0.8.0.74:

[sbcl.git] / make-target-2.sh

diff --git a/make-target-2.sh b/make-target-2.sh
index 0c66d5b..507ddf0 100644 (file)
--- a/make-target-2.sh
+++ b/make-target-2.sh
@@ -28,15 +28,64 @@ echo //doing warm init
 ./src/runtime/sbcl \
 --core output/cold-sbcl.core \
 --sysinit /dev/null --userinit /dev/null <<-'EOF' || exit 1
-        (sb!int:/show "hello, world!")
-       (let ((*print-length* 5)
-             (*print-level* 5))
-          (sb!int:/show "about to LOAD warm.lisp")
-         (load "src/cold/warm.lisp"))
+
+       ;; Now that we use the compiler for macros, interpreted
+       ;; /SHOW doesn't work until later in init.
+        #+sb-show (print "/hello, world!")
+        (sb!ext:purify)
+
+        ;; Until PRINT-OBJECT and other machinery is set up,
+       ;; we want limits on printing to avoid infinite output.
+       ;; (Don't forget to undo these tweaks after the printer
+       ;; is set up. It'd be cleaner to use LET to make sure 
+       ;; that happens automatically, but LET is implemented
+       ;; in terms of the compiler, and the compiler isn't 
+        ;; initialized yet.)
+        (setq *print-length* 10)
+       (setq *print-level* 5)
+        (setq *print-circle* t)
+
+        ;; Do warm init.
+        #+sb-show (print "/about to LOAD warm.lisp")
+       (load "src/cold/warm.lisp")
+
+        ;; Unintern no-longer-needed stuff before the possible PURIFY
+        ;; in SAVE-LISP-AND-DIE.
+        #-sb-fluid (sb-impl::!unintern-init-only-stuff)
+
+        ;; Now that the whole system is built, we don't need to 
+        ;; hobble the printer any more, so we can restore printer 
+       ;; control variables to their ANSI defaults.
+        (setq *print-length* nil)
+       (setq *print-level* nil)
+        (setq *print-circle* nil)
+
+       ;; FIXME: Why is it that, at least on x86 sbcl-0.6.12.46,
+       ;; GC :FULL T isn't nearly as effective as PURIFY here?
+       ;; (GC :FULL T gets us down to about 38 Mbytes, but PURIFY
+       ;; gets us down to about 19 Mbytes.)
+       (let ((*gc-notify-stream* *standard-output*))
+         (sb-int:/show "done with warm.lisp, about to GC :FULL T")
+         (gc :full t))
+
+        ;; resetting compilation policy to neutral values in
+        ;; preparation for SAVE-LISP-AND-DIE as final SBCL core (not
+        ;; in warm.lisp because SB-C::*POLICY* has file scope)
+        (sb-int:/show "setting compilation policy to neutral values")
+        (proclaim '(optimize (compilation-speed 1)
+                            (debug 1)
+                            (inhibit-warnings 1)
+                            (safety 1)
+                            (space 1)
+                            (speed 1)))
+
         (sb-int:/show "done with warm.lisp, about to SAVE-LISP-AND-DIE")
        ;; Even if /SHOW output was wanted during build, it's probably
        ;; not wanted by default after build is complete. (And if it's
        ;; wanted, it can easily be turned back on.)
        #+sb-show (setf sb-int:*/show* nil)
+        ;; The system is complete now, all standard functions are
+        ;; defined.
+        (setq sb-c::*flame-on-necessarily-undefined-function* t)
        (sb-ext:save-lisp-and-die "output/sbcl.core" :purify t)
        EOF