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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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2
hotspot/src/share/vm/interpreter/interpreterRuntime.cpp
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@ -1250,7 +1250,7 @@ IRT_LEAF(void, InterpreterRuntime::popframe_move_outgoing_args(JavaThread* threa
methodHandle mh(thread, fr.interpreter_frame_method());
Bytecode_invoke* invoke = Bytecode_invoke_at(mh, bci);
ArgumentSizeComputer asc(invoke->signature());
int size_of_arguments = (asc.size() + (invoke->is_invokestatic() ? 0 : 1)); // receiver
int size_of_arguments = (asc.size() + (invoke->has_receiver() ? 1 : 0)); // receiver
Copy::conjoint_bytes(src_address, dest_address,
size_of_arguments * Interpreter::stackElementSize());
IRT_END