make-host-1.lisp

   1 ;;; (We want to have some limit on print length and print level during
   2 ;;; bootstrapping because PRINT-OBJECT only gets set up rather late,
   3 ;;; and running without PRINT-OBJECT it's easy to fall into printing
   4 ;;; enormous (or infinitely circular) low-level representations of
   5 ;;; things.)
   6 (setf *print-level* 5 *print-length* 5)
   7
   8 (progn (load "src/cold/shared.lisp")
   9        (load "tools-for-build/ldso-stubs.lisp"))
  10 (in-package "SB-COLD")
  11 (progn
  12   (setf *host-obj-prefix* "obj/from-host/")
  13   (load "src/cold/set-up-cold-packages.lisp")
  14   (load "src/cold/defun-load-or-cload-xcompiler.lisp")
  15
  16   ;; Supress function/macro redefinition warnings under clisp.
  17   #+clisp (setf custom:*suppress-check-redefinition* t)
  18
  19   (defmacro maybe-with-compilation-unit (&body forms)
  20     ;; A compilation-unit seems to kill the compile. I'm not sure if it's
  21     ;; running out of memory or what. I don't care to find out,
  22     ;; but it's most definitely the cause of the breakage.
  23     #+clisp `(progn ,@forms)
  24
  25     #+sbcl
  26     ;; Watch for deferred warnings under SBCL.
  27     ;; UNDEFINED-VARIABLE does not cause COMPILE-FILE to return warnings-p
  28     ;; unless outside a compilation unit. You find out about it only upon
  29     ;; exit of SUMMARIZE-COMPILATION-UNIT. So we set up a handler for that.
  30     `(let (in-summary fail)
  31        (handler-bind (((and simple-warning (not style-warning))
  32                        (lambda (c)
  33                          ;; hack for PPC. See 'build-order.lisp-expr'
  34                          ;; Ignore the warning, and the warning about the warning.
  35                          (unless (or (search "not allowed by the operand type"
  36                                              (simple-condition-format-control c))
  37                                      (search "ignoring FAILURE-P return"
  38                                              (simple-condition-format-control c)))
  39                            (setq fail 'warning))))
  40                       ;; Prevent regressions on a couple platforms
  41                       ;; that are known to build cleanly.
  42                       #!+(or x86 x86-64 arm64)
  43                       (sb-int:simple-style-warning
  44                        (lambda (c)
  45                          (when (and in-summary
  46                                     (search "undefined"
  47                                             (simple-condition-format-control c)))
  48                            (unless (eq fail 'warning)
  49                              (setq fail 'style-warning))))))
  50          (with-compilation-unit ()
  51            (multiple-value-prog1 (progn ,@forms) (setq in-summary t))))
  52        (when fail
  53          (cerror "Proceed anyway"
  54                  "make-host-1 stopped due to unexpected ~A." fail)))
  55
  56     #-(or clisp sbcl) `(with-compilation-unit () ,@forms))
  57
  58   ;; Now we can set the #[+-] readers to our precautionary
  59   ;; readers that prohibit use of ":sbcl" as the condition.
  60   (set-dispatch-macro-character #\# #\+ #'she-reader)
  61   (set-dispatch-macro-character #\# #\- #'she-reader))
  62
  63 (maybe-with-compilation-unit
  64  (load-or-cload-xcompiler #'host-cload-stem)
  65
  66 ;;; Let's check that the type system, and various other things, are
  67 ;;; reasonably sane. (It's easy to spend a long time wandering around
  68 ;;; confused trying to debug cross-compilation if it isn't.)
  69  (load "tests/type.before-xc.lisp")
  70  (load "tests/info.before-xc.lisp")
  71  (load "tests/vm.before-xc.lisp")
  72 ;; When building on a slow host using a slow Lisp,
  73 ;; the wait time in slurp-ucd seems interminable - over a minute.
  74 ;; Compiling seems to help a bit, but maybe it's my imagination.
  75  (let ((object (compile-file "tools-for-build/ucd.lisp")))
  76    (load object)
  77    (delete-file object))
  78
  79 ;;; Generate character database tables.
  80  (dolist (s '(sb-cold::slurp-ucd sb-cold::slurp-proplist sb-cold::output))
  81    (funcall s))
  82
  83 ;;; propagate structure offset and other information to the C runtime
  84 ;;; support code.
  85  (host-cload-stem "src/compiler/generic/genesis" nil)
  86 ) ; END with-compilation-unit
  87
  88 (sb-cold:genesis :c-header-dir-name "src/runtime/genesis")