\f
;;; routines to find things in the Lisp environment
+;;; an alist of (SYMBOL-SLOT-OFFSET . ACCESS-FUNCTION-NAME) for slots
+;;; in a symbol object that we know about
(defparameter *grokked-symbol-slots*
(sort `((,sb!vm:symbol-value-slot . symbol-value)
(,sb!vm:symbol-plist-slot . symbol-plist)
(,sb!vm:symbol-name-slot . symbol-name)
(,sb!vm:symbol-package-slot . symbol-package))
#'<
- :key #'car)
- #!+sb-doc
- "An alist of (SYMBOL-SLOT-OFFSET . ACCESS-FUNCTION-NAME) for slots in a
-symbol object that we know about.")
+ :key #'car))
+;;; Given ADDRESS, try and figure out if which slot of which symbol is
+;;; being referred to. Of course we can just give up, so it's not a
+;;; big deal... Return two values, the symbol and the name of the
+;;; access function of the slot.
(defun grok-symbol-slot-ref (address)
- #!+sb-doc
- "Given ADDRESS, try and figure out if which slot of which symbol is being
- refered to. Of course we can just give up, so it's not a big deal...
- Returns two values, the symbol and the name of the access function of the
- slot."
(declare (type address address))
(if (not (aligned-p address sb!vm:word-bytes))
(values nil nil)
(defvar *address-of-nil-object* (sb!kernel:get-lisp-obj-address nil))
+;;; Given a BYTE-OFFSET from NIL, try and figure out which slot of
+;;; which symbol is being referred to. Of course we can just give up,
+;;; so it's not a big deal... Return two values, the symbol and the
+;;; access function.
(defun grok-nil-indexed-symbol-slot-ref (byte-offset)
- #!+sb-doc
- "Given a BYTE-OFFSET from NIL, try and figure out if which slot of which
- symbol is being refered to. Of course we can just give up, so it's not a big
- deal... Returns two values, the symbol and the access function."
(declare (type offset byte-offset))
(grok-symbol-slot-ref (+ *address-of-nil-object* byte-offset)))
+;;; Return the Lisp object located BYTE-OFFSET from NIL.
(defun get-nil-indexed-object (byte-offset)
- #!+sb-doc
- "Returns the lisp object located BYTE-OFFSET from NIL."
(declare (type offset byte-offset))
(sb!kernel:make-lisp-obj (+ *address-of-nil-object* byte-offset)))
+;;; Return two values; the Lisp object located at BYTE-OFFSET in the
+;;; constant area of the code-object in the current segment and T, or
+;;; NIL and NIL if there is no code-object in the current segment.
(defun get-code-constant (byte-offset dstate)
#!+sb-doc
- "Returns two values; the lisp-object located at BYTE-OFFSET in the constant
- area of the code-object in the current segment and T, or NIL and NIL if
- there is no code-object in the current segment."
(declare (type offset byte-offset)
(type disassem-state dstate))
(let ((code (seg-code (dstate-segment dstate))))
(defvar *assembler-routines-by-addr* nil)
+;;; Return the name of the primitive Lisp assembler routine located at
+;;; ADDRESS, or NIL if there isn't one.
(defun find-assembler-routine (address)
- #!+sb-doc
- "Returns the name of the primitive lisp assembler routine located at
- ADDRESS, or NIL if there isn't one."
(declare (type address address))
(when (null *assembler-routines-by-addr*)
(setf *assembler-routines-by-addr* (make-hash-table))