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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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hotspot/src/share/vm/interpreter/bytecode.hpp
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@ -205,6 +205,7 @@ class Bytecode_invoke: public ResourceObj {
bool is_invokespecial() const { return adjusted_invoke_code() == Bytecodes::_invokespecial; }
bool is_invokedynamic() const { return adjusted_invoke_code() == Bytecodes::_invokedynamic; }
bool has_receiver() const { return !is_invokestatic() && !is_invokedynamic(); }
bool has_giant_index() const { return is_invokedynamic(); }
bool is_valid() const { return is_invokeinterface() ||