Mercurial > hg > graal-jvmci-8
comparison src/cpu/x86/vm/templateInterpreter_x86_64.cpp @ 1513:df736661d0c8
Merge
author | jrose |
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date | Tue, 11 May 2010 15:19:19 -0700 |
parents | 2338d41fbd81 |
children | c18cbe5936b8 ab102d5d923e |
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1496:e8e83be27dd7 | 1513:df736661d0c8 |
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197 __ movl(rbx, Address(rbx, rcx, | 197 __ movl(rbx, Address(rbx, rcx, |
198 Address::times_ptr, | 198 Address::times_ptr, |
199 in_bytes(constantPoolCacheOopDesc::base_offset()) + | 199 in_bytes(constantPoolCacheOopDesc::base_offset()) + |
200 3 * wordSize)); | 200 3 * wordSize)); |
201 __ andl(rbx, 0xFF); | 201 __ andl(rbx, 0xFF); |
202 if (TaggedStackInterpreter) __ shll(rbx, 1); // 2 slots per parameter. | |
203 __ lea(rsp, Address(rsp, rbx, Address::times_8)); | 202 __ lea(rsp, Address(rsp, rbx, Address::times_8)); |
204 __ dispatch_next(state, step); | 203 __ dispatch_next(state, step); |
205 | 204 |
206 // out of the main line of code... | 205 // out of the main line of code... |
207 if (EnableInvokeDynamic) { | 206 if (EnableInvokeDynamic) { |
415 Label after_frame_check; | 414 Label after_frame_check; |
416 | 415 |
417 // see if the frame is greater than one page in size. If so, | 416 // see if the frame is greater than one page in size. If so, |
418 // then we need to verify there is enough stack space remaining | 417 // then we need to verify there is enough stack space remaining |
419 // for the additional locals. | 418 // for the additional locals. |
420 __ cmpl(rdx, (page_size - overhead_size) / Interpreter::stackElementSize()); | 419 __ cmpl(rdx, (page_size - overhead_size) / Interpreter::stackElementSize); |
421 __ jcc(Assembler::belowEqual, after_frame_check); | 420 __ jcc(Assembler::belowEqual, after_frame_check); |
422 | 421 |
423 // compute rsp as if this were going to be the last frame on | 422 // compute rsp as if this were going to be the last frame on |
424 // the stack before the red zone | 423 // the stack before the red zone |
425 | 424 |
426 const Address stack_base(r15_thread, Thread::stack_base_offset()); | 425 const Address stack_base(r15_thread, Thread::stack_base_offset()); |
427 const Address stack_size(r15_thread, Thread::stack_size_offset()); | 426 const Address stack_size(r15_thread, Thread::stack_size_offset()); |
428 | 427 |
429 // locals + overhead, in bytes | 428 // locals + overhead, in bytes |
430 __ mov(rax, rdx); | 429 __ mov(rax, rdx); |
431 __ shlptr(rax, Interpreter::logStackElementSize()); // 2 slots per parameter. | 430 __ shlptr(rax, Interpreter::logStackElementSize); // 2 slots per parameter. |
432 __ addptr(rax, overhead_size); | 431 __ addptr(rax, overhead_size); |
433 | 432 |
434 #ifdef ASSERT | 433 #ifdef ASSERT |
435 Label stack_base_okay, stack_size_okay; | 434 Label stack_base_okay, stack_size_okay; |
436 // verify that thread stack base is non-zero | 435 // verify that thread stack base is non-zero |
757 __ pop(rax); // get return address | 756 __ pop(rax); // get return address |
758 | 757 |
759 // for natives the size of locals is zero | 758 // for natives the size of locals is zero |
760 | 759 |
761 // compute beginning of parameters (r14) | 760 // compute beginning of parameters (r14) |
762 if (TaggedStackInterpreter) __ shll(rcx, 1); // 2 slots per parameter. | |
763 __ lea(r14, Address(rsp, rcx, Address::times_8, -wordSize)); | 761 __ lea(r14, Address(rsp, rcx, Address::times_8, -wordSize)); |
764 | 762 |
765 // add 2 zero-initialized slots for native calls | 763 // add 2 zero-initialized slots for native calls |
766 // initialize result_handler slot | 764 // initialize result_handler slot |
767 __ push((int) NULL_WORD); | 765 __ push((int) NULL_WORD); |
863 __ get_method(method); | 861 __ get_method(method); |
864 __ verify_oop(method); | 862 __ verify_oop(method); |
865 __ load_unsigned_short(t, | 863 __ load_unsigned_short(t, |
866 Address(method, | 864 Address(method, |
867 methodOopDesc::size_of_parameters_offset())); | 865 methodOopDesc::size_of_parameters_offset())); |
868 __ shll(t, Interpreter::logStackElementSize()); | 866 __ shll(t, Interpreter::logStackElementSize); |
869 | 867 |
870 __ subptr(rsp, t); | 868 __ subptr(rsp, t); |
871 __ subptr(rsp, frame::arg_reg_save_area_bytes); // windows | 869 __ subptr(rsp, frame::arg_reg_save_area_bytes); // windows |
872 __ andptr(rsp, -16); // must be 16 byte boundary (see amd64 ABI) | 870 __ andptr(rsp, -16); // must be 16 byte boundary (see amd64 ABI) |
873 | 871 |
1226 | 1224 |
1227 // get return address | 1225 // get return address |
1228 __ pop(rax); | 1226 __ pop(rax); |
1229 | 1227 |
1230 // compute beginning of parameters (r14) | 1228 // compute beginning of parameters (r14) |
1231 if (TaggedStackInterpreter) __ shll(rcx, 1); // 2 slots per parameter. | |
1232 __ lea(r14, Address(rsp, rcx, Address::times_8, -wordSize)); | 1229 __ lea(r14, Address(rsp, rcx, Address::times_8, -wordSize)); |
1233 | 1230 |
1234 // rdx - # of additional locals | 1231 // rdx - # of additional locals |
1235 // allocate space for locals | 1232 // allocate space for locals |
1236 // explicitly initialize locals | 1233 // explicitly initialize locals |
1237 { | 1234 { |
1238 Label exit, loop; | 1235 Label exit, loop; |
1239 __ testl(rdx, rdx); | 1236 __ testl(rdx, rdx); |
1240 __ jcc(Assembler::lessEqual, exit); // do nothing if rdx <= 0 | 1237 __ jcc(Assembler::lessEqual, exit); // do nothing if rdx <= 0 |
1241 __ bind(loop); | 1238 __ bind(loop); |
1242 if (TaggedStackInterpreter) __ push((int) NULL_WORD); // push tag | |
1243 __ push((int) NULL_WORD); // initialize local variables | 1239 __ push((int) NULL_WORD); // initialize local variables |
1244 __ decrementl(rdx); // until everything initialized | 1240 __ decrementl(rdx); // until everything initialized |
1245 __ jcc(Assembler::greater, loop); | 1241 __ jcc(Assembler::greater, loop); |
1246 __ bind(exit); | 1242 __ bind(exit); |
1247 } | 1243 } |
1484 -(frame::interpreter_frame_initial_sp_offset) + entry_size; | 1480 -(frame::interpreter_frame_initial_sp_offset) + entry_size; |
1485 | 1481 |
1486 const int stub_code = frame::entry_frame_after_call_words; | 1482 const int stub_code = frame::entry_frame_after_call_words; |
1487 const int extra_stack = methodOopDesc::extra_stack_entries(); | 1483 const int extra_stack = methodOopDesc::extra_stack_entries(); |
1488 const int method_stack = (method->max_locals() + method->max_stack() + extra_stack) * | 1484 const int method_stack = (method->max_locals() + method->max_stack() + extra_stack) * |
1489 Interpreter::stackElementWords(); | 1485 Interpreter::stackElementWords; |
1490 return (overhead_size + method_stack + stub_code); | 1486 return (overhead_size + method_stack + stub_code); |
1491 } | 1487 } |
1492 | 1488 |
1493 int AbstractInterpreter::layout_activation(methodOop method, | 1489 int AbstractInterpreter::layout_activation(methodOop method, |
1494 int tempcount, | 1490 int tempcount, |
1505 // The frame interpreter_frame, if not NULL, is guaranteed to be the | 1501 // The frame interpreter_frame, if not NULL, is guaranteed to be the |
1506 // right size, as determined by a previous call to this method. | 1502 // right size, as determined by a previous call to this method. |
1507 // It is also guaranteed to be walkable even though it is in a skeletal state | 1503 // It is also guaranteed to be walkable even though it is in a skeletal state |
1508 | 1504 |
1509 // fixed size of an interpreter frame: | 1505 // fixed size of an interpreter frame: |
1510 int max_locals = method->max_locals() * Interpreter::stackElementWords(); | 1506 int max_locals = method->max_locals() * Interpreter::stackElementWords; |
1511 int extra_locals = (method->max_locals() - method->size_of_parameters()) * | 1507 int extra_locals = (method->max_locals() - method->size_of_parameters()) * |
1512 Interpreter::stackElementWords(); | 1508 Interpreter::stackElementWords; |
1513 | 1509 |
1514 int overhead = frame::sender_sp_offset - | 1510 int overhead = frame::sender_sp_offset - |
1515 frame::interpreter_frame_initial_sp_offset; | 1511 frame::interpreter_frame_initial_sp_offset; |
1516 // Our locals were accounted for by the caller (or last_frame_adjust | 1512 // Our locals were accounted for by the caller (or last_frame_adjust |
1517 // on the transistion) Since the callee parameters already account | 1513 // on the transistion) Since the callee parameters already account |
1518 // for the callee's params we only need to account for the extra | 1514 // for the callee's params we only need to account for the extra |
1519 // locals. | 1515 // locals. |
1520 int size = overhead + | 1516 int size = overhead + |
1521 (callee_locals - callee_param_count)*Interpreter::stackElementWords() + | 1517 (callee_locals - callee_param_count)*Interpreter::stackElementWords + |
1522 moncount * frame::interpreter_frame_monitor_size() + | 1518 moncount * frame::interpreter_frame_monitor_size() + |
1523 tempcount* Interpreter::stackElementWords() + popframe_extra_args; | 1519 tempcount* Interpreter::stackElementWords + popframe_extra_args; |
1524 if (interpreter_frame != NULL) { | 1520 if (interpreter_frame != NULL) { |
1525 #ifdef ASSERT | 1521 #ifdef ASSERT |
1526 if (!EnableMethodHandles) | 1522 if (!EnableMethodHandles) |
1527 // @@@ FIXME: Should we correct interpreter_frame_sender_sp in the calling sequences? | 1523 // @@@ FIXME: Should we correct interpreter_frame_sender_sp in the calling sequences? |
1528 // Probably, since deoptimization doesn't work yet. | 1524 // Probably, since deoptimization doesn't work yet. |
1542 BasicObjectLock* monbot = montop - moncount; | 1538 BasicObjectLock* monbot = montop - moncount; |
1543 interpreter_frame->interpreter_frame_set_monitor_end(monbot); | 1539 interpreter_frame->interpreter_frame_set_monitor_end(monbot); |
1544 | 1540 |
1545 // Set last_sp | 1541 // Set last_sp |
1546 intptr_t* esp = (intptr_t*) monbot - | 1542 intptr_t* esp = (intptr_t*) monbot - |
1547 tempcount*Interpreter::stackElementWords() - | 1543 tempcount*Interpreter::stackElementWords - |
1548 popframe_extra_args; | 1544 popframe_extra_args; |
1549 interpreter_frame->interpreter_frame_set_last_sp(esp); | 1545 interpreter_frame->interpreter_frame_set_last_sp(esp); |
1550 | 1546 |
1551 // All frames but the initial (oldest) interpreter frame we fill in have | 1547 // All frames but the initial (oldest) interpreter frame we fill in have |
1552 // a value for sender_sp that allows walking the stack but isn't | 1548 // a value for sender_sp that allows walking the stack but isn't |
1648 // Compute size of arguments for saving when returning to | 1644 // Compute size of arguments for saving when returning to |
1649 // deoptimized caller | 1645 // deoptimized caller |
1650 __ get_method(rax); | 1646 __ get_method(rax); |
1651 __ load_unsigned_short(rax, Address(rax, in_bytes(methodOopDesc:: | 1647 __ load_unsigned_short(rax, Address(rax, in_bytes(methodOopDesc:: |
1652 size_of_parameters_offset()))); | 1648 size_of_parameters_offset()))); |
1653 __ shll(rax, Interpreter::logStackElementSize()); | 1649 __ shll(rax, Interpreter::logStackElementSize); |
1654 __ restore_locals(); // XXX do we need this? | 1650 __ restore_locals(); // XXX do we need this? |
1655 __ subptr(r14, rax); | 1651 __ subptr(r14, rax); |
1656 __ addptr(r14, wordSize); | 1652 __ addptr(r14, wordSize); |
1657 // Save these arguments | 1653 // Save these arguments |
1658 __ super_call_VM_leaf(CAST_FROM_FN_PTR(address, | 1654 __ super_call_VM_leaf(CAST_FROM_FN_PTR(address, |