15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
22 * have any questions.
23 *
24 */
25
26 #include "incls/_precompiled.incl"
27 #include "incls/_stack_zero.cpp.incl"
28
29 void ZeroStack::handle_overflow(TRAPS) {
30 JavaThread *thread = (JavaThread *) THREAD;
31
32 // Set up the frame anchor if it isn't already
33 bool has_last_Java_frame = thread->has_last_Java_frame();
34 if (!has_last_Java_frame) {
35 ZeroFrame *frame = thread->top_zero_frame();
36 while (frame) {
37 if (frame->is_shark_frame())
38 break;
39
40 if (frame->is_interpreter_frame()) {
41 interpreterState istate =
42 frame->as_interpreter_frame()->interpreter_state();
43 if (istate->self_link() == istate)
44 break;
45 }
46
47 frame = frame->next();
48 }
49
50 if (frame == NULL)
51 fatal("unrecoverable stack overflow");
52
53 thread->set_last_Java_frame(frame);
54 }
55
56 // Throw the exception
57 switch (thread->thread_state()) {
58 case _thread_in_Java:
59 InterpreterRuntime::throw_StackOverflowError(thread);
60 break;
61
62 case _thread_in_vm:
63 Exceptions::throw_stack_overflow_exception(thread, __FILE__, __LINE__);
64 break;
65
66 default:
67 ShouldNotReachHere();
68 }
69
70 // Reset the frame anchor if necessary
71 if (!has_last_Java_frame)
72 thread->reset_last_Java_frame();
73 }
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15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
22 * have any questions.
23 *
24 */
25
26 #include "incls/_precompiled.incl"
27 #include "incls/_stack_zero.cpp.incl"
28
29 void ZeroStack::handle_overflow(TRAPS) {
30 JavaThread *thread = (JavaThread *) THREAD;
31
32 // Set up the frame anchor if it isn't already
33 bool has_last_Java_frame = thread->has_last_Java_frame();
34 if (!has_last_Java_frame) {
35 intptr_t *sp = thread->zero_stack()->sp();
36 ZeroFrame *frame = thread->top_zero_frame();
37 while (frame) {
38 if (frame->is_shark_frame())
39 break;
40
41 if (frame->is_interpreter_frame()) {
42 interpreterState istate =
43 frame->as_interpreter_frame()->interpreter_state();
44 if (istate->self_link() == istate)
45 break;
46 }
47
48 sp = ((intptr_t *) frame) + 1;
49 frame = frame->next();
50 }
51
52 if (frame == NULL)
53 fatal("unrecoverable stack overflow");
54
55 thread->set_last_Java_frame(frame, sp);
56 }
57
58 // Throw the exception
59 switch (thread->thread_state()) {
60 case _thread_in_Java:
61 InterpreterRuntime::throw_StackOverflowError(thread);
62 break;
63
64 case _thread_in_vm:
65 Exceptions::throw_stack_overflow_exception(thread, __FILE__, __LINE__);
66 break;
67
68 default:
69 ShouldNotReachHere();
70 }
71
72 // Reset the frame anchor if necessary
73 if (!has_last_Java_frame)
74 thread->reset_last_Java_frame();
75 }
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