Instead of calling ia32_pause() conditionally on __i386__ or __amd64__

being defined, define and use a new MD macro, cpu_spinwait().  It only
expands to something on i386 and amd64, so the compiled code should be
identical.

Name of the macro found by:	jhb
Reviewed by:	jhb

1 files changed, 1 insertions, 0 deletions

diff --git a/sys/powerpc/include/cpu.h b/sys/powerpc/include/cpu.h
index 4e4119c..abe7ef4 100644
--- a/sys/powerpc/include/cpu.h
+++ b/sys/powerpc/include/cpu.h
@@ -89,6 +89,7 @@ get_cyclecount(void)
 }
 
 #define	cpu_getstack(td)	((td)->td_frame->fixreg[1])
+#define	cpu_spinwait()		/* nothing */
 
 void	cpu_halt(void);
 void	cpu_reset(void);