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comparison src/share/vm/ci/ciStreams.cpp @ 726:be93aad57795

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6655646: dynamic languages need dynamically linked call sites Summary: invokedynamic instruction (JSR 292 RI) Reviewed-by: twisti, never
author jrose
date Tue, 21 Apr 2009 23:21:04 -0700
parents a61af66fc99e
children bd02caa94611
comparison
equal deleted inserted replaced
725:928912ce8438 726:be93aad57795
299 // ciBytecodeStream::get_method_index 299 // ciBytecodeStream::get_method_index
300 // 300 //
301 // If this is a method invocation bytecode, get the constant pool 301 // If this is a method invocation bytecode, get the constant pool
302 // index of the invoked method. 302 // index of the invoked method.
303 int ciBytecodeStream::get_method_index() { 303 int ciBytecodeStream::get_method_index() {
304 #ifdef ASSERT
304 switch (cur_bc()) { 305 switch (cur_bc()) {
305 case Bytecodes::_invokeinterface: 306 case Bytecodes::_invokeinterface:
306 return Bytes::get_Java_u2(_pc-4);
307 case Bytecodes::_invokevirtual: 307 case Bytecodes::_invokevirtual:
308 case Bytecodes::_invokespecial: 308 case Bytecodes::_invokespecial:
309 case Bytecodes::_invokestatic: 309 case Bytecodes::_invokestatic:
310 return get_index_big(); 310 case Bytecodes::_invokedynamic:
311 break;
311 default: 312 default:
312 ShouldNotReachHere(); 313 ShouldNotReachHere();
313 return 0; 314 }
314 } 315 #endif
316 return get_index_int();
315 } 317 }
316 318
317 // ------------------------------------------------------------------ 319 // ------------------------------------------------------------------
318 // ciBytecodeStream::get_method 320 // ciBytecodeStream::get_method
319 // 321 //
335 // 337 //
336 // There is no "will_link" result passed back. The user is responsible 338 // There is no "will_link" result passed back. The user is responsible
337 // for checking linkability when retrieving the associated method. 339 // for checking linkability when retrieving the associated method.
338 ciKlass* ciBytecodeStream::get_declared_method_holder() { 340 ciKlass* ciBytecodeStream::get_declared_method_holder() {
339 bool ignore; 341 bool ignore;
342 // report as Dynamic for invokedynamic, which is syntactically classless
343 if (cur_bc() == Bytecodes::_invokedynamic)
344 return CURRENT_ENV->get_klass_by_name(_holder, ciSymbol::java_dyn_Dynamic(), false);
340 return CURRENT_ENV->get_klass_by_index(_holder, get_method_holder_index(), ignore); 345 return CURRENT_ENV->get_klass_by_index(_holder, get_method_holder_index(), ignore);
341 } 346 }
342 347
343 // ------------------------------------------------------------------ 348 // ------------------------------------------------------------------
344 // ciBytecodeStream::get_method_holder_index 349 // ciBytecodeStream::get_method_holder_index