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6964458: Reimplement class meta-data storage to use native memory

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Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
This commit is contained in:
Jon Masamitsu 2012-09-01 13:25:18 -04:00 • committed by Coleen Phillimore
parent 36eee7c8c8
commit 5c58d27aac
853 changed files with 26124 additions and 82956 deletions
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12
hotspot/src/share/vm/c1/c1_LIRAssembler.cpp
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 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
@ -74,13 +74,19 @@ void LIR_Assembler::patching_epilog(PatchingStub* patch, LIR_PatchCode patch_cod
}
} else if (patch->id() == PatchingStub::load_klass_id) {
switch (code) {
case Bytecodes::_putstatic:
case Bytecodes::_getstatic:
case Bytecodes::_new:
case Bytecodes::_anewarray:
case Bytecodes::_multianewarray:
case Bytecodes::_instanceof:
case Bytecodes::_checkcast:
break;
default:
ShouldNotReachHere();
}
} else if (patch->id() == PatchingStub::load_mirror_id) {
switch (code) {
case Bytecodes::_putstatic:
case Bytecodes::_getstatic:
case Bytecodes::_ldc:
case Bytecodes::_ldc_w:
break;