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diff --git a/benchmark-suite/benchmarks/structs.bm b/benchmark-suite/benchmarks/structs.bm
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+;;; -*- mode: scheme; coding: iso-8859-1; -*-
+;;; Structs.
+;;;
+;;; Copyright 2009 Free Software Foundation, Inc.
+;;;
+;;; This program is free software; you can redistribute it and/or
+;;; modify it under the terms of the GNU Lesser General Public License
+;;; as published by the Free Software Foundation; either version 3, or
+;;; (at your option) any later version.
+;;;
+;;; This program is distributed in the hope that it will be useful,
+;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU Lesser General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU Lesser General Public
+;;; License along with this software; see the file COPYING.LESSER.  If
+;;; not, write to the Free Software Foundation, Inc., 51 Franklin
+;;; Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+(define-module (benchmarks structs)
+  :use-module (benchmark-suite lib))
+
+;; Note: Use `--iteration-factor' to change this.
+(define iterations 2000000)
+
+(define vtable2
+  (make-vtable "prpr"))
+
+(define vtable7
+  (make-vtable (string-concatenate (make-list 7 "pr"))))
+
+
+(with-benchmark-prefix "constructors"
+
+  (benchmark "make-struct2 (opcode)" iterations
+    (make-struct vtable2 0 1 2))
+
+  (benchmark "make-struct2 (procedure)" iterations
+    (let ((s make-struct))
+      (s vtable2 0 1 2)))
+
+  (benchmark "make-struct7 (opcode)" iterations
+    (make-struct vtable7 0 1 2 3 4 5 6 7))
+
+  (benchmark "make-struct7 (procedure)" iterations
+    (let ((s make-struct))
+      (s vtable7 0 1 2 3 4 5 6 7))))
+
+
+(with-benchmark-prefix "pairs" ;; for comparison
+
+  (benchmark "cons (opcode)" iterations
+    (cons 1 2))
+
+  (benchmark "cons (procedure)" iterations
+    (let ((c cons))
+      (c 1 2)))
+
+  (benchmark "list (opcode)" iterations
+    (list 1 2 3 4 5 6 7))
+
+  (benchmark "list (procedure)" iterations
+    (let ((l list))
+      (l 1 2 3 4 5 6 7)))
+
+  (benchmark "make-list" iterations
+    (make-list 7)))