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8156768: [JVMCI] remove support for patching Symbol pointers

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Reviewed-by: iveresov
This commit is contained in:
Roland Schatz 2016-05-12 12:59:35 +02:00
parent 5e2fa37504
commit 9f43471b55
13 changed files with 2 additions and 141 deletions
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9
hotspot/src/share/vm/jvmci/jvmciCodeInstaller.cpp
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@ -181,8 +181,8 @@ void* CodeInstaller::record_metadata_reference(Handle constant, TRAPS) {
/*
* This method needs to return a raw (untyped) pointer, since the value of a pointer to the base
* class is in general not equal to the pointer of the subclass. When patching metaspace pointers,
* the compiler expects a direct pointer to the subclass (Klass*, Method* or Symbol*), not a
* pointer to the base class (Metadata* or MetaspaceObj*).
* the compiler expects a direct pointer to the subclass (Klass* or Method*), not a pointer to the
* base class (Metadata* or MetaspaceObj*).
*/
oop obj = HotSpotMetaspaceConstantImpl::metaspaceObject(constant);
if (obj->is_a(HotSpotResolvedObjectTypeImpl::klass())) {
@ -197,11 +197,6 @@ void* CodeInstaller::record_metadata_reference(Handle constant, TRAPS) {
int index = _oop_recorder->find_index(method);
TRACE_jvmci_3("metadata[%d of %d] = %s", index, _oop_recorder->metadata_count(), method->name()->as_C_string());
return method;
} else if (obj->is_a(HotSpotSymbol::klass())) {
Symbol* symbol = (Symbol*) (address) HotSpotSymbol::pointer(obj);
assert(!HotSpotMetaspaceConstantImpl::compressed(constant), "unexpected compressed symbol pointer %s @ " INTPTR_FORMAT, symbol->as_C_string(), p2i(symbol));
TRACE_jvmci_3("symbol = %s", symbol->as_C_string());
return symbol;
} else {
JVMCI_ERROR_NULL("unexpected metadata reference for constant of type %s", obj->klass()->signature_name());
}