Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/x86/vm/sharedRuntime_x86_64.cpp
src/cpu/x86/vm/sharedRuntime_x86_64.cpp
- changeset 8987
- 9ffa0d7ed932
- parent 8877
- f04097176542
- child 8997
- f8a45a60bc6b
equal
deleted
inserted
replaced
| 8986:6470230caf2a | 8987:9ffa0d7ed932 |
|---|---|
| 1386 __ andptr(rsp, -16); // align stack as required by ABI | 1386 __ andptr(rsp, -16); // align stack as required by ABI |
| 1387 __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, SharedRuntime::block_for_jni_critical))); | 1387 __ call(RuntimeAddress(CAST_FROM_FN_PTR(address, SharedRuntime::block_for_jni_critical))); |
| 1388 __ mov(rsp, r12); // restore sp | 1388 __ mov(rsp, r12); // restore sp |
| 1389 __ reinit_heapbase(); | 1389 __ reinit_heapbase(); |
| 1390 | 1390 |
| 1391 __ reset_last_Java_frame(false, true); | 1391 __ reset_last_Java_frame(false); |
| 1392 | 1392 |
| 1393 save_or_restore_arguments(masm, stack_slots, total_in_args, | 1393 save_or_restore_arguments(masm, stack_slots, total_in_args, |
| 1394 arg_save_area, NULL, in_regs, in_sig_bt); | 1394 arg_save_area, NULL, in_regs, in_sig_bt); |
| 1395 | 1395 |
| 1396 __ bind(cont); | 1396 __ bind(cont); |
| 2495 CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_exit), | 2495 CAST_FROM_FN_PTR(address, SharedRuntime::dtrace_method_exit), |
| 2496 r15_thread, c_rarg1); | 2496 r15_thread, c_rarg1); |
| 2497 restore_native_result(masm, ret_type, stack_slots); | 2497 restore_native_result(masm, ret_type, stack_slots); |
| 2498 } | 2498 } |
| 2499 | 2499 |
| 2500 __ reset_last_Java_frame(false, true); | 2500 __ reset_last_Java_frame(false); |
| 2501 | 2501 |
| 2502 // Unpack oop result | 2502 // Unpack oop result |
| 2503 if (ret_type == T_OBJECT || ret_type == T_ARRAY) { | 2503 if (ret_type == T_OBJECT || ret_type == T_ARRAY) { |
| 2504 Label L; | 2504 Label L; |
| 2505 __ testptr(rax, rax); | 2505 __ testptr(rax, rax); |
| 3433 | 3433 |
| 3434 // Need to have an oopmap that tells fetch_unroll_info where to | 3434 // Need to have an oopmap that tells fetch_unroll_info where to |
| 3435 // find any register it might need. | 3435 // find any register it might need. |
| 3436 oop_maps->add_gc_map(__ pc() - start, map); | 3436 oop_maps->add_gc_map(__ pc() - start, map); |
| 3437 | 3437 |
| 3438 __ reset_last_Java_frame(false, false); | 3438 __ reset_last_Java_frame(false); |
| 3439 | 3439 |
| 3440 // Load UnrollBlock* into rdi | 3440 // Load UnrollBlock* into rdi |
| 3441 __ mov(rdi, rax); | 3441 __ mov(rdi, rax); |
| 3442 | 3442 |
| 3443 Label noException; | 3443 Label noException; |
| 3590 // Use the same PC we used for the last java frame | 3590 // Use the same PC we used for the last java frame |
| 3591 oop_maps->add_gc_map(the_pc - start, | 3591 oop_maps->add_gc_map(the_pc - start, |
| 3592 new OopMap( frame_size_in_words, 0 )); | 3592 new OopMap( frame_size_in_words, 0 )); |
| 3593 | 3593 |
| 3594 // Clear fp AND pc | 3594 // Clear fp AND pc |
| 3595 __ reset_last_Java_frame(true, true); | 3595 __ reset_last_Java_frame(true); |
| 3596 | 3596 |
| 3597 // Collect return values | 3597 // Collect return values |
| 3598 __ movdbl(xmm0, Address(rsp, RegisterSaver::xmm0_offset_in_bytes())); | 3598 __ movdbl(xmm0, Address(rsp, RegisterSaver::xmm0_offset_in_bytes())); |
| 3599 __ movptr(rax, Address(rsp, RegisterSaver::rax_offset_in_bytes())); | 3599 __ movptr(rax, Address(rsp, RegisterSaver::rax_offset_in_bytes())); |
| 3600 // I think this is useless (throwing pc?) | 3600 // I think this is useless (throwing pc?) |
| 3660 | 3660 |
| 3661 // location of rbp is known implicitly by the frame sender code | 3661 // location of rbp is known implicitly by the frame sender code |
| 3662 | 3662 |
| 3663 oop_maps->add_gc_map(__ pc() - start, map); | 3663 oop_maps->add_gc_map(__ pc() - start, map); |
| 3664 | 3664 |
| 3665 __ reset_last_Java_frame(false, false); | 3665 __ reset_last_Java_frame(false); |
| 3666 | 3666 |
| 3667 // Load UnrollBlock* into rdi | 3667 // Load UnrollBlock* into rdi |
| 3668 __ mov(rdi, rax); | 3668 __ mov(rdi, rax); |
| 3669 | 3669 |
| 3670 // Pop all the frames we must move/replace. | 3670 // Pop all the frames we must move/replace. |
| 3773 // Set an oopmap for the call site | 3773 // Set an oopmap for the call site |
| 3774 // Use the same PC we used for the last java frame | 3774 // Use the same PC we used for the last java frame |
| 3775 oop_maps->add_gc_map(the_pc - start, new OopMap(SimpleRuntimeFrame::framesize, 0)); | 3775 oop_maps->add_gc_map(the_pc - start, new OopMap(SimpleRuntimeFrame::framesize, 0)); |
| 3776 | 3776 |
| 3777 // Clear fp AND pc | 3777 // Clear fp AND pc |
| 3778 __ reset_last_Java_frame(true, true); | 3778 __ reset_last_Java_frame(true); |
| 3779 | 3779 |
| 3780 // Pop self-frame. | 3780 // Pop self-frame. |
| 3781 __ leave(); // Epilog | 3781 __ leave(); // Epilog |
| 3782 | 3782 |
| 3783 // Jump to interpreter | 3783 // Jump to interpreter |
| 3856 | 3856 |
| 3857 oop_maps->add_gc_map( __ pc() - start, map); | 3857 oop_maps->add_gc_map( __ pc() - start, map); |
| 3858 | 3858 |
| 3859 Label noException; | 3859 Label noException; |
| 3860 | 3860 |
| 3861 __ reset_last_Java_frame(false, false); | 3861 __ reset_last_Java_frame(false); |
| 3862 | 3862 |
| 3863 __ cmpptr(Address(r15_thread, Thread::pending_exception_offset()), (int32_t)NULL_WORD); | 3863 __ cmpptr(Address(r15_thread, Thread::pending_exception_offset()), (int32_t)NULL_WORD); |
| 3864 __ jcc(Assembler::equal, noException); | 3864 __ jcc(Assembler::equal, noException); |
| 3865 | 3865 |
| 3866 // Exception pending | 3866 // Exception pending |
| 3926 oop_maps->add_gc_map( __ offset() - start, map); | 3926 oop_maps->add_gc_map( __ offset() - start, map); |
| 3927 | 3927 |
| 3928 // rax contains the address we are going to jump to assuming no exception got installed | 3928 // rax contains the address we are going to jump to assuming no exception got installed |
| 3929 | 3929 |
| 3930 // clear last_Java_sp | 3930 // clear last_Java_sp |
| 3931 __ reset_last_Java_frame(false, false); | 3931 __ reset_last_Java_frame(false); |
| 3932 // check for pending exceptions | 3932 // check for pending exceptions |
| 3933 Label pending; | 3933 Label pending; |
| 3934 __ cmpptr(Address(r15_thread, Thread::pending_exception_offset()), (int32_t)NULL_WORD); | 3934 __ cmpptr(Address(r15_thread, Thread::pending_exception_offset()), (int32_t)NULL_WORD); |
| 3935 __ jcc(Assembler::notEqual, pending); | 3935 __ jcc(Assembler::notEqual, pending); |
| 3936 | 3936 |
| 4307 | 4307 |
| 4308 OopMapSet* oop_maps = new OopMapSet(); | 4308 OopMapSet* oop_maps = new OopMapSet(); |
| 4309 | 4309 |
| 4310 oop_maps->add_gc_map(the_pc - start, new OopMap(SimpleRuntimeFrame::framesize, 0)); | 4310 oop_maps->add_gc_map(the_pc - start, new OopMap(SimpleRuntimeFrame::framesize, 0)); |
| 4311 | 4311 |
| 4312 __ reset_last_Java_frame(false, true); | 4312 __ reset_last_Java_frame(false); |
| 4313 | 4313 |
| 4314 // Restore callee-saved registers | 4314 // Restore callee-saved registers |
| 4315 | 4315 |
| 4316 // rbp is an implicitly saved callee-saved register (i.e., the calling | 4316 // rbp is an implicitly saved callee-saved register (i.e., the calling |
| 4317 // convention will save restore it in prolog/epilog) Other than that | 4317 // convention will save restore it in prolog/epilog) Other than that |
