make-target-2-load.lisp

   1 ;;; Do warm init without compiling files.
   2 (progn
   3   (defvar *compile-files-p* nil)
   4   "about to LOAD warm.lisp (with *compile-files-p* = NIL)")
   5 (let ((*print-length* 10)
   6       (*print-level* 5)
   7       (*print-circle* t))
   8   (load "src/cold/warm.lisp")
   9
  10   ;; Share identical FUN-INFOs
  11   sb-int::
  12   (let ((ht (make-hash-table :test 'equalp))
  13         (old-count 0))
  14     (sb-c::call-with-each-globaldb-name
  15      (lambda (name)
  16        (binding* ((info (info :function :info name) :exit-if-null)
  17                   (shared-info (gethash info ht info)))
  18          (incf old-count)
  19          (if (eq info shared-info)
  20              (setf (gethash info ht) info)
  21            (setf (info :function :info name) shared-info)))))
  22     (format t "~&FUN-INFO: Collapsed ~D -> ~D~%"
  23             old-count (hash-table-count ht)))
  24
  25   ;; Share identical FUN-TYPEs.
  26   (let ((ht (make-hash-table :test 'equal))
  27         (raw-accessor
  28          (compile nil '(lambda (f) (sb-vm::%%simple-fun-type f)))))
  29     (sb-vm::map-allocated-objects
  30      (lambda (obj type size)
  31        (declare (ignore type size))
  32        (when (sb-kernel:code-component-p obj)
  33          (do ((f (sb-kernel:%code-entry-points obj)
  34                  (sb-kernel:%simple-fun-next f)))
  35              ((null f))
  36            (let ((type (funcall raw-accessor f)))
  37              (setf (sb-kernel:%simple-fun-type f)
  38                    (or (gethash type ht) (setf (gethash type ht) type)))))))
  39      :dynamic))
  40
  41   (sb-disassem::!compile-inst-printers)
  42
  43   ;; Unintern no-longer-needed stuff before the possible PURIFY in
  44   ;; SAVE-LISP-AND-DIE.
  45   #-sb-fluid (sb-impl::!unintern-init-only-stuff)
  46
  47   ;; A symbol whose INFO slot underwent any kind of manipulation
  48   ;; such that it now has neither properties nor globaldb info,
  49   ;; can have the slot set back to NIL if it wasn't already.
  50   (do-all-symbols (symbol)
  51     (when (and (sb-kernel:symbol-info symbol)
  52                (null (sb-kernel:symbol-info-vector symbol))
  53                (null (symbol-plist symbol)))
  54       (setf (sb-kernel:symbol-info symbol) nil)))
  55
  56   "done with warm.lisp, about to GC :FULL T")
  57 (sb-ext:gc :full t)
  58
  59 ;;; resetting compilation policy to neutral values in preparation for
  60 ;;; SAVE-LISP-AND-DIE as final SBCL core (not in warm.lisp because
  61 ;;; SB-C::*POLICY* has file scope)
  62 (setq sb-c::*policy* (copy-structure sb-c::**baseline-policy**))
  63
  64 ;;; Lock internal packages
  65 #+sb-package-locks
  66 (dolist (p (list-all-packages))
  67   (unless (member p (mapcar #'find-package '("KEYWORD" "CL-USER")))
  68     (sb-ext:lock-package p)))
  69
  70 "done with warm.lisp, about to SAVE-LISP-AND-DIE"
  71 ;;; Even if /SHOW output was wanted during build, it's probably
  72 ;;; not wanted by default after build is complete. (And if it's
  73 ;;; wanted, it can easily be turned back on.)
  74 #+sb-show (setf sb-int:*/show* nil)
  75 ;;; The system is complete now, all standard functions are
  76 ;;; defined.
  77 ;;; The call to CTYPE-OF-CACHE-CLEAR is probably redundant.
  78 ;;; SAVE-LISP-AND-DIE calls DEINIT which calls DROP-ALL-HASH-CACHES.
  79 (sb-kernel::ctype-of-cache-clear)
  80 (setq sb-c::*flame-on-necessarily-undefined-thing* t)
  81
  82 ;;; Clean up stray symbols from the CL-USER package.
  83 (with-package-iterator (iter "CL-USER" :internal :external)
  84   (loop (multiple-value-bind (winp symbol) (iter)
  85           (if winp (unintern symbol "CL-USER") (return)))))
  86
  87 #+sb-fasteval (setq sb-ext:*evaluator-mode* :interpret)
  88 (sb-ext:save-lisp-and-die
  89  (progn
  90    ;; See comment in 'reader.lisp'
  91    #+sb-unicode (setq sb-impl::*read-prefer-base-string* nil)
  92    ;; This is a base string since the flag wasn't set to NIL yet.
  93    "output/sbcl.core"))