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6990754: Use native memory and reference counting to implement SymbolTable

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Move symbols from permgen into C heap and reference count them

Reviewed-by: never, acorn, jmasa, stefank
This commit is contained in:
Coleen Phillimore 2011-01-27 16:11:27 -08:00
parent 950858350d
commit 7b4f8073f0
223 changed files with 3783 additions and 3641 deletions
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4
hotspot/src/share/vm/prims/jvmtiRedefineClasses.hpp
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@ -223,8 +223,8 @@
// JVM_CONSTANT_UnresolvedClass and JVM_CONSTANT_UnresolvedString
// entries. During this conversion process, the UTF8 values that are
// indirectly referenced by the JVM_CONSTANT_ClassIndex and
// JVM_CONSTANT_StringIndex entries are changed into symbolOops and the
// entries are modified to refer to the symbolOops. This optimization
// JVM_CONSTANT_StringIndex entries are changed into Symbol*s and the
// entries are modified to refer to the Symbol*s. This optimization
// eliminates one level of indirection for those two CP entry types and
// gets the entries ready for verification. During class file parsing
// it is also possible for JVM_CONSTANT_UnresolvedString entries to be