src/cpu/aarch64/vm/templateInterpreter_aarch64.cpp

rev 7516 : 8069593: AARCH64: Changes to JavaThread::_thread_state must use acquire and release
Summary: Use release stores for all changes to thread state.
Reviewed-by: kvn

*** 1095,1105 ****
    }
  #endif
  
    // Change state to native
    __ mov(rscratch1, _thread_in_native);
!   __ strw(rscratch1, Address(rthread, JavaThread::thread_state_offset()));
  
    // Call the native method.
    __ blrt(r10, rscratch1);
    __ maybe_isb();
    __ get_method(rmethod);
--- 1095,1106 ----
    }
  #endif
  
    // Change state to native
    __ mov(rscratch1, _thread_in_native);
!   __ lea(rscratch2, Address(rthread, JavaThread::thread_state_offset()));
!   __ stlrw(rscratch1, rscratch2);
  
    // Call the native method.
    __ blrt(r10, rscratch1);
    __ maybe_isb();
    __ get_method(rmethod);
*** 1116,1126 ****
    __ push(dtos);
    __ push(ltos);
  
    // change thread state
    __ mov(rscratch1, _thread_in_native_trans);
!   __ strw(rscratch1, Address(rthread, JavaThread::thread_state_offset()));
  
    if (os::is_MP()) {
      if (UseMembar) {
        // Force this write out before the read below
        __ dsb(Assembler::SY);
--- 1117,1128 ----
    __ push(dtos);
    __ push(ltos);
  
    // change thread state
    __ mov(rscratch1, _thread_in_native_trans);
!   __ lea(rscratch2, Address(rthread, JavaThread::thread_state_offset()));
!   __ stlrw(rscratch1, rscratch2);
  
    if (os::is_MP()) {
      if (UseMembar) {
        // Force this write out before the read below
        __ dsb(Assembler::SY);
*** 1163,1173 ****
      __ bind(Continue);
    }
  
    // change thread state
    __ mov(rscratch1, _thread_in_Java);
!   __ strw(rscratch1, Address(rthread, JavaThread::thread_state_offset()));
  
    // reset_last_Java_frame
    __ reset_last_Java_frame(true, true);
  
    // reset handle block
--- 1165,1176 ----
      __ bind(Continue);
    }
  
    // change thread state
    __ mov(rscratch1, _thread_in_Java);
!   __ lea(rscratch2, Address(rthread, JavaThread::thread_state_offset()));
!   __ stlrw(rscratch1, rscratch2);
  
    // reset_last_Java_frame
    __ reset_last_Java_frame(true, true);
  
    // reset handle block