;;;
(in-package "SB!VM")
-;;; MAKE-NLX-SP-TN -- Interface
-;;;
-;;; Make an environment-live stack TN for saving the SP for NLX entry.
-;;;
+;;; Make an environment-live stack TN for saving the SP for NLX entry.
(!def-vm-support-routine make-nlx-sp-tn (env)
(physenv-live-tn
(make-representation-tn *fixnum-primitive-type* immediate-arg-scn)
env))
-;;; Make-NLX-Entry-Arg-Start-Location -- Interface
-;;;
-;;; Make a TN for the argument count passing location for a
+;;; Make a TN for the argument count passing location for a
;;; non-local entry.
-;;;
(!def-vm-support-routine make-nlx-entry-arg-start-location ()
(make-wired-tn *fixnum-primitive-type* immediate-arg-scn ocfp-offset))
\f
-;;; Save and restore dynamic environment.
-;;;
-;;; These VOPs are used in the reentered function to restore the appropriate
-;;; dynamic environment. Currently we only save the Current-Catch and binding
-;;; stack pointer. We don't need to save/restore the current unwind-protect,
-;;; since unwind-protects are implicitly processed during unwinding. If there
-;;; were any additional stacks, then this would be the place to restore the top
+;;; These VOPs are used in the reentered function to restore the
+;;; appropriate dynamic environment. Currently we only save the
+;;; CURRENT-CATCH and binding stack pointer. We don't need to
+;;; save/restore the current unwind-protect, since UNWIND-PROTECTs are
+;;; implicitly processed during unwinding. If there were any
+;;; additional stacks, then this would be the place to restore the top
;;; pointers.
-
-;;; Make-Dynamic-State-TNs -- Interface
-;;;
-;;; Return a list of TNs that can be used to snapshot the dynamic state for
-;;; use with the Save/Restore-Dynamic-Environment VOPs.
-;;;
-(!def-vm-support-routine make-dynamic-state-tns ()
- (make-n-tns 4 *backend-t-primitive-type*))
-
(define-vop (save-dynamic-state)
(:results (catch :scs (descriptor-reg))
(nfp :scs (descriptor-reg))