(setf (car args) nil)))
(values))
+(defun recognize-dynamic-extent-lvars (call fun)
+ (declare (type combination call) (type clambda fun))
+ (loop for arg in (basic-combination-args call)
+ and var in (lambda-vars fun)
+ when (and arg
+ (lambda-var-dynamic-extent var)
+ (not (lvar-dynamic-extent arg)))
+ collect arg into dx-lvars
+ and do (let ((use (lvar-uses arg)))
+ ;; Stack analysis wants DX value generators to end
+ ;; their blocks. Uses of mupltiple used LVARs already
+ ;; end their blocks, so we just need to process
+ ;; used-once LVARs.
+ (when (node-p use)
+ (node-ends-block use)))
+ finally (when dx-lvars
+ (binding* ((before-ctran (node-prev call))
+ (nil (ensure-block-start before-ctran))
+ (block (ctran-block before-ctran))
+ (new-call-ctran (make-ctran :kind :inside-block
+ :next call
+ :block block))
+ (entry (with-ir1-environment-from-node call
+ (make-entry :prev before-ctran
+ :next new-call-ctran)))
+ (cleanup (make-cleanup :kind :dynamic-extent
+ :mess-up entry
+ :info dx-lvars)))
+ (setf (node-prev call) new-call-ctran)
+ (setf (ctran-next before-ctran) entry)
+ (setf (ctran-use new-call-ctran) entry)
+ (setf (entry-cleanup entry) cleanup)
+ (setf (node-lexenv call)
+ (make-lexenv :default (node-lexenv call)
+ :cleanup cleanup))
+ (push entry (lambda-entries (node-home-lambda entry)))
+ (dolist (lvar dx-lvars)
+ (setf (lvar-dynamic-extent lvar) cleanup)))))
+ (values))
+
;;; This function handles merging the tail sets if CALL is potentially
;;; tail-recursive, and is a call to a function with a different
;;; TAIL-SET than CALL's FUN. This must be called whenever we alter
(when arg
(flush-lvar-externally-checkable-type arg))))
(pushnew fun (lambda-calls-or-closes (node-home-lambda call)))
+ (recognize-dynamic-extent-lvars call fun)
(merge-tail-sets call fun)
(change-ref-leaf ref fun)
(values))
(cond (losing-local-functional
(let ((*compiler-error-context* call))
(compiler-notify "couldn't inline expand because expansion ~
- calls this LET-converted local function:~
- ~% ~S"
+ calls this LET-converted local function:~
+ ~% ~S"
(leaf-debug-name losing-local-functional)))
(loop for block = (block-next pred) then (block-next block)
until (eq block end)
(when (optional-dispatch-keyp fun)
(when (oddp (length more))
(compiler-warn "function called with odd number of ~
- arguments in keyword portion")
-
+ arguments in keyword portion")
(setf (basic-combination-kind call) :error)
(return-from convert-more-call))
;; FIXME: Replace the call with unsafe CAST. -- APD, 2003-01-26
(do-uses (use result)
(derive-node-type use call-type)))
- (substitute-lvar-uses lvar result)))
+ (substitute-lvar-uses lvar result
+ (and lvar (eq (lvar-uses lvar) call)))))
(values))
;;; We are converting FUN to be a LET when the call is in a non-tail