(sort insts #'> :key #'specializer-rank))
(defun specialization-error (insts)
- (error "~@<internal disassembler error: ~2I~_Instructions either aren't related or conflict in some way: ~4I~_~S~:>"
- insts))
+ (bug
+ "~@<Instructions either aren't related or conflict in some way: ~4I~_~S~:>"
+ insts))
;;; Given a list of instructions INSTS, Sees if one of these instructions is a
;;; more general form of all the others, in which case they are put into its
(:copier nil))
(sap-maker (missing-arg)
:type (function () sb!sys:system-area-pointer))
- (length 0 :type length)
+ (length 0 :type disassem-length)
(virtual-location 0 :type address)
(storage-info nil :type (or null storage-info))
(code nil :type (or null sb!kernel:code-component))
(seg-virtual-location seg)
(seg-code seg)))))
\f
-;;; All state during disassembly. We store some seemingly redundant
-;;; information so that we can allow garbage collect during disassembly and
-;;; not get tripped up by a code block being moved...
-(defstruct (disassem-state (:conc-name dstate-)
- (:constructor %make-dstate)
- (:copier nil))
- ;; offset of current pos in segment
- (cur-offs 0 :type offset)
- ;; offset of next position
- (next-offs 0 :type offset)
- ;; a sap pointing to our segment
- (segment-sap (missing-arg) :type sb!sys:system-area-pointer)
- ;; the current segment
- (segment nil :type (or null segment))
- ;; what to align to in most cases
- (alignment sb!vm:n-word-bytes :type alignment)
- (byte-order :little-endian
- :type (member :big-endian :little-endian))
- ;; for user code to hang stuff off of
- (properties nil :type list)
- (filtered-values (make-array max-filtered-value-index)
- :type filtered-value-vector)
- ;; used for prettifying printing
- (addr-print-len nil :type (or null (integer 0 20)))
- (argument-column 0 :type column)
- ;; to make output look nicer
- (output-state :beginning
- :type (member :beginning
- :block-boundary
- nil))
-
- ;; alist of (address . label-number)
- (labels nil :type list)
- ;; same as LABELS slot data, but in a different form
- (label-hash (make-hash-table) :type hash-table)
- ;; list of function
- (fun-hooks nil :type list)
-
- ;; alist of (address . label-number), popped as it's used
- (cur-labels nil :type list)
- ;; OFFS-HOOKs, popped as they're used
- (cur-offs-hooks nil :type list)
-
- ;; for the current location
- (notes nil :type list)
-
- ;; currently active source variables
- (current-valid-locations nil :type (or null (vector bit))))
-(def!method print-object ((dstate disassem-state) stream)
- (print-unreadable-object (dstate stream :type t)
- (format stream
- "+~W~@[ in ~S~]"
- (dstate-cur-offs dstate)
- (dstate-segment dstate))))
-
-;;; Return the absolute address of the current instruction in DSTATE.
-(defun dstate-cur-addr (dstate)
- (the address (+ (seg-virtual-location (dstate-segment dstate))
- (dstate-cur-offs dstate))))
-
-;;; Return the absolute address of the next instruction in DSTATE.
-(defun dstate-next-addr (dstate)
- (the address (+ (seg-virtual-location (dstate-segment dstate))
- (dstate-next-offs dstate))))
-\f
;;;; function ops
(defun fun-self (fun)
(declare (type compiled-function fun))
(sb!kernel:%simple-fun-next fun))
-(defun fun-address (function)
- (declare (type compiled-function function))
- (- (sb!kernel:get-lisp-obj-address function) sb!vm:fun-pointer-lowtag))
+(defun fun-address (fun)
+ (declare (type compiled-function fun))
+ (ecase (sb!kernel:widetag-of fun)
+ (#.sb!vm:simple-fun-header-widetag
+ (- (sb!kernel:get-lisp-obj-address fun) sb!vm:fun-pointer-lowtag))
+ (#.sb!vm:closure-header-widetag
+ (fun-address (sb!kernel:%closure-fun fun)))
+ (#.sb!vm:funcallable-instance-header-widetag
+ (fun-address (sb!kernel:funcallable-instance-fun fun)))))
;;; the offset of FUNCTION from the start of its code-component's
;;; instruction area
(1- lra-size))))
sb!vm:return-pc-header-widetag))
(unless (null stream)
- (princ '.lra stream))
- (incf (dstate-next-offs dstate) lra-size))
+ (note "possible LRA header" dstate)))
nil)
;;; Print the fun-header (entry-point) pseudo-instruction at the
debug-fun source-form-cache
hooks)
(declare (type (function () sb!sys:system-area-pointer) sap-maker)
- (type length length)
+ (type disassem-length length)
(type (or null address) virtual-location)
(type (or null sb!di:debug-fun) debug-fun)
(type (or null source-form-cache) source-form-cache))
(length (code-inst-area-length code)))
(declare (type sb!kernel:code-component code)
(type offset start-offset)
- (type length length))
+ (type disassem-length length))
(let ((segments nil))
(when code
(let ((fun-map (code-fun-map code))
(compile nil lambda)))
(defun compiled-fun-or-lose (thing &optional (name thing))
- (cond ((or (symbolp thing)
- (and (listp thing)
- (eq (car thing) 'setf)))
+ (cond ((legal-fun-name-p thing)
(compiled-fun-or-lose (fdefinition thing) thing))
((functionp thing)
thing)
code-component
(use-labels t))
(declare (type (or address sb!sys:system-area-pointer) address)
- (type length length)
+ (type disassem-length length)
(type stream stream)
(type (or null sb!kernel:code-component) code-component)
(type (member t nil) use-labels))
assoc-with
(sb!di:debug-var-symbol
(aref (dstate-debug-vars dstate)
- storage-location))
- stream))
+ storage-location))))
dstate)
t)))
\f