symbol-global-value)
(:policy :fast-safe)
+ (:translate symbol-global-value)
(:args (object :scs (descriptor-reg) :to (:result 1)))
(:results (value :scs (descriptor-reg any-reg)))
(:vop-var vop)
(inst cmp value unbound-marker-widetag)
(inst jmp :e err-lab))))
+#!+sb-thread
+(progn
+ (define-vop (set)
+ (:args (symbol :scs (descriptor-reg))
+ (value :scs (descriptor-reg any-reg)))
+ (:temporary (:sc descriptor-reg) tls)
+ (:generator 4
+ (let ((global-val (gen-label))
+ (done (gen-label)))
+ (loadw tls symbol symbol-tls-index-slot other-pointer-lowtag)
+ (inst cmp (make-ea :dword :base tls) no-tls-value-marker-widetag :fs)
+ (inst jmp :z global-val)
+ (inst mov (make-ea :dword :base tls) value :fs)
+ (inst jmp done)
+ (emit-label global-val)
+ (storew value symbol symbol-value-slot other-pointer-lowtag)
+ (emit-label 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
+ (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 mov value (make-ea :dword :base value) :fs)
+ (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))))
+
+ (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 mov value (make-ea :dword :base value) :fs)
+ (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 (fast-symbol-value cell-ref)
- (:variant symbol-value-slot other-pointer-lowtag)
- (:policy :fast)
- (:translate symbol-value))
+(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)))
#!+sb-thread
(define-vop (boundp)