Mercurial > hg > truffle
diff src/share/vm/utilities/globalDefinitions.cpp @ 6725:da91efe96a93
6964458: Reimplement class meta-data storage to use native memory
Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author | coleenp |
---|---|
date | Sat, 01 Sep 2012 13:25:18 -0400 |
parents | f95d63e2154a |
children | 8a02ca5e5576 |
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--- a/src/share/vm/utilities/globalDefinitions.cpp Fri Aug 31 16:39:35 2012 -0700 +++ b/src/share/vm/utilities/globalDefinitions.cpp Sat Sep 01 13:25:18 2012 -0400 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it @@ -112,6 +112,7 @@ case T_LONG: case T_OBJECT: case T_ADDRESS: // random raw pointer + case T_METADATA: // metadata pointer case T_NARROWOOP: // compressed pointer case T_CONFLICT: // might as well support a bottom type case T_VOID: // padding or other unaddressed word @@ -178,7 +179,7 @@ // Map BasicType to signature character -char type2char_tab[T_CONFLICT+1]={ 0, 0, 0, 0, 'Z', 'C', 'F', 'D', 'B', 'S', 'I', 'J', 'L', '[', 'V', 0, 0, 0}; +char type2char_tab[T_CONFLICT+1]={ 0, 0, 0, 0, 'Z', 'C', 'F', 'D', 'B', 'S', 'I', 'J', 'L', '[', 'V', 0, 0, 0, 0}; // Map BasicType to Java type name const char* type2name_tab[T_CONFLICT+1] = { @@ -196,6 +197,7 @@ "void", "*address*", "*narrowoop*", + "*metadata*", "*conflict*" }; @@ -231,7 +233,8 @@ T_VOID, // T_VOID = 14, T_ADDRESS, // T_ADDRESS = 15, T_NARROWOOP, // T_NARROWOOP= 16, - T_CONFLICT // T_CONFLICT = 17, + T_METADATA, // T_METADATA = 17, + T_CONFLICT // T_CONFLICT = 18, }; @@ -253,7 +256,8 @@ T_VOID, // T_VOID = 14, T_ADDRESS, // T_ADDRESS = 15, T_NARROWOOP, // T_NARROWOOP = 16, - T_CONFLICT // T_CONFLICT = 17, + T_METADATA, // T_METADATA = 17, + T_CONFLICT // T_CONFLICT = 18, }; @@ -275,7 +279,8 @@ 0, // T_VOID = 14, T_OBJECT_aelem_bytes, // T_ADDRESS = 15, T_NARROWOOP_aelem_bytes,// T_NARROWOOP= 16, - 0 // T_CONFLICT = 17, + T_OBJECT_aelem_bytes, // T_METADATA = 17, + 0 // T_CONFLICT = 18, }; #ifdef ASSERT