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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/targeting/common/iterators/targetiterator.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* COPYRIGHT International Business Machines Corp. 2011,2014 */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
/**
* @file targeting/common/iterators/targetiterator.C
*
* @brief Implementation of iterator/const iterator used to iterate through
* target service targets
*/
//******************************************************************************
// Includes
//******************************************************************************
// STD
// Other Host Boot Components
// Targeting Component
#include <targeting/common/iterators/iterators.H>
#include <targeting/common/targetservice.H>
//******************************************************************************
// Macros
//******************************************************************************
#undef TARG_NAMESPACE
#undef TARG_CLASS
#undef TARG_FUNC
//******************************************************************************
// Implementation
//******************************************************************************
namespace TARGETING
{
#define TARG_NAMESPACE "TARGETING::"
#define TARG_CLASS "_TargetIterator<T>::"
//******************************************************************************
// TargetIterator::advance
//******************************************************************************
template<typename T>
void _TargetIterator<T>::advance()
{
static TargetService& l_targetService = targetService();
// If cursor points to end()/NULL, do nothing. Otherwise, check to see if
// it should advance (possibly to NULL)
if(likely (iv_pCurrent != NULL) )
{
// In HB the first block will always compile to run and take the optimal
// iterator performance path that assumes only one node's worth of data
if(!PLAT::PROPERTIES::MULTINODE_AWARE)
{
if ( likely( (!l_targetService.iv_nodeInfo.empty()) )
&& likely( (l_targetService.iv_nodeInfo[0].maxTargets > 0) ) )
{
// If at or past last element, advance to end() else advance
if(unlikely (
iv_pCurrent >=
&(*(l_targetService.iv_nodeInfo[0]).targets)
[l_targetService.iv_nodeInfo[0].maxTargets-1]
))
{
iv_pCurrent = NULL;
}
else
{
iv_pCurrent++;
}
}
else
{
iv_pCurrent = NULL;
}
}
else
{
iv_pCurrent = l_targetService.getNextTarget(iv_pCurrent);
if(likely(iv_pCurrent != NULL))
{
// Targeting XML and compiler ensure that there are no back to
// back hidden system targets; therefore, if the current one is
// a hidden system target, skip it and the next one will either
// be valid or NULL (i.e. end())
if(unlikely(
l_targetService.isNonMasterNodeSystemTarget(iv_pCurrent)))
{
iv_pCurrent = l_targetService.getNextTarget(iv_pCurrent);
}
}
}
}
}
//******************************************************************************
// Explicit template class member function instantiations
//******************************************************************************
template void _TargetIterator<Target*>::advance();
template void _TargetIterator<const Target*>::advance();
#undef TARG_CLASS
#undef TARG_NAMESPACE
} // End namespace TARGETING
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