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8014013: CallInfo structure no longer accurately reports the result of a LinkResolver operation

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Enhance method resolution and resulting data structures, plus some refactoring.

Reviewed-by: twisti, acorn, jrose
This commit is contained in:
David Chase 2013-09-13 22:38:02 -04:00
parent 98d8f57603
commit 222c735458
40 changed files with 715 additions and 601 deletions
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13
hotspot/src/share/vm/oops/fieldStreams.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2011, 2013, 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
@ -27,6 +27,7 @@
#include "oops/instanceKlass.hpp"
#include "oops/fieldInfo.hpp"
#include "runtime/fieldDescriptor.hpp"
// The is the base class for iteration over the fields array
// describing the declared fields in the class. Several subclasses
@ -43,8 +44,10 @@ class FieldStreamBase : public StackObj {
int _index;
int _limit;
int _generic_signature_slot;
fieldDescriptor _fd_buf;
FieldInfo* field() const { return FieldInfo::from_field_array(_fields, _index); }
InstanceKlass* field_holder() const { return _constants->pool_holder(); }
int init_generic_signature_start_slot() {
int length = _fields->length();
@ -102,6 +105,7 @@ class FieldStreamBase : public StackObj {
_index = 0;
_limit = klass->java_fields_count();
init_generic_signature_start_slot();
assert(klass == field_holder(), "");
}
FieldStreamBase(instanceKlassHandle klass) {
_fields = klass->fields();
@ -109,6 +113,7 @@ class FieldStreamBase : public StackObj {
_index = 0;
_limit = klass->java_fields_count();
init_generic_signature_start_slot();
assert(klass == field_holder(), "");
}
// accessors
@ -180,6 +185,12 @@ class FieldStreamBase : public StackObj {
return field()->contended_group();
}
// bridge to a heavier API:
fieldDescriptor& field_descriptor() const {
fieldDescriptor& field = const_cast<fieldDescriptor&>(_fd_buf);
field.reinitialize(field_holder(), _index);
return field;
}
};
// Iterate over only the internal fields