Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/cpu/x86/vm/templateInterpreter_x86_64.cpp
src/cpu/x86/vm/templateInterpreter_x86_64.cpp
- changeset 3372
- dca455dea3a7
- parent 3238
- b20d64f83668
- child 3400
- 22cee0ee8927
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| 3371:8fdf463085e1 | 3372:dca455dea3a7 |
|---|---|
| 465 | 465 |
| 466 // check against the current stack bottom | 466 // check against the current stack bottom |
| 467 __ cmpptr(rsp, rax); | 467 __ cmpptr(rsp, rax); |
| 468 __ jcc(Assembler::above, after_frame_check); | 468 __ jcc(Assembler::above, after_frame_check); |
| 469 | 469 |
| 470 __ pop(rax); // get return address | 470 // Restore sender's sp as SP. This is necessary if the sender's |
| 471 __ jump(ExternalAddress(Interpreter::throw_StackOverflowError_entry())); | 471 // frame is an extended compiled frame (see gen_c2i_adapter()) |
| 472 // and safer anyway in case of JSR292 adaptations. | |
| 473 | |
| 474 __ pop(rax); // return address must be moved if SP is changed | |
| 475 __ mov(rsp, r13); | |
| 476 __ push(rax); | |
| 477 | |
| 478 // Note: the restored frame is not necessarily interpreted. | |
| 479 // Use the shared runtime version of the StackOverflowError. | |
| 480 assert(StubRoutines::throw_StackOverflowError_entry() != NULL, "stub not yet generated"); | |
| 481 __ jump(ExternalAddress(StubRoutines::throw_StackOverflowError_entry())); | |
| 472 | 482 |
| 473 // all done with frame size check | 483 // all done with frame size check |
| 474 __ bind(after_frame_check); | 484 __ bind(after_frame_check); |
| 475 } | 485 } |
| 476 | 486 |
