From: Chris Hanson <org/chris-hanson/cph>
Date: Tue, 5 Dec 1989 20:15:12 +0000 (+0000)
Subject: Change `move-frame-up' rule to use "mov" rather than "lea" when the
X-Git-Tag: 20090517-FFI~11636
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=970fd08fb48d1c8cdf2627576d4a964602cf1f04;p=mit-scheme.git

Change `move-frame-up' rule to use "mov" rather than "lea" when the
source is an address register.
---

diff --git a/v7/src/compiler/machines/bobcat/rules3.scm b/v7/src/compiler/machines/bobcat/rules3.scm
index 981119062..232f3219f 100644
--- a/v7/src/compiler/machines/bobcat/rules3.scm
+++ b/v7/src/compiler/machines/bobcat/rules3.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/machines/bobcat/rules3.scm,v 4.19 1989/11/30 16:06:05 jinx Exp $
+$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/compiler/machines/bobcat/rules3.scm,v 4.20 1989/12/05 20:15:12 cph Exp $
 
 Copyright (c) 1988, 1989 Massachusetts Institute of Technology
 
@@ -181,7 +181,9 @@ MIT in each case. |#
 
 (define-rule statement
   (INVOCATION-PREFIX:MOVE-FRAME-UP (? frame-size) (REGISTER 12))
-  (generate/move-frame-up frame-size (offset-reference 12 0)))
+  (let ((temp (allocate-temporary-register! 'ADDRESS)))
+    (LAP (MOV L ,(register-reference 12) ,(register-reference temp))
+	 ,@(generate/move-frame-up* frame-size temp))))
 
 (define-rule statement
   (INVOCATION-PREFIX:MOVE-FRAME-UP (? frame-size)