commit: Random (minimal) performance improvements at startup.

changeset: 4687:02b7c7189041 tag: tip user: Aidan Kehoe <kehoea(a)parhasard.net&gt; date: Sun Sep 06 23:47:12 2009 +0100 files: lisp/ChangeLog lisp/mule/mule-cmds.el lisp/simple.el description: Random (minimal) performance improvements at startup. lisp/ChangeLog addition: 2009-09-06 Aidan Kehoe <kehoea(a)parhasard.net&gt; * simple.el (handle-pre-motion-command-current-command-is-motion): If KEY is a character, ascertain that once, not every iteration of the loop. * mule/mule-cmds.el (finish-set-language-environment): Don't call #'string-match on a one-character string, use functions that have bytecodes instead, since this is called so often on startup. diff -r cdabd56ce1b5 -r 02b7c7189041 lisp/ChangeLog --- a/lisp/ChangeLog Sun Sep 06 19:36:02 2009 +0100 +++ b/lisp/ChangeLog Sun Sep 06 23:47:12 2009 +0100 ＠＠ -1,3 +1,13 ＠＠ +2009-09-06 Aidan Kehoe <kehoea(a)parhasard.net&gt; + + * simple.el (handle-pre-motion-command-current-command-is-motion): + If KEY is a character, ascertain that once, not every iteration of + the loop. + * mule/mule-cmds.el (finish-set-language-environment): + Don't call #'string-match on a one-character string, use functions + that have bytecodes instead, since this is called so often on + startup. + 2009-08-31 Aidan Kehoe <kehoea(a)parhasard.net&gt; * byte-optimize.el (byte-optimize-form-code-walker): diff -r cdabd56ce1b5 -r 02b7c7189041 lisp/mule/mule-cmds.el --- a/lisp/mule/mule-cmds.el Sun Sep 06 19:36:02 2009 +0100 +++ b/lisp/mule/mule-cmds.el Sun Sep 06 23:47:12 2009 +0100 ＠＠ -771,7 +771,7 ＠＠ (let ((invalid-sequence-coding-system (get-language-info language-name 'invalid-sequence-coding-system)) (disp-table (specifier-instance current-display-table)) - glyph string unicode-error-lookup) + glyph string unicode-error-lookup first-char) (when (consp invalid-sequence-coding-system) (setq invalid-sequence-coding-system (car invalid-sequence-coding-system))) ＠＠ -788,7 +788,9 ＠＠ (when unicode-error-lookup (setq string (format "%c" unicode-error-lookup))) ;; Treat control characters specially: - (when (string-match "^[\x00-\x1f\x80-\x9f]$" string) + (setq first-char (aref string 0)) + (when (or (and (>= #x00 first-char) (<= first-char #x1f)) + (and (>= #x80 first-char) (<= first-char #x9f))) (setq string (format "^%c" (+ ?＠ (aref string 0)))))) (setq glyph (make-glyph (vector 'string :data string))) (set-glyph-face glyph 'unicode-invalid-sequence-warning-face) diff -r cdabd56ce1b5 -r 02b7c7189041 lisp/simple.el --- a/lisp/simple.el Sun Sep 06 19:36:02 2009 +0100 +++ b/lisp/simple.el Sun Sep 06 23:47:12 2009 +0100 ＠＠ -2091,11 +2091,12 ＠＠ ;(princ (format "key: %s mods: %s\n" key mods) 'external-debugging-output) (catch 'handle-pre-motion-command-current-command-is-motion (flet ((keysyms-equal (a b) - (if (characterp a) - (setq a (intern (char-to-string (downcase a))))) (if (characterp b) (setq b (intern (char-to-string (downcase b))))) (eq a b))) + (setq key (if (characterp key) + (intern (char-to-string (downcase key))) + key)) (dolist (keysym motion-keys-for-shifted-motion) (when (if (listp keysym) (and (equal mods (butlast keysym)) _______________________________________________ XEmacs-Patches mailing list XEmacs-Patches(a)xemacs.org http://calypso.tux.org/cgi-bin/mailman/listinfo/xemacs-patches