src/hotspot/os_cpu/linux_ppc/orderAccess_linux_ppc.hpp

*** 66,77 ****
  
  #define inlasm_sync()     __asm__ __volatile__ ("sync"   : : : "memory");
  #define inlasm_lwsync()   __asm__ __volatile__ ("lwsync" : : : "memory");
  #define inlasm_eieio()    __asm__ __volatile__ ("eieio"  : : : "memory");
  #define inlasm_isync()    __asm__ __volatile__ ("isync"  : : : "memory");
- // Use twi-isync for load_acquire (faster than lwsync).
- #define inlasm_acquire_reg(X) __asm__ __volatile__ ("twi 0,%0,0\n isync\n" : : "r" (X) : "memory");
  
  inline void   OrderAccess::loadload()   { inlasm_lwsync(); }
  inline void   OrderAccess::storestore() { inlasm_lwsync(); }
  inline void   OrderAccess::loadstore()  { inlasm_lwsync(); }
  inline void   OrderAccess::storeload()  { inlasm_sync();   }
--- 66,75 ----
*** 80,98 ****
  inline void   OrderAccess::release()    { inlasm_lwsync(); }
  inline void   OrderAccess::fence()      { inlasm_sync();   }
  inline void   OrderAccess::cross_modify_fence()
                                          { inlasm_isync();  }
  
- template<size_t byte_size>
- struct OrderAccess::PlatformOrderedLoad<byte_size, X_ACQUIRE>
- {
-   template <typename T>
-   T operator()(const volatile T* p) const { T t = Atomic::load(p); inlasm_acquire_reg(t); return t; }
- };
- 
  #undef inlasm_sync
  #undef inlasm_lwsync
  #undef inlasm_eieio
  #undef inlasm_isync
- #undef inlasm_acquire_reg
  
  #endif // OS_CPU_LINUX_PPC_ORDERACCESS_LINUX_PPC_HPP
--- 78,88 ----