X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=src%2Fcompiler%2Fx86%2Fcell.lisp;h=f14185c0b89456de3ef437ded43bc64b67a121f7;hb=40e3ba03d0e1b824e4d1ae75d74246b975b70964;hp=7b1df1c90cbcb0c3c8ef630952dd43480e548b2e;hpb=d76c81b0ca4dcfc99f0cd805f5c20493fa80b2b6;p=sbcl.git diff --git a/src/compiler/x86/cell.lisp b/src/compiler/x86/cell.lisp index 7b1df1c..f14185c 100644 --- a/src/compiler/x86/cell.lisp +++ b/src/compiler/x86/cell.lisp @@ -23,30 +23,30 @@ (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 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) - base-char-widetag))))) + (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)))) @@ -67,7 +67,7 @@ ;;(:policy :fast-safe) (:generator 4 (let ((global-val (gen-label)) - (done (gen-label))) + (done (gen-label))) (loadw tls symbol symbol-tls-index-slot other-pointer-lowtag) (inst or tls tls) (inst jmp :z global-val) @@ -82,7 +82,7 @@ (emit-label done)))) ;; unithreaded it's a lot simpler ... -#!-sb-thread +#!-sb-thread (define-vop (set cell-set) (:variant symbol-value-slot other-pointer-lowtag)) @@ -108,7 +108,7 @@ (:save-p :compute-only) (:generator 9 (let* ((err-lab (generate-error-code vop unbound-symbol-error object)) - (ret-lab (gen-label))) + (ret-lab (gen-label))) (loadw value object symbol-tls-index-slot other-pointer-lowtag) (inst fs-segment-prefix) (inst mov value (make-ea :dword :index value :scale 1)) @@ -162,7 +162,7 @@ (define-vop (locked-symbol-global-value-add) (:args (object :scs (descriptor-reg) :to :result) - (value :scs (any-reg) :target result)) + (value :scs (any-reg) :target result)) (:arg-types * tagged-num) (:results (result :scs (any-reg) :from (:argument 1))) (:policy :fast) @@ -173,9 +173,9 @@ (move result value) (inst lock) (inst add (make-ea :dword :base object - :disp (- (* symbol-value-slot n-word-bytes) - other-pointer-lowtag)) - value))) + :disp (- (* symbol-value-slot n-word-bytes) + other-pointer-lowtag)) + value))) #!+sb-thread (define-vop (boundp) @@ -187,23 +187,23 @@ (:temporary (:sc descriptor-reg #+nil(:from (:argument 0))) value) (:generator 9 (if not-p - (let ((not-target (gen-label))) - (loadw value object symbol-value-slot other-pointer-lowtag) - (inst cmp value unbound-marker-widetag) - (inst jmp :ne not-target) - (loadw value object symbol-tls-index-slot other-pointer-lowtag) - (inst fs-segment-prefix) - (inst cmp (make-ea :dword :index value :scale 1) unbound-marker-widetag) - (inst jmp :e target) - (emit-label not-target)) - (progn - (loadw value object symbol-value-slot other-pointer-lowtag) - (inst cmp value unbound-marker-widetag) - (inst jmp :ne target) - (loadw value object symbol-tls-index-slot other-pointer-lowtag) - (inst fs-segment-prefix) - (inst cmp (make-ea :dword :index value :scale 1) unbound-marker-widetag) - (inst jmp :ne target))))) + (let ((not-target (gen-label))) + (loadw value object symbol-value-slot other-pointer-lowtag) + (inst cmp value unbound-marker-widetag) + (inst jmp :ne not-target) + (loadw value object symbol-tls-index-slot other-pointer-lowtag) + (inst fs-segment-prefix) + (inst cmp (make-ea :dword :index value :scale 1) unbound-marker-widetag) + (inst jmp :e target) + (emit-label not-target)) + (progn + (loadw value object symbol-value-slot other-pointer-lowtag) + (inst cmp value unbound-marker-widetag) + (inst jmp :ne target) + (loadw value object symbol-tls-index-slot other-pointer-lowtag) + (inst fs-segment-prefix) + (inst cmp (make-ea :dword :index value :scale 1) unbound-marker-widetag) + (inst jmp :ne target))))) #!-sb-thread (define-vop (boundp) @@ -235,7 +235,7 @@ ;;;; fdefinition (FDEFN) objects -(define-vop (fdefn-fun cell-ref) ; /pfw - alpha +(define-vop (fdefn-fun cell-ref) ; /pfw - alpha (:variant fdefn-fun-slot other-pointer-lowtag)) (define-vop (safe-fdefn-fun) @@ -253,19 +253,19 @@ (:policy :fast-safe) (: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 (- fun-pointer-lowtag)) (inst lea raw - (make-ea :byte :base function - :disp (- (* simple-fun-code-offset n-word-bytes) - fun-pointer-lowtag))) + (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-fun-slot other-pointer-lowtag) (storew raw fdefn fdefn-raw-addr-slot other-pointer-lowtag) @@ -278,8 +278,8 @@ (:results (result :scs (descriptor-reg))) (:generator 38 (storew nil-value fdefn fdefn-fun-slot other-pointer-lowtag) - (storew (make-fixup (extern-alien-name "undefined_tramp") :foreign) - fdefn fdefn-raw-addr-slot other-pointer-lowtag) + (storew (make-fixup "undefined_tramp" :foreign) + fdefn fdefn-raw-addr-slot other-pointer-lowtag) (move result fdefn))) ;;;; binding and unbinding @@ -291,7 +291,7 @@ #!+sb-thread (define-vop (bind) (:args (val :scs (any-reg descriptor-reg)) - (symbol :scs (descriptor-reg))) + (symbol :scs (descriptor-reg))) (:temporary (:sc unsigned-reg) tls-index temp bsp) (:generator 5 (let ((tls-index-valid (gen-label))) @@ -299,17 +299,17 @@ (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag) (inst add bsp (* binding-size n-word-bytes)) (store-tl-symbol-value bsp *binding-stack-pointer* temp) - + (inst or tls-index tls-index) (inst jmp :ne tls-index-valid) ;; 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 + (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 tls-index-valid) - (inst fs-segment-prefix) + (inst fs-segment-prefix) (inst mov temp (make-ea :dword :scale 1 :index tls-index)) (storew temp bsp (- binding-value-slot binding-size)) (storew symbol bsp (- binding-symbol-slot binding-size)) @@ -333,14 +333,14 @@ #!+sb-thread (define-vop (unbind) - ;; four temporaries? + ;; four temporaries? (:temporary (:sc unsigned-reg) symbol value bsp tls-index) (:generator 0 (load-tl-symbol-value bsp *binding-stack-pointer*) (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) + (loadw tls-index symbol symbol-tls-index-slot other-pointer-lowtag) (inst fs-segment-prefix) (inst mov (make-ea :dword :scale 1 :index tls-index) value) @@ -378,7 +378,7 @@ #!-sb-thread (storew value symbol symbol-value-slot other-pointer-lowtag) #!+sb-thread (loadw - tls-index symbol symbol-tls-index-slot other-pointer-lowtag) + tls-index symbol symbol-tls-index-slot other-pointer-lowtag) #!+sb-thread (inst fs-segment-prefix) #!+sb-thread (inst mov (make-ea :dword :scale 1 :index tls-index) value) (storew 0 bsp (- binding-symbol-slot binding-size)) @@ -457,17 +457,17 @@ (defknown %instance-set-conditional (instance index t t) t - (unsafe)) + (unsafe)) (define-vop (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))) + (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 2) :to :result :target result) eax) + :from (:argument 2) :to :result :target result) eax) (:results (result :scs (descriptor-reg any-reg))) ;(:guard (backend-featurep :i486)) (:policy :fast-safe) @@ -475,9 +475,9 @@ (move eax old-value) (inst lock) (inst cmpxchg (make-ea :dword :base object :index slot :scale 1 - :disp (- (* instance-slots-offset n-word-bytes) - instance-pointer-lowtag)) - new-value) + :disp (- (* instance-slots-offset n-word-bytes) + instance-pointer-lowtag)) + new-value) (move result eax))) @@ -489,3 +489,340 @@ (define-full-setter code-header-set * 0 other-pointer-lowtag (any-reg descriptor-reg) * code-header-set) + + + +;;;; raw instance slot accessors + +(define-vop (raw-instance-ref/word) + (:translate %raw-instance-ref/word) + (:policy :fast-safe) + (:args (object :scs (descriptor-reg)) (index :scs (any-reg))) + (: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) + (inst shl tmp 2) + (inst sub tmp index) + (inst mov + value + (make-ea :dword + :base object + :index tmp + :disp (- (* (1- instance-slots-offset) n-word-bytes) + instance-pointer-lowtag))))) + +(define-vop (raw-instance-set/word) + (:translate %raw-instance-set/word) + (:policy :fast-safe) + (:args (object :scs (descriptor-reg)) + (index :scs (any-reg)) + (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) + (inst shl tmp 2) + (inst sub tmp index) + (inst mov + (make-ea :dword + :base object + :index tmp + :disp (- (* (1- instance-slots-offset) n-word-bytes) + instance-pointer-lowtag)) + 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))) + (: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) + (inst shl tmp 2) + (inst sub tmp index) + (with-empty-tn@fp-top(value) + (inst fld + (make-ea :dword + :base object + :index tmp + :disp (- (* (1- instance-slots-offset) n-word-bytes) + instance-pointer-lowtag)))))) + +(define-vop (raw-instance-set/single) + (:translate %raw-instance-set/single) + (:policy :fast-safe) + (:args (object :scs (descriptor-reg)) + (index :scs (any-reg)) + (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) + (inst shl tmp 2) + (inst sub tmp index) + (unless (zerop (tn-offset value)) + (inst fxch value)) + (inst fst + (make-ea :dword + :base object + :index tmp + :disp (- (* (1- instance-slots-offset) n-word-bytes) + instance-pointer-lowtag))) + (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))) + (: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) + (inst shl tmp 2) + (inst sub tmp index) + (with-empty-tn@fp-top(value) + (inst fldd + (make-ea :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) n-word-bytes) + instance-pointer-lowtag)))))) + +(define-vop (raw-instance-set/double) + (:translate %raw-instance-set/double) + (:policy :fast-safe) + (:args (object :scs (descriptor-reg)) + (index :scs (any-reg)) + (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) + (inst shl tmp 2) + (inst sub tmp index) + (unless (zerop (tn-offset value)) + (inst fxch value)) + (inst fstd + (make-ea :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) n-word-bytes) + instance-pointer-lowtag))) + (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))) + (: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) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) + n-word-bytes) + instance-pointer-lowtag))))) + (let ((imag-tn (complex-single-reg-imag-tn value))) + (with-empty-tn@fp-top (imag-tn) + (inst fld (make-ea :dword + :base object + :index tmp + :disp (- (* (1- instance-slots-offset) + n-word-bytes) + instance-pointer-lowtag))))))) + +(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)) + (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) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) + n-word-bytes) + instance-pointer-lowtag))) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) + n-word-bytes) + instance-pointer-lowtag))) + (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 :dword + :base object + :index tmp + :disp (- (* (1- instance-slots-offset) + n-word-bytes) + instance-pointer-lowtag))) + (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))) + (: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) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 4) + n-word-bytes) + instance-pointer-lowtag))))) + (let ((imag-tn (complex-double-reg-imag-tn value))) + (with-empty-tn@fp-top (imag-tn) + (inst fldd (make-ea :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) + n-word-bytes) + instance-pointer-lowtag))))))) + +(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)) + (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) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 4) + n-word-bytes) + instance-pointer-lowtag))) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 4) + n-word-bytes) + instance-pointer-lowtag))) + (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 :dword + :base object + :index tmp + :disp (- (* (- instance-slots-offset 2) + n-word-bytes) + instance-pointer-lowtag))) + (unless (location= value-imag result-imag) + (inst fstd result-imag)) + (inst fxch value-imag))))