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src/share/vm/runtime/orderAccess.inline.hpp
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@@ -24,10 +24,11 @@
*/
#ifndef SHARE_VM_RUNTIME_ORDERACCESS_INLINE_HPP
#define SHARE_VM_RUNTIME_ORDERACCESS_INLINE_HPP
+#include "runtime/atomic.inline.hpp"
#include "runtime/orderAccess.hpp"
// Linux
#ifdef TARGET_OS_ARCH_linux_x86
# include "orderAccess_linux_x86.inline.hpp"
@@ -69,6 +70,94 @@
#endif
#ifdef TARGET_OS_ARCH_bsd_zero
# include "orderAccess_bsd_zero.inline.hpp"
#endif
+#ifdef VM_HAS_GENERALIZED_ORDER_ACCESS
+
+template<> inline void ScopedFenceGeneral<X_ACQUIRE>::postfix() { OrderAccess::acquire(); }
+template<> inline void ScopedFenceGeneral<RELEASE_X>::prefix() { OrderAccess::release(); }
+template<> inline void ScopedFenceGeneral<RELEASE_X_FENCE>::prefix() { OrderAccess::release(); }
+template<> inline void ScopedFenceGeneral<RELEASE_X_FENCE>::postfix() { OrderAccess::fence(); }
+
+
+template <typename FieldType, ScopedFenceType FenceType>
+inline void OrderAccess::ordered_store(volatile FieldType* p, FieldType v) {
+ ScopedFence<FenceType> f((void*)p);
+ store(p, v);
+}
+
+template <typename FieldType, ScopedFenceType FenceType>
+inline FieldType OrderAccess::ordered_load(volatile FieldType* p) {
+ ScopedFence<FenceType> f((void*)p);
+ return load(p);
+}
+
+inline jbyte OrderAccess::load_acquire(volatile jbyte* p) { return specialized_load_acquire(p); }
+inline jshort OrderAccess::load_acquire(volatile jshort* p) { return specialized_load_acquire(p); }
+inline jint OrderAccess::load_acquire(volatile jint* p) { return specialized_load_acquire(p); }
+inline jlong OrderAccess::load_acquire(volatile jlong* p) { return specialized_load_acquire(p); }
+inline jfloat OrderAccess::load_acquire(volatile jfloat* p) { return specialized_load_acquire(p); }
+inline jdouble OrderAccess::load_acquire(volatile jdouble* p) { return specialized_load_acquire(p); }
+inline jubyte OrderAccess::load_acquire(volatile jubyte* p) { return (jubyte) specialized_load_acquire((volatile jbyte*)p); }
+inline jushort OrderAccess::load_acquire(volatile jushort* p) { return (jushort)specialized_load_acquire((volatile jshort*)p); }
+inline juint OrderAccess::load_acquire(volatile juint* p) { return (juint) specialized_load_acquire((volatile jint*)p); }
+inline julong OrderAccess::load_acquire(volatile julong* p) { return (julong) specialized_load_acquire((volatile jlong*)p); }
+
+inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) { return (intptr_t)specialized_load_acquire(p); }
+inline void* OrderAccess::load_ptr_acquire(volatile void* p) { return (void*)specialized_load_acquire((volatile intptr_t*)p); }
+inline void* OrderAccess::load_ptr_acquire(const volatile void* p) { return (void*)specialized_load_acquire((volatile intptr_t*)p); }
+
+inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store(volatile jshort* p, jshort v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store(volatile jint* p, jint v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store(volatile jlong* p, jlong v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) { specialized_release_store((volatile jbyte*) p, (jbyte) v); }
+inline void OrderAccess::release_store(volatile jushort* p, jushort v) { specialized_release_store((volatile jshort*)p, (jshort)v); }
+inline void OrderAccess::release_store(volatile juint* p, juint v) { specialized_release_store((volatile jint*) p, (jint) v); }
+inline void OrderAccess::release_store(volatile julong* p, julong v) { specialized_release_store((volatile jlong*) p, (jlong) v); }
+
+inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) { specialized_release_store(p, v); }
+inline void OrderAccess::release_store_ptr(volatile void* p, void* v) { specialized_release_store((volatile intptr_t*)p, (intptr_t)v); }
+
+inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { specialized_release_store_fence((volatile jbyte*) p, (jbyte) v); }
+inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { specialized_release_store_fence((volatile jshort*)p, (jshort)v); }
+inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { specialized_release_store_fence((volatile jint*) p, (jint) v); }
+inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { specialized_release_store_fence((volatile jlong*) p, (jlong) v); }
+
+inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { specialized_release_store_fence(p, v); }
+inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { specialized_release_store_fence((volatile intptr_t*)p, (intptr_t)v); }
+
+// The following methods can be specialized using simple template specialization
+// in the platform specific files for optimization purposes. Otherwise the
+// generalized variant is used.
+template<typename T> inline T OrderAccess::specialized_load_acquire (volatile T* p) { return ordered_load<T, X_ACQUIRE>(p); }
+template<typename T> inline void OrderAccess::specialized_release_store (volatile T* p, T v) { ordered_store<T, RELEASE_X>(p, v); }
+template<typename T> inline void OrderAccess::specialized_release_store_fence(volatile T* p, T v) { ordered_store<T, RELEASE_X_FENCE>(p, v); }
+
+// Generalized atomic volatile accesses valid in OrderAccess
+// All other types can be expressed in terms of these.
+inline void OrderAccess::store(volatile jbyte* p, jbyte v) { *p = v; }
+inline void OrderAccess::store(volatile jshort* p, jshort v) { *p = v; }
+inline void OrderAccess::store(volatile jint* p, jint v) { *p = v; }
+inline void OrderAccess::store(volatile jlong* p, jlong v) { Atomic::store(v, p); }
+inline void OrderAccess::store(volatile jdouble* p, jdouble v) { Atomic::store(jlong_cast(v), (volatile jlong*)p); }
+inline void OrderAccess::store(volatile jfloat* p, jfloat v) { *p = v; }
+
+inline jbyte OrderAccess::load(volatile jbyte* p) { return *p; }
+inline jshort OrderAccess::load(volatile jshort* p) { return *p; }
+inline jint OrderAccess::load(volatile jint* p) { return *p; }
+inline jlong OrderAccess::load(volatile jlong* p) { return Atomic::load(p); }
+inline jdouble OrderAccess::load(volatile jdouble* p) { return jdouble_cast(Atomic::load((volatile jlong*)p)); }
+inline jfloat OrderAccess::load(volatile jfloat* p) { return *p; }
+
+#endif // VM_HAS_GENERALIZED_ORDER_ACCESS
+
#endif // SHARE_VM_RUNTIME_ORDERACCESS_INLINE_HPP
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