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Diffstat (limited to 'src/osd/windows/winwork.c')
-rw-r--r--src/osd/windows/winwork.c24
1 files changed, 22 insertions, 2 deletions
diff --git a/src/osd/windows/winwork.c b/src/osd/windows/winwork.c
index c55511a6446..8e1c8d1048e 100644
--- a/src/osd/windows/winwork.c
+++ b/src/osd/windows/winwork.c
@@ -25,8 +25,6 @@
#include "eminline.h"
-#include "osinline.h"
-
//============================================================
// DEBUGGING
@@ -59,6 +57,28 @@
#define end_timing(v) do { } while (0)
#endif
+#if __GNUC__ && defined(__i386__) && !defined(__x86_64)
+#undef YieldProcessor
+#endif
+
+#ifndef YieldProcessor
+#ifdef __GNUC__
+INLINE void osd_yield_processor(void)
+{
+ __asm__ __volatile__ ( "rep; nop" );
+}
+#else
+INLINE void osd_yield_processor(void)
+{
+ __asm { rep nop }
+}
+#endif
+#else
+#define osd_yield_processor YieldProcessor
+#endif
+
+
+
//============================================================
// TYPE DEFINITIONS
//============================================================