1 files changed, 3 insertions, 1 deletions
diff --git a/defines.h b/defines.h
index 52d9856ab6..cb488d7bf7 100644
--- a/defines.h
+++ b/defines.h
@@ -140,7 +140,9 @@ void xfree _((void*));
 #if defined(sparc) || defined(__sparc__)
 # if defined(linux) || defined(__linux__)
 #define FLUSH_REGISTER_WINDOWS  asm("ta  0x83")
-# else /* Solaris, not sparc linux */
+# elif defined(__FreeBSD__) && defined(__sparc64__)
+#define FLUSH_REGISTER_WINDOWS  asm volatile("flushw" : :)
+# else /* Solaris, OpenBSD, NetBSD, etc. */
 #define FLUSH_REGISTER_WINDOWS  asm("ta  0x03")
 # endif /* trap always to flush register windows if we are on a Sparc system */
 #else /* Not a sparc, so */