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6910618: C2: Error: assert(d->is_oop(),"JVM_ArrayCopy: dst not an oop")

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Mark in PcDesc call sites which return oop and save the result oop across objects reallocation during deoptimization.

Reviewed-by: never
This commit is contained in:
Vladimir Kozlov 2010-02-09 01:31:13 -08:00
parent 3f7a94c3f2
commit 22409a5704
12 changed files with 133 additions and 11 deletions
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6
hotspot/src/share/vm/code/scopeDesc.hpp
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@ -52,17 +52,18 @@ class SimpleScopeDesc : public StackObj {
class ScopeDesc : public ResourceObj {
public:
// Constructor
ScopeDesc(const nmethod* code, int decode_offset, int obj_decode_offset, bool reexecute);
ScopeDesc(const nmethod* code, int decode_offset, int obj_decode_offset, bool reexecute, bool return_oop);
// Calls above, giving default value of "serialized_null" to the
// "obj_decode_offset" argument. (We don't use a default argument to
// avoid a .hpp-.hpp dependency.)
ScopeDesc(const nmethod* code, int decode_offset, bool reexecute);
ScopeDesc(const nmethod* code, int decode_offset, bool reexecute, bool return_oop);
// JVM state
methodHandle method() const { return _method; }
int bci() const { return _bci; }
bool should_reexecute() const { return _reexecute; }
bool return_oop() const { return _return_oop; }
GrowableArray<ScopeValue*>* locals();
GrowableArray<ScopeValue*>* expressions();
@ -88,6 +89,7 @@ class ScopeDesc : public ResourceObj {
methodHandle _method;
int _bci;
bool _reexecute;
bool _return_oop;
// Decoding offsets
int _decode_offset;