X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=make-host-2.sh;h=19a755280f877f241b8a6a1affcfa9a7fe37148b;hb=b767eae48831153473226b985511c8f7a3ef98c5;hp=1f1a1b9b2190a6f940a0377ca0e6aedab4081b9c;hpb=dec94b039e8ec90baf21463df839a6181de606f6;p=sbcl.git

diff --git a/make-host-2.sh b/make-host-2.sh
index 1f1a1b9..19a7552 100644
--- a/make-host-2.sh
+++ b/make-host-2.sh
@@ -29,7 +29,7 @@ rm -f output/after-xc.core
 # that we used to compile it:
 #   (1) It reduces the chance that the cross-compilation process
 #       inadvertently comes to depend on some weird compile-time
-#       side-effect.
+#       side effect.
 #   (2) It reduces peak memory demand (because definitions wrapped in
 #       (EVAL-WHEN (:COMPILE-TOPLEVEL :EXECUTE) ..) aren't defined
 #       in the fresh image).
@@ -41,6 +41,10 @@ rm -f output/after-xc.core
 # an enormously important disadvantage, either.)
 echo //running cross-compiler to create target object files
 $SBCL_XC_HOST <<-'EOF' || exit 1
+
+        ;;;
+        ;;; Set up the cross-compiler.
+        ;;;
 	(setf *print-level* 5 *print-length* 5)
 	(load "src/cold/shared.lisp")
 	(in-package "SB-COLD")
@@ -54,7 +58,10 @@ $SBCL_XC_HOST <<-'EOF' || exit 1
 	    (sb-xc:proclaim `(optimize (compilation-speed 1)
 	                               (debug ,debug)
 				       (sb!ext:inhibit-warnings 2)
-                                       (safety 3)
+				       ;; SAFETY = SPEED (and < 3) should 
+				       ;; reasonable safety, but might skip 
+				       ;; some unreasonably expensive stuff.
+                                       (safety 2)
                                        (space 1)
 				       (speed 2)))))
         (compile 'proclaim-target-optimization)
@@ -67,8 +74,8 @@ $SBCL_XC_HOST <<-'EOF' || exit 1
 		;; redefine our functions anyway; and developers can
 		;; fend for themselves.)
 		#!-sb-fluid (sb!ext:*derive-function-types* t)
-		;; FIXME: *TOP-LEVEL-LAMBDA-MAX* should go away altogether.
-		(sb!c::*top-level-lambda-max* 1)
+		;; FIXME: *TOPLEVEL-LAMBDA-MAX* should go away altogether.
+		(sb!c::*toplevel-lambda-max* 1)
 		;; Let the target know that we're the cross-compiler.
 		(*features* (cons :sb-xc *features*))
 		;; We need to tweak the readtable..
@@ -89,7 +96,15 @@ $SBCL_XC_HOST <<-'EOF' || exit 1
 	(setf *target-assemble-file* 'sb!c:assemble-file)
 	(setf *in-target-compilation-mode-fn*
 	      #'in-target-cross-compilation-mode)
+
+        ;;;
+        ;;; Run the cross-compiler to produce cold fasl files.
+        ;;;
 	(load "src/cold/compile-cold-sbcl.lisp")
+ 
+        ;;; 
+        ;;; miscellaneous tidying up and saving results
+        ;;; 
 	(let ((filename "output/object-filenames-for-genesis.lisp-expr"))
 	  (ensure-directories-exist filename :verbose t)
 	  (with-open-file (s filename :direction :output)