From: Stephen Adams <edu/mit/csail/zurich/adams>
Date: Fri, 16 Dec 1994 20:16:41 +0000 (+0000)
Subject: Insterted internal warning for interrupt checks with large heap allocations.
X-Git-Tag: 20090517-FFI~6870
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=e9e7f45eb5e8e4a50ca73dd1c2c11682be27c2aa;p=mit-scheme.git

Insterted internal warning for interrupt checks with large heap allocations.
---

diff --git a/v8/src/compiler/machines/spectrum/rules3.scm b/v8/src/compiler/machines/spectrum/rules3.scm
index 64fc102b9..9c6628b9b 100644
--- a/v8/src/compiler/machines/spectrum/rules3.scm
+++ b/v8/src/compiler/machines/spectrum/rules3.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: rules3.scm,v 1.5 1994/12/02 02:17:19 adams Exp $
+$Id: rules3.scm,v 1.6 1994/12/16 20:16:41 adams Exp $
 
 Copyright (c) 1988-1994 Massachusetts Institute of Technology
 
@@ -1681,7 +1681,10 @@ MIT in each case. |#
   ;; a large buffer at the end of the heap.  As long as the code can't
   ;; loop without checking, which is what intrpt guarantees, there
   ;; is no need to check.
-  heap					; ignored
+
+  (if (and (number? heap)
+	   (> heap 1000))
+      (internal-warning "Large allocation " heap 'words))
   (let* ((interrupt-label (generate-label))
 	 (heap-check? intrpt)
 	 (stack-check? (and stack compiler:generate-stack-checks?))