;;; Define NAME as a fasl operation, with op-code FOP-CODE. PUSHP
;;; describes what the body does to the fop stack:
-;;; :NOPE
-;;; The body neither pushes or pops the fop stack.
;;; T
;;; The body might pop the fop stack. The result of the body is
;;; pushed on the fop stack.
;;; NIL
;;; The body might pop the fop stack. The result of the body is
;;; discarded.
-;;;
-;;; FIXME: Make PUSHP into a &KEY argument accepting a booleana value.
-;;; Handle the :PUSHP :NOPE case with a separate :STACKP NIL argument,
-;;; meaning "the body doesn't interact with the FOP stack."
-(defmacro define-fop ((name fop-code &optional (pushp t)) &rest forms)
+;;; STACKP describes whether or not the body interacts with the fop stack.
+(defmacro define-fop ((name fop-code &key (pushp t) (stackp t)) &rest forms)
`(progn
(defun ,name ()
- ,(if (eq pushp :nope)
- `(progn ,@forms)
- `(with-fop-stack ,pushp ,@forms)))
+ ,(if stackp
+ `(with-fop-stack ,pushp ,@forms)
+ `(progn ,@forms)))
(%define-fop ',name ,fop-code)))
(defun %define-fop (name code)
;;; Some of this logic is already in DUMP-FOP*, but that still requires the
;;; caller to know that it's a 1-byte-arg/4-byte-arg cloned fop pair, and to
;;; know both the 1-byte-arg and the 4-byte-arg fop names. -- WHN 19990902
-(defmacro define-cloned-fops ((name code &optional (pushp t))
+(defmacro define-cloned-fops ((name code &key (pushp t) (stackp t))
(small-name small-code) &rest forms)
- (aver (member pushp '(nil t :nope)))
+ (aver (member pushp '(nil t)))
+ (aver (member stackp '(nil t)))
`(progn
(macrolet ((clone-arg () '(read-arg 4)))
- (define-fop (,name ,code ,pushp) ,@forms))
+ (define-fop (,name ,code :pushp ,pushp :stackp ,stackp) ,@forms))
(macrolet ((clone-arg () '(read-arg 1)))
- (define-fop (,small-name ,small-code ,pushp) ,@forms))))
+ (define-fop (,small-name ,small-code :pushp ,pushp :stackp stackp) ,@forms))))
;;; a helper function for reading string values from FASL files: sort
;;; of like READ-SEQUENCE specialized for files of (UNSIGNED-BYTE 8),
;;; into fasl files for debugging purposes. There's no shortage of
;;; unused fop codes, so we add this second NOP, which reads 4
;;; arbitrary bytes and discards them.
-(define-fop (fop-nop4 137 :nope)
+(define-fop (fop-nop4 137 :stackp nil)
(let ((arg (read-arg 4)))
(declare (ignorable arg))
#!+sb-show
(when *show-fop-nop4-p*
(format *debug-io* "~&/FOP-NOP4 ARG=~W=#X~X~%" arg arg))))
-(define-fop (fop-nop 0 :nope))
-(define-fop (fop-pop 1 nil) (push-fop-table (pop-stack)))
+(define-fop (fop-nop 0 :stackp nil))
+(define-fop (fop-pop 1 :pushp nil) (push-fop-table (pop-stack)))
(define-fop (fop-push 2) (svref *current-fop-table* (read-arg 4)))
(define-fop (fop-byte-push 3) (svref *current-fop-table* (read-arg 1)))
(declare (type index size))
(do ((n (1- size) (1- n)))
((minusp n))
- (declare (type (integer -1 #.most-positive-fixnum) n))
+ (declare (type index-or-minus-1 n))
(setf (%instance-ref res n) (pop-stack)))
res))
(name (pop-stack)))
(find-and-init-or-check-layout name length inherits depthoid)))
-(define-fop (fop-end-group 64 :nope)
+(define-fop (fop-end-group 64 :stackp nil)
(/show0 "THROWing FASL-GROUP-END")
(throw 'fasl-group-end t))
;;; In the normal loader, we just ignore these. GENESIS overwrites
;;; FOP-MAYBE-COLD-LOAD with something that knows whether to revert to
;;; cold-loading or not.
-(define-fop (fop-normal-load 81 :nope))
-(define-fop (fop-maybe-cold-load 82 :nope))
+(define-fop (fop-normal-load 81 :stackp nil))
+(define-fop (fop-maybe-cold-load 82 :stackp nil))
-(define-fop (fop-verify-table-size 62 :nope)
+(define-fop (fop-verify-table-size 62 :stackp nil)
(let ((expected-index (read-arg 4)))
(unless (= *current-fop-table-index* expected-index)
- (error "internal error: fasl table of improper size"))))
-(define-fop (fop-verify-empty-stack 63 :nope)
+ (bug "fasl table of improper size"))))
+(define-fop (fop-verify-empty-stack 63 :stackp nil)
(unless (= *fop-stack-pointer* *fop-stack-pointer-on-entry*)
- (error "internal error: fasl stack not empty when it should be")))
+ (bug "fasl stack not empty when it should be")))
\f
;;;; fops for loading symbols
(let ((im (pop-stack)))
(%make-complex (pop-stack) im)))
-(define-fop (fop-complex-single-float 72)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (prog1
- (complex (make-single-float (fast-read-s-integer 4))
- (make-single-float (fast-read-s-integer 4)))
- (done-with-fast-read-byte))))
+(macrolet ((fast-read-single-float ()
+ '(make-single-float (fast-read-s-integer 4)))
+ (fast-read-double-float ()
+ '(let ((lo (fast-read-u-integer 4)))
+ (make-double-float (fast-read-s-integer 4) lo)))
+ #!+long-float
+ (fast-read-long-float ()
+ '(let ((lo (fast-read-u-integer 4))
+ #!+sparc (mid (fast-read-u-integer 4))
+ (hi (fast-read-u-integer 4)) ; XXX
+ (exp (fast-read-s-integer #!+x86 2 #!+sparc 4)))
+ (make-long-float exp hi #!+sparc mid lo))))
+ (macrolet ((define-complex-fop (name fop-code type)
+ (let ((reader (symbolicate "FAST-READ-" type)))
+ `(define-fop (,name ,fop-code)
+ (prepare-for-fast-read-byte *fasl-input-stream*
+ (prog1
+ (complex (,reader) (,reader))
+ (done-with-fast-read-byte))))))
+ (define-float-fop (name fop-code type)
+ (let ((reader (symbolicate "FAST-READ-" type)))
+ `(define-fop (,name ,fop-code)
+ (prepare-for-fast-read-byte *fasl-input-stream*
+ (prog1
+ (,reader)
+ (done-with-fast-read-byte)))))))
+ (define-complex-fop fop-complex-single-float 72 single-float)
+ (define-complex-fop fop-complex-double-float 73 double-float)
+ #!+long-float
+ (define-complex-fop fop-complex-long-float 67 long-float)
+ (define-float-fop fop-single-float 46 single-float)
+ (define-float-fop fop-double-float 47 double-float)
+ #!+long-float
+ (define-float-fop fop-long-float 52 long-float)))
-(define-fop (fop-complex-double-float 73)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (prog1
- (let* ((re-lo (fast-read-u-integer 4))
- (re-hi (fast-read-u-integer 4))
- (re (make-double-float re-hi re-lo))
- (im-lo (fast-read-u-integer 4))
- (im-hi (fast-read-u-integer 4))
- (im (make-double-float im-hi im-lo)))
- (complex re im))
- (done-with-fast-read-byte))))
-
-#!+long-float
-(define-fop (fop-complex-long-float 67)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (prog1
- (let* ((re-lo (fast-read-u-integer 4))
- #!+sparc (re-mid (fast-read-u-integer 4))
- (re-hi (fast-read-u-integer 4))
- (re-exp (fast-read-s-integer #!+x86 2 #!+sparc 4))
- (re (make-long-float re-exp re-hi #!+sparc re-mid re-lo))
- (im-lo (fast-read-u-integer 4))
- #!+sparc (im-mid (fast-read-u-integer 4))
- (im-hi (fast-read-u-integer 4))
- (im-exp (fast-read-s-integer #!+x86 2 #!+sparc 4))
- (im (make-long-float im-exp im-hi #!+sparc im-mid im-lo)))
- (complex re im))
- (done-with-fast-read-byte))))
-
-(define-fop (fop-single-float 46)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (prog1 (make-single-float (fast-read-s-integer 4))
- (done-with-fast-read-byte))))
-
-(define-fop (fop-double-float 47)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (prog1
- (let ((lo (fast-read-u-integer 4)))
- (make-double-float (fast-read-s-integer 4) lo))
- (done-with-fast-read-byte))))
-
-#!+long-float
-(define-fop (fop-long-float 52)
- (prepare-for-fast-read-byte *fasl-input-stream*
- (prog1
- (let ((lo (fast-read-u-integer 4))
- #!+sparc (mid (fast-read-u-integer 4))
- (hi (fast-read-u-integer 4))
- (exp (fast-read-s-integer #!+x86 2 #!+sparc 4)))
- (make-long-float exp hi #!+sparc mid lo))
- (done-with-fast-read-byte))))
\f
;;;; loading lists
(let* ((len (fast-read-u-integer 4))
(size (fast-read-byte))
(res (case size
+ (0 (make-array len :element-type 'nil))
(1 (make-array len :element-type 'bit))
(2 (make-array len :element-type '(unsigned-byte 2)))
(4 (make-array len :element-type '(unsigned-byte 4)))
+ (7 (prog1 (make-array len :element-type '(unsigned-byte 7))
+ (setf size 8)))
(8 (make-array len :element-type '(unsigned-byte 8)))
+ (15 (prog1 (make-array len :element-type '(unsigned-byte 15))
+ (setf size 16)))
(16 (make-array len :element-type '(unsigned-byte 16)))
+ (31 (prog1 (make-array len :element-type '(unsigned-byte 31))
+ (setf size 32)))
(32 (make-array len :element-type '(unsigned-byte 32)))
- (t (error "internal error: losing i-vector element size: ~S"
- size)))))
+ (t (bug "losing i-vector element size: ~S" size)))))
(declare (type index len))
(done-with-fast-read-byte)
(read-n-bytes *fasl-input-stream*
(res (case size
(8 (make-array len :element-type '(signed-byte 8)))
(16 (make-array len :element-type '(signed-byte 16)))
+ (29 (make-array len :element-type '(unsigned-byte 29)))
(30 (make-array len :element-type '(signed-byte 30)))
(32 (make-array len :element-type '(signed-byte 32)))
- (t (error "internal error: losing si-vector element size: ~S"
- size)))))
+ (t (bug "losing si-vector element size: ~S" size)))))
(declare (type index len))
(done-with-fast-read-byte)
(read-n-bytes *fasl-input-stream*
res
0
- (ceiling (the index (* (if (= size 30)
+ (ceiling (the index (* (if (or (= size 30) (= size 29))
32 ; Adjust for (signed-byte 30)
size) len)) sb!vm:n-byte-bits))
res)))
;; fasl loading.
result))
-(define-fop (fop-eval-for-effect 54 nil)
+(define-fop (fop-eval-for-effect 54 :pushp nil)
(let ((result (eval (pop-stack))))
;; FIXME: See the comment about *LOAD-PRINT* in FOP-EVAL.
(declare (ignore result))
((zerop n) (apply (pop-stack) args))
(declare (type index n))))))
-(define-fop (fop-funcall-for-effect 56 nil)
+(define-fop (fop-funcall-for-effect 56 :pushp nil)
(let ((arg (read-arg 1)))
(if (zerop arg)
(funcall (pop-stack))
\f
;;;; fops for fixing up circularities
-(define-fop (fop-rplaca 200 nil)
+(define-fop (fop-rplaca 200 :pushp nil)
(let ((obj (svref *current-fop-table* (read-arg 4)))
(idx (read-arg 4))
(val (pop-stack)))
(setf (car (nthcdr idx obj)) val)))
-(define-fop (fop-rplacd 201 nil)
+(define-fop (fop-rplacd 201 :pushp nil)
(let ((obj (svref *current-fop-table* (read-arg 4)))
(idx (read-arg 4))
(val (pop-stack)))
(setf (cdr (nthcdr idx obj)) val)))
-(define-fop (fop-svset 202 nil)
+(define-fop (fop-svset 202 :pushp nil)
(let* ((obi (read-arg 4))
(obj (svref *current-fop-table* obi))
(idx (read-arg 4))
(setf (%instance-ref obj idx) val)
(setf (svref obj idx) val))))
-(define-fop (fop-structset 204 nil)
+(define-fop (fop-structset 204 :pushp nil)
(setf (%instance-ref (svref *current-fop-table* (read-arg 4))
(read-arg 4))
(pop-stack)))
-(define-fop (fop-nthcdr 203 t)
+;;; In the original CMUCL code, this actually explicitly declared PUSHP
+;;; to be T, even though that's what it defaults to in DEFINE-FOP.
+(define-fop (fop-nthcdr 203)
(nthcdr (read-arg 4) (pop-stack)))
\f
;;;; fops for loading functions
;;; putting the implementation and version in required fields in the
;;; fasl file header.)
-(define-fop (fop-code 58 :nope)
+(define-fop (fop-code 58 :stackp nil)
(load-code (read-arg 4) (read-arg 4)))
-(define-fop (fop-small-code 59 :nope)
+(define-fop (fop-small-code 59 :stackp nil)
(load-code (read-arg 1) (read-arg 2)))
(define-fop (fop-fdefinition 60)
(sb!vm:sanctify-for-execution component)
component))
-(define-fop (fop-fset 74 nil)
+(define-fop (fop-fset 74 :pushp nil)
;; Ordinary, not-for-cold-load code shouldn't need to mess with this
;; at all, since it's only used as part of the conspiracy between
;; the cross-compiler and GENESIS to statically link FDEFINITIONs
(setf (fdefinition name) fn)))
;;; Modify a slot in a CONSTANTS object.
-(define-cloned-fops (fop-alter-code 140 nil) (fop-byte-alter-code 141)
+(define-cloned-fops (fop-alter-code 140 :pushp nil) (fop-byte-alter-code 141)
(let ((value (pop-stack))
(code (pop-stack)))
(setf (code-header-ref code (clone-arg)) value)
(offset (read-arg 4)))
(declare (type index offset))
(unless (zerop (logand offset sb!vm:lowtag-mask))
- (error "internal error: unaligned function object, offset = #X~X"
- offset))
- (let ((fun (%primitive sb!c:compute-function code-object offset)))
+ (bug "unaligned function object, offset = #X~X" offset))
+ (let ((fun (%primitive sb!c:compute-fun code-object offset)))
(setf (%simple-fun-self fun) fun)
(setf (%simple-fun-next fun) (%code-entry-points code-object))
(setf (%code-entry-points code-object) fun)
projects / sbcl.git / blobdiff