From: Stephen Adams <edu/mit/csail/zurich/adams>
Date: Sun, 20 Nov 1994 20:40:04 +0000 (+0000)
Subject: Added copyright.
X-Git-Tag: 20090517-FFI~6994
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=a6008a19ec0cf41ce31dd53b628da3ff8dfdb3ef;p=mit-scheme.git

Added copyright.
---

diff --git a/v8/src/compiler/midend/midend.scm b/v8/src/compiler/midend/midend.scm
index 935bc3840..2bb3e9a10 100644
--- a/v8/src/compiler/midend/midend.scm
+++ b/v8/src/compiler/midend/midend.scm
@@ -1,10 +1,43 @@
-;;; -*- Scheme -*-
+#| -*-Scheme-*-
+
+$Id: midend.scm,v 1.2 1994/11/20 20:40:04 adams Exp $
+
+Copyright (c) 1994 Massachusetts Institute of Technology
+
+This material was developed by the Scheme project at the Massachusetts
+Institute of Technology, Department of Electrical Engineering and
+Computer Science.  Permission to copy this software, to redistribute
+it, and to use it for any purpose is granted, subject to the following
+restrictions and understandings.
+
+1. Any copy made of this software must include this copyright notice
+in full.
+
+2. Users of this software agree to make their best efforts (a) to
+return to the MIT Scheme project any improvements or extensions that
+they make, so that these may be included in future releases; and (b)
+to inform MIT of noteworthy uses of this software.
+
+3. All materials developed as a consequence of the use of this
+software shall duly acknowledge such use, in accordance with the usual
+standards of acknowledging credit in academic research.
+
+4. MIT has made no warrantee or representation that the operation of
+this software will be error-free, and MIT is under no obligation to
+provide any services, by way of maintenance, update, or otherwise.
+
+5. In conjunction with products arising from the use of this material,
+there shall be no use of the name of the Massachusetts Institute of
+Technology nor of any adaptation thereof in any advertising,
+promotional, or sales literature without prior written consent from
+MIT in each case. |#
 
 (declare (usual-integrations))
 
 ;;;; Phase structure
 
 (define *phases-to-show* '())
+(define *phases-to-omit* '())
 (define *announce-phases?* false)
 (define *debugging?* true)
 (define *current-phase-input* false)
@@ -43,6 +76,11 @@
 	       (or (eq? switch 'ALL)
 		   (memq phase switch)))))
 
+      (define (run-phase program)
+	(if (memq this-phase *phases-to-omit*)
+	    (copier/top-level program copier/remember)
+	    (proc program)))
+      
       (lambda (program)
 	(set! *current-phase* this-phase)
 	(set! *current-phase-input* (and *debugging?* program))
@@ -52,12 +90,12 @@
 	      (write-string ";; Phase ")
 	      (write this-phase)))
 	(if (not (show? this-phase))
-	    (proc program)
+	    (run-phase program)
 	    (begin
 	      (with-kmp-output-port
 	       (lambda ()
 		 (show-program "Input to phase " program)))
-	      (let ((result (proc program)))
+	      (let ((result (run-phase program)))
 		(if (show? next-phase)
 		    (set! pending-message
 			  (with-output-to-string
@@ -164,6 +202,11 @@
 	     simplify/top-level/5	; as above
 	     cleanup/top-level/6	; as above
 
+	     ;;simplify/top-level
+	     ;;cleanup/top-level
+	     ;;simplify/top-level
+	     ;;cleanup/top-level
+
 	     laterew/top-level		; rewrite &+, vector-cons,
 	     cleanup/top-level/7	; as above
 	     compat/top-level		; rewrite code for compatibility