Remove unused sync_core() definitions

[urcu.git] / urcu / arch_ppc.h

diff --git a/urcu/arch_ppc.h b/urcu/arch_ppc.h
index 12b018eef7d90276524d56e8606ab3786e615a0b..185cb22f3f1fff025fc48447a2653f6f47703866 100644 (file)
--- a/urcu/arch_ppc.h
+++ b/urcu/arch_ppc.h
@@ -25,65 +25,14 @@
 #include <urcu/compiler.h>
 #include <urcu/config.h>
 
-#define CONFIG_HAVE_MEM_COHERENCY
+#ifdef __cplusplus
+extern "C" {
+#endif 
 
 /* Include size of POWER5+ L3 cache lines: 256 bytes */
 #define CACHE_LINE_SIZE        256
 
-#ifndef BITS_PER_LONG
-#define BITS_PER_LONG  (__SIZEOF_LONG__ * 8)
-#endif
-
 #define mb()    asm volatile("sync":::"memory")
-#define rmb()   asm volatile("sync":::"memory")
-#define wmb()   asm volatile("sync"::: "memory")
-
-/*
- * Architectures without cache coherency need something like the following:
- *
- * #define mb()                mc()
- * #define rmb()       rmc()
- * #define wmb()       wmc()
- * #define mc()                arch_cache_flush()
- * #define rmc()       arch_cache_flush_read()
- * #define wmc()       arch_cache_flush_write()
- */
-
-#define mc()   barrier()
-#define rmc()  barrier()
-#define wmc()  barrier()
-
-#ifdef CONFIG_URCU_SMP
-#define smp_mb()       mb()
-#define smp_rmb()      rmb()
-#define smp_wmb()      wmb()
-#define smp_mc()       mc()
-#define smp_rmc()      rmc()
-#define smp_wmc()      wmc()
-#else
-#define smp_mb()       barrier()
-#define smp_rmb()      barrier()
-#define smp_wmb()      barrier()
-#define smp_mc()       barrier()
-#define smp_rmc()      barrier()
-#define smp_wmc()      barrier()
-#endif
-
-/* Nop everywhere except on alpha. */
-#define smp_read_barrier_depends()
-
-static inline void cpu_relax(void)
-{
-       barrier();
-}
-
-/*
- * Serialize core instruction execution. Also acts as a compiler barrier.
- */
-static inline void sync_core()
-{
-       asm volatile("isync" : : : "memory");
-}
 
 #define mftbl()                                                \
        ({                                              \
@@ -115,4 +64,10 @@ static inline cycles_t get_cycles (void)
        }
 }
 
+#ifdef __cplusplus 
+}
+#endif
+
+#include <urcu/arch_generic.h>
+
 #endif /* _URCU_ARCH_PPC_H */