src/os/solaris/vm/os_solaris.cpp

@@ -180,79 +180,10 @@
   static int pthread_cond_default_init(cond_t *cv, int scope, void *arg){ memset(cv, 0, sizeof(cond_t)); return 0; }
 }
 
 static void unpackTime(timespec* absTime, bool isAbsolute, jlong time);
 
-// Thread Local Storage
-// This is common to all Solaris platforms so it is defined here,
-// in this common file.
-// The declarations are in the os_cpu threadLS*.hpp files.
-//
-// Static member initialization for TLS
-Thread* ThreadLocalStorage::_get_thread_cache[ThreadLocalStorage::_pd_cache_size] = {NULL};
-
-#ifndef PRODUCT
-  #define _PCT(n,d)       ((100.0*(double)(n))/(double)(d))
-
-int ThreadLocalStorage::_tcacheHit = 0;
-int ThreadLocalStorage::_tcacheMiss = 0;
-
-void ThreadLocalStorage::print_statistics() {
-  int total = _tcacheMiss+_tcacheHit;
-  tty->print_cr("Thread cache hits %d misses %d total %d percent %f\n",
-                _tcacheHit, _tcacheMiss, total, _PCT(_tcacheHit, total));
-}
-  #undef _PCT
-#endif // PRODUCT
-
-Thread* ThreadLocalStorage::get_thread_via_cache_slowly(uintptr_t raw_id,
-                                                        int index) {
-  Thread *thread = get_thread_slow();
-  if (thread != NULL) {
-    address sp = os::current_stack_pointer();
-    guarantee(thread->_stack_base == NULL ||
-              (sp <= thread->_stack_base &&
-              sp >= thread->_stack_base - thread->_stack_size) ||
-              is_error_reported(),
-              "sp must be inside of selected thread stack");
-
-    thread->set_self_raw_id(raw_id);  // mark for quick retrieval
-    _get_thread_cache[index] = thread;
-  }
-  return thread;
-}
-
-
-static const double all_zero[sizeof(Thread) / sizeof(double) + 1] = {0};
-#define NO_CACHED_THREAD ((Thread*)all_zero)
-
-void ThreadLocalStorage::pd_set_thread(Thread* thread) {
-
-  // Store the new value before updating the cache to prevent a race
-  // between get_thread_via_cache_slowly() and this store operation.
-  os::thread_local_storage_at_put(ThreadLocalStorage::thread_index(), thread);
-
-  // Update thread cache with new thread if setting on thread create,
-  // or NO_CACHED_THREAD (zeroed) thread if resetting thread on exit.
-  uintptr_t raw = pd_raw_thread_id();
-  int ix = pd_cache_index(raw);
-  _get_thread_cache[ix] = thread == NULL ? NO_CACHED_THREAD : thread;
-}
-
-void ThreadLocalStorage::pd_init() {
-  for (int i = 0; i < _pd_cache_size; i++) {
-    _get_thread_cache[i] = NO_CACHED_THREAD;
-  }
-}
-
-// Invalidate all the caches (happens to be the same as pd_init).
-void ThreadLocalStorage::pd_invalidate_all() { pd_init(); }
-
-#undef NO_CACHED_THREAD
-
-// END Thread Local Storage
-
 static inline size_t adjust_stack_size(address base, size_t size) {
   if ((ssize_t)size < 0) {
     // 4759953: Compensate for ridiculous stack size.
     size = max_intx;
   }

@@ -1287,71 +1218,10 @@
 
 int os::current_process_id() {
   return (int)(_initial_pid ? _initial_pid : getpid());
 }
 
-int os::allocate_thread_local_storage() {
-  // %%%       in Win32 this allocates a memory segment pointed to by a
-  //           register.  Dan Stein can implement a similar feature in
-  //           Solaris.  Alternatively, the VM can do the same thing
-  //           explicitly: malloc some storage and keep the pointer in a
-  //           register (which is part of the thread's context) (or keep it
-  //           in TLS).
-  // %%%       In current versions of Solaris, thr_self and TSD can
-  //           be accessed via short sequences of displaced indirections.
-  //           The value of thr_self is available as %g7(36).
-  //           The value of thr_getspecific(k) is stored in %g7(12)(4)(k*4-4),
-  //           assuming that the current thread already has a value bound to k.
-  //           It may be worth experimenting with such access patterns,
-  //           and later having the parameters formally exported from a Solaris
-  //           interface.  I think, however, that it will be faster to
-  //           maintain the invariant that %g2 always contains the
-  //           JavaThread in Java code, and have stubs simply
-  //           treat %g2 as a caller-save register, preserving it in a %lN.
-  thread_key_t tk;
-  if (thr_keycreate(&tk, NULL)) {
-    fatal(err_msg("os::allocate_thread_local_storage: thr_keycreate failed "
-                  "(%s)", strerror(errno)));
-  }
-  return int(tk);
-}
-
-void os::free_thread_local_storage(int index) {
-  // %%% don't think we need anything here
-  // if (pthread_key_delete((pthread_key_t) tk)) {
-  //   fatal("os::free_thread_local_storage: pthread_key_delete failed");
-  // }
-}
-
-// libthread allocate for tsd_common is a version specific
-// small number - point is NO swap space available
-#define SMALLINT 32
-void os::thread_local_storage_at_put(int index, void* value) {
-  // %%% this is used only in threadLocalStorage.cpp
-  if (thr_setspecific((thread_key_t)index, value)) {
-    if (errno == ENOMEM) {
-      vm_exit_out_of_memory(SMALLINT, OOM_MALLOC_ERROR,
-                            "thr_setspecific: out of swap space");
-    } else {
-      fatal(err_msg("os::thread_local_storage_at_put: thr_setspecific failed "
-                    "(%s)", strerror(errno)));
-    }
-  } else {
-    ThreadLocalStorage::set_thread_in_slot((Thread *) value);
-  }
-}
-
-// This function could be called before TLS is initialized, for example, when
-// VM receives an async signal or when VM causes a fatal error during
-// initialization. Return NULL if thr_getspecific() fails.
-void* os::thread_local_storage_at(int index) {
-  // %%% this is used only in threadLocalStorage.cpp
-  void* r = NULL;
-  return thr_getspecific((thread_key_t)index, &r) != 0 ? NULL : r;
-}
-
-
 // gethrtime() should be monotonic according to the documentation,
 // but some virtualized platforms are known to break this guarantee.
 // getTimeNanos() must be guaranteed not to move backwards, so we
 // are forced to add a check here.
 inline hrtime_t getTimeNanos() {