Mercurial > hg > truffle
comparison src/share/vm/memory/iterator.cpp @ 1000:a1423fe86a18
Merge
author | trims |
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date | Fri, 09 Oct 2009 15:18:52 -0700 |
parents | 89e0543e1737 753cf9794df9 |
children | c18cbe5936b8 1a5913bf5e19 |
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984:6ddec5389232 | 1000:a1423fe86a18 |
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44 void OopClosure::set_must_remember_klasses(bool v) { | 44 void OopClosure::set_must_remember_klasses(bool v) { |
45 _must_remember_klasses = v; | 45 _must_remember_klasses = v; |
46 } | 46 } |
47 #endif | 47 #endif |
48 | 48 |
49 | |
50 MarkingCodeBlobClosure::MarkScope::MarkScope(bool activate) | |
51 : _active(activate) | |
52 { | |
53 if (_active) nmethod::oops_do_marking_prologue(); | |
54 } | |
55 | |
56 MarkingCodeBlobClosure::MarkScope::~MarkScope() { | |
57 if (_active) nmethod::oops_do_marking_epilogue(); | |
58 } | |
59 | |
60 void MarkingCodeBlobClosure::do_code_blob(CodeBlob* cb) { | |
61 if (!cb->is_nmethod()) return; | |
62 nmethod* nm = (nmethod*) cb; | |
63 if (!nm->test_set_oops_do_mark()) { | |
64 NOT_PRODUCT(if (TraceScavenge) nm->print_on(tty, "oops_do, 1st visit\n")); | |
65 do_newly_marked_nmethod(nm); | |
66 } else { | |
67 NOT_PRODUCT(if (TraceScavenge) nm->print_on(tty, "oops_do, skipped on 2nd visit\n")); | |
68 } | |
69 } | |
70 | |
71 void CodeBlobToOopClosure::do_newly_marked_nmethod(nmethod* nm) { | |
72 nm->oops_do(_cl, /*do_strong_roots_only=*/ true); | |
73 } | |
74 | |
75 void CodeBlobToOopClosure::do_code_blob(CodeBlob* cb) { | |
76 if (!_do_marking) { | |
77 NOT_PRODUCT(if (TraceScavenge && Verbose && cb->is_nmethod()) ((nmethod*)cb)->print_on(tty, "oops_do, unmarked visit\n")); | |
78 // This assert won't work, since there are lots of mini-passes | |
79 // (mostly in debug mode) that co-exist with marking phases. | |
80 //assert(!(cb->is_nmethod() && ((nmethod*)cb)->test_oops_do_mark()), "found marked nmethod during mark-free phase"); | |
81 cb->oops_do(_cl); | |
82 } else { | |
83 MarkingCodeBlobClosure::do_code_blob(cb); | |
84 } | |
85 } | |
86 | |
87 |