Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/c1/c1_LIR.cpp
src/share/vm/c1/c1_LIR.cpp
- changeset 8735
- dcaab7b518c4
- parent 7854
- e8260b6328fb
- child 8856
- ac27a9c85bea
- child 9775
- 9b865b281711
equal
deleted
inserted
replaced
| 8734:c73c5d205d0a | 8735:dcaab7b518c4 |
|---|---|
| 1514 c->set_should_profile(true); | 1514 c->set_should_profile(true); |
| 1515 } | 1515 } |
| 1516 append(c); | 1516 append(c); |
| 1517 } | 1517 } |
| 1518 | 1518 |
| 1519 void LIR_List::null_check(LIR_Opr opr, CodeEmitInfo* info, bool deoptimize_on_null) { | |
| 1520 if (deoptimize_on_null) { | |
| 1521 // Emit an explicit null check and deoptimize if opr is null | |
| 1522 CodeStub* deopt = new DeoptimizeStub(info); | |
| 1523 cmp(lir_cond_equal, opr, LIR_OprFact::oopConst(NULL)); | |
| 1524 branch(lir_cond_equal, T_OBJECT, deopt); | |
| 1525 } else { | |
| 1526 // Emit an implicit null check | |
| 1527 append(new LIR_Op1(lir_null_check, opr, info)); | |
| 1528 } | |
| 1529 } | |
| 1519 | 1530 |
| 1520 void LIR_List::cas_long(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, | 1531 void LIR_List::cas_long(LIR_Opr addr, LIR_Opr cmp_value, LIR_Opr new_value, |
| 1521 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { | 1532 LIR_Opr t1, LIR_Opr t2, LIR_Opr result) { |
| 1522 append(new LIR_OpCompareAndSwap(lir_cas_long, addr, cmp_value, new_value, t1, t2, result)); | 1533 append(new LIR_OpCompareAndSwap(lir_cas_long, addr, cmp_value, new_value, t1, t2, result)); |
| 1523 } | 1534 } |
