X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/9850eff524bd0747a9561f3b4c90dfc3749f4ecb..b895c72059521fec064ff27b4cfcfa4104081c4e:/lisp/emacs-lisp/benchmark.el

diff --git a/lisp/emacs-lisp/benchmark.el b/lisp/emacs-lisp/benchmark.el
index 62b1f058d8..613cfa27d7 100644
--- a/lisp/emacs-lisp/benchmark.el
+++ b/lisp/emacs-lisp/benchmark.el
@@ -1,7 +1,6 @@
 ;;; benchmark.el --- support for benchmarking code
 
-;; Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008
-;;   Free Software Foundation, Inc.
+;; Copyright (C) 2003-2016 Free Software Foundation, Inc.
 
 ;; Author: Dave Love  <fx@gnu.org>
 ;; Keywords: lisp, extensions
@@ -40,9 +39,8 @@
        (setq ,t1 (current-time))
        ,@forms
        (setq ,t2 (current-time))
-       (+ (* (- (car ,t2) (car ,t1)) 65536.0)
-	  (- (nth 1 ,t2) (nth 1 ,t1))
-	  (* (- (nth 2 ,t2) (nth 2 ,t1)) 1.0e-6)))))
+       (float-time (time-subtract ,t2 ,t1)))))
+
 (put 'benchmark-elapse 'edebug-form-spec t)
 (put 'benchmark-elapse 'lisp-indent-function 0)
 
@@ -55,6 +53,7 @@ FORMS once.
 Return a list of the total elapsed time for execution, the number of
 garbage collections that ran, and the time taken by garbage collection.
 See also `benchmark-run-compiled'."
+  (declare (indent 1) (debug t))
   (unless (natnump repetitions)
     (setq forms (cons repetitions forms)
 	  repetitions 1))
@@ -71,8 +70,6 @@ See also `benchmark-run-compiled'."
 		`(benchmark-elapse ,@forms))
 	     (- gcs-done ,gcs)
 	     (- gc-elapsed ,gc)))))
-(put 'benchmark-run 'edebug-form-spec t)
-(put 'benchmark-run 'lisp-indent-function 2)
 
 ;;;###autoload
 (defmacro benchmark-run-compiled (&optional repetitions &rest forms)
@@ -80,6 +77,7 @@ See also `benchmark-run-compiled'."
 This is like `benchmark-run', but what is timed is a funcall of the
 byte code obtained by wrapping FORMS in a `lambda' and compiling the
 result.  The overhead of the `lambda's is accounted for."
+  (declare (indent 1) (debug t))
   (unless (natnump repetitions)
     (setq forms (cons repetitions forms)
 	  repetitions 1))
@@ -98,14 +96,12 @@ result.  The overhead of the `lambda's is accounted for."
 					  (funcall ,lambda-code))))
 		`(benchmark-elapse (funcall ,code)))
 	     (- gcs-done ,gcs) (- gc-elapsed ,gc)))))
-(put 'benchmark-run-compiled 'edebug-form-spec t)
-(put 'benchmark-run-compiled 'lisp-indent-function 2)
 
 ;;;###autoload
 (defun benchmark (repetitions form)
   "Print the time taken for REPETITIONS executions of FORM.
-Interactively, REPETITIONS is taken from the prefix arg.  For
-non-interactive use see also `benchmark-run' and
+Interactively, REPETITIONS is taken from the prefix arg.
+For non-interactive use see also `benchmark-run' and
 `benchmark-run-compiled'."
   (interactive "p\nxForm: ")
   (let ((result (eval `(benchmark-run ,repetitions ,form))))
@@ -116,5 +112,4 @@ non-interactive use see also `benchmark-run' and
 
 (provide 'benchmark)
 
-;; arch-tag: be570e24-4b51-4784-adf3-fa2b56c31946
 ;;; benchmark.el ends here