Mercurial > hg > graal-compiler
diff src/share/vm/opto/type.hpp @ 820:915cc9c5ebc6
6837094: False positive for "meet not symmetric" failure
Summary: Have the meet not symmetric check recursively do the interface-vs-oop check on array subtypes.
Reviewed-by: jrose
Contributed-by: rasbold@google.com
| author | kvn |
|---|---|
| date | Tue, 23 Jun 2009 17:52:29 -0700 |
| parents | 7bb995fbd3c0 |
| children | bf3489cc0aa0 |
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--- a/src/share/vm/opto/type.hpp Wed Jun 10 12:19:48 2009 -0700 +++ b/src/share/vm/opto/type.hpp Tue Jun 23 17:52:29 2009 -0700 @@ -190,6 +190,11 @@ // Currently, it also works around limitations involving interface types. virtual const Type *filter( const Type *kills ) const; +#ifdef ASSERT + // One type is interface, the other is oop + virtual bool interface_vs_oop(const Type *t) const; +#endif + // Returns true if this pointer points at memory which contains a // compressed oop references. bool is_ptr_to_narrowoop() const; @@ -546,6 +551,10 @@ virtual const Type *xmeet( const Type *t ) const; virtual const Type *xdual() const; // Compute dual right now. bool ary_must_be_exact() const; // true if arrays of such are never generic +#ifdef ASSERT + // One type is interface, the other is oop + virtual bool interface_vs_oop(const Type *t) const; +#endif #ifndef PRODUCT virtual void dump2( Dict &d, uint, outputStream *st ) const; // Specialized per-Type dumping #endif @@ -867,6 +876,10 @@ } static const TypeAryPtr *_array_body_type[T_CONFLICT+1]; // sharpen the type of an int which is used as an array size +#ifdef ASSERT + // One type is interface, the other is oop + virtual bool interface_vs_oop(const Type *t) const; +#endif #ifndef PRODUCT virtual void dump2( Dict &d, uint depth, outputStream *st ) const; // Specialized per-Type dumping #endif