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src/share/vm/utilities/exceptions.cpp

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  30 #include "logging/logStream.hpp"
  31 #include "memory/resourceArea.hpp"
  32 #include "oops/oop.inline.hpp"
  33 #include "runtime/init.hpp"
  34 #include "runtime/java.hpp"
  35 #include "runtime/javaCalls.hpp"
  36 #include "runtime/thread.inline.hpp"
  37 #include "runtime/threadCritical.hpp"
  38 #include "utilities/events.hpp"
  39 #include "utilities/exceptions.hpp"
  40 
  41 // Implementation of ThreadShadow
  42 void check_ThreadShadow() {
  43   const ByteSize offset1 = byte_offset_of(ThreadShadow, _pending_exception);
  44   const ByteSize offset2 = Thread::pending_exception_offset();
  45   if (offset1 != offset2) fatal("ThreadShadow::_pending_exception is not positioned correctly");
  46 }
  47 
  48 
  49 void ThreadShadow::set_pending_exception(oop exception, const char* file, int line) {
  50   assert(exception != NULL && exception->is_oop(), "invalid exception oop");
  51   _pending_exception = exception;
  52   _exception_file    = file;
  53   _exception_line    = line;
  54 }
  55 
  56 void ThreadShadow::clear_pending_exception() {
  57   LogTarget(Debug, exceptions) lt;
  58   if (_pending_exception != NULL && lt.is_enabled()) {
  59     ResourceMark rm;
  60     LogStream ls(lt);
  61     ls.print("Thread::clear_pending_exception: cleared exception:");
  62     _pending_exception->print_on(&ls);
  63   }
  64   _pending_exception = NULL;
  65   _exception_file    = NULL;
  66   _exception_line    = 0;
  67 }
  68 // Implementation of Exceptions
  69 
  70 bool Exceptions::special_exception(Thread* thread, const char* file, int line, Handle h_exception) {




  30 #include "logging/logStream.hpp"
  31 #include "memory/resourceArea.hpp"
  32 #include "oops/oop.inline.hpp"
  33 #include "runtime/init.hpp"
  34 #include "runtime/java.hpp"
  35 #include "runtime/javaCalls.hpp"
  36 #include "runtime/thread.inline.hpp"
  37 #include "runtime/threadCritical.hpp"
  38 #include "utilities/events.hpp"
  39 #include "utilities/exceptions.hpp"
  40 
  41 // Implementation of ThreadShadow
  42 void check_ThreadShadow() {
  43   const ByteSize offset1 = byte_offset_of(ThreadShadow, _pending_exception);
  44   const ByteSize offset2 = Thread::pending_exception_offset();
  45   if (offset1 != offset2) fatal("ThreadShadow::_pending_exception is not positioned correctly");
  46 }
  47 
  48 
  49 void ThreadShadow::set_pending_exception(oop exception, const char* file, int line) {
  50   assert(exception != NULL && oopDesc::is_oop(exception), "invalid exception oop");
  51   _pending_exception = exception;
  52   _exception_file    = file;
  53   _exception_line    = line;
  54 }
  55 
  56 void ThreadShadow::clear_pending_exception() {
  57   LogTarget(Debug, exceptions) lt;
  58   if (_pending_exception != NULL && lt.is_enabled()) {
  59     ResourceMark rm;
  60     LogStream ls(lt);
  61     ls.print("Thread::clear_pending_exception: cleared exception:");
  62     _pending_exception->print_on(&ls);
  63   }
  64   _pending_exception = NULL;
  65   _exception_file    = NULL;
  66   _exception_line    = 0;
  67 }
  68 // Implementation of Exceptions
  69 
  70 bool Exceptions::special_exception(Thread* thread, const char* file, int line, Handle h_exception) {


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