(defmacro lisp-jump (function lip)
"Jump to the lisp function FUNCTION. LIP is an interior-reg temporary."
`(progn
- (inst lda ,lip (- (ash sb!vm:simple-fun-code-offset sb!vm:word-shift)
- sb!vm:fun-pointer-lowtag)
+ (inst lda ,lip (- (ash simple-fun-code-offset word-shift)
+ fun-pointer-lowtag)
,function)
(move ,function code-tn)
(inst jsr zero-tn ,lip 1)))
,@body))
\f
;;;; error code
-
-(defvar *adjustable-vectors* nil)
-
-(defmacro with-adjustable-vector ((var) &rest body)
- `(let ((,var (or (pop *adjustable-vectors*)
- (make-array 16
- :element-type '(unsigned-byte 8)
- :fill-pointer 0
- :adjustable t))))
- (declare (type (vector (unsigned-byte 8) 16) ,var))
- (setf (fill-pointer ,var) 0)
- (unwind-protect
- (progn
- ,@body)
- (push ,var *adjustable-vectors*))))
-
(eval-when (:compile-toplevel :load-toplevel :execute)
(defun emit-error-break (vop kind code values)
(let ((vector (gensym)))
Emit code for a continuable error with the specified Error-Code and
context Values. If the error is continued, execution resumes after
the GENERATE-CERROR-CODE form."
- (let ((continue (gensym "CONTINUE-LABEL-"))
- (error (gensym "ERROR-LABEL-")))
+ (with-unique-names (continue error)
`(let ((,continue (gen-label)))
(emit-label ,continue)
(assemble (*elsewhere*)
(:result-types ,el-type)
(:temporary (:sc non-descriptor-reg) temp)
(:temporary (:sc non-descriptor-reg) temp1)
- (:generator 5
+ (:generator 4
,@(ecase size
(:byte
(if signed
(:temporary (:sc non-descriptor-reg) temp2)
(:results (result :scs ,scs))
(:result-types ,el-type)
- (:generator 5
+ (:generator 4
,@(ecase size
(:byte
- `((inst lda temp (- (* ,offset n-word-bytes)
- (* index ,scale) ,lowtag)
+ `((inst lda temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag)
object)
- (inst ldq_u temp1 (- (* ,offset n-word-bytes)
- (* index ,scale) ,lowtag)
+ (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)))
+ (inst stq_u temp1 (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag) object)))
(:short
- `((inst lda temp (- (* ,offset n-word-bytes)
- (* index ,scale) ,lowtag)
+ `((inst lda temp (- (+ (* ,offset n-word-bytes)
+ (* index ,scale))
+ ,lowtag)
object)
- (inst ldq_u temp1 (- (* ,offset n-word-bytes)
- (* index ,scale) ,lowtag)
+ (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))))
+ (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?
+ `(without-gcing
+ ,@body))