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comparison src/share/vm/opto/callnode.cpp @ 903:15bbd3f505c0

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Merge
author kvn
date Thu, 06 Aug 2009 09:37:26 -0700
parents bd02caa94611 9987d9d5eb0e
children 72088be4b386
comparison
equal deleted inserted replaced
891:703065c670fa 903:15bbd3f505c0
221 221
222 //============================================================================= 222 //=============================================================================
223 JVMState::JVMState(ciMethod* method, JVMState* caller) { 223 JVMState::JVMState(ciMethod* method, JVMState* caller) {
224 assert(method != NULL, "must be valid call site"); 224 assert(method != NULL, "must be valid call site");
225 _method = method; 225 _method = method;
226 _reexecute = Reexecute_Undefined;
226 debug_only(_bci = -99); // random garbage value 227 debug_only(_bci = -99); // random garbage value
227 debug_only(_map = (SafePointNode*)-1); 228 debug_only(_map = (SafePointNode*)-1);
228 _caller = caller; 229 _caller = caller;
229 _depth = 1 + (caller == NULL ? 0 : caller->depth()); 230 _depth = 1 + (caller == NULL ? 0 : caller->depth());
230 _locoff = TypeFunc::Parms; 231 _locoff = TypeFunc::Parms;
235 _sp = 0; 236 _sp = 0;
236 } 237 }
237 JVMState::JVMState(int stack_size) { 238 JVMState::JVMState(int stack_size) {
238 _method = NULL; 239 _method = NULL;
239 _bci = InvocationEntryBci; 240 _bci = InvocationEntryBci;
241 _reexecute = Reexecute_Undefined;
240 debug_only(_map = (SafePointNode*)-1); 242 debug_only(_map = (SafePointNode*)-1);
241 _caller = NULL; 243 _caller = NULL;
242 _depth = 1; 244 _depth = 1;
243 _locoff = TypeFunc::Parms; 245 _locoff = TypeFunc::Parms;
244 _stkoff = _locoff; 246 _stkoff = _locoff;
267 const JVMState* q = that; 269 const JVMState* q = that;
268 for (;;) { 270 for (;;) {
269 if (p->_method != q->_method) return false; 271 if (p->_method != q->_method) return false;
270 if (p->_method == NULL) return true; // bci is irrelevant 272 if (p->_method == NULL) return true; // bci is irrelevant
271 if (p->_bci != q->_bci) return false; 273 if (p->_bci != q->_bci) return false;
274 if (p->_reexecute != q->_reexecute) return false;
272 p = p->caller(); 275 p = p->caller();
273 q = q->caller(); 276 q = q->caller();
274 if (p == q) return true; 277 if (p == q) return true;
275 assert(p != NULL && q != NULL, "depth check ensures we don't run off end"); 278 assert(p != NULL && q != NULL, "depth check ensures we don't run off end");
276 } 279 }
488 } 491 }
489 } 492 }
490 if (!printed) 493 if (!printed)
491 _method->print_short_name(st); 494 _method->print_short_name(st);
492 st->print(" @ bci:%d",_bci); 495 st->print(" @ bci:%d",_bci);
496 st->print(" reexecute:%s", _reexecute==Reexecute_True?"true":"false");
493 } else { 497 } else {
494 st->print(" runtime stub"); 498 st->print(" runtime stub");
495 } 499 }
496 if (caller() != NULL) caller()->dump_spec(st); 500 if (caller() != NULL) caller()->dump_spec(st);
497 } 501 }
507 ex->dump(1); 511 ex->dump(1);
508 } 512 }
509 } 513 }
510 _map->dump(2); 514 _map->dump(2);
511 } 515 }
512 st->print("JVMS depth=%d loc=%d stk=%d mon=%d scalar=%d end=%d mondepth=%d sp=%d bci=%d method=", 516 st->print("JVMS depth=%d loc=%d stk=%d mon=%d scalar=%d end=%d mondepth=%d sp=%d bci=%d reexecute=%s method=",
513 depth(), locoff(), stkoff(), monoff(), scloff(), endoff(), monitor_depth(), sp(), bci()); 517 depth(), locoff(), stkoff(), monoff(), scloff(), endoff(), monitor_depth(), sp(), bci(), should_reexecute()?"true":"false");
514 if (_method == NULL) { 518 if (_method == NULL) {
515 st->print_cr("(none)"); 519 st->print_cr("(none)");
516 } else { 520 } else {
517 _method->print_name(st); 521 _method->print_name(st);
518 st->cr(); 522 st->cr();
535 539
536 //--------------------------clone_shallow-------------------------------------- 540 //--------------------------clone_shallow--------------------------------------
537 JVMState* JVMState::clone_shallow(Compile* C) const { 541 JVMState* JVMState::clone_shallow(Compile* C) const {
538 JVMState* n = has_method() ? new (C) JVMState(_method, _caller) : new (C) JVMState(0); 542 JVMState* n = has_method() ? new (C) JVMState(_method, _caller) : new (C) JVMState(0);
539 n->set_bci(_bci); 543 n->set_bci(_bci);
544 n->_reexecute = _reexecute;
540 n->set_locoff(_locoff); 545 n->set_locoff(_locoff);
541 n->set_stkoff(_stkoff); 546 n->set_stkoff(_stkoff);
542 n->set_monoff(_monoff); 547 n->set_monoff(_monoff);
543 n->set_scloff(_scloff); 548 n->set_scloff(_scloff);
544 n->set_endoff(_endoff); 549 n->set_endoff(_endoff);