Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/c1/c1_GraphBuilder.cpp
src/share/vm/c1/c1_GraphBuilder.cpp
- changeset 9961
- be13f53a2a55
- parent 9942
- eddd586d1a4c
- child 10015
- eb7ce841ccec
equal
deleted
inserted
replaced
| 9960:8c3972a290c0 | 9961:be13f53a2a55 |
|---|---|
| 1703 } | 1703 } |
| 1704 LoadField* load = new LoadField(obj, offset, field, false, state_before, needs_patching); | 1704 LoadField* load = new LoadField(obj, offset, field, false, state_before, needs_patching); |
| 1705 Value replacement = !needs_patching ? _memory->load(load) : load; | 1705 Value replacement = !needs_patching ? _memory->load(load) : load; |
| 1706 if (replacement != load) { | 1706 if (replacement != load) { |
| 1707 assert(replacement->is_linked() || !replacement->can_be_linked(), "should already by linked"); | 1707 assert(replacement->is_linked() || !replacement->can_be_linked(), "should already by linked"); |
| 1708 // Writing an (integer) value to a boolean, byte, char or short field includes an implicit narrowing | |
| 1709 // conversion. Emit an explicit conversion here to get the correct field value after the write. | |
| 1710 BasicType bt = field->type()->basic_type(); | |
| 1711 switch (bt) { | |
| 1712 case T_BOOLEAN: | |
| 1713 case T_BYTE: | |
| 1714 replacement = append(new Convert(Bytecodes::_i2b, replacement, as_ValueType(bt))); | |
| 1715 break; | |
| 1716 case T_CHAR: | |
| 1717 replacement = append(new Convert(Bytecodes::_i2c, replacement, as_ValueType(bt))); | |
| 1718 break; | |
| 1719 case T_SHORT: | |
| 1720 replacement = append(new Convert(Bytecodes::_i2s, replacement, as_ValueType(bt))); | |
| 1721 break; | |
| 1722 default: | |
| 1723 break; | |
| 1724 } | |
| 1708 push(type, replacement); | 1725 push(type, replacement); |
| 1709 } else { | 1726 } else { |
| 1710 push(type, append(load)); | 1727 push(type, append(load)); |
| 1711 } | 1728 } |
| 1712 } | 1729 } |
