Introduce fast path for the widely used marker operation.

* alloc.c (build_marker): New function.
* lisp.h (build_marker): New prototype.
* buffer.c (clone_per_buffer_values, Fmake_indirect_buffer): Use it.
* composite.c (autocmp_chars): Likewise.
* editfns.c (buildmark): Remove.
(Fpoint_marker, Fpoint_min_marker, Fpoint_max_marker)
(save_restriction_save): Use build_marker.
* marker.c (buf_charpos_to_bytepos, buf_bytepos_to_charpos): Likewise.
* window.c (save_window_save): Likewise.

1 files changed, 13 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index c8a9b3f8b0c..460bdaa198c 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,18 @@
 2012-07-06  Dmitry Antipov  <dmantipov@yandex.ru>
 
+        Introduce fast path for the widely used marker operation.
+        * alloc.c (build_marker): New function.
+        * lisp.h (build_marker): New prototype.
+        * buffer.c (clone_per_buffer_values, Fmake_indirect_buffer): Use it.
+        * composite.c (autocmp_chars): Likewise.
+        * editfns.c (buildmark): Remove.
+        (Fpoint_marker, Fpoint_min_marker, Fpoint_max_marker)
+        (save_restriction_save): Use build_marker.
+        * marker.c (buf_charpos_to_bytepos, buf_bytepos_to_charpos): Likewise.
+        * window.c (save_window_save): Likewise.
+
+2012-07-06  Dmitry Antipov  <dmantipov@yandex.ru>
+
         Do not use Fdelete_overlay in delete_all_overlays
         to avoid redundant calls to unchain_overlay.
         * buffer.c (drop_overlay): New function.