1 ;;; Set up the cross-compiler.
2 (setf *print-level* 5 *print-length* 5)
3 (load "src/cold/shared.lisp")
5 ;;; FIXME: these prefixes look like non-pathnamy ways of defining a
6 ;;; relative pathname. Investigate whether they can be made relative
8 (setf *host-obj-prefix* "obj/from-host/"
9 *target-obj-prefix* "obj/from-xc/")
10 (load "src/cold/set-up-cold-packages.lisp")
11 (load "src/cold/defun-load-or-cload-xcompiler.lisp")
12 (load-or-cload-xcompiler #'host-load-stem)
14 (defun proclaim-target-optimization ()
15 (let ((debug (if (position :sb-show *shebang-features*) 2 1)))
18 (compilation-speed 1) (debug ,debug)
19 ;; CLISP's pretty-printer is fragile and tends to cause stack
20 ;; corruption or fail internal assertions, as of 2003-04-20; we
21 ;; therefore turn off as many notes as possible.
22 (sb!ext:inhibit-warnings #-clisp 2 #+clisp 3)
23 ;; SAFETY = SPEED (and < 3) should provide reasonable safety,
24 ;; but might skip some unreasonably expensive stuff
25 ;; (e.g. %DETECT-STACK-EXHAUSTION in sbcl-0.7.2).
26 (safety 2) (space 1) (speed 2)
27 ;; sbcl-internal optimization declarations:
29 ;; never insert stepper conditions
30 (sb!c:insert-step-conditions 0)
31 ;; save FP and PC for alien calls -- or not
32 (sb!c:alien-funcall-saves-fp-and-pc #!+x86 3 #!-x86 0)))))
33 (compile 'proclaim-target-optimization)
35 (defun in-target-cross-compilation-mode (fun)
36 "Call FUN with everything set up appropriately for cross-compiling
38 (let (;; In order to increase microefficiency of the target Lisp,
39 ;; enable old CMU CL defined-function-types-never-change
40 ;; optimizations. (ANSI says users aren't supposed to
41 ;; redefine our functions anyway; and developers can
42 ;; fend for themselves.)
44 (sb!ext:*derive-function-types* t)
45 ;; Let the target know that we're the cross-compiler.
46 (*features* (cons :sb-xc *features*))
47 ;; We need to tweak the readtable..
48 (*readtable* (copy-readtable)))
49 ;; ..in order to make backquotes expand into target code
50 ;; instead of host code.
51 ;; FIXME: Isn't this now taken care of automatically by
52 ;; toplevel forms in the xcompiler backq.lisp file?
53 (set-macro-character #\` #'sb!impl::backquote-macro)
54 (set-macro-character #\, #'sb!impl::comma-macro)
56 (set-dispatch-macro-character #\# #\+ #'she-reader)
57 (set-dispatch-macro-character #\# #\- #'she-reader)
58 ;; Control optimization policy.
59 (proclaim-target-optimization)
60 ;; Specify where target machinery lives.
61 (with-additional-nickname ("SB-XC" "SB!XC")
63 (compile 'in-target-cross-compilation-mode)
66 ;; Supress function/macro redefinition warnings under clisp.
67 #+clisp (setf custom:*suppress-check-redefinition* t)
69 (setf *target-compile-file* #'sb-xc:compile-file)
70 (setf *target-assemble-file* #'sb!c:assemble-file)
71 (setf *in-target-compilation-mode-fn* #'in-target-cross-compilation-mode)
73 ;;; Run the cross-compiler to produce cold fasl files.
74 (load "src/cold/compile-cold-sbcl.lisp")
77 ;;; miscellaneous tidying up and saving results
78 (let ((filename "output/object-filenames-for-genesis.lisp-expr"))
79 (ensure-directories-exist filename :verbose t)
80 (with-open-file (s filename :direction :output :if-exists :supersede)
81 (write *target-object-file-names* :stream s :readably t)))
83 ;;; Let's check that the type system was reasonably sane. (It's easy
84 ;;; to spend a long time wandering around confused trying to debug
85 ;;; cold init if it wasn't.)
86 (when (position :sb-test *shebang-features*)
87 (load "tests/type.after-xc.lisp"))
89 ;;; If you're experimenting with the system under a cross-compilation
90 ;;; host which supports CMU-CL-style SAVE-LISP, this can be a good
91 ;;; time to run it. The resulting core isn't used in the normal build,
92 ;;; but can be handy for experimenting with the system. (See slam.sh
94 (when (position :sb-after-xc-core *shebang-features*)
95 #+cmu (ext:save-lisp "output/after-xc.core" :load-init-file nil)
96 #+sbcl (sb-ext:save-lisp-and-die "output/after-xc.core")
97 #+openmcl (ccl::save-application "output/after-xc.core")
98 #+clisp (ext:saveinitmem "output/after-xc.core"))