Mercurial > hg > graal-compiler
diff src/share/vm/utilities/accessFlags.hpp @ 6100:71afdabfd05b
7168280: Eliminate the generic signature index slot from field array for field without generic signature.
Summary: Only allocate the generic signature index slot in the field array for field with generic signature attribute.
Reviewed-by: coleenp, dlong
author | jiangli |
---|---|
date | Mon, 21 May 2012 14:10:35 -0400 |
parents | e6b1331a51d2 |
children | 1d7922586cf6 |
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--- a/src/share/vm/utilities/accessFlags.hpp Fri May 18 14:57:28 2012 -0700 +++ b/src/share/vm/utilities/accessFlags.hpp Mon May 21 14:10:35 2012 -0400 @@ -80,10 +80,12 @@ JVM_ACC_FIELD_ACCESS_WATCHED = 0x00002000, // field access is watched by JVMTI JVM_ACC_FIELD_MODIFICATION_WATCHED = 0x00008000, // field modification is watched by JVMTI JVM_ACC_FIELD_INTERNAL = 0x00000400, // internal field, same as JVM_ACC_ABSTRACT + JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE = 0x00000800, // field has generic signature JVM_ACC_FIELD_INTERNAL_FLAGS = JVM_ACC_FIELD_ACCESS_WATCHED | JVM_ACC_FIELD_MODIFICATION_WATCHED | - JVM_ACC_FIELD_INTERNAL, + JVM_ACC_FIELD_INTERNAL | + JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE, // flags accepted by set_field_flags() JVM_ACC_FIELD_FLAGS = JVM_RECOGNIZED_FIELD_MODIFIERS | JVM_ACC_FIELD_INTERNAL_FLAGS @@ -156,6 +158,8 @@ bool is_field_modification_watched() const { return (_flags & JVM_ACC_FIELD_MODIFICATION_WATCHED) != 0; } bool is_internal() const { return (_flags & JVM_ACC_FIELD_INTERNAL) != 0; } + bool field_has_generic_signature() const + { return (_flags & JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE) != 0; } // get .class file flags jint get_flags () const { return (_flags & JVM_ACC_WRITTEN_FLAGS); } @@ -225,6 +229,10 @@ atomic_clear_bits(JVM_ACC_FIELD_MODIFICATION_WATCHED); } } + void set_field_has_generic_signature() + { + atomic_set_bits(JVM_ACC_FIELD_HAS_GENERIC_SIGNATURE); + } // Conversion jshort as_short() const { return (jshort)_flags; }