+++ /dev/null
-;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*-
-;;;; *************************************************************************
-;;;; FILE IDENTIFICATION
-;;;;
-;;;; Name: allocation.cl
-;;;; Purpose: Benchmark allocation and slot-access speed
-;;;; Programmer: Kevin M. Rosenberg
-;;;; Date Started: Mar 2002
-;;;;
-;;;; $Id: allocation.cl,v 1.3 2002/03/21 19:47:20 kevin Exp $
-;;;;
-;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
-;;;;
-;;;; UFFI users are granted the rights to distribute and use this software
-;;;; as governed by the terms of the Lisp Lesser GNU Public License
-;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
-;;;; *************************************************************************
-
-(declaim (optimize (debug 3) (speed 3) (safety 1) (compilation-speed 0)))
-(in-package :cl-user)
-
-
-(defun stk-int ()
- #+allegro
- (ff:with-stack-fobject (ptr :int)
- (setf (ff:fslot-value ptr) 0))
- #+lispworks
- (fli:with-dynamic-foreign-objects ((ptr :int))
- (setf (fli:dereference ptr) 0))
- #+cmu
- (alien:with-alien ((ptr alien:signed))
- (let ((p (alien:addr ptr)))
- (setf (alien:deref p) 0)))
- )
-
-(defun stk-vector ()
- #+allegro
- (ff:with-stack-fobject (ptr '(:array :int 10) )
- (setf (ff:fslot-value ptr 5) 0))
- #+lispworks
- (fli:with-dynamic-foreign-objects ((ptr (:c-array :int 10)))
- (setf (fli:dereference ptr 5) 0))
- #+cmu
- (alien:with-alien ((ptr (alien:array alien:signed 10)))
- (setf (alien:deref ptr 5) 0))
- )
-
-(defun stat-int ()
- #+allegro
- (let ((ptr (ff:allocate-fobject :int :c)))
- (declare (dynamic-extent ptr))
- (setf (ff:fslot-value-typed :int :c ptr) 0)
- (ff:free-fobject ptr))
- #+lispworks
- (let ((ptr (fli:allocate-foreign-object :type :int)))
- (declare (dynamic-extent ptr))
- (setf (fli:dereference ptr) 0)
- (fli:free-foreign-object ptr))
- #+cmu
- (let ((ptr (alien:make-alien (alien:signed 32))))
- (declare ;;(type (alien (* (alien:unsigned 32))) ptr)
- (dynamic-extent ptr))
- (setf (alien:deref ptr) 0)
- (alien:free-alien ptr))
- )
-
-(defun stat-vector ()
- #+allegro
- (let ((ptr (ff:allocate-fobject '(:array :int 10) :c)))
- (declare (dynamic-extent ptr))
- (setf (ff:fslot-value-typed '(:array :int 10) :c ptr 5) 0)
- (ff:free-fobject ptr))
- #+lispworks
- (let ((ptr (fli:allocate-foreign-object :type '(:c-array :int 10))))
- (declare (dynamic-extent ptr))
- (setf (fli:dereference ptr 5) 0)
- (fli:free-foreign-object ptr))
- #+cmu
- (let ((ptr (alien:make-alien (alien:array (alien:signed 32) 10))))
- (declare ;;(type (alien (* (alien:unsigned 32))) ptr)
- (dynamic-extent ptr))
- (setf (alien:deref ptr 5) 0)
- (alien:free-alien ptr))
- )
-
-
-(defun stk-vs-stat ()
- (format t "~&Stack allocation, Integer")
- (time (dotimes (i 1000)
- (dotimes (j 1000)
- (stk-int))))
- (format t "~&Static allocation, Integer")
- (time (dotimes (i 1000)
- (dotimes (j 1000)
- (stat-int))))
- (format t "~&Stack allocation, Vector")
- (time (dotimes (i 1000)
- (dotimes (j 1000)
- (stk-int))))
- (format t "~&Static allocation, Vector")
- (time (dotimes (i 1000)
- (dotimes (j 1000)
- (stat-int))))
-)
-
-
-(stk-vs-stat)
-
-
-