2470
2471 #ifdef _WIN64
2472 // Special care for fast JNI field accessors.
2473 // jni_fast_Get<Primitive>Field can trap at certain pc's if a GC kicks
2474 // in and the heap gets shrunk before the field access.
2475 if (exception_code == EXCEPTION_ACCESS_VIOLATION) {
2476 address addr = JNI_FastGetField::find_slowcase_pc(pc);
2477 if (addr != (address)-1) {
2478 return Handle_Exception(exceptionInfo, addr);
2479 }
2480 }
2481 #endif
2482
2483 // Stack overflow or null pointer exception in native code.
2484 report_error(t, exception_code, pc, exceptionInfo->ExceptionRecord,
2485 exceptionInfo->ContextRecord);
2486 return EXCEPTION_CONTINUE_SEARCH;
2487 } // /EXCEPTION_ACCESS_VIOLATION
2488 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2489
2490 if (in_java) {
2491 switch (exception_code) {
2492 case EXCEPTION_INT_DIVIDE_BY_ZERO:
2493 return Handle_Exception(exceptionInfo, SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_DIVIDE_BY_ZERO));
2494
2495 case EXCEPTION_INT_OVERFLOW:
2496 return Handle_IDiv_Exception(exceptionInfo);
2497
2498 } // switch
2499 }
2500 if (((thread->thread_state() == _thread_in_Java) ||
2501 (thread->thread_state() == _thread_in_native)) &&
2502 exception_code != EXCEPTION_UNCAUGHT_CXX_EXCEPTION) {
2503 LONG result=Handle_FLT_Exception(exceptionInfo);
2504 if (result==EXCEPTION_CONTINUE_EXECUTION) return result;
2505 }
2506 }
2507
2508 if (exception_code != EXCEPTION_BREAKPOINT) {
2509 report_error(t, exception_code, pc, exceptionInfo->ExceptionRecord,
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2470
2471 #ifdef _WIN64
2472 // Special care for fast JNI field accessors.
2473 // jni_fast_Get<Primitive>Field can trap at certain pc's if a GC kicks
2474 // in and the heap gets shrunk before the field access.
2475 if (exception_code == EXCEPTION_ACCESS_VIOLATION) {
2476 address addr = JNI_FastGetField::find_slowcase_pc(pc);
2477 if (addr != (address)-1) {
2478 return Handle_Exception(exceptionInfo, addr);
2479 }
2480 }
2481 #endif
2482
2483 // Stack overflow or null pointer exception in native code.
2484 report_error(t, exception_code, pc, exceptionInfo->ExceptionRecord,
2485 exceptionInfo->ContextRecord);
2486 return EXCEPTION_CONTINUE_SEARCH;
2487 } // /EXCEPTION_ACCESS_VIOLATION
2488 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
2489
2490 if (exception_code == EXCEPTION_IN_PAGE_ERROR) {
2491 CodeBlob* cb;
2492 CompiledMethod* nm;
2493 JavaThread* thread = (JavaThread*)t;
2494 if (in_java) {
2495 cb = CodeCache::find_blob_unsafe(pc);
2496 nm = (cb != NULL) ? cb->as_compiled_method_or_null() : NULL;
2497 }
2498 if (thread->doing_unsafe_access() || (nm != NULL && nm->has_unsafe_access())) {
2499 return Handle_Exception(exceptionInfo, SharedRuntime::handle_unsafe_access(thread, (address)Assembler::locate_next_instruction(pc)));
2500 }
2501 }
2502
2503 if (in_java) {
2504 switch (exception_code) {
2505 case EXCEPTION_INT_DIVIDE_BY_ZERO:
2506 return Handle_Exception(exceptionInfo, SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_DIVIDE_BY_ZERO));
2507
2508 case EXCEPTION_INT_OVERFLOW:
2509 return Handle_IDiv_Exception(exceptionInfo);
2510
2511 } // switch
2512 }
2513 if (((thread->thread_state() == _thread_in_Java) ||
2514 (thread->thread_state() == _thread_in_native)) &&
2515 exception_code != EXCEPTION_UNCAUGHT_CXX_EXCEPTION) {
2516 LONG result=Handle_FLT_Exception(exceptionInfo);
2517 if (result==EXCEPTION_CONTINUE_EXECUTION) return result;
2518 }
2519 }
2520
2521 if (exception_code != EXCEPTION_BREAKPOINT) {
2522 report_error(t, exception_code, pc, exceptionInfo->ExceptionRecord,
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