Mercurial > hg > truffle
diff src/share/vm/ci/ciInstanceKlass.hpp @ 113:ba764ed4b6f2
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes
Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv
Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold
author | coleenp |
---|---|
date | Sun, 13 Apr 2008 17:43:42 -0400 |
parents | 52fed2ec0afb |
children | d1605aabd0a1 |
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--- a/src/share/vm/ci/ciInstanceKlass.hpp Fri Apr 11 09:56:35 2008 -0400 +++ b/src/share/vm/ci/ciInstanceKlass.hpp Sun Apr 13 17:43:42 2008 -0400 @@ -35,15 +35,16 @@ friend class ciBytecodeStream; private: - bool _is_shared; - jobject _loader; jobject _protection_domain; + bool _is_shared; bool _is_initialized; bool _is_linked; bool _has_finalizer; bool _has_subklass; + bool _has_nonstatic_fields; + ciFlags _flags; jint _nonstatic_field_size; jint _nonstatic_oop_map_size; @@ -132,6 +133,9 @@ jint nonstatic_field_size() { assert(is_loaded(), "must be loaded"); return _nonstatic_field_size; } + jint has_nonstatic_fields() { + assert(is_loaded(), "must be loaded"); + return _has_nonstatic_fields; } jint nonstatic_oop_map_size() { assert(is_loaded(), "must be loaded"); return _nonstatic_oop_map_size; } @@ -164,8 +168,7 @@ bool has_finalizable_subclass(); bool contains_field_offset(int offset) { - return (offset/wordSize) >= instanceOopDesc::header_size() - && (offset/wordSize)-instanceOopDesc::header_size() < nonstatic_field_size(); + return instanceOopDesc::contains_field_offset(offset, nonstatic_field_size()); } // Get the instance of java.lang.Class corresponding to