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C++ TransCFG::inArcs方法代码示例

本文整理汇总了C++中TransCFG::inArcs方法的典型用法代码示例。如果您正苦于以下问题:C++ TransCFG::inArcs方法的具体用法?C++ TransCFG::inArcs怎么用?C++ TransCFG::inArcs使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在TransCFG的用法示例。


在下文中一共展示了TransCFG::inArcs方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: markCovered

/**
 * Add to sets coveredNodes and coveredArcs the cfg arcs that are now
 * covered given the new region containing the translations in
 * selectedVec.
 */
static void markCovered(const TransCFG& cfg, const RegionDescPtr region,
                        const TransIDVec& selectedVec, const TransIDSet heads,
                        TransIDSet& coveredNodes,
                        TransCFG::ArcPtrSet& coveredArcs) {
  assert(selectedVec.size() > 0);
  TransID newHead = selectedVec[0];
  assert(!region->empty());
  assert(newHead == getTransId(region->entry()->id()));

  // Mark all region's nodes as covered.
  coveredNodes.insert(selectedVec.begin(), selectedVec.end());

  // Mark all incoming arcs into newHead from covered nodes as covered.
  for (auto arc : cfg.inArcs(newHead)) {
    TransID src = arc->src();
    if (coveredNodes.count(src)) {
      coveredArcs.insert(arc);
    }
  }

  // Mark all CFG arcs within the region as covered.
  region->forEachArc([&](RegionDesc::BlockId src, RegionDesc::BlockId dst) {
    if (!hasTransId(src) || !hasTransId(dst)) return;
    TransID srcTid = getTransId(src);
    TransID dstTid = getTransId(dst);
    assert(cfg.hasArc(srcTid, dstTid));
    bool foundArc = false;
    for (auto arc : cfg.outArcs(srcTid)) {
      if (arc->dst() == dstTid) {
        coveredArcs.insert(arc);
        foundArc = true;
      }
    }
    always_assert(foundArc);
  });

  // Mark all outgoing arcs from the region to a head node as covered.
  for (auto node : selectedVec) {
    for (auto arc : cfg.outArcs(node)) {
      if (heads.count(arc->dst())) {
        coveredArcs.insert(arc);
      }
    }
  }
}
开发者ID:AmineCherrai,项目名称:hhvm,代码行数:50,代码来源:regionize-func.cpp

示例2: markCovered

/**
 * Add to sets coveredNodes and coveredArcs the cfg arcs that are now
 * covered given the new region containing the translations in
 * selectedVec.
 */
static void markCovered(const TransCFG& cfg, const TransIDVec selectedVec,
                        const TransIDSet heads, TransIDSet& coveredNodes,
                        TransCFG::ArcPtrSet& coveredArcs) {
  assert(selectedVec.size() > 0);
  TransID newHead = selectedVec[0];

  // Mark all region's nodes as covered.
  coveredNodes.insert(selectedVec.begin(), selectedVec.end());

  // Mark all incoming arcs into newHead from covered nodes as covered.
  for (auto arc : cfg.inArcs(newHead)) {
    TransID src = arc->src();
    if (coveredNodes.count(src)) {
      coveredArcs.insert(arc);
    }
  }

  // Mark all arcs between consecutive region nodes as covered.
  for (size_t i = 0; i < selectedVec.size() - 1; i++) {
    TransID node = selectedVec[i];
    TransID next = selectedVec[i + 1];
    bool foundArc = false;
    for (auto arc : cfg.outArcs(node)) {
      if (arc->dst() == next) {
        coveredArcs.insert(arc);
        foundArc = true;
      }
    }
    always_assert(foundArc);
  }

  // Mark all outgoing arcs from the region to a head node as covered.
  for (auto node : selectedVec) {
    for (auto arc : cfg.outArcs(node)) {
      if (heads.count(arc->dst())) {
        coveredArcs.insert(arc);
      }
    }
  }
}
开发者ID:artursmolarek,项目名称:hhvm,代码行数:45,代码来源:regionize-func.cpp


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