Mercurial > hg > graal-jvmci-8
annotate src/share/vm/runtime/handles.inline.hpp @ 1936:8d88c9ac9247
Correct deopt handler entry. New flag -XX:+TraceSignals. More detailed deopt printing.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Thu, 23 Dec 2010 18:13:28 +0100 |
parents | c18cbe5936b8 |
children | f95d63e2154a |
rev | line source |
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0 | 1 /* |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 // these inline functions are in a separate file to break an include cycle | |
26 // between Thread and Handle | |
27 | |
28 inline Handle::Handle(oop obj) { | |
29 if (obj == NULL) { | |
30 _handle = NULL; | |
31 } else { | |
32 _handle = Thread::current()->handle_area()->allocate_handle(obj); | |
33 } | |
34 } | |
35 | |
36 | |
37 #ifndef ASSERT | |
38 inline Handle::Handle(Thread* thread, oop obj) { | |
39 assert(thread == Thread::current(), "sanity check"); | |
40 if (obj == NULL) { | |
41 _handle = NULL; | |
42 } else { | |
43 _handle = thread->handle_area()->allocate_handle(obj); | |
44 } | |
45 } | |
46 #endif // ASSERT | |
47 | |
48 | |
49 inline HandleMark::HandleMark() { | |
50 initialize(Thread::current()); | |
51 } | |
52 | |
53 | |
54 inline void HandleMark::push() { | |
55 // This is intentionally a NOP. pop_and_restore will reset | |
56 // values to the HandleMark further down the stack, typically | |
57 // in JavaCalls::call_helper. | |
58 debug_only(_area->_handle_mark_nesting++); | |
59 } | |
60 | |
61 inline void HandleMark::pop_and_restore() { | |
62 HandleArea* area = _area; // help compilers with poor alias analysis | |
63 // Delete later chunks | |
64 if( _chunk->next() ) { | |
65 _chunk->next_chop(); | |
66 } | |
67 // Roll back arena to saved top markers | |
68 area->_chunk = _chunk; | |
69 area->_hwm = _hwm; | |
70 area->_max = _max; | |
71 NOT_PRODUCT(area->set_size_in_bytes(_size_in_bytes);) | |
72 debug_only(area->_handle_mark_nesting--); | |
73 } |