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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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7
hotspot/src/share/vm/code/scopeDesc.cpp
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@ -26,19 +26,21 @@
# include "incls/_scopeDesc.cpp.incl"
ScopeDesc::ScopeDesc(const nmethod* code, int decode_offset, int obj_decode_offset, bool reexecute) {
ScopeDesc::ScopeDesc(const nmethod* code, int decode_offset, int obj_decode_offset, bool reexecute, bool return_oop) {
_code = code;
_decode_offset = decode_offset;
_objects = decode_object_values(obj_decode_offset);
_reexecute = reexecute;
_return_oop = return_oop;
decode_body();
}
ScopeDesc::ScopeDesc(const nmethod* code, int decode_offset, bool reexecute) {
ScopeDesc::ScopeDesc(const nmethod* code, int decode_offset, bool reexecute, bool return_oop) {
_code = code;
_decode_offset = decode_offset;
_objects = decode_object_values(DebugInformationRecorder::serialized_null);
_reexecute = reexecute;
_return_oop = return_oop;
decode_body();
}
@ -48,6 +50,7 @@ ScopeDesc::ScopeDesc(const ScopeDesc* parent) {
_decode_offset = parent->_sender_decode_offset;
_objects = parent->_objects;
_reexecute = false; //reexecute only applies to the first scope
_return_oop = false;
decode_body();
}