src/cpu/s390/vm/stubGenerator_s390.cpp

rev 12651 : 8175267: [s390] cleanup stub code "handler_for_unsafe_access"

*** 621,650 ****
  #define __ _masm->
  #else
  #define __ (Verbose ? (_masm->block_comment(FILE_AND_LINE),_masm):_masm)->
  #endif
  
-   //----------------------------------------------------------------------
-   // The following routine generates a subroutine to throw an asynchronous
-   // UnknownError when an unsafe access gets a fault that could not be
-   // reasonably prevented by the programmer. (Example: SIGBUS/OBJERR.)
-   //
-   // Arguments:
-   //   trapping PC: ??
-   //
-   // Results:
-   //   Posts an asynchronous exception, skips the trapping instruction.
-   //
-   address generate_handler_for_unsafe_access() {
-     StubCodeMark mark(this, "StubRoutines", "handler_for_unsafe_access");
-     {
-       address start = __ pc();
-       __ unimplemented("StubRoutines::handler_for_unsafe_access", 86);
-       return start;
-     }
-   }
- 
    // Support for uint StubRoutine::zarch::partial_subtype_check(Klass
    // sub, Klass super);
    //
    // Arguments:
    //   ret  : Z_RET, returned
--- 621,630 ----
*** 2459,2470 ****
      // These entry points require SharedInfo::stack0 to be set up in non-core builds.
      StubRoutines::_throw_AbstractMethodError_entry         = generate_throw_exception("AbstractMethodError throw_exception",          CAST_FROM_FN_PTR(address, SharedRuntime::throw_AbstractMethodError),  false);
      StubRoutines::_throw_IncompatibleClassChangeError_entry= generate_throw_exception("IncompatibleClassChangeError throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_IncompatibleClassChangeError),  false);
      StubRoutines::_throw_NullPointerException_at_call_entry= generate_throw_exception("NullPointerException at call throw_exception", CAST_FROM_FN_PTR(address, SharedRuntime::throw_NullPointerException_at_call), false);
  
-     StubRoutines::zarch::_handler_for_unsafe_access_entry  =  generate_handler_for_unsafe_access();
- 
      // Support for verify_oop (must happen after universe_init).
      StubRoutines::_verify_oop_subroutine_entry             = generate_verify_oop_subroutine();
  
      // Arraycopy stubs used by compilers.
      generate_arraycopy_stubs();
--- 2439,2448 ----