'(if (< x 0) (- x) x))
;;; We don't want to clutter the bignum code.
-#!+x86
+#!+(or x86 x86-64)
(define-source-transform sb!bignum:%bignum-ref (bignum index)
;; KLUDGE: We use TRULY-THE here because even though the bignum code
;; is (currently) compiled with (SAFETY 0), the compiler insists on
`(sb!bignum:%bignum-ref-with-offset ,bignum
(truly-the bignum-index ,index) 0))
-#!+x86
+#!+(or x86 x86-64)
(defun fold-index-addressing (fun-name element-size lowtag data-offset
index offset &optional setter-p)
(multiple-value-bind (func index-args) (extract-fun-args index '(+ -) 2)
(,fun-name thing index (,func off2 off1) ,@(when setter-p
'(value))))))))
-#!+x86
+#!+(or x86 x86-64)
(deftransform sb!bignum:%bignum-ref-with-offset
((bignum index offset) * * :node node)
(fold-index-addressing 'sb!bignum:%bignum-ref-with-offset
index)))))
;;; Transform data vector access to a form that opens up optimization
-;;; opportunities.
-#!+x86
-(deftransform data-vector-ref ((array index) ((or (simple-unboxed-array (*))
- simple-vector)
- t))
+;;; opportunities. On platforms that support DATA-VECTOR-REF-WITH-OFFSET
+;;; DATA-VECTOR-REF is not supported at all.
+#!+(or x86 x86-64)
+(define-source-transform data-vector-ref (array index)
+ `(data-vector-ref-with-offset ,array ,index 0))
+
+#!+(or x86 x86-64)
+(deftransform data-vector-ref-with-offset ((array index offset))
(let ((array-type (lvar-type array)))
- (unless (array-type-p array-type)
+ (when (or (not (array-type-p array-type))
+ (eql (array-type-specialized-element-type array-type)
+ *wild-type*))
(give-up-ir1-transform))
+ ;; It shouldn't be possible to get here with anything but a non-complex
+ ;; vector.
+ (aver (not (array-type-complexp array-type)))
(let* ((element-type (type-specifier (array-type-specialized-element-type array-type)))
(saetp (find-saetp element-type)))
- (unless (>= (sb!vm:saetp-n-bits saetp) sb!vm:n-byte-bits)
+ (when (< (sb!vm:saetp-n-bits saetp) sb!vm:n-byte-bits)
(give-up-ir1-transform))
- `(data-vector-ref-with-offset array index 0))))
-
-#!+x86
-(deftransform data-vector-ref-with-offset ((array index offset)
- ((or (simple-unboxed-array (*))
- simple-vector)
- t t))
- (let ((array-type (lvar-type array)))
- (unless (array-type-p array-type)
- (give-up-ir1-transform))
- (let* ((element-type (type-specifier (array-type-specialized-element-type array-type)))
- (saetp (find-saetp element-type)))
- (aver (>= (sb!vm:saetp-n-bits saetp) sb!vm:n-byte-bits))
(fold-index-addressing 'data-vector-ref-with-offset
(sb!vm:saetp-n-bits saetp)
sb!vm:other-pointer-lowtag
;;; Transform data vector access to a form that opens up optimization
;;; opportunities.
-#!+x86
-(deftransform data-vector-set ((array index new-value)
- ((or (simple-unboxed-array (*)) simple-vector)
- t t))
- (let ((array-type (lvar-type array)))
- (unless (array-type-p array-type)
- (give-up-ir1-transform))
- (let* ((element-type (type-specifier (array-type-specialized-element-type array-type)))
- (saetp (find-saetp element-type)))
- (unless (>= (sb!vm:saetp-n-bits saetp) sb!vm:n-byte-bits)
- (give-up-ir1-transform))
- `(data-vector-set-with-offset array index 0 new-value))))
+#!+(or x86 x86-64)
+(define-source-transform data-vector-set (array index new-value)
+ `(data-vector-set-with-offset ,array ,index 0 ,new-value))
-#!+x86
-(deftransform data-vector-set-with-offset ((array index offset new-value)
- ((or (simple-unboxed-array (*))
- simple-vector)
- t t t))
+#!+(or x86 x86-64)
+(deftransform data-vector-set-with-offset ((array index offset new-value))
(let ((array-type (lvar-type array)))
- (unless (array-type-p array-type)
+ (when (or (not (array-type-p array-type))
+ (eql (array-type-specialized-element-type array-type)
+ *wild-type*))
+ ;; We don't yet know the exact element type, but will get that
+ ;; knowledge after some more type propagation.
(give-up-ir1-transform))
+ (aver (not (array-type-complexp array-type)))
(let* ((element-type (type-specifier (array-type-specialized-element-type array-type)))
(saetp (find-saetp element-type)))
- (aver (>= (sb!vm:saetp-n-bits saetp) sb!vm:n-byte-bits))
+ (when (< (sb!vm:saetp-n-bits saetp) sb!vm:n-byte-bits)
+ (give-up-ir1-transform))
(fold-index-addressing 'data-vector-set-with-offset
(sb!vm:saetp-n-bits saetp)
sb!vm:other-pointer-lowtag
;; declare it in the DEFKNOWN too.)
((simple-unboxed-array (*)) (vector-sap thing)))))
(declare (inline sapify))
- (without-gcing
+ (with-pinned-objects (dst src)
(memmove (sap+ (sapify dst) dst-start)
(sap+ (sapify src) src-start)
(- dst-end dst-start)))