(defmacro expand (expr)
(let ((gensym (gensym)))
`(macrolet
- ((,gensym ()
- ,expr))
+ ((,gensym ()
+ ,expr))
(,gensym))))
\f
;;; instruction-like macros
(defmacro load-symbol-value (reg symbol)
`(inst ldl ,reg
- (+ (static-symbol-offset ',symbol)
- (ash symbol-value-slot word-shift)
- (- other-pointer-lowtag))
- null-tn))
+ (+ (static-symbol-offset ',symbol)
+ (ash symbol-value-slot word-shift)
+ (- other-pointer-lowtag))
+ null-tn))
(defmacro store-symbol-value (reg symbol)
`(inst stl ,reg
- (+ (static-symbol-offset ',symbol)
- (ash symbol-value-slot word-shift)
- (- other-pointer-lowtag))
- null-tn))
+ (+ (static-symbol-offset ',symbol)
+ (ash symbol-value-slot word-shift)
+ (- other-pointer-lowtag))
+ null-tn))
(defmacro load-type (target source &optional (offset 0))
"Loads the type bits of a pointer into target independent of
byte-ordering issues."
(once-only ((n-target target)
- (n-source source)
- (n-offset offset))
+ (n-source source)
+ (n-offset offset))
`(progn
- (inst ldl ,n-target ,n-offset ,n-source)
- (inst and ,n-target #xff ,n-target))))
+ (inst ldl ,n-target ,n-offset ,n-source)
+ (inst and ,n-target #xff ,n-target))))
;;; macros to handle the fact that we cannot use the machine native
;;; call and return instructions
"Jump to the lisp function FUNCTION. LIP is an interior-reg temporary."
`(progn
(inst lda ,lip (- (ash simple-fun-code-offset word-shift)
- fun-pointer-lowtag)
- ,function)
+ fun-pointer-lowtag)
+ ,function)
(move ,function code-tn)
(inst jsr zero-tn ,lip 1)))
(defmacro lisp-return (return-pc lip &key (offset 0) (frob-code t))
"Return to RETURN-PC. LIP is an interior-reg temporary."
`(progn
- (inst lda ,lip
- (- (* (1+ ,offset) n-word-bytes) other-pointer-lowtag)
- ,return-pc)
+ (inst lda ,lip
+ (- (* (1+ ,offset) n-word-bytes) other-pointer-lowtag)
+ ,return-pc)
,@(when frob-code
- `((move ,return-pc code-tn)))
+ `((move ,return-pc code-tn)))
(inst ret zero-tn ,lip 1)))
;;; Move a stack TN to a register and vice-versa.
(defmacro load-stack-tn (reg stack)
`(let ((reg ,reg)
- (stack ,stack))
+ (stack ,stack))
(let ((offset (tn-offset stack)))
(sc-case stack
- ((control-stack)
- (loadw reg cfp-tn offset))))))
+ ((control-stack)
+ (loadw reg cfp-tn offset))))))
(defmacro store-stack-tn (stack reg)
`(let ((stack ,stack)
- (reg ,reg))
+ (reg ,reg))
(let ((offset (tn-offset stack)))
(sc-case stack
- ((control-stack)
- (storew reg cfp-tn offset))))))
+ ((control-stack)
+ (storew reg cfp-tn offset))))))
;;; Move the TN Reg-Or-Stack into Reg if it isn't already there.
(defmacro maybe-load-stack-tn (reg reg-or-stack)
(once-only ((n-reg reg)
- (n-stack reg-or-stack))
+ (n-stack reg-or-stack))
`(sc-case ,n-reg
((any-reg descriptor-reg)
- (sc-case ,n-stack
- ((any-reg descriptor-reg)
- (move ,n-stack ,n-reg))
- ((control-stack)
- (loadw ,n-reg cfp-tn (tn-offset ,n-stack))))))))
+ (sc-case ,n-stack
+ ((any-reg descriptor-reg)
+ (move ,n-stack ,n-reg))
+ ((control-stack)
+ (loadw ,n-reg cfp-tn (tn-offset ,n-stack))))))))
;;; Move the TN Reg-Or-Stack into Reg if it isn't already there.
(defmacro maybe-load-stack-nfp-tn (reg reg-or-stack temp)
(once-only ((n-reg reg)
- (n-stack reg-or-stack))
+ (n-stack reg-or-stack))
`(when ,reg
- (sc-case ,n-reg
- ((any-reg descriptor-reg)
- (sc-case ,n-stack
- ((any-reg descriptor-reg)
- (move ,n-stack ,n-reg))
- ((control-stack)
- (loadw ,n-reg cfp-tn (tn-offset ,n-stack))
- (inst mskll nsp-tn 0 ,temp)
- (inst bis ,temp ,n-reg ,n-reg))))))))
+ (sc-case ,n-reg
+ ((any-reg descriptor-reg)
+ (sc-case ,n-stack
+ ((any-reg descriptor-reg)
+ (move ,n-stack ,n-reg))
+ ((control-stack)
+ (loadw ,n-reg cfp-tn (tn-offset ,n-stack))
+ (inst mskll nsp-tn 0 ,temp)
+ (inst bis ,temp ,n-reg ,n-reg))))))))
\f
;;;; storage allocation
;;; the body.) The body is placed inside the PSEUDO-ATOMIC, and
;;; presumably initializes the object.
(defmacro with-fixed-allocation ((result-tn temp-tn widetag size)
- &body body)
+ &body body)
(unless body
(bug "empty &body in WITH-FIXED-ALLOCATION"))
(once-only ((result-tn result-tn) (temp-tn temp-tn) (size size))
(emit-label aligned)))
\f
;;;; error code
-(eval-when (:compile-toplevel :load-toplevel :execute)
+(eval-when (:compile-toplevel :load-toplevel :execute)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
`((let ((vop ,vop))
- (when vop
- (note-this-location vop :internal-error)))
- (inst gentrap ,kind)
- (with-adjustable-vector (,vector)
- (write-var-integer (error-number-or-lose ',code) ,vector)
- ,@(mapcar (lambda (tn)
- `(let ((tn ,tn))
- (write-var-integer (make-sc-offset (sc-number
- (tn-sc tn))
- (tn-offset tn))
- ,vector)))
- values)
- (inst byte (length ,vector))
- (dotimes (i (length ,vector))
- (inst byte (aref ,vector i))))
- (align word-shift)))))
+ (when vop
+ (note-this-location vop :internal-error)))
+ (inst gentrap ,kind)
+ (with-adjustable-vector (,vector)
+ (write-var-integer (error-number-or-lose ',code) ,vector)
+ ,@(mapcar (lambda (tn)
+ `(let ((tn ,tn))
+ (write-var-integer (make-sc-offset (sc-number
+ (tn-sc tn))
+ (tn-offset tn))
+ ,vector)))
+ values)
+ (inst byte (length ,vector))
+ (dotimes (i (length ,vector))
+ (inst byte (aref ,vector i))))
+ (align word-shift)))))
(defmacro error-call (vop error-code &rest values)
"Cause an error. ERROR-CODE is the error to cause."
(cons 'progn
- (emit-error-break vop error-trap error-code values)))
+ (emit-error-break vop error-trap error-code values)))
(defmacro cerror-call (vop label error-code &rest values)
`(let ((,continue (gen-label)))
(emit-label ,continue)
(assemble (*elsewhere*)
- (let ((,error (gen-label)))
- (emit-label ,error)
- (cerror-call ,vop ,continue ,error-code ,@values)
- ,error)))))
+ (let ((,error (gen-label)))
+ (emit-label ,error)
+ (cerror-call ,vop ,continue ,error-code ,@values)
+ ,error)))))
\f
;;; a handy macro for making sequences look atomic
;;;; memory accessor vop generators
(defmacro define-full-reffer (name type offset lowtag scs el-type
- &optional translate)
+ &optional translate)
`(progn
(define-vop (,name)
,@(when translate
- `((:translate ,translate)))
+ `((:translate ,translate)))
(:policy :fast-safe)
(:args (object :scs (descriptor-reg))
- (index :scs (any-reg)))
+ (index :scs (any-reg)))
(:arg-types ,type tagged-num)
(:temporary (:scs (interior-reg)) lip)
(:results (value :scs ,scs))
(:result-types ,el-type)
(:generator 5
- (inst addq object index lip)
- (inst ldl value (- (* ,offset n-word-bytes) ,lowtag) lip)
- ,@(when (equal scs '(unsigned-reg))
- '((inst mskll value 4 value)))))
+ (inst addq object index lip)
+ (inst ldl value (- (* ,offset n-word-bytes) ,lowtag) lip)
+ ,@(when (equal scs '(unsigned-reg))
+ '((inst mskll value 4 value)))))
(define-vop (,(symbolicate name "-C"))
,@(when translate
- `((:translate ,translate)))
+ `((:translate ,translate)))
(:policy :fast-safe)
(:args (object :scs (descriptor-reg)))
(:info index)
(:arg-types ,type
- (:constant (load/store-index ,n-word-bytes ,(eval lowtag)
- ,(eval offset))))
+ (:constant (load/store-index ,n-word-bytes ,(eval lowtag)
+ ,(eval offset))))
(:results (value :scs ,scs))
(:result-types ,el-type)
(:generator 4
- (inst ldl value (- (* (+ ,offset index) n-word-bytes) ,lowtag)
- object)
- ,@(when (equal scs '(unsigned-reg))
- '((inst mskll value 4 value)))))))
+ (inst ldl value (- (* (+ ,offset index) n-word-bytes) ,lowtag)
+ object)
+ ,@(when (equal scs '(unsigned-reg))
+ '((inst mskll value 4 value)))))))
(defmacro define-full-setter (name type offset lowtag scs el-type
- &optional translate #!+gengc (remember t))
+ &optional translate #!+gengc (remember t))
`(progn
(define-vop (,name)
,@(when translate
- `((:translate ,translate)))
+ `((:translate ,translate)))
(:policy :fast-safe)
(:args (object :scs (descriptor-reg))
- (index :scs (any-reg))
- (value :scs ,scs :target result))
+ (index :scs (any-reg))
+ (value :scs ,scs :target result))
(:arg-types ,type tagged-num ,el-type)
(:temporary (:scs (interior-reg)) lip)
(:results (result :scs ,scs))
(:result-types ,el-type)
(:generator 2
- (inst addq index object lip)
- (inst stl value (- (* ,offset n-word-bytes) ,lowtag) lip)
- (move value result)))
+ (inst addq index object lip)
+ (inst stl value (- (* ,offset n-word-bytes) ,lowtag) lip)
+ (move value result)))
(define-vop (,(symbolicate name "-C"))
,@(when translate
- `((:translate ,translate)))
+ `((:translate ,translate)))
(:policy :fast-safe)
(:args (object :scs (descriptor-reg))
- (value :scs ,scs))
+ (value :scs ,scs))
(:info index)
(:arg-types ,type
- (:constant (load/store-index ,n-word-bytes ,(eval lowtag)
- ,(eval offset)))
- ,el-type)
+ (:constant (load/store-index ,n-word-bytes ,(eval lowtag)
+ ,(eval offset)))
+ ,el-type)
(:results (result :scs ,scs))
(:result-types ,el-type)
(:generator 1
- (inst stl value (- (* (+ ,offset index) n-word-bytes) ,lowtag)
- object)
- (move value result)))))
+ (inst stl value (- (* (+ ,offset index) n-word-bytes) ,lowtag)
+ object)
+ (move value result)))))
(defmacro define-partial-reffer (name type size signed offset lowtag scs
- el-type &optional translate)
+ el-type &optional translate)
(let ((scale (ecase size (:byte 1) (:short 2))))
`(progn
(define-vop (,name)
- ,@(when translate
- `((:translate ,translate)))
- (:policy :fast-safe)
- (:args (object :scs (descriptor-reg))
- (index :scs (unsigned-reg)))
- (:arg-types ,type positive-fixnum)
- (:results (value :scs ,scs))
- (:result-types ,el-type)
- (:temporary (:scs (interior-reg)) lip)
- (:temporary (:sc non-descriptor-reg) temp)
- (:temporary (:sc non-descriptor-reg) temp1)
- (:generator 5
- (inst addq object index lip)
- ,@(when (eq size :short)
- '((inst addq index lip lip)))
- ,@(ecase size
- (:byte
- (if signed
- `((inst ldq_u temp (- (* ,offset n-word-bytes) ,lowtag)
- lip)
- (inst lda temp1 (1+ (- (* ,offset n-word-bytes) ,lowtag))
- lip)
- (inst extqh temp temp1 temp)
- (inst sra temp 56 value))
- `((inst ldq_u
- temp
- (- (* ,offset n-word-bytes) ,lowtag)
- lip)
- (inst lda temp1 (- (* ,offset n-word-bytes) ,lowtag)
- lip)
- (inst extbl temp temp1 value))))
- (:short
- (if signed
- `((inst ldq_u temp (- (* ,offset n-word-bytes) ,lowtag)
- lip)
- (inst lda temp1 (- (* ,offset n-word-bytes) ,lowtag)
- lip)
- (inst extwl temp temp1 temp)
- (inst sll temp 48 temp)
- (inst sra temp 48 value))
- `((inst ldq_u temp (- (* ,offset n-word-bytes) ,lowtag)
- lip)
- (inst lda temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)
- (inst extwl temp temp1 value)))))))
+ ,@(when translate
+ `((:translate ,translate)))
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (unsigned-reg)))
+ (:arg-types ,type positive-fixnum)
+ (:results (value :scs ,scs))
+ (:result-types ,el-type)
+ (:temporary (:scs (interior-reg)) lip)
+ (:temporary (:sc non-descriptor-reg) temp)
+ (:temporary (:sc non-descriptor-reg) temp1)
+ (:generator 5
+ (inst addq object index lip)
+ ,@(when (eq size :short)
+ '((inst addq index lip lip)))
+ ,@(ecase size
+ (:byte
+ (if signed
+ `((inst ldq_u temp (- (* ,offset n-word-bytes) ,lowtag)
+ lip)
+ (inst lda temp1 (1+ (- (* ,offset n-word-bytes) ,lowtag))
+ lip)
+ (inst extqh temp temp1 temp)
+ (inst sra temp 56 value))
+ `((inst ldq_u
+ temp
+ (- (* ,offset n-word-bytes) ,lowtag)
+ lip)
+ (inst lda temp1 (- (* ,offset n-word-bytes) ,lowtag)
+ lip)
+ (inst extbl temp temp1 value))))
+ (:short
+ (if signed
+ `((inst ldq_u temp (- (* ,offset n-word-bytes) ,lowtag)
+ lip)
+ (inst lda temp1 (- (* ,offset n-word-bytes) ,lowtag)
+ lip)
+ (inst extwl temp temp1 temp)
+ (inst sll temp 48 temp)
+ (inst sra temp 48 value))
+ `((inst ldq_u temp (- (* ,offset n-word-bytes) ,lowtag)
+ lip)
+ (inst lda temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)
+ (inst extwl temp temp1 value)))))))
(define-vop (,(symbolicate name "-C"))
- ,@(when translate
- `((:translate ,translate)))
- (:policy :fast-safe)
- (:args (object :scs (descriptor-reg)))
- (:info index)
- (:arg-types ,type
- (:constant (load/store-index ,scale
- ,(eval lowtag)
- ,(eval offset))))
- (:results (value :scs ,scs))
- (:result-types ,el-type)
- (:temporary (:sc non-descriptor-reg) temp)
- (:temporary (:sc non-descriptor-reg) temp1)
- (:generator 4
- ,@(ecase size
- (:byte
- (if signed
- `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst lda temp1 (1+ (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag))
- object)
- (inst extqh temp temp1 temp)
- (inst sra temp 56 value))
- `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst lda temp1 (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst extbl temp temp1 value))))
- (:short
- (if signed
- `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst lda temp1 (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst extwl temp temp1 temp)
- (inst sll temp 48 temp)
- (inst sra temp 48 value))
- `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst lda temp1 (- (+ (* ,offset n-word-bytes)
- (* index ,scale)) ,lowtag)
- object)
- (inst extwl temp temp1 value))))))))))
+ ,@(when translate
+ `((:translate ,translate)))
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg)))
+ (:info index)
+ (:arg-types ,type
+ (:constant (load/store-index ,scale
+ ,(eval lowtag)
+ ,(eval offset))))
+ (:results (value :scs ,scs))
+ (:result-types ,el-type)
+ (:temporary (:sc non-descriptor-reg) temp)
+ (:temporary (:sc non-descriptor-reg) temp1)
+ (:generator 4
+ ,@(ecase size
+ (:byte
+ (if signed
+ `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst lda temp1 (1+ (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag))
+ object)
+ (inst extqh temp temp1 temp)
+ (inst sra temp 56 value))
+ `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst lda temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst extbl temp temp1 value))))
+ (:short
+ (if signed
+ `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst lda temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst extwl temp temp1 temp)
+ (inst sll temp 48 temp)
+ (inst sra temp 48 value))
+ `((inst ldq_u temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst lda temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale)) ,lowtag)
+ object)
+ (inst extwl temp temp1 value))))))))))
(defmacro define-partial-setter (name type size offset lowtag scs el-type
- &optional translate)
+ &optional translate)
(let ((scale (ecase size (:byte 1) (:short 2))))
`(progn
(define-vop (,name)
- ,@(when translate
- `((:translate ,translate)))
- (:policy :fast-safe)
- (:args (object :scs (descriptor-reg))
- (index :scs (unsigned-reg))
- (value :scs ,scs :target result))
- (:arg-types ,type positive-fixnum ,el-type)
- (:temporary (:scs (interior-reg)) lip)
- (:temporary (:sc non-descriptor-reg) temp)
- (:temporary (:sc non-descriptor-reg) temp1)
- (:temporary (:sc non-descriptor-reg) temp2)
- (:results (result :scs ,scs))
- (:result-types ,el-type)
- (:generator 5
- (inst addq object index lip)
- ,@(when (eq size :short)
- '((inst addq lip index lip)))
- ,@(ecase size
- (:byte
- `((inst lda temp (- (* ,offset n-word-bytes) ,lowtag) lip)
- (inst ldq_u temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)
- (inst insbl value temp temp2)
- (inst mskbl temp1 temp temp1)
- (inst bis temp1 temp2 temp1)
- (inst stq_u temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)))
- (:short
- `((inst lda temp (- (* ,offset n-word-bytes) ,lowtag) lip)
- (inst ldq_u temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)
- (inst mskwl temp1 temp temp1)
- (inst inswl value temp temp2)
- (inst bis temp1 temp2 temp)
- (inst stq_u temp (- (* ,offset n-word-bytes) ,lowtag) lip))))
- (move value result)))
+ ,@(when translate
+ `((:translate ,translate)))
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (index :scs (unsigned-reg))
+ (value :scs ,scs :target result))
+ (:arg-types ,type positive-fixnum ,el-type)
+ (:temporary (:scs (interior-reg)) lip)
+ (:temporary (:sc non-descriptor-reg) temp)
+ (:temporary (:sc non-descriptor-reg) temp1)
+ (:temporary (:sc non-descriptor-reg) temp2)
+ (:results (result :scs ,scs))
+ (:result-types ,el-type)
+ (:generator 5
+ (inst addq object index lip)
+ ,@(when (eq size :short)
+ '((inst addq lip index lip)))
+ ,@(ecase size
+ (:byte
+ `((inst lda temp (- (* ,offset n-word-bytes) ,lowtag) lip)
+ (inst ldq_u temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)
+ (inst insbl value temp temp2)
+ (inst mskbl temp1 temp temp1)
+ (inst bis temp1 temp2 temp1)
+ (inst stq_u temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)))
+ (:short
+ `((inst lda temp (- (* ,offset n-word-bytes) ,lowtag) lip)
+ (inst ldq_u temp1 (- (* ,offset n-word-bytes) ,lowtag) lip)
+ (inst mskwl temp1 temp temp1)
+ (inst inswl value temp temp2)
+ (inst bis temp1 temp2 temp)
+ (inst stq_u temp (- (* ,offset n-word-bytes) ,lowtag) lip))))
+ (move value result)))
(define-vop (,(symbolicate name "-C"))
- ,@(when translate
- `((:translate ,translate)))
- (:policy :fast-safe)
- (:args (object :scs (descriptor-reg))
- (value :scs ,scs :target result))
- (:info index)
- (:arg-types ,type
- (:constant (load/store-index ,scale
- ,(eval lowtag)
- ,(eval offset)))
- ,el-type)
- (:temporary (:sc non-descriptor-reg) temp)
- (:temporary (:sc non-descriptor-reg) temp1)
- (:temporary (:sc non-descriptor-reg) temp2)
- (:results (result :scs ,scs))
- (:result-types ,el-type)
- (:generator 4
- ,@(ecase size
- (:byte
- `((inst lda temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale))
- ,lowtag)
- object)
- (inst ldq_u temp1 (- (+ (* ,offset n-word-bytes)
- (* index ,scale))
- ,lowtag)
- object)
- (inst insbl value temp temp2)
- (inst mskbl temp1 temp temp1)
- (inst bis temp1 temp2 temp1)
- (inst stq_u temp1 (- (+ (* ,offset n-word-bytes)
- (* index ,scale))
- ,lowtag) object)))
- (:short
- `((inst lda temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale))
- ,lowtag)
- object)
- (inst ldq_u temp1 (- (+ (* ,offset n-word-bytes)
- (* index ,scale))
- ,lowtag)
- object)
- (inst mskwl temp1 temp temp1)
- (inst inswl value temp temp2)
- (inst bis temp1 temp2 temp)
- (inst stq_u temp (- (+ (* ,offset n-word-bytes)
- (* index ,scale))
- ,lowtag) object))))
- (move value result))))))
+ ,@(when translate
+ `((:translate ,translate)))
+ (:policy :fast-safe)
+ (:args (object :scs (descriptor-reg))
+ (value :scs ,scs :target result))
+ (:info index)
+ (:arg-types ,type
+ (:constant (load/store-index ,scale
+ ,(eval lowtag)
+ ,(eval offset)))
+ ,el-type)
+ (:temporary (:sc non-descriptor-reg) temp)
+ (:temporary (:sc non-descriptor-reg) temp1)
+ (:temporary (:sc non-descriptor-reg) temp2)
+ (:results (result :scs ,scs))
+ (:result-types ,el-type)
+ (:generator 4
+ ,@(ecase size
+ (:byte
+ `((inst lda temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag)
+ object)
+ (inst ldq_u temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag)
+ object)
+ (inst insbl value temp temp2)
+ (inst mskbl temp1 temp temp1)
+ (inst bis temp1 temp2 temp1)
+ (inst stq_u temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag) object)))
+ (:short
+ `((inst lda temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag)
+ object)
+ (inst ldq_u temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag)
+ object)
+ (inst mskwl temp1 temp temp1)
+ (inst inswl value temp temp2)
+ (inst bis temp1 temp2 temp)
+ (inst stq_u temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag) object))))
+ (move value result))))))
(defmacro sb!sys::with-pinned-objects ((&rest objects) &body body)
"Arrange with the garbage collector that the pages occupied by
OBJECTS will not be moved in memory for the duration of BODY.
Useful for e.g. foreign calls where another thread may trigger
garbage collection. This is currently implemented by disabling GC"
- (declare (ignore objects)) ;should we eval these for side-effect?
+ (declare (ignore objects)) ;should we eval these for side-effect?
`(without-gcing
,@body))
projects / sbcl.git / blobdiff