From c2ad3cada063cbfd6fa30223725177972f763cb9 Mon Sep 17 00:00:00 2001
From: Mikael Ronstrom <mikael@mysql.com>
Date: Mon, 13 Oct 2008 21:46:29 +0200
Subject: [PATCH] Sparc prefetch patch

---
 storage/innobase/include/univ.i | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/storage/innobase/include/univ.i b/storage/innobase/include/univ.i
index 8ab62e655ff..ec0ef2e9109 100644
--- a/storage/innobase/include/univ.i
+++ b/storage/innobase/include/univ.i
@@ -9,6 +9,10 @@ Created 1/20/1994 Heikki Tuuri
 #ifndef univ_i
 #define univ_i
 
+#if ( defined(sun) || defined(__sun) )
+# include <sun_prefetch.h>
+#endif
+
 #if (defined(WIN32) || defined(_WIN32) || defined(WIN64) || defined(_WIN64)) && !defined(MYSQL_SERVER) && !defined(__WIN__)
 # undef __WIN__
 # define __WIN__
@@ -274,6 +278,11 @@ it is read. */
 /* Minimize cache-miss latency by moving data at addr into a cache before
 it is read or written. */
 # define UNIV_PREFETCH_RW(addr) __builtin_prefetch(addr, 1, 3)
+#elif ( defined(sun) || defined(__sun) )
+# define UNIV_EXPECT(expr,value) (expr)
+# define UNIV_LIKELY_NULL(expr) (expr)
+# define UNIV_PREFETCH_R(addr) sparc_prefetch_read_many(addr)
+# define UNIV_PREFETCH_RW(addr) sparc_prefetch_write_many(addr)
 #else
 /* Dummy versions of the macros */
 # define UNIV_EXPECT(expr,value) (expr)