Request for reviews (M): 6910618: C2: Error: assert(d->is_oop(),"JVM_ArrayCopy: dst not an oop")
Thomas.Rodriguez at Sun.COM
Mon Feb 8 11:43:04 PST 2010
Why do you need to record this in the PcDesc? Why can't you just do:
chunk->at(0)->scope()->method()->return_type() == T_OBJECT
On Feb 8, 2010, at 11:12 AM, Vladimir Kozlov wrote:
> Fixed 6910618: C2: Error: assert(d->is_oop(),"JVM_ArrayCopy: dst not an oop")
> If deoptimization happened on the return from a call which
> which returns oop, the oop will be not updated during GC which
> is triggered by scalar replaced objects reallocation.
> Mark in PcDesc call sites which return oop (this is main part of changes)
> and save the result oop across objects reallocation during deoptimization.
> Reviewed by:
> Fix verified (y/n): y, test
> Other testing:
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