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diff --git a/testsuite/run-vm-tests.scm b/testsuite/run-vm-tests.scm
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+;;; run-vm-tests.scm -- Run Guile-VM's test suite.
+;;;
+;;; Copyright 2005  Ludovic Courtès <ludovic.courtes@laas.fr>
+;;;
+;;;
+;;; This program is free software; you can redistribute it and/or modify
+;;; it under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 2 of the License, or
+;;; (at your option) any later version.
+;;;
+;;; This program is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with this program; if not, write to the Free Software
+;;; Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+
+
+(use-modules (system vm core)
+	     (system vm disasm)
+	     (system base compile)
+	     (system base language)
+
+	     (srfi srfi-1)
+	     (ice-9 r5rs))
+
+
+(define %scheme (lookup-language 'scheme))
+
+(define (fetch-sexp-from-file file)
+  (with-input-from-file file
+    (lambda ()
+      (let loop ((sexp (read))
+		 (result '()))
+	(if (eof-object? sexp)
+	    (cons 'begin (reverse result))
+	    (loop (read) (cons sexp result)))))))
+
+(define (compile-to-objcode sexp)
+  "Compile the expression @var{sexp} into a VM program and return it."
+  (compile-in sexp (current-module) %scheme))
+
+(define (run-vm-program objcode)
+  "Run VM program contained into @var{objcode}."
+  (vm-load (the-vm) objcode))
+
+(define (compile/run-test-from-file file)
+  "Run test from source file @var{file} and return a value indicating whether
+it succeeded."
+  (run-vm-program (compile-to-objcode (fetch-sexp-from-file file))))
+
+
+(define-macro (watch-proc proc-name str)
+  `(let ((orig-proc ,proc-name))
+     (set! ,proc-name
+	   (lambda args
+	     (format #t (string-append ,str "...  "))
+	     (apply orig-proc args)))))
+
+(watch-proc fetch-sexp-from-file  "reading")
+(watch-proc compile-to-objcode    "compiling")
+(watch-proc run-vm-program        "running")
+
+
+;; The program.
+
+(define (run-vm-tests files)
+  "For each file listed in @var{files}, load it and run it through both the
+interpreter and the VM (after having it compiled).  Both results must be
+equal in the sense of @var{equal?}."
+  (let* ((res (map (lambda (file)
+		     (format #t "running `~a'...  " file)
+		     (if (catch #t
+				(lambda ()
+				  (equal? (compile/run-test-from-file file)
+					  (eval (fetch-sexp-from-file file)
+						(interaction-environment))))
+				(lambda (key . args)
+				  (format #t "[~a/~a] " key args)
+				  #f))
+			 (format #t "ok~%")
+			 (begin (format #t "FAILED~%") #f)))
+		   files))
+	 (total (length files))
+	 (failed (length (filter not res))))
+
+    (if (= 0 failed)
+	(begin
+	  (format #t "~%All ~a tests passed~%" total)
+	  (exit 0))
+	(begin
+	  (format #t "~%~a tests failed out of ~a~%"
+		  failed total)
+	  (exit failed)))))
+