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8007722: C2: "assert(tp->base() != Type::AnyPtr) failed: not a bare pointer" at machnode.cpp:376

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GetAndSetP's MachNode should capture bottom type.

Reviewed-by: kvn
This commit is contained in:
Roland Westrelin 2013-02-26 12:18:30 +01:00
parent fe92862089
commit c84424d4af
2 changed files with 59 additions and 2 deletions
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5
hotspot/src/share/vm/adlc/formssel.cpp
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@ -753,10 +753,11 @@ bool InstructForm::captures_bottom_type(FormDict &globals) const {
!strcmp(_matrule->_rChild->_opType,"DecodeNKlass") ||
!strcmp(_matrule->_rChild->_opType,"EncodePKlass") ||
!strcmp(_matrule->_rChild->_opType,"LoadN") ||
!strcmp(_matrule->_rChild->_opType,"GetAndSetN") ||
!strcmp(_matrule->_rChild->_opType,"LoadNKlass") ||
!strcmp(_matrule->_rChild->_opType,"CreateEx") || // type of exception
!strcmp(_matrule->_rChild->_opType,"CheckCastPP")) ) return true;
!strcmp(_matrule->_rChild->_opType,"CheckCastPP") ||
!strcmp(_matrule->_rChild->_opType,"GetAndSetP") ||
!strcmp(_matrule->_rChild->_opType,"GetAndSetN")) ) return true;
else if ( is_ideal_load() == Form::idealP ) return true;
else if ( is_ideal_store() != Form::none ) return true;