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6893268: additional dynamic language related optimizations in C2

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C2 needs some additional optimizations to be able to handle MethodHandle invokes and invokedynamic instructions at the best performance.

Reviewed-by: kvn, never
This commit is contained in:
Christian Thalinger 2010-01-05 15:21:25 +01:00
parent 375527d84e
commit 47f2433a58
52 changed files with 1781 additions and 342 deletions
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7
hotspot/src/share/vm/ci/ciObjectFactory.cpp
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@ -337,7 +337,12 @@ ciObject* ciObjectFactory::create_new_object(oop o) {
return new (arena()) ciMethodData(h_md);
} else if (o->is_instance()) {
instanceHandle h_i(THREAD, (instanceOop)o);
return new (arena()) ciInstance(h_i);
if (java_dyn_CallSite::is_instance(o))
return new (arena()) ciCallSite(h_i);
else if (java_dyn_MethodHandle::is_instance(o))
return new (arena()) ciMethodHandle(h_i);
else
return new (arena()) ciInstance(h_i);
} else if (o->is_objArray()) {
objArrayHandle h_oa(THREAD, (objArrayOop)o);
return new (arena()) ciObjArray(h_oa);