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$NetBSD: patch-bb,v 1.4 2008/11/19 11:17:49 kefren Exp $
--- mono/io-layer/atomic.h.orig 2008-07-01 20:50:32.000000000 +0300
+++ mono/io-layer/atomic.h 2008-11-19 11:37:19.000000000 +0200
@@ -10,11 +10,61 @@
#ifndef _WAPI_ATOMIC_H_
#define _WAPI_ATOMIC_H_
+#if defined(__NetBSD__)
+#include <sys/param.h>
+
+#if __NetBSD_Version__ > 499004000
+#include <sys/atomic.h>
+#define HAVE_ATOMIC_OPS
+#endif
+
+#endif
+
#include <glib.h>
#include "mono/io-layer/wapi.h"
-#if defined(__i386__) || defined(__x86_64__)
+#if defined(__NetBSD__) && defined(HAVE_ATOMIC_OPS)
+
+#define WAPI_ATOMIC_ASM
+static inline gint32 InterlockedCompareExchange(volatile gint32 *dest,
+ gint32 exch, gint32 comp)
+{
+ return atomic_cas_32((uint32_t*)dest, comp, exch);
+}
+
+static inline gpointer InterlockedCompareExchangePointer(volatile gpointer *dest, gpointer exch, gpointer comp)
+{
+ return atomic_cas_ptr(dest, comp, exch);
+}
+
+static inline gint32 InterlockedIncrement(volatile gint32 *val)
+{
+ return atomic_inc_32_nv((uint32_t*)val);
+}
+
+static inline gint32 InterlockedDecrement(volatile gint32 *val)
+{
+ return atomic_dec_32_nv((uint32_t*)val);
+}
+
+static inline gint32 InterlockedExchange(volatile gint32 *val, gint32 new_val)
+{
+ return atomic_swap_32((uint32_t*)val, new_val);
+}
+
+static inline gpointer InterlockedExchangePointer(volatile gpointer *val,
+ gpointer new_val)
+{
+ return atomic_swap_ptr(val, new_val);
+}
+
+static inline gint32 InterlockedExchangeAdd(volatile gint32 *val, gint32 add)
+{
+ return atomic_add_32_nv((uint32_t*)val, add) - add;
+}
+
+#elif defined(__i386__) || defined(__x86_64__)
#define WAPI_ATOMIC_ASM
/*
|
