Mercurial > hg > truffle
comparison src/share/vm/runtime/sharedRuntime.hpp @ 2177:3582bf76420e
6990754: Use native memory and reference counting to implement SymbolTable
Summary: move symbols from permgen into C heap and reference count them
Reviewed-by: never, acorn, jmasa, stefank
author | coleenp |
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date | Thu, 27 Jan 2011 16:11:27 -0800 |
parents | f95d63e2154a |
children | 3d58a4983660 |
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2176:27e4ea99855d | 2177:3582bf76420e |
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221 static address nof_megamorphic_calls_addr() { return (address)&_nof_megamorphic_calls; } | 221 static address nof_megamorphic_calls_addr() { return (address)&_nof_megamorphic_calls; } |
222 #endif // PRODUCT | 222 #endif // PRODUCT |
223 | 223 |
224 // Helper routine for full-speed JVMTI exception throwing support | 224 // Helper routine for full-speed JVMTI exception throwing support |
225 static void throw_and_post_jvmti_exception(JavaThread *thread, Handle h_exception); | 225 static void throw_and_post_jvmti_exception(JavaThread *thread, Handle h_exception); |
226 static void throw_and_post_jvmti_exception(JavaThread *thread, symbolOop name, const char *message = NULL); | 226 static void throw_and_post_jvmti_exception(JavaThread *thread, Symbol* name, const char *message = NULL); |
227 | 227 |
228 // RedefineClasses() tracing support for obsolete method entry | 228 // RedefineClasses() tracing support for obsolete method entry |
229 static int rc_trace_method_entry(JavaThread* thread, methodOopDesc* m); | 229 static int rc_trace_method_entry(JavaThread* thread, methodOopDesc* m); |
230 | 230 |
231 // To be used as the entry point for unresolved native methods. | 231 // To be used as the entry point for unresolved native methods. |
235 static intptr_t trace_bytecode(JavaThread* thread, intptr_t preserve_this_value, intptr_t tos, intptr_t tos2) PRODUCT_RETURN0; | 235 static intptr_t trace_bytecode(JavaThread* thread, intptr_t preserve_this_value, intptr_t tos, intptr_t tos2) PRODUCT_RETURN0; |
236 | 236 |
237 // Used to back off a spin lock that is under heavy contention | 237 // Used to back off a spin lock that is under heavy contention |
238 static void yield_all(JavaThread* thread, int attempts = 0); | 238 static void yield_all(JavaThread* thread, int attempts = 0); |
239 | 239 |
240 static oop retrieve_receiver( symbolHandle sig, frame caller ); | 240 static oop retrieve_receiver( Symbol* sig, frame caller ); |
241 | 241 |
242 static void register_finalizer(JavaThread* thread, oopDesc* obj); | 242 static void register_finalizer(JavaThread* thread, oopDesc* obj); |
243 | 243 |
244 // dtrace notifications | 244 // dtrace notifications |
245 static int dtrace_object_alloc(oopDesc* o); | 245 static int dtrace_object_alloc(oopDesc* o); |
415 // created. It's entire job is to simply free this storage. | 415 // created. It's entire job is to simply free this storage. |
416 static void OSR_migration_end ( intptr_t* buf); | 416 static void OSR_migration_end ( intptr_t* buf); |
417 | 417 |
418 // Convert a sig into a calling convention register layout | 418 // Convert a sig into a calling convention register layout |
419 // and find interesting things about it. | 419 // and find interesting things about it. |
420 static VMRegPair* find_callee_arguments(symbolOop sig, bool has_receiver, int *arg_size); | 420 static VMRegPair* find_callee_arguments(Symbol* sig, bool has_receiver, int *arg_size); |
421 static VMReg name_for_receiver(); | 421 static VMReg name_for_receiver(); |
422 | 422 |
423 // "Top of Stack" slots that may be unused by the calling convention but must | 423 // "Top of Stack" slots that may be unused by the calling convention but must |
424 // otherwise be preserved. | 424 // otherwise be preserved. |
425 // On Intel these are not necessary and the value can be zero. | 425 // On Intel these are not necessary and the value can be zero. |