C++ (Cpp) TR_RegionStructure::computeInvariantExpressions示例

示例#1

文件： OMRSimplifier.cpp 项目： bjornvar/omr

static void computeInvarianceOfAllStructures(TR::Compilation *comp, TR_Structure * s)
   {
   TR_RegionStructure *region = s->asRegion();

   if (region)
      {
      TR_StructureSubGraphNode *node;
      TR_RegionStructure::Cursor si(*region);
      for (node = si.getCurrent(); node != NULL; node = si.getNext())
         computeInvarianceOfAllStructures(comp, node->getStructure());

      region->resetInvariance();
      if (region->isNaturalLoop() /*|| region->containsInternalCycles() */)
         {
         region->computeInvariantExpressions();
         }
      }
   }