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8132510: Replace ThreadLocalStorage with compiler/language-based thread-local variables

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Used compiled-based TLS when available. Additional contributions by Thomas Stufe (AIX) and Andrew Haley (Aarch64)

Reviewed-by: stuefe, bdelsart, dcubed
This commit is contained in:
David Holmes 2015-12-04 04:06:37 -05:00
parent 8929fdddb8
commit 6e0ea9d21c
101 changed files with 449 additions and 1966 deletions
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6
hotspot/src/share/vm/runtime/vm_operations.cpp
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@ -378,7 +378,7 @@ Thread * VM_Exit::_shutdown_thread = NULL;
int VM_Exit::set_vm_exited() {
CodeCacheExtensions::complete_step(CodeCacheExtensionsSteps::LastStep);
Thread * thr_cur = ThreadLocalStorage::get_thread_slow();
Thread * thr_cur = Thread::current();
assert(SafepointSynchronize::is_at_safepoint(), "must be at safepoint already");
@ -400,7 +400,7 @@ int VM_Exit::wait_for_threads_in_native_to_block() {
// to wait for threads in _thread_in_native state to be quiescent.
assert(SafepointSynchronize::is_at_safepoint(), "must be at safepoint already");
Thread * thr_cur = ThreadLocalStorage::get_thread_slow();
Thread * thr_cur = Thread::current();
Monitor timer(Mutex::leaf, "VM_Exit timer", true,
Monitor::_safepoint_check_never);
@ -477,7 +477,7 @@ void VM_Exit::doit() {
void VM_Exit::wait_if_vm_exited() {
if (_vm_exited &&
ThreadLocalStorage::get_thread_slow() != _shutdown_thread) {
Thread::current_or_null() != _shutdown_thread) {
// _vm_exited is set at safepoint, and the Threads_lock is never released
// we will block here until the process dies
Threads_lock->lock_without_safepoint_check();