Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/opto/subnode.cpp
src/share/vm/opto/subnode.cpp
- changeset 3407
- 35acf8f0a2e4
- parent 2940
- 33e2b8f1d466
- child 3787
- 6759698e3140
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| 3406:e9a5e0a812c8 | 3407:35acf8f0a2e4 |
|---|---|
| 89 const Type* t2 = (in2 == this) ? Type::TOP : phase->type(in2); | 89 const Type* t2 = (in2 == this) ? Type::TOP : phase->type(in2); |
| 90 if( t2 == Type::TOP ) return Type::TOP; | 90 if( t2 == Type::TOP ) return Type::TOP; |
| 91 | 91 |
| 92 // Not correct for SubFnode and AddFNode (must check for infinity) | 92 // Not correct for SubFnode and AddFNode (must check for infinity) |
| 93 // Equal? Subtract is zero | 93 // Equal? Subtract is zero |
| 94 if (phase->eqv_uncast(in1, in2)) return add_id(); | 94 if (in1->eqv_uncast(in2)) return add_id(); |
| 95 | 95 |
| 96 // Either input is BOTTOM ==> the result is the local BOTTOM | 96 // Either input is BOTTOM ==> the result is the local BOTTOM |
| 97 if( t1 == Type::BOTTOM || t2 == Type::BOTTOM ) | 97 if( t1 == Type::BOTTOM || t2 == Type::BOTTOM ) |
| 98 return bottom_type(); | 98 return bottom_type(); |
| 99 | 99 |
