Update MemSet comments.

This commit is contained in:
Bruce Momjian 2002-10-08 19:17:58 +00:00
parent 56ece37384
commit 59da96b8ce

View File

@ -12,7 +12,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: c.h,v 1.126 2002/09/04 22:54:18 petere Exp $
* $Id: c.h,v 1.127 2002/10/08 19:17:58 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -574,11 +574,9 @@ typedef NameData *Name;
* This has to be a macro because the main point is to avoid function-call
* overhead.
*
* We got the 64 number by testing this against the stock memset() on
* BSD/OS 3.0. Larger values were slower. bjm 1997/09/11
*
* I think the crossover point could be a good deal higher for
* most platforms, actually. tgl 2000-03-19
* We got the MEMSET_LOOP_LIMIT value by testing this against the libc
* memset() on several platforms, some with assembly language versions.
* bjm 2002-10-08
*/
#define MemSet(start, val, len) \
do \