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6655638: dynamic languages need method handles

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Initial implementation, with known omissions (x86/64, sparc, compiler optim., c-oops, C++ interp.)

Reviewed-by: kvn, twisti, never
This commit is contained in:
John R Rose 2009-04-08 10:56:49 -07:00
parent 318da3f68c
commit ce0c084720
63 changed files with 5815 additions and 70 deletions
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15
hotspot/src/share/vm/runtime/globals.hpp
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@ -3298,6 +3298,21 @@ class CommandLineFlags {
product(bool, AnonymousClasses, false, \
"support sun.misc.Unsafe.defineAnonymousClass") \
\
product(bool, EnableMethodHandles, false, \
"support method handles (true by default under JSR 292)") \
\
diagnostic(intx, MethodHandlePushLimit, 3, \
"number of additional stack slots a method handle may push") \
\
develop(bool, TraceMethodHandles, false, \
"trace internal method handle operations") \
\
diagnostic(bool, VerifyMethodHandles, trueInDebug, \
"perform extra checks when constructing method handles") \
\
diagnostic(bool, OptimizeMethodHandles, true, \
"when constructing method handles, try to improve them") \
\
product(bool, TaggedStackInterpreter, false, \
"Insert tags in interpreter execution stack for oopmap generaion")\
\