当前位置: 首页>>代码示例>>C++>>正文

C++ ListAssignmentPtr类代码示例

本文整理汇总了C++中ListAssignmentPtr类的典型用法代码示例。如果您正苦于以下问题：C++ ListAssignmentPtr类的具体用法？C++ ListAssignmentPtr怎么用？C++ ListAssignmentPtr使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。


在下文中一共展示了ListAssignmentPtr类的6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: outputCPPAssignment

void ListAssignment::outputCPPAssignment(CodeGenerator &cg,
    AnalysisResultPtr ar, const string &arrTmp) {
  if (!m_variables) return;

  for (int i = m_variables->getCount() - 1; i >= 0; --i) {
    ExpressionPtr exp = (*m_variables)[i];
    if (exp) {
      if (exp->is(Expression::KindOfListAssignment)) {
        ListAssignmentPtr sublist = dynamic_pointer_cast<ListAssignment>(exp);
        string subTmp = genCPPTemp(cg, ar);
        cg_printf("Variant %s((ref(%s[%d])));\n", subTmp.c_str(),
                  arrTmp.c_str(), i);
        sublist->outputCPPAssignment(cg, ar, subTmp);
      } else {
        bool done = false;
        if (exp->is(Expression::KindOfArrayElementExpression)) {
          ArrayElementExpressionPtr arrExp =
            dynamic_pointer_cast<ArrayElementExpression>(exp);
          if (!arrExp->isSuperGlobal() && !arrExp->isDynamicGlobal()) {
            arrExp->getVariable()->outputCPP(cg, ar);
            if (arrExp->getOffset()) {
              cg_printf(".set(");
              arrExp->getOffset()->outputCPP(cg, ar);
              cg_printf(", ");
            } else {
              cg_printf(".append(");
            }
            cg_printf("%s[%d]);\n", arrTmp.c_str(), i);
            done = true;
          }
        } else if (exp->is(Expression::KindOfObjectPropertyExpression)) {
          ObjectPropertyExpressionPtr var(
            dynamic_pointer_cast<ObjectPropertyExpression>(exp));
          if (!var->isValid()) {
            var->outputCPPObject(cg, ar);
            cg_printf("o_set(");
            var->outputCPPProperty(cg, ar);
            cg_printf(", %s[%d], %s);\n",
                      arrTmp.c_str(), i,
                      getClassScope() ? "s_class_name" : "empty_string");
            done = true;
          }
        }
        if (!done) {
          exp->outputCPP(cg, ar);
          if (arrTmp == "null") {
            cg_printf(" = null;\n");
          } else {
            cg_printf(" = %s[%d];\n", arrTmp.c_str(), i);
          }
        }
      }
    }
  }
}
开发者ID:brianmn，项目名称:hiphop-php_packaged，代码行数:55，代码来源:list_assignment.cpp

示例2: outputCPPAssignment

void ListAssignment::outputCPPAssignment(CodeGenerator &cg,
    AnalysisResultPtr ar, const string &arrTmp) {
  if (!m_variables) return;

  for (int i = m_variables->getCount() - 1; i >= 0; --i) {
    ExpressionPtr exp = (*m_variables)[i];
    if (exp) {
      if (exp->is(Expression::KindOfListAssignment)) {
        ListAssignmentPtr sublist = dynamic_pointer_cast<ListAssignment>(exp);
        string subTmp = genCPPTemp(cg, ar);
        cg.printf("Variant %s((ref(%s.rvalAt(%d))));\n", subTmp.c_str(),
                  arrTmp.c_str(), i);
        sublist->outputCPPAssignment(cg, ar, subTmp);
      } else {
        bool done = false;
        if (exp->is(Expression::KindOfArrayElementExpression)) {
          ArrayElementExpressionPtr arrExp =
            dynamic_pointer_cast<ArrayElementExpression>(exp);
          if (!arrExp->isSuperGlobal() && !arrExp->isDynamicGlobal()) {
            arrExp->getVariable()->outputCPP(cg, ar);
            if (arrExp->getOffset()) {
              cg.printf(".set(");
              arrExp->getOffset()->outputCPP(cg, ar);
              cg.printf(", ");
            } else {
              cg.printf(".append(");
            }
            cg.printf("%s.rvalAt(%d));\n", arrTmp.c_str(), i);
            done = true;
          }
        }
        if (!done) {
          exp->outputCPP(cg, ar);
          if (arrTmp == "null") {
            cg.printf(" = null;\n");
          } else {
            cg.printf(" = %s.rvalAt(%d);\n", arrTmp.c_str(), i);
          }
        }
      }
    }
  }
}
开发者ID:scottmac，项目名称:hiphop-dev，代码行数:43，代码来源:list_assignment.cpp

示例3: setLValue

void ListAssignment::setLValue() {
  if (m_variables) {
    for (int i = 0; i < m_variables->getCount(); i++) {
      ExpressionPtr exp = (*m_variables)[i];
      if (exp) {
        if (exp->is(Expression::KindOfListAssignment)) {
          ListAssignmentPtr sublist =
            dynamic_pointer_cast<ListAssignment>(exp);
          sublist->setLValue();
        } else {
          // Magic contexts I took from assignment expression
          exp->setContext(Expression::DeepAssignmentLHS);
          exp->setContext(Expression::AssignmentLHS);
          exp->setContext(Expression::LValue);
          exp->setContext(Expression::NoLValueWrapper);
        }
      }
    }
  }
}
开发者ID:bastiaanzapf，项目名称:hiphop-php，代码行数:20，代码来源:list_assignment.cpp

示例4: processAccessChainLA

void DataFlowWalker::processAccessChainLA(ListAssignmentPtr la) {
  ExpressionList &lhs = *la->getVariables().get();
  for (int i = lhs.getCount(); i--; ) {
    ExpressionPtr ep = lhs[i];
    if (ep) {
      if (ep->is(Expression::KindOfListAssignment)) {
        processAccessChainLA(static_pointer_cast<ListAssignment>(ep));
      } else {
        processAccessChain(ep);
        processAccess(ep);
      }
    }
  }
}
开发者ID:DenisBazhan，项目名称:hiphop-php，代码行数:14，代码来源:data_flow.cpp

示例5: switch

void AliasManager::collectAliasInfoRecur(ConstructPtr cs) {
  if (!cs) {
    return;
  }

  if (StatementPtr s = dpc(Statement, cs)) {
    switch (s->getKindOf()) {
      case Statement::KindOfFunctionStatement:
      case Statement::KindOfMethodStatement:
      case Statement::KindOfClassStatement:
      case Statement::KindOfInterfaceStatement:
        return;
      default:
        break;
    }
  }

  int nkid = cs->getKidCount();

  for (int i = 0; i < nkid; i++) {
    ConstructPtr kid = cs->getNthKid(i);
    if (kid) {
      collectAliasInfoRecur(kid);
    }
  }

  if (ExpressionPtr e = dpc(Expression, cs)) {
    int context = e->getContext();
    switch (e->getKindOf()) {
    case Expression::KindOfAssignmentExpression:
      {
        AssignmentExpressionPtr ae = spc(AssignmentExpression, e);
        ExpressionPtr var = ae->getVariable();
        ExpressionPtr val = ae->getValue();
        if (var->is(Expression::KindOfSimpleVariable)) {
          const std::string &name = spc(SimpleVariable, var)->getName();
          AliasInfo &ai = m_aliasInfo[name];
          if (val->getContext() & Expression::RefValue) {
            ai.setIsRefTo();
            m_variables->addUsed(name);
          } else {
            Expression::checkUsed(m_arp, var, val);
          }
        }
      }
      break;
    case Expression::KindOfListAssignment:
      {
        ListAssignmentPtr la = spc(ListAssignment, e);
        ExpressionListPtr vars = la->getVariables();
        for (int i = vars->getCount(); i--; ) {
          ExpressionPtr v = (*vars)[i];
          if (v && v->is(Expression::KindOfSimpleVariable)) {
            SimpleVariablePtr sv = spc(SimpleVariable, v);
            m_variables->addUsed(sv->getName());
          }
        }
      }
      break;
    case Expression::KindOfSimpleVariable:
      {
        const std::string &name = spc(SimpleVariable, e)->getName();
        if (context & Expression::RefValue) {
          AliasInfo &ai = m_aliasInfo[name];
          ai.addRefLevel(0);
        }
        if (!(context & (Expression::AssignmentLHS |
                         Expression::UnsetContext))) {
          m_variables->addUsed(name);
        }
      }
      break;
    case Expression::KindOfDynamicVariable:
      if (context & Expression::RefValue) {
        m_wildRefs = true;
      }
      break;
    case Expression::KindOfArrayElementExpression:
      {
        int n = 1;
        while (n < 10 &&
               e->is(Expression::KindOfArrayElementExpression)) {
          e = spc(ArrayElementExpression, e)->getVariable();
        }
        if (e->is(Expression::KindOfSimpleVariable)) {
          const std::string &name = spc(SimpleVariable, e)->getName();
          if (context & Expression::RefValue) {
            AliasInfo &ai = m_aliasInfo[name];
            ai.addRefLevel(n);
          }
          m_variables->addUsed(name); // need this for UnsetContext
        }
      }
      break;
    case Expression::KindOfObjectPropertyExpression:
      {
        e = spc(ObjectPropertyExpression, e)->getObject();
        if (e->is(Expression::KindOfSimpleVariable)) {
          const std::string &name = spc(SimpleVariable, e)->getName();
          if (context & Expression::RefValue) {
//.........这里部分代码省略.........
开发者ID:scottmac，项目名称:hiphop-dev，代码行数:101，代码来源:alias_manager.cpp

示例6: ExpressionPtr

int AliasManager::findInterf(ExpressionPtr rv, bool isLoad,
                             ExpressionPtr &rep) {
  BucketMapEntry lvs = m_bucketMap[0];

  rep = ExpressionPtr();
  ExpressionPtrList::reverse_iterator it = lvs.rbegin(), end = lvs.rend();
  int a;

  int depth = 0, min_depth = 0, max_depth = 0;
  while (it != end) {
    ExpressionPtr e = *it++;
    switch (e->getKindOf()) {
    case Expression::KindOfScalarExpression:
      {
        ScalarExpressionPtr se = spc(ScalarExpression, e);
        const std::string &s = se->getString();
        if (s == "begin") {
          depth--;
          if (depth < min_depth) min_depth = depth;
        } else if (s == "end") {
          depth++;
          if (depth > max_depth) max_depth = depth;
        } else {
          assert(false);
        }
      }
      break;

    case Expression::KindOfObjectMethodExpression:
    case Expression::KindOfDynamicFunctionCall:
    case Expression::KindOfSimpleFunctionCall:
    case Expression::KindOfNewObjectExpression:
      return testAccesses(rv, e);

    case Expression::KindOfListAssignment: {
      ListAssignmentPtr la = spc(ListAssignment, e);
      ExpressionList &lhs = *la->getVariables().get();
      for (int i = lhs.getCount(); i--; ) {
        ExpressionPtr ep = lhs[i];
        if (ep && testAccesses(ep, rv) != DisjointAccess) {
          return InterfAccess;
        }
      }
      break;
    }

    case Expression::KindOfObjectPropertyExpression:
    case Expression::KindOfConstantExpression:
    case Expression::KindOfSimpleVariable:
    case Expression::KindOfDynamicVariable:
    case Expression::KindOfArrayElementExpression:
    case Expression::KindOfStaticMemberExpression:
      a = testAccesses(e, rv);
      if (a == DisjointAccess) {
        continue;
      }
      if (a == SameAccess) {
        if (isLoad) {
          // The value of an earlier load is available
          // if it dominates this one
          if (depth > min_depth) {
            a = InterfAccess;
          }
        } else {
          // The assignment definitely hits the load
          // if it post-dominates it.
          if (min_depth < 0) {
            a = InterfAccess;
          }
        }
      }
      if (a != SameAccess &&
          isLoad && isReadOnlyAccess(e)) {
        continue;
      }
      rep = e;
      return a;

    case Expression::KindOfUnaryOpExpression:
      a = testAccesses(spc(UnaryOpExpression,e)->getExpression(), rv);
      goto handle_assign;
    case Expression::KindOfBinaryOpExpression:
      a = testAccesses(spc(BinaryOpExpression,e)->getExp1(), rv);
      goto handle_assign;
    case Expression::KindOfAssignmentExpression:
      a = testAccesses(spc(AssignmentExpression,e)->getVariable(), rv);
      goto handle_assign;

    handle_assign:
      if (a == DisjointAccess) {
        continue;
      }
      rep = e;
      if (a == SameAccess) {
        if (isLoad) {
          // we can propagate the value of an assignment
          // to a load, provided the assignment dominates
          // the load.
          if (depth > min_depth) {
            a = InterfAccess;
//.........这里部分代码省略.........
开发者ID:scottmac，项目名称:hiphop-dev，代码行数:101，代码来源:alias_manager.cpp


注：本文中的ListAssignmentPtr类示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。