From cbe849cd49f97e4a24b6de69cbb686725161b451 Mon Sep 17 00:00:00 2001 From: cwang <cwang> Date: Tue, 19 Oct 2004 20:12:45 +0000 Subject: [PATCH] fix round-to-dualword for 64-bit --- code/room.lisp | 10 +++++++--- 1 file changed, 7 insertions(+), 3 deletions(-) diff --git a/code/room.lisp b/code/room.lisp index d85417db2..4565b777d 100644 --- a/code/room.lisp +++ b/code/room.lisp @@ -5,7 +5,7 @@ ;;; Carnegie Mellon University, and has been placed in the public domain. ;;; (ext:file-comment - "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/room.lisp,v 1.33 2004/06/18 17:44:28 rtoy Exp $") + "$Header: /Volumes/share2/src/cmucl/cvs2git/cvsroot/src/code/room.lisp,v 1.34 2004/10/19 20:12:45 cwang Exp $") ;;; ;;; ********************************************************************** ;;; @@ -142,12 +142,16 @@ ;;; ROUND-TO-DUALWORD -- Internal ;;; -;;; Round Size (in bytes) up to the next dualword (eight byte) boundry. +;;; Round Size (in bytes) up to the next dualword (eight/16 byte) boundry. ;;; (declaim (inline round-to-dualword)) (defun round-to-dualword (size) (declare (type memory-size size)) - (logandc2 (the memory-size (+ size lowtag-mask)) lowtag-mask)) + #-amd64 + (logandc2 (the memory-size (+ size lowtag-mask)) lowtag-mask) + ;; when we use 4-bit lowtag for amd64 we can get rid of this + #+amd64 + (logandc2 (the memory-size (+ size 15)) 15)) ;;; VECTOR-TOTAL-SIZE -- Internal -- GitLab