fixed shared memory parallelization

src/Transformations/FunctionPurifying/function_purifying.cpp

@@ -1388,6 +1388,37 @@ static string makeName(SgSymbol* var, map<SgSymbol*, set< SgSymbol*>>& modVarsTo
     return name;
 }
 
+static bool filterFromList(SgStatement* st, const set<string>& idents, bool exclude = false)
+{
+    bool empty = false;
+    SgExpression* list = st->expr(0);
+    vector<SgExpression*> newList;
+
+    int total = 0;
+    while (list)
+    {
+        if (exclude)
+        {
+            if (idents.find(list->lhs()->symbol()->identifier()) == idents.end())
+                newList.push_back(list->lhs());
+        }
+        else
+        {
+            if (idents.find(list->lhs()->symbol()->identifier()) != idents.end())
+                newList.push_back(list->lhs());
+        }
+        total++;
+        list = list->rhs();
+    }
+
+    if (newList.size() == 0)
+        empty = true;
+    else if (total != newList.size())
+        st->setExpression(0, makeExprList(newList));
+
+    return empty;
+}
+
 static string getInterfaceBlock(SgStatement* func, const FuncParam& pars)
 {
     string oldFile = current_file->filename();
@@ -1395,22 +1426,21 @@ static string getInterfaceBlock(SgStatement* func, const FuncParam& pars)
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
 
     auto copy = duplicateProcedure(func, NULL, false, false, false, true);
-
-    const set<string> ident(pars.identificators.begin(), pars.identificators.end());
+    const set<string> idents(pars.identificators.begin(), pars.identificators.end());
 
     //remove all exec
     SgStatement* st = copy->lexNext();
     SgStatement* last = copy->lastNodeOfStmt();
     vector<SgStatement*> toExtract;
+
     while (st != last)
     {
         if (isDVM_stat(st) || isSPF_stat(st))
         {
             if (st->variant() != ACC_ROUTINE_DIR)
             {
-                SgStatement* next = st->lexNext();
-                st->extractStmt();
-                st = next;
+                toExtract.push_back(st);
+                st = st->lexNext();
             }
             else
                 st = st->lexNext();
@@ -1431,31 +1461,20 @@ static string getInterfaceBlock(SgStatement* func, const FuncParam& pars)
     st = copy->lexNext();
     while (st != last)
     {
-        if (st->variant() == VAR_DECL
-            || st->variant() == VAR_DECL_90
-            || st->variant() == DIM_STAT
-            || st->variant() == INTENT_STMT)
-        {
-            SgExpression* list = st->expr(0);
-            vector<SgExpression*> newList;
-            while (list)
-            {
-                if (ident.find(list->lhs()->symbol()->identifier()) != ident.end())
-                    newList.push_back(list->lhs());
-                list = list->rhs();
-            }
+        const int var = st->variant();
 
-            if (newList.size() == 0)
+        if (var == VAR_DECL || var == VAR_DECL_90 || var == DIM_STAT ||
+            var == INTENT_STMT || var == EXTERN_STAT)
+        {
+            bool empty = filterFromList(st, idents);
+            if (empty)
             {
-                SgStatement* next = st->lexNext();
                 toExtract.push_back(st);
-                st = next;
+                st = st->lexNext();
                 continue;
             }
-            else
-                st->setExpression(0, makeExprList(newList));
         }
-        else
+        else if (!isDVM_stat(st) && !isSPF_stat(st))
             toExtract.push_back(st);
 
         if (st->variant() == CONTAINS_STMT)
@@ -1466,16 +1485,56 @@ static string getInterfaceBlock(SgStatement* func, const FuncParam& pars)
     for (auto& elem : toExtract)
         elem->extractStmt();
 
-    string retVal = copy->unparse();
+    string codeString = copy->unparse();
 
     if (SgFile::switchToFile(oldFile) == -1)
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
 
+    //insert tabs
+    const string tab = "    ";    
+    const int countEnds = std::count(codeString.begin(), codeString.end(), '\n');
+
+    string retVal = "  ";
+    retVal.reserve(retVal.size() + codeString.size() + countEnds * tab.size());
+
+    for (int z = 0, ends = 0; z < codeString.size(); ++z)
+    {
+        retVal += codeString[z];
+        if (codeString[z] == '\n')
+        {
+            ends++;
+            if (ends == countEnds)
+                continue;
+
+            int p = z + 1;
+            while (codeString[p] == ' ' && p < codeString.size())
+                ++p;
+
+            auto start = p;
+            auto end = string::npos;
+            auto sub = codeString.find("subroutine", p);
+            auto func = codeString.find("function", p);
+            auto end_sub = codeString.find("end subroutine", p);
+            auto end_func = codeString.find("end function", p);
+
+            if (sub != end && sub == start || end_sub != end && end_sub == start ||
+                func != end && func == start || end_func != end && end_func == start)
+            {
+                retVal += "  ";
+            }
+            else
+                retVal += tab;
+        }
+    }
+
     return retVal;
 }
 
-static void insertInterface(SgStatement* func, const string& iface)
+void insertInterface(SgStatement* func, const FuncInfo *callFrom)
 {
+    const string& iface = getInterfaceBlock(callFrom->funcPointer->GetOriginal(), callFrom->funcParams);
+    const string& fName = callFrom->funcName;
+
     string oldFile = current_file->filename();
     if (!func->switchToFile())
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
@@ -1484,6 +1543,18 @@ static void insertInterface(SgStatement* func, const string& iface)
     SgStatement* last = func->lastNodeOfStmt();
     while (st != last)
     {
+        if (st->variant() == VAR_DECL || st->variant() == VAR_DECL_90)
+        {
+            bool empty = filterFromList(st, { fName }, true);
+            if (empty)
+            {
+                SgStatement* next = st->lexNext();
+                st->extractStmt();
+                st = next;
+                continue;
+            }
+        }
+
         if (isSgExecutableStatement(st))
             break;
         st = st->lexNext();
@@ -1491,7 +1562,7 @@ static void insertInterface(SgStatement* func, const string& iface)
     SgStatement* ifaceBlock = new SgStatement(INTERFACE_STMT);
     addControlEndToStmt(ifaceBlock->thebif);
 
-    ifaceBlock->setlineNumber(st->lineNumber());
+    ifaceBlock->setlineNumber(getNextNegativeLineNumber());
     ifaceBlock->setFileName(st->fileName());
     st->insertStmtBefore(*ifaceBlock, *st->controlParent());
     ifaceBlock->lastNodeOfStmt()->addComment(iface.c_str());
@@ -1507,7 +1578,7 @@ static void createInterfaceBlockForToCalls(FuncInfo* func)
         if (callTo->interfaceBlocks.find(func->funcName) == callTo->interfaceBlocks.end())
         {
             callTo->interfaceBlocks[func->funcName] = func;
-            insertInterface(callTo->funcPointer, getInterfaceBlock(func->funcPointer->GetOriginal(), func->funcParams));
+            insertInterface(callTo->funcPointer, func);
         }
     }
 }

src/Transformations/FunctionPurifying/function_purifying.h

@@ -13,4 +13,6 @@ void setPureStatus(const std::map<std::string, std::vector<FuncInfo*>>& allFuncI
 
 void commonTransfer(const std::map<std::string, std::vector<FuncInfo*>>& allFuncInfo, const std::map<std::string, CommonBlock*>& commonBlocks);
 void saveTransfer(const std::map<std::string, std::vector<FuncInfo*>>& allFuncInfo);
-void moduleTransfer(const std::map<std::string, std::vector<FuncInfo*>>& allFuncInfo);
+void moduleTransfer(const std::map<std::string, std::vector<FuncInfo*>>& allFuncInfo);
+
+void insertInterface(SgStatement* func, const FuncInfo* callFrom);