src/hotspot/share/oops/methodData.inline.hpp

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_OOPS_METHODDATA_INLINE_HPP
#define SHARE_OOPS_METHODDATA_INLINE_HPP

#include "oops/methodData.hpp"

#include "runtime/atomic.hpp"
#include "runtime/mutexLocker.hpp"

inline void DataLayout::release_set_cell_at(int index, intptr_t value) {
  Atomic::release_store(&_cells[index], value);
}

inline void ProfileData::release_set_intptr_at(int index, intptr_t value) {
  assert(0 <= index && index < cell_count(), "oob");
  data()->release_set_cell_at(index, value);
}

inline void ProfileData::release_set_uint_at(int index, uint value) {
  release_set_intptr_at(index, (intptr_t) value);
}

inline void ProfileData::release_set_int_at(int index, int value) {
  release_set_intptr_at(index, (intptr_t) value);
}

inline void RetData::release_set_bci(uint row, int bci) {
  assert((uint)row < row_limit(), "oob");
  // 'release' when setting the bci acts as a valid flag for other
  // threads wrt bci_count and bci_displacement.
  release_set_int_at(bci0_offset + row * ret_row_cell_count, bci);
}

inline uint MethodData::arg_modified(int a) {
  // Lock and avoid breaking lock with Safepoint
  MutexLocker ml(extra_data_lock(), Mutex::_no_safepoint_check_flag);
  ArgInfoData* aid = arg_info();
  assert(aid != nullptr, "arg_info must be not null");
  assert(a >= 0 && a < aid->number_of_args(), "valid argument number");
  return aid->arg_modified(a);
}

inline void MethodData::set_arg_modified(int a, uint v) {
  // Lock and avoid breaking lock with Safepoint
  MutexLocker ml(extra_data_lock(), Mutex::_no_safepoint_check_flag);
  ArgInfoData* aid = arg_info();
  assert(aid != nullptr, "arg_info must be not null");
  assert(a >= 0 && a < aid->number_of_args(), "valid argument number");
  aid->set_arg_modified(a, v);
}

#endif // SHARE_OOPS_METHODDATA_INLINE_HPP