Remove unused code and comments

Reviewed-on: #63

CMakeLists.txt

@@ -27,6 +27,13 @@ set(libpred_sources projects/libpredictor/src/)
 set(libpred_include projects/libpredictor/include/)
 
 include_directories(src)
+include_directories(src/Utils)
+include_directories(src/SgUtils)
+include_directories(src/Distribution)
+include_directories(src/GraphCall)
+include_directories(src/GraphLoop)
+include_directories(src/Transformations/ExpressionSubstitution)
+
 #Sage lib includes
 include_directories(${fdvm_include})
 include_directories(${sage_include_1})
@@ -113,7 +120,13 @@ set(OMEGA src/SageAnalysisTool/OmegaForSage/add-assert.cpp
         src/SageAnalysisTool/set.cpp)
 
 set(PRIV src/PrivateAnalyzer/private_analyzer.cpp
-        src/PrivateAnalyzer/private_analyzer.h)
+        src/PrivateAnalyzer/private_analyzer.h
+        src/PrivateAnalyzer/private_arrays_search.cpp
+        src/PrivateAnalyzer/private_arrays_search.h
+        src/PrivateAnalyzer/range_structures.cpp
+        src/PrivateAnalyzer/range_structures.h
+        src/PrivateAnalyzer/region.cpp
+        src/PrivateAnalyzer/region.h)
 
 set(FDVM ${fdvm_sources}/acc.cpp
          ${fdvm_sources}/acc_across.cpp
@@ -148,40 +161,47 @@ set(PARALLEL_REG src/ParallelizationRegions/ParRegions.cpp
         src/ParallelizationRegions/resolve_par_reg_conflicts.cpp
         src/ParallelizationRegions/resolve_par_reg_conflicts.h)
 
-set(TR_DEAD_CODE src/Transformations/dead_code.cpp
+set(TR_DEAD_CODE src/Transformations/DeadCodeRemoving/dead_code.cpp
-        src/Transformations/dead_code.h)
+        src/Transformations/DeadCodeRemoving/dead_code.h)
-set(TR_CP src/Transformations/checkpoints.cpp
+set(TR_CP src/Transformations/CheckPoints/checkpoints.cpp
-        src/Transformations/checkpoints.h)
+        src/Transformations/CheckPoints/checkpoints.h)
-set(TR_VECTOR src/Transformations/array_assign_to_loop.cpp
+set(TR_VECTOR src/Transformations/VectorAssignToLoop/array_assign_to_loop.cpp
-        src/Transformations/array_assign_to_loop.h)
+        src/Transformations/VectorAssignToLoop/array_assign_to_loop.h)
-set(TR_ENDDO_LOOP src/Transformations/enddo_loop_converter.cpp
+set(TR_ENDDO_LOOP src/Transformations/LoopEndDoConverter/enddo_loop_converter.cpp
-        src/Transformations/enddo_loop_converter.h)
+        src/Transformations/LoopEndDoConverter/enddo_loop_converter.h)
-set(TR_LOOP_NEST src/Transformations/loop_transform.cpp
+set(TR_LOOP_NEST src/Transformations/LoopNesting/loop_transform.cpp
-        src/Transformations/loop_transform.h)
+        src/Transformations/LoopNesting/loop_transform.h)
-set(TR_LOOP_COMB src/Transformations/loops_combiner.cpp
+set(TR_LOOP_COMB src/Transformations/LoopCombining/loops_combiner.cpp
-        src/Transformations/loops_combiner.h)
+        src/Transformations/LoopCombining/loops_combiner.h)
-set(TR_LOOP_SPLIT src/Transformations/loops_splitter.cpp
+set(TR_LOOP_SPLIT src/Transformations/LoopSplitting/loops_splitter.cpp
-        src/Transformations/loops_splitter.h)
+        src/Transformations/LoopSplitting/loops_splitter.h)
-set(TR_LOOP_UNROLL src/Transformations/loops_unrolling.cpp
+set(TR_LOOP_UNROLL src/Transformations/LoopUnrolling/loops_unrolling.cpp
-        src/Transformations/loops_unrolling.h)     
+        src/Transformations/LoopUnrolling/loops_unrolling.h)     
-set(TR_PRIV_BR src/Transformations/private_arrays_resizing.cpp
+set(TR_PRIV_BR src/Transformations/PrivateArrayResizing/private_arrays_resizing.cpp
-        src/Transformations/private_arrays_resizing.h)
+        src/Transformations/PrivateArrayResizing/private_arrays_resizing.h)
-set(TR_PRIV_DEL src/Transformations/private_removing.cpp
+set(TR_PRIV_DEL src/Transformations/PrivateArrayRemoving/private_removing.cpp
-        src/Transformations/private_removing.h)
+        src/Transformations/PrivateArrayRemoving/private_removing.h)
-set(TR_SWAP_ARR_DIMS src/Transformations/swap_array_dims.cpp
+set(TR_SWAP_ARR_DIMS src/Transformations/ArrayDimsSwapping/swap_array_dims.cpp
-        src/Transformations/swap_array_dims.h)
+        src/Transformations/ArrayDimsSwapping/swap_array_dims.h)
-set(TR_FUNC_DUP src/Transformations/uniq_call_chain_dup.cpp
+set(TR_FUNC_DUP src/Transformations/FunctionDuplication/uniq_call_chain_dup.cpp
-        src/Transformations/uniq_call_chain_dup.h)
+        src/Transformations/FunctionDuplication/uniq_call_chain_dup.h)
-set(TR_FUNC_PURE src/Transformations/function_purifying.cpp
+set(TR_FUNC_PURE src/Transformations/FunctionPurifying/function_purifying.cpp
-        src/Transformations/function_purifying.h)  
+        src/Transformations/FunctionPurifying/function_purifying.h)  
-set(TR_GV src/Transformations/fix_common_blocks.cpp
+set(TR_GV src/Transformations/GlobalVariables/fix_common_blocks.cpp
-        src/Transformations/fix_common_blocks.h)
+        src/Transformations/GlobalVariables/fix_common_blocks.h)
-set(TR_CONV src/Transformations/convert_to_c.cpp
+set(TR_CONV src/Transformations/ConvertToC/convert_to_c.cpp
-        src/Transformations/convert_to_c.h)
+        src/Transformations/ConvertToC/convert_to_c.h)
-set(TR_IMPLICIT_NONE src/Transformations/set_implicit_none.cpp
+set(TR_IMPLICIT_NONE src/Transformations/SetImplicitNone/set_implicit_none.cpp
-        src/Transformations/set_implicit_none.h)
+        src/Transformations/SetImplicitNone/set_implicit_none.h)
-set(TR_REPLACE_ARRAYS_IN_IO src/Transformations/replace_dist_arrays_in_io.cpp
+set(TR_REPLACE_ARRAYS_IN_IO src/Transformations/ReplaceArraysInIO/replace_dist_arrays_in_io.cpp
-        src/Transformations/replace_dist_arrays_in_io.h)
+        src/Transformations/ReplaceArraysInIO/replace_dist_arrays_in_io.h)
+set(TR_EXPR_TRANSFORM src/Transformations/ExpressionSubstitution/control_flow_graph_part.cpp
+        src/Transformations/ExpressionSubstitution/expr_transform.cpp
+        src/Transformations/ExpressionSubstitution/expr_transform.h)        
+set(TR_INLINER src/Transformations/FunctionInlining/inliner.cpp
+        src/Transformations/FunctionInlining/inliner.h)
+set(TR_RENAME_SYMBOLS  src/Transformations/RenameSymbols/rename_symbols.cpp
+                    src/Transformations/RenameSymbols/rename_symbols.h)
 
 set(TRANSFORMS 
         ${TR_DEAD_CODE}
@@ -201,7 +221,10 @@ set(TRANSFORMS
         ${TR_CONV}
         ${TR_PRIV_DEL}
         ${TR_IMPLICIT_NONE}
-        ${TR_REPLACE_ARRAYS_IN_IO})
+        ${TR_REPLACE_ARRAYS_IN_IO}
+        ${TR_EXPR_TRANSFORM}
+        ${TR_INLINER}
+        ${TR_RENAME_SYMBOLS})
 
 set(CFG src/CFGraph/IR.cpp
         src/CFGraph/IR.h
@@ -215,14 +238,14 @@ set(CFG src/CFGraph/IR.cpp
         src/CFGraph/live_variable_analysis.h
         src/CFGraph/private_variables_analysis.cpp
         src/CFGraph/private_variables_analysis.h
-        )
+        src/CFGraph/IR_SSAForm.cpp
+        src/CFGraph/IR_SSAForm.h)
         
 set(DATA_FLOW
         src/CFGraph/DataFlow/data_flow.h
         src/CFGraph/DataFlow/data_flow_impl.h
         src/CFGraph/DataFlow/backward_data_flow.h
-        src/CFGraph/DataFlow/backward_data_flow_impl.h
+        src/CFGraph/DataFlow/backward_data_flow_impl.h)
-        )
 
 set(CREATE_INTER_T  src/CreateInterTree/CreateInterTree.cpp
         src/CreateInterTree/CreateInterTree.h)
@@ -285,10 +308,6 @@ set(DYNA src/DynamicAnalysis/createParallelRegions.cpp
         src/DynamicAnalysis/gCov_parser.cpp
         src/DynamicAnalysis/gCov_parser_func.h)
         
-set(EXPR_TRANSFORM src/ExpressionTransform/control_flow_graph_part.cpp
-        src/ExpressionTransform/expr_transform.cpp
-        src/ExpressionTransform/expr_transform.h)
-        
 set(GR_CALL src/GraphCall/graph_calls.cpp
         src/GraphCall/graph_calls.h
         src/GraphCall/graph_calls_base.cpp
@@ -299,17 +318,12 @@ set(GR_LOOP src/GraphLoop/graph_loops_base.cpp
         src/GraphLoop/graph_loops.h
         src/GraphLoop/graph_loops_func.h)
         
-set(INLINER src/Inliner/inliner.cpp
-        src/Inliner/inliner.h)
-        
 set(LOOP_ANALYZER  src/LoopAnalyzer/allocations_prepoc.cpp
         src/LoopAnalyzer/dep_analyzer.cpp        
         src/LoopAnalyzer/loop_analyzer.cpp
-        src/LoopAnalyzer/loop_analyzer.h)
+        src/LoopAnalyzer/loop_analyzer.h
-
+        src/LoopAnalyzer/implicit_loops_analyzer.cpp
-set(RENAME_SYMBOLS  src/RenameSymbols/rename_symbols.cpp
+        src/LoopAnalyzer/implicit_loops_analyzer.h)
-                    src/RenameSymbols/rename_symbols.h)
-
 
 set(MAIN src/Sapfor.cpp
         src/Sapfor.h
@@ -400,12 +414,9 @@ set(SOURCE_EXE
     ${DISTR}
     ${DVMH_REG}
     ${DYNA}
-    ${EXPR_TRANSFORM}
     ${GR_CALL}
     ${GR_LOOP}
-    ${INLINER}
     ${LOOP_ANALYZER}
-    ${RENAME_SYMBOLS}
     ${TRANSFORMS}
     ${PARALLEL_REG}
     ${PRIV}
@@ -429,7 +440,7 @@ source_group (CFGraph FILES ${CFG})
 source_group (CFGraph\\DataFlow FILES ${DATA_FLOW})
 
 source_group (Transformations\\DeadCodeRemoving FILES ${TR_DEAD_CODE})
-source_group (Transformations\\ExpressionSubstitution FILES ${EXPR_TRANSFORM})
+source_group (Transformations\\ExpressionSubstitution FILES ${TR_EXPR_TRANSFORM})
 source_group (Transformations\\CheckPoints FILES ${TR_CP})
 source_group (Transformations\\LoopEndDoConverter FILES ${TR_ENDDO_LOOP})
 source_group (Transformations\\LoopNesting FILES ${TR_LOOP_NEST})
@@ -437,13 +448,13 @@ source_group (Transformations\\LoopCombining FILES ${TR_LOOP_COMB})
 source_group (Transformations\\LoopSplitting FILES ${TR_LOOP_SPLIT})
 source_group (Transformations\\LoopUnrolling FILES ${TR_LOOP_UNROLL})
 source_group (Transformations\\FunctionDuplication FILES ${TR_FUNC_DUP})
-source_group (Transformations\\FunctionInlining FILES ${INLINER})
+source_group (Transformations\\FunctionInlining FILES ${TR_INLINER})
 source_group (Transformations\\FunctionPurifying FILES ${TR_FUNC_PURE})
 source_group (Transformations\\ArrayDimsSwapping FILES ${TR_SWAP_ARR_DIMS})
 source_group (Transformations\\PrivateArrayResizing FILES ${TR_PRIV_BR})
 source_group (Transformations\\PrivateArrayRemoving FILES ${TR_PRIV_DEL})
 source_group (Transformations\\VectorAssignToLoop FILES ${TR_VECTOR})
-source_group (Transformations\\RenameSymbols FILES ${RENAME_SYMBOLS})
+source_group (Transformations\\RenameSymbols FILES ${TR_RENAME_SYMBOLS})
 source_group (Transformations\\GlobalVariables FILES ${TR_GV})
 source_group (Transformations\\ConvertToC FILES ${TR_CONV})
 source_group (Transformations\\SetImplicitNone FILES ${TR_IMPLICIT_NONE})

src/CFGraph/CFGraph.cpp

@@ -1,5 +1,5 @@
 #define _LEAK_
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdlib.h>
 #include <stdio.h>
@@ -8,9 +8,9 @@
 #include <chrono>
 #include <functional>
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/CommonBlock.h"
+#include "CommonBlock.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 
 #include "dvm.h"
 #include "IR.h"
@@ -50,12 +50,30 @@ BBlock::BasicBlock(const BBlock& copyFrom)
     prev = copyFrom.prev;
 }
 
-void BBlock::addInstruction(IR_Block* item)
+void BBlock::addInstruction(IR_Block* item, bool pushFront)
 {
+    if (pushFront)
+        instructions.insert(instructions.begin(), item);
+    else
         instructions.push_back(item);
     item->setBasicBlock(this);
 }
 
+void BBlock::addInstructionBefore(IR_Block* item, Instruction* before)
+{
+    checkNull(before, convertFileName(__FILE__).c_str(), __LINE__);
+    checkNull(item, convertFileName(__FILE__).c_str(), __LINE__);
+
+    for (auto it = instructions.begin(); it != instructions.end(); ++it) {
+        if ((*it)->getInstruction() == before) {
+            instructions.insert(it, item);
+            item->setBasicBlock(this);
+            return;
+        }
+    }
+    printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
+}
+
 int BBlock::removePrev(BBlock* removed)
 {
     auto it = std::remove(prev.begin(), prev.end(), removed);
@@ -512,7 +530,7 @@ static int buildReachingDefs(const vector<BBlock*>& CFG, const FuncInfo* currF,
     return iter;
 }
 
-//Kosaraju<EFBFBD>Sharir algorithm
+//Kosaraju-Sharir algorithm
 static vector<int> getStronglyConnectedComps(vector<vector<int>>& g) {
     // 1. For each vertex u of the graph, mark u as unvisited. Let l be empty.
     auto size = g.size();
@@ -1162,6 +1180,9 @@ map<FuncInfo*, vector<BBlock*>> buildCFG(const map<string, CommonBlock*>& common
     if (SgFile::switchToFile(oldFile) == -1)
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
 
+    for (auto& [func, blocks] : result)
+        removedUnreachableBlocks(blocks);
+
     return result;
 }
 
@@ -1237,3 +1258,48 @@ map<FuncInfo*, vector<SAPFOR::BasicBlock*>>
 
     return buildCFG(commonBlocks, fileFuncInfoMap, settings);
 }
+
+
+void removedUnreachableBlocks(vector<SAPFOR::BasicBlock*>& blocks)
+{
+    set<SAPFOR::BasicBlock*> reachable;
+
+    for (auto& b : blocks)
+        if (b->getInstructions().front()->isHeader() ||
+            b->getInstructions().front()->getInstruction()->getOperation() == SAPFOR::CFG_OP::ENTRY)
+            reachable.insert(b);
+
+    set<SAPFOR::BasicBlock*> worklist = reachable;
+    while (worklist.size() != 0)
+    {
+        set<SAPFOR::BasicBlock*> to_insert;
+
+        for (auto& b : worklist)
+            for (auto& next : b->getNext())
+                if (reachable.insert(next).second)
+                    to_insert.insert(next);
+
+        worklist = to_insert;
+    }
+
+    auto remove_unreachable_it = remove_if(blocks.begin(), blocks.end(),
+        [&reachable](SAPFOR::BasicBlock* b)
+        {
+            if (reachable.find(b) == reachable.end())
+            {
+                for (auto& next : b->getNext())
+                    if (reachable.find(next) != reachable.end())
+                        next->removePrev(b);
+
+                delete b;
+                return true;
+            }
+
+            return false;
+        }
+    );
+
+    reachable.clear();
+
+    blocks.erase(remove_unreachable_it, blocks.end());
+}

src/CFGraph/CFGraph.h

@@ -6,6 +6,10 @@
 #include <vector>
 
 #include "IR.h"
+#include "../Utils/errors.h"
+#include "../Utils/utils.h"
+#include "../Utils/CommonBlock.h"
+#include "../GraphCall/graph_calls.h"
 #include "IR_domTree.h"
 
 namespace SAPFOR
@@ -41,7 +45,8 @@ namespace SAPFOR
         BasicBlock(IR_Block* item);
         BasicBlock(const BasicBlock& copyFrom);
 
-        void addInstruction(IR_Block* item);
+        void addInstructionBefore(IR_Block* item, Instruction* istruction);
+        void addInstruction(IR_Block* item, bool pushFront = false);
         void addPrev(BasicBlock* prev_) { prev.push_back(prev_); }
         void addNext(BasicBlock* next_) { next.push_back(next_); }
         void setDom(BasicBlock* dom) { directDominator = dom; }
@@ -74,12 +79,6 @@ namespace SAPFOR
         const std::vector<BasicBlock*>& getPrev() const { return prev; }
         BasicBlock* getDom() const 
         {
-            if (!directDominator)
-            {
-                __spf_print(1, "%s\n", "the dominator tree was built with an error or was not built at all");
-                printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
-            }
-
             return directDominator; 
         }
 
@@ -162,3 +161,5 @@ static inline void deleteCFG(std::map<FuncInfo*, std::vector<SAPFOR::BasicBlock*
     }
     cfg.clear();
 }
+
+void removedUnreachableBlocks(std::vector<SAPFOR::BasicBlock*>& blocks);

src/CFGraph/DataFlow/backward_data_flow.h

@@ -5,7 +5,7 @@
 #include <set>
 #include <algorithm>
 
-#include "../../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../CFGraph.h"
 #include "../IR.h"
 

src/CFGraph/DataFlow/backward_data_flow_impl.h

@@ -5,7 +5,7 @@
 #include <set>
 #include <algorithm>
 
-#include "../../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../CFGraph.h"
 #include "../IR.h"
 #include "../RD_subst.h"

src/CFGraph/DataFlow/data_flow.h

@@ -2,7 +2,7 @@
 #include<vector>
 #include<set>
 
-#include "../../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../CFGraph.h"
 #include "../IR.h"
 

src/CFGraph/DataFlow/data_flow_impl.h

@@ -4,7 +4,7 @@
 #include<vector>
 #include<set>
 
-#include "../../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../CFGraph.h"
 #include "../IR.h"
 

src/CFGraph/IR.cpp

@@ -1,14 +1,14 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdlib.h>
 #include <stdio.h>
 #include <vector>
 #include <set>
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/CommonBlock.h"
+#include "CommonBlock.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 
 #include "dvm.h"
 #include "IR.h"
@@ -395,7 +395,7 @@ static SAPFOR::Argument* processExpression(SgExpression* ex, vector<IR_Block*>&
     if (ex)
     {
         const int var = ex->variant();
-        if ((var == VAR_REF || var == CONST_REF || var == LABEL_REF) && !ex->lhs() && !ex->rhs()) // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+        if ((var == VAR_REF || var == CONST_REF || var == LABEL_REF) && !ex->lhs() && !ex->rhs()) // variable reference
         {
             if (var == CONST_REF)
             {
@@ -450,7 +450,7 @@ static SAPFOR::Argument* processExpression(SgExpression* ex, vector<IR_Block*>&
                 return arg1;
 
             auto reg = isLeft ? NULL : createRegister();
-            Instruction* instr = new Instruction(isLeft ? CFG_OP::STORE : CFG_OP::LOAD, arg1, createConstArg(numArgs), isLeft ? isLeft : reg);
+            Instruction* instr = new Instruction(isLeft ? CFG_OP::STORE : CFG_OP::LOAD, arg1, createConstArg(numArgs), isLeft ? isLeft : reg, NULL, ex);
             blocks.push_back(new IR_Block(instr));
             return reg;
         }
@@ -485,7 +485,7 @@ static SAPFOR::Argument* processExpression(SgExpression* ex, vector<IR_Block*>&
             auto arg1 = arrayRef ? arrayRef : createArrayArg(ref, blocks, func, numArgs, commonVars);
 
             auto reg = isLeft ? NULL : createRegister();
-            instr = new Instruction(isLeft ? CFG_OP::STORE : CFG_OP::LOAD, arg1, createConstArg(1), isLeft ? isLeft : reg);
+            instr = new Instruction(isLeft ? CFG_OP::STORE : CFG_OP::LOAD, arg1, createConstArg(1), isLeft ? isLeft : reg, NULL, ex);
             blocks.push_back(new IR_Block(instr));
             return reg;
         }
@@ -602,7 +602,7 @@ static SAPFOR::Argument* processExpression(SgExpression* ex, vector<IR_Block*>&
                 {
                     if (returnReg == NULL)
                     {
-                        Instruction* instr = new Instruction(CFG_OP::LOAD, arg, NULL, reg);
+                        Instruction* instr = new Instruction(CFG_OP::LOAD, arg, NULL, reg, NULL, ex);
                         blocks.push_back(new IR_Block(instr));
                     }
                     else
@@ -1572,7 +1572,7 @@ vector<IR_Block*> buildIR(SgStatement* function, const FuncInfo* func, const vec
     else
         findReturn(0, blocks.size(), blocks, blocks.back()->getNumber());
 
-    // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><> GOTO <20> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+    // adding links by GOTO and jumps
     for (int z = 0; z < blocks.size(); ++z)
     {
         auto op = blocks[z]->getInstruction()->getOperation();
@@ -1592,7 +1592,7 @@ vector<IR_Block*> buildIR(SgStatement* function, const FuncInfo* func, const vec
 
                 blocks[z]->setJump(it->second);
 
-                // <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+                // replacing the label with the instruction number
                 arg->setValue(to_string(it->second->getNumber())); 
                 arg->setType(CFG_ARG_TYPE::INSTR);
             }

src/CFGraph/IR.h

@@ -6,8 +6,7 @@
 #include <algorithm>
 
 #include "CFGraph.h"
-#include "../Utils/CommonBlock.h"
+#include "CommonBlock.h"
-#include "../GraphCall/graph_calls.h"
 
 namespace SAPFOR
 {
@@ -43,6 +42,7 @@ namespace SAPFOR
         Argument() : number(lastNumArg++), type(CFG_ARG_TYPE::NONE), value(""), mType(CFG_MEM_TYPE::NONE_) { }
         Argument(CFG_ARG_TYPE type, CFG_MEM_TYPE mType) : number(lastNumArg++), type(type), mType(mType), value("") { }
         Argument(CFG_ARG_TYPE type, CFG_MEM_TYPE mType, const std::string& value) : number(lastNumArg++), type(type), mType(mType), value(value) { }
+        Argument(CFG_ARG_TYPE type, CFG_MEM_TYPE mType, const std::string& value, int num) : number(num), type(type), mType(mType), value(value) { }
         Argument(CFG_ARG_TYPE type, const std::string& value) : number(lastNumArg++), type(type), mType(CFG_MEM_TYPE::NONE_), value(value) 
         {
             if (type != CFG_ARG_TYPE::INSTR && type == CFG_ARG_TYPE::LAB &&
@@ -51,6 +51,9 @@ namespace SAPFOR
                 printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
             }
         }
+        Argument(const Argument& other)
+            : number(other.number), type(other.type), mType(other.mType), value(other.value)
+        { }
 
         void setType(CFG_ARG_TYPE newType) { type = newType; }
         CFG_ARG_TYPE getType() const { return type; }

src/CFGraph/IR_SSAForm.cpp

@@ -0,0 +1,386 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <vector>
+#include <set>
+
+#include "../Utils/SgUtils.h"
+#include "../Utils/CommonBlock.h"
+#include "../GraphCall/graph_calls.h"
+
+#include "dvm.h"
+#include "IR.h"
+#include "CFGraph.h"
+
+using namespace std;
+using namespace SAPFOR;
+
+static const SAPFOR::Argument CONST_UNDEFINED_ARG(CFG_ARG_TYPE::CONST, CFG_MEM_TYPE::COMMON_, "-1");
+
+template <typename T> static bool compareVectors(const vector<T>* vec1, const vector<T>* vec2)
+{
+    if (vec1 == vec2)
+        return true;
+    
+    if (!vec1 || !vec2)
+        return false;
+    
+    vector<T> sortedVec1 = *vec1;
+    vector<T> sortedVec2 = *vec2;
+
+    sort(sortedVec1.begin(), sortedVec1.end());
+    sort(sortedVec2.begin(), sortedVec2.end());
+
+    return sortedVec1 == sortedVec2;
+}
+
+template <typename T> static vector<T>* getCommonElements(const vector<vector<T>>* vectors)
+{
+    if (!vectors || vectors->empty())
+        return new vector<T>();
+    
+    vector<T>* commonElements = new vector<T>((*vectors)[0]);
+
+    for (size_t i = 1; i < vectors->size(); ++i) 
+    {
+        vector<T> tempCommon;
+
+        vector<T> sortedVec = (*vectors)[i];
+        sort(commonElements->begin(), commonElements->end());
+        sort(sortedVec.begin(), sortedVec.end());
+
+        set_intersection(
+            commonElements->begin(), commonElements->end(),
+            sortedVec.begin(), sortedVec.end(),
+            back_inserter(tempCommon)
+        );
+
+        *commonElements = tempCommon;
+
+        if (commonElements->empty())
+            break;
+    }
+
+    return commonElements;
+}
+
+
+static map<SAPFOR::BasicBlock*, vector<SAPFOR::BasicBlock*>> findDominators(const vector<SAPFOR::BasicBlock*>& blocks) 
+{
+    map<SAPFOR::BasicBlock*, vector<SAPFOR::BasicBlock*>> result;
+
+    bool changed = true;
+    while (changed)
+    {
+        changed = false;
+
+        for (auto& currentBlock : blocks) 
+        {
+            auto pred = currentBlock->getPrev();
+            auto prevDominators = new vector<vector<SAPFOR::BasicBlock*>>();
+
+            for (auto predBlock : pred)
+                prevDominators->push_back(result.find(predBlock) != result.end() ? result[predBlock] : blocks);
+
+            auto currentBlockResult = getCommonElements(prevDominators);
+            currentBlockResult->push_back(currentBlock);
+
+            if (result.find(currentBlock) == result.end() || !compareVectors(currentBlockResult, &result[currentBlock])) 
+            {
+                result[currentBlock] = *currentBlockResult;
+                changed = true;
+            }
+        }
+    }
+
+    return result;
+}
+
+static map<SAPFOR::BasicBlock*, vector<SAPFOR::BasicBlock*>> findDominatorBorders(const vector<SAPFOR::BasicBlock*>& blocks)
+{
+    map<SAPFOR::BasicBlock*, vector<SAPFOR::BasicBlock*>> result;
+
+    for (auto& block : blocks)
+        result[block] = *(new vector<SAPFOR::BasicBlock*>());
+
+    for (auto& block : blocks) 
+    {
+        if (block->getPrev().size() > 1) 
+        {
+            for (auto prev : block->getPrev()) 
+            {
+                auto tmpBlock = prev;
+
+                while (tmpBlock != block->getDom())
+                {
+                    result[tmpBlock].push_back(block);
+                    tmpBlock = tmpBlock->getDom();
+                }
+            }
+        }
+    }
+
+    return result;
+}
+
+static pair<set<SAPFOR::Argument*>, map<SAPFOR::Argument*, set<SAPFOR::BasicBlock*>>> getGlobalsAndVarBlocks(const vector<SAPFOR::BasicBlock*>& blocks)
+{
+    set<SAPFOR::Argument*> globals;
+    map<SAPFOR::Argument*, set<SAPFOR::BasicBlock*>> varBlocks;
+
+    for (auto& block : blocks) 
+    {
+        set<SAPFOR::Argument*> def;
+        const auto& instructions = block->getInstructions();
+
+        for (const auto& irBlock : instructions) 
+        {
+            if (irBlock) 
+            {
+                Instruction* instr = irBlock->getInstruction();
+
+                if (instr) 
+                {
+                    auto arg1 = instr->getArg1();
+                    auto arg2 = instr->getArg2();
+                    auto res = instr->getResult();
+
+                    if (arg1 && arg1->getType() == CFG_ARG_TYPE::VAR && find(def.begin(), def.end(), arg1) == def.end())
+                        globals.insert(arg1);
+
+                    if (arg2 && arg2->getType() == CFG_ARG_TYPE::VAR && find(def.begin(), def.end(), arg2) == def.end())
+                        globals.insert(arg2);
+
+                    if (res && res->getType() == CFG_ARG_TYPE::VAR) 
+                    {
+                        def.insert(res);
+                        varBlocks[res].insert(block);
+                    }
+                }
+            }
+        }
+    }
+
+    return make_pair(globals, varBlocks);
+}
+
+static void getBlocksWithFiFunctions(const vector<SAPFOR::BasicBlock*> blocks, set<SAPFOR::Argument*>& globals, 
+                                     map<SAPFOR::Argument*, set<SAPFOR::BasicBlock*>>& varBlocks, 
+                                     map<SAPFOR::BasicBlock*, vector<SAPFOR::BasicBlock*>>& dominatorBorders) 
+{
+    vector<SAPFOR::BasicBlock*> blocksWithFiFunctions;
+    auto fiFunc = new SAPFOR::Argument(CFG_ARG_TYPE::FUNC, CFG_MEM_TYPE::NONE_, "FI_FUNCTION");
+    auto paramCount = new SAPFOR::Argument(CFG_ARG_TYPE::CONST, CFG_MEM_TYPE::LOCAL_, "0");
+
+    for (auto& var : globals)
+    {
+        auto worklist = varBlocks[var];
+        set<SAPFOR::BasicBlock*> hasFiFunction;
+
+        while (!worklist.empty()) 
+        {
+            auto block = *worklist.begin();
+            worklist.erase(block);
+
+            for (auto& dfBlock : dominatorBorders[block]) 
+            {
+                if (hasFiFunction.find(dfBlock) == hasFiFunction.end()) 
+                {
+                    hasFiFunction.insert(dfBlock);
+                    Instruction* phiInstruction = new Instruction(CFG_OP::F_CALL, new SAPFOR::Argument(*fiFunc), new SAPFOR::Argument(*paramCount), var, dfBlock->getInstructions()[0]->getInstruction()->getOperator());
+
+                    IR_Block* phiBlock = new IR_Block(phiInstruction);
+                    dfBlock->addInstruction(phiBlock, true);
+                }
+            }
+        }
+    }
+}
+
+static void restoreConnections(const vector<SAPFOR::BasicBlock*>& originalBlocks, vector<SAPFOR::BasicBlock*>& copiedBlocks) 
+{
+    map<SAPFOR::BasicBlock*, SAPFOR::BasicBlock*> blockMapping;
+    for (size_t i = 0; i < originalBlocks.size(); ++i)
+        blockMapping[originalBlocks[i]] = copiedBlocks[i];
+
+    for (size_t i = 0; i < originalBlocks.size(); ++i) 
+    {
+        SAPFOR::BasicBlock* originalBlock = originalBlocks[i];
+        SAPFOR::BasicBlock* copiedBlock = copiedBlocks[i];
+
+        auto prevCopy = copiedBlock->getPrev();
+        for (auto j : prevCopy)
+            copiedBlock->removePrev(j);
+        
+        auto nextCopy = copiedBlock->getNext();
+        for (auto j : nextCopy)
+            copiedBlock->removeNext(j);
+        
+        for (auto* succ : originalBlock->getNext())
+            copiedBlock->addNext(blockMapping[succ]);
+        
+        for (auto* prev : originalBlock->getPrev())
+            copiedBlock->addPrev(blockMapping[prev]);
+    }
+}
+
+
+static SAPFOR::Argument* newName(SAPFOR::Argument* var, map<string, int>& counter, map<string, stack<SAPFOR::Argument*>>& stack, int number) {
+    counter[var->getValue()]++;
+
+    SAPFOR::Argument* newName = new SAPFOR::Argument(var->getType(), var->getMemType(), var->getValue(), number);
+    stack[var->getValue()].push(newName);
+    return newName;
+}
+
+static void renameFiFunctionResultVar(SAPFOR::BasicBlock* block, map<string, int>& counter, map<string, stack<SAPFOR::Argument*>>& stack) {
+    for (auto& irBlock : block->getInstructions()) 
+    {
+        auto instruction = irBlock->getInstruction();
+        if (instruction->getOperation() == CFG_OP::F_CALL && instruction->getArg1() != NULL &&
+            instruction->getArg1()->getValue() == "FI_FUNCTION" && instruction->getResult() != NULL)
+        {
+            instruction->setResult(newName(instruction->getResult(), counter, stack, instruction->getNumber()));
+        }
+    }
+}
+
+static void renameInstructionVars(SAPFOR::BasicBlock* block, map<string, int>& counter, map<string, stack<SAPFOR::Argument*>>& stack) 
+{
+    for (auto& irBlock : block->getInstructions()) 
+    {
+        auto instruction = irBlock->getInstruction();
+
+        if (instruction->getArg1() != NULL && instruction->getArg1()->getType() == CFG_ARG_TYPE::VAR)
+            instruction->setArg1(stack[instruction->getArg1()->getValue()].top());
+
+        if (instruction->getArg2() != NULL && instruction->getArg2()->getType() == CFG_ARG_TYPE::VAR)
+            instruction->setArg2(stack[instruction->getArg2()->getValue()].top());
+
+        if (instruction->getResult() != NULL && instruction->getResult()->getType() == CFG_ARG_TYPE::VAR)
+            instruction->setResult(newName(instruction->getResult(), counter, stack, instruction->getNumber()));
+    }
+}
+
+static void renameFiFunctionArgsVar(SAPFOR::BasicBlock* block, map<string, stack<SAPFOR::Argument*>>& stack) 
+{
+    auto size = block->getInstructions().size();
+    auto& instructions = block->getInstructions();
+
+    for (size_t i = 0; i < size; ++i) 
+    {
+        auto irBlock = instructions[i];
+        auto instruction = irBlock->getInstruction();
+        if (instruction->getOperation() == CFG_OP::F_CALL && instruction->getArg1() != NULL && 
+            instruction->getArg1()->getValue() == "FI_FUNCTION" && instruction->getResult() != NULL && 
+            instruction->getArg2() != NULL) 
+        {
+            Instruction* paramInstruction;
+            
+            if (stack[instruction->getResult()->getValue()].size() > 0) 
+            {
+                SAPFOR::Argument* tmp = new SAPFOR::Argument(CFG_ARG_TYPE::CONST, CFG_MEM_TYPE::COMMON_, to_string(stack[instruction->getResult()->getValue()].top()->getNumber()));
+                paramInstruction = new Instruction(CFG_OP::PARAM, tmp);
+            }
+            else 
+            {
+                SAPFOR::Argument* tmp = new SAPFOR::Argument(CFG_ARG_TYPE::CONST, CFG_MEM_TYPE::COMMON_, "-1");
+                paramInstruction = new Instruction(CFG_OP::PARAM, tmp);
+            }
+
+            paramInstruction->setOperator(block->getInstructions()[0]->getInstruction()->getOperator());
+            block->addInstructionBefore(new IR_Block(paramInstruction), instruction);
+
+            instruction->getArg2()->setValue(to_string(stoi(instruction->getArg2()->getValue()) + 1));
+            i++;
+        }
+    }
+}
+
+static vector<SAPFOR::BasicBlock*> findBlocksWithValue(vector<SAPFOR::BasicBlock*>& blocks, SAPFOR::BasicBlock* x) 
+{
+    vector<SAPFOR::BasicBlock*> result;
+
+    for (auto& block : blocks)
+        if (block->getDom() == x)
+            result.push_back(block);
+
+    return result;
+}
+
+static void renameIR(SAPFOR::BasicBlock* block, vector<SAPFOR::BasicBlock*>& blocks, map<string, int>& counter, map<string, stack<SAPFOR::Argument*>>& stack)
+{
+    renameFiFunctionResultVar(block, counter, stack);
+    renameInstructionVars(block, counter, stack);
+
+    for (auto& successor : block->getNext())
+        renameFiFunctionArgsVar(successor, stack);
+    
+    for (auto& child : findBlocksWithValue(blocks, block))
+        renameIR(child, blocks, counter, stack);
+
+    for (auto& irBlock : block->getInstructions())
+    {
+        auto instruction = irBlock->getInstruction();
+        if (instruction->getResult() != NULL && instruction->getResult()->getType() == CFG_ARG_TYPE::VAR) 
+        {
+            string varName = instruction->getResult()->getValue();
+            stack[varName].pop();
+        }
+    }
+
+    for (auto& irBlock : block->getInstructions()) 
+    {
+        auto instruction = irBlock->getInstruction();
+        if (instruction->getOperation() == CFG_OP::F_CALL && instruction->getArg1() != NULL && 
+            instruction->getArg1()->getValue() == "FI_FUNCTION" && instruction->getResult() != NULL) 
+        {
+            string varName = instruction->getResult()->getValue();
+            stack[varName].pop();
+        }
+    }
+}
+
+void buildFuncIRSSAForm(FuncInfo* funcInfo, const std::vector<SAPFOR::BasicBlock*>& funcIRConst, std::map<FuncInfo*, std::vector<SAPFOR::BasicBlock*>>& result)
+{
+    vector<SAPFOR::BasicBlock*> funcIR;
+
+    for (auto& i : funcIRConst)
+        funcIR.push_back(new SAPFOR::BasicBlock(*i));
+
+    restoreConnections(funcIRConst, funcIR);
+
+    SAPFOR::buildDominatorTree(funcIR);
+
+    auto dominatorBorders = findDominatorBorders(funcIR);
+
+    auto globalsAndVarBlocks = getGlobalsAndVarBlocks(funcIR);
+    auto globals = globalsAndVarBlocks.first;
+    auto varBlocks = globalsAndVarBlocks.second;
+
+    getBlocksWithFiFunctions(funcIR, globals, varBlocks, dominatorBorders);
+
+    map<string, int> count;
+    map<string, stack<SAPFOR::Argument*>> varStack;
+
+    for (auto& var : globals)
+    {
+        count[var->getValue()] = 0;
+
+        stack<SAPFOR::Argument*> tmp;
+        tmp.push(new SAPFOR::Argument(CONST_UNDEFINED_ARG));
+        varStack[var->getValue()] = tmp;
+    }
+
+    renameIR(funcIR[0], funcIR, count, varStack);
+
+    result[funcInfo] = funcIR;
+}
+
+FuncInfo* getIRByFilename(const std::map<FuncInfo*, std::vector<SAPFOR::BasicBlock*>>& fullIR, const char* filename)
+{
+    for (auto ir : fullIR)
+        if (ir.first->fileName == filename)
+            return ir.first;
+
+    return nullptr;
+}

src/CFGraph/IR_SSAForm.h

@@ -0,0 +1,8 @@
+#pragma once
+
+#include "CFGraph.h"
+#include "IR.h"
+
+void buildFuncIRSSAForm(FuncInfo* funcInfo, const std::vector<SAPFOR::BasicBlock*>& fullIR, std::map<FuncInfo*, std::vector<SAPFOR::BasicBlock*>>& result);
+
+FuncInfo* getIRByFilename(const std::map<FuncInfo*, std::vector<SAPFOR::BasicBlock*>>& fullIR, const char* filename);

src/CFGraph/IR_domTree.cpp

@@ -64,6 +64,8 @@ namespace SAPFOR {
             int w = vertex[i];
 
             for (BasicBlock* v : vertices[w]->getPrev()) {
+                if (dfs_num[v] == -1)
+                    continue;
                 int u = Eval(dfs_num[v]);
 
                 if (semi[u] < semi[w])

src/CFGraph/IR_domTree.h

@@ -7,7 +7,7 @@
 #include "CFGraph.h"
 
 // Lengauer, Thomas. A fast algorithm for finding dominators in a flowgraph / Thomas Lengauer, Robert Endre Tarjan 
-// ACM Transactions on Programming Languages and Systems (TOPLAS). <20> 1979. <20> Vol. 1, no. 1. <20> Pp. 121<32>141.
+// ACM Transactions on Programming Languages and Systems (TOPLAS). <20> 1979. <20> Vol. 1, no. 1. <20> Pp. 121<32>141.
 
 namespace SAPFOR {
 

src/CFGraph/RD_subst.cpp

@@ -8,10 +8,10 @@
 #include <unordered_map>
 #include <unordered_set>
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/CommonBlock.h"
+#include "CommonBlock.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 
 #define PRINT_PROF_INFO 0
 #define DEBUG_CHECKS 0

src/CFGraph/RD_subst.h

@@ -2,9 +2,9 @@
 
 #include<unordered_map>
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/CommonBlock.h"
+#include "CommonBlock.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 
 #include "CFGraph.h"
 #include "IR.h"

src/CFGraph/live_variable_analysis.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "CFGraph.h"
 
 namespace LIVE_VARIABLES

src/CFGraph/private_variables_analysis.cpp

@@ -1,6 +1,6 @@
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "private_variables_analysis.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "../SageAnalysisTool/depGraph.h"
 #include "../DirectiveProcessing/directive_parser.h"
@@ -250,7 +250,7 @@ static set<SAPFOR::BasicBlock*> analyzeLoop(LoopGraph* loop, const set<SAPFOR::B
                                             const map<string, SgSymbol*>& commonArgs, FuncInfo* func,
                                             map<string, vector<Messages>>& messages)
 {
-    if (!loop->isFor)
+    if (!loop->isFor())
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__); //should be called only with FOR loops
 
     SgStatement* loop_operator = loop->loop->GetOriginal();
@@ -450,7 +450,7 @@ static void recAnalyzeLoop(LoopGraph* loop, const set<SAPFOR::BasicBlock*>& bloc
                            const map<string, SgSymbol*>& commonArgs,
                            FuncInfo* func, map<string, vector<Messages>>& messages)
 {
-    const auto& loop_body = loop->isFor ? analyzeLoop(loop, blocks, commonVars, commonArgs, func, messages) : blocks;
+    const auto& loop_body = loop->isFor() ? analyzeLoop(loop, blocks, commonVars, commonArgs, func, messages) : blocks;
     
     for (const auto& inner_loop : loop->children)
         recAnalyzeLoop(inner_loop, loop_body, commonVars, commonArgs, func, messages);

src/CFGraph/private_variables_analysis.h

@@ -1,5 +1,5 @@
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "CFGraph.h"
 
 #include <string>

src/CreateInterTree/CreateInterTree.cpp

@@ -1,7 +1,7 @@
 #include "CreateInterTree.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 
 using std::string;
 using std::wstring;

src/CreateInterTree/CreateInterTree.h

@@ -8,7 +8,7 @@
 
 #include "dvm.h"
 
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
 
 struct SpfInterval
 {

src/DirectiveProcessing/directive_analyzer.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -16,9 +16,9 @@
 #include <assert.h>
 
 #include "../Distribution/DvmhDirective.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "directive_analyzer.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 
 using std::vector;
 using std::map;

src/DirectiveProcessing/directive_analyzer.h

@@ -1,6 +1,6 @@
 #pragma once
 
 #include <vector>
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 
 void UniteNestedDirectives(std::vector<LoopGraph*> &loopGraph);

src/DirectiveProcessing/directive_creator.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -15,18 +15,18 @@
 #include "../Distribution/Distribution.h"
 #include "../Distribution/DvmhDirective_func.h"
 
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "directive_parser.h"
 #include "directive_creator.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../Sapfor.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
-#include "../Transformations/loop_transform.h"
+#include "../Transformations/LoopNesting/loop_transform.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
 
 #define PRINT_DIR_RESULT 0
 

src/DirectiveProcessing/directive_creator.h

@@ -1,9 +1,9 @@
 #pragma once
 
 #include "../Distribution/Distribution.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
-#include "../Utils/types.h"
+#include "types.h"
 
 void createParallelDirectives(const std::map<LoopGraph*, std::map<DIST::Array*, ArrayInfo*>> &loopInfo,
                               const std::vector<ParallelRegion*>& regions, 

src/DirectiveProcessing/directive_creator_base.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -10,9 +10,9 @@
 
 #include "../ParallelizationRegions/ParRegions.h"
 #include "../Distribution/Arrays.h"
-#include "../Transformations/loop_transform.h"
+#include "../Transformations/LoopNesting/loop_transform.h"
 
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "directive_parser.h"
 #include "directive_creator.h"
 
@@ -75,7 +75,7 @@ static LoopGraph* createDirectiveForLoop(LoopGraph *currentLoop, MapToArray &mai
         }
     }
 
-    directive->parallel.push_back(currentLoop->loopSymbol);
+    directive->parallel.push_back(currentLoop->loopSymbol());
     directive->arrayRef = mainArray.arrayRef;
 
     DIST::Array *tmp = mainArray.arrayRef;
@@ -84,7 +84,7 @@ static LoopGraph* createDirectiveForLoop(LoopGraph *currentLoop, MapToArray &mai
         for (int i = 0; i < tmp->GetDimSize(); ++i)
         {
             if (i == pos)
-                directive->on.push_back(make_pair(currentLoop->loopSymbol, mainAccess));
+                directive->on.push_back(make_pair(currentLoop->loopSymbol(), mainAccess));
             else
                 directive->on.push_back(make_pair("*", make_pair(0, 0)));
         }
@@ -808,7 +808,7 @@ void createParallelDirectives(const map<LoopGraph*, map<DIST::Array*, ArrayInfo*
                             for (int i = 0; i < mainArrayOfLoop->GetDimSize(); ++i)
                             {
                                 if (i == dimPos)
-                                    parDir->on2.push_back(make_pair(currLoop->loopSymbol, mainAccess));
+                                    parDir->on2.push_back(make_pair(currLoop->loopSymbol(), mainAccess));
                                 else
                                     parDir->on2.push_back(make_pair("*", make_pair(0, 0)));
                             }
@@ -1100,7 +1100,7 @@ static bool tryToResolveUnmatchedDims(const map<DIST::Array*, vector<bool>> &dim
     LoopGraph* tmpL = loop;
     for (int z = 0; z < nested; ++z)
     {
-        deprecateToMatch.insert(tmpL->loopSymbol);
+        deprecateToMatch.insert(tmpL->loopSymbol());
         if (tmpL->children.size())
             tmpL = tmpL->children[0];
         else if (z != nested - 1)
@@ -1113,7 +1113,7 @@ static bool tryToResolveUnmatchedDims(const map<DIST::Array*, vector<bool>> &dim
     tmpL = loop->parent;
     while (tmpL)
     {
-        if (!tmpL->isFor) // TODO: need to add all inductive variables!
+        if (tmpL->isWhile()) // TODO: need to add all inductive variables!
         {
             SgWhileStmt* dow = isSgWhileStmt(tmpL->loop->GetOriginal());
             if (dow->conditional())
@@ -1124,7 +1124,7 @@ static bool tryToResolveUnmatchedDims(const map<DIST::Array*, vector<bool>> &dim
             }
         }
         else
-            deprecateToMatch.insert(tmpL->loopSymbol);
+            deprecateToMatch.insert(tmpL->loopSymbol());
         tmpL = tmpL->parent;
     }
 

src/DirectiveProcessing/directive_omp_parser.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -9,7 +9,7 @@
 #include "directive_omp_parser.h"
 #include "directive_parser.h"
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 
 using std::vector;
 using std::map;

src/DirectiveProcessing/directive_omp_parser.h

@@ -4,7 +4,7 @@
 #include <map>
 #include <vector>
 
-#include "../Utils/errors.h"
+#include "errors.h"
 
 #define SPF_USER_DIR 777
 #define SPF_USER_DIR_COPY 999

src/DirectiveProcessing/directive_parser.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstring>
@@ -12,10 +12,10 @@
 #include <assert.h>
 
 #include "directive_parser.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 
 using std::string;
 using std::vector;

src/DirectiveProcessing/directive_parser.h

@@ -4,8 +4,8 @@
 #include <set>
 #include <map>
 
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "../Distribution/DvmhDirective.h"
 
 struct DvmDirective

src/DirectiveProcessing/insert_directive.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -16,13 +16,13 @@
 #include "../Distribution/Arrays.h"
 #include "../Distribution/Distribution.h"
 #include "../Distribution/DvmhDirective_func.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "directive_parser.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../Sapfor.h"
 #include "directive_creator.h"
 #include "insert_directive.h"

src/DirectiveProcessing/remote_access.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -18,13 +18,13 @@
 
 #include "dvm.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
-#include "../Utils/types.h"
+#include "types.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../Distribution/Arrays.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
 #include "remote_access.h"
 
 using std::vector;

src/DirectiveProcessing/remote_access_base.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -17,8 +17,8 @@
 #include <assert.h>
 
 #include "../Distribution/Arrays.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "../ParallelizationRegions/ParRegions.h"
 #include "remote_access.h"
 

src/DirectiveProcessing/shadow.cpp

@@ -1,19 +1,19 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <set>
 #include <map>
 #include <string>
 #include <vector>
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 #include "directive_parser.h"
 #include "../Distribution/DvmhDirective_func.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 
 #include "../CFGraph/CFGraph.h"
 

src/DirectiveProcessing/spf_directive_preproc.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -12,13 +12,13 @@
 
 #include "dvm.h"
 #include "../Sapfor.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 #include "../SageAnalysisTool/depInterfaceExt.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "directive_parser.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "../DirectiveProcessing/directive_omp_parser.h"
 

src/Distribution/Array.cpp

@@ -1,7 +1,7 @@
 #include "Array.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 
 using namespace std;
 

src/Distribution/Array.h

@@ -7,9 +7,9 @@
 #include <algorithm>
 #include <climits>
 #include "DvmhDirectiveBase.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/json.hpp"
+#include "json.hpp"
 
 class Symbol;
 class Expression;

src/Distribution/ArrayAnalysis.cpp

@@ -1,8 +1,8 @@
 #include "Array.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../DirectiveProcessing/directive_parser.h"
 #include "../DirectiveProcessing/directive_omp_parser.h"
 #include "../LoopAnalyzer/loop_analyzer.h"

src/Distribution/CreateDistributionDirs.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -14,9 +14,9 @@
 #include "GraphCSR.h"
 #include "Arrays.h"
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 
 using std::vector;
 using std::set;

src/Distribution/CreateDistributionDirs.h

@@ -1,7 +1,7 @@
 #pragma once
 
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 
 void createDistributionDirs(DIST::GraphCSR<int, double, attrType> &reducedG, DIST::Arrays<int> &allArrays, 
                             DataDirective &dataDirectives, std::map<std::string, std::vector<Messages>> &allMessages, 

src/Distribution/Cycle.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <vector>
 #include <algorithm>

src/Distribution/Cycle.h

@@ -3,7 +3,7 @@
 #include <vector>
 #include <algorithm>
 
-#include "../Utils/types.h"
+#include "types.h"
 
 namespace Distribution
 {

src/Distribution/Distribution.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -30,9 +30,9 @@ using namespace std::chrono;
 #include "Arrays.h"
 #include "Array.h"
 #include "Distribution.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/types.h"
+#include "types.h"
 #include "../Distribution/Cycle.h"
 #include "../VisualizerCalls/get_information.h"
 #include "../VisualizerCalls/SendMessage.h"
@@ -455,15 +455,7 @@ namespace Distribution
             }
 
             if (needPrint)
-            {
+                sendMessage_2lvl(4, k, (int)AllCycles.size());
-#if _WIN32
-                wstring treeM = L"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> " + std::to_wstring(k + 1) + L"/" + std::to_wstring(AllCycles.size());
-#else
-                wstring treeM = L"conflict resolution, processing group " + std::to_wstring(k + 1) + L"/" + std::to_wstring(AllCycles.size());
-#endif
-                sendMessage_2lvl(treeM);
-
-            }
 
             auto timeR = steady_clock::now();
             if (countConflicts != 0)
@@ -516,7 +508,7 @@ namespace Distribution
         }
 
         if (needPrint)
-            sendMessage_2lvl(L"");
+            sendMessage_2lvl(2);
 
         return make_pair(allOnlySecondType, globalSum);
     }
@@ -572,13 +564,7 @@ namespace Distribution
             for (int z = 0; z < arraysV.size(); ++z)
             {
                 const DIST::Array *array = arraysV[z];
-
+                sendMessage_2lvl(5, z, (int)arrays.size());
-#ifdef _WIN32
-                wstring treeM = L"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> " + std::to_wstring(z + 1) + L"/" + std::to_wstring(arrays.size());
-#else
-                wstring treeM = L"conflict resolution, processing array " + std::to_wstring(z + 1) + L"/" + std::to_wstring(arrays.size());
-#endif
-                sendMessage_2lvl(treeM);
 
                 vector<vType> verts;
 
@@ -605,7 +591,7 @@ namespace Distribution
                     }
                 }
             }
-            sendMessage_2lvl(L"");
+            sendMessage_2lvl(2);
         }
         else
         {

src/Distribution/DvmhDirective.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -7,12 +7,12 @@
 #include <string>
 #include <algorithm>
 
-#include "../Utils/types.h"
+#include "types.h"
 #include "DvmhDirective.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../Sapfor.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 
 #include "dvm.h"
 
@@ -346,7 +346,7 @@ static vector<SgExpression*>
                             {
                                 needToAdd = true;
                                 dim_found = true;
-                                subs[i] = new SgVarRefExp(findSymbolOrCreate(file, currLoop->loopSymbol));
+                                subs[i] = new SgVarRefExp(findSymbolOrCreate(file, currLoop->loopSymbol()));
                                 break;
                             }
                         }

src/Distribution/DvmhDirective.h

@@ -7,9 +7,9 @@
 
 #include "Array.h"
 #include "DvmhDirectiveBase.h"
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
-#include "../Utils/types.h"
+#include "types.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 
 extern int sharedMemoryParallelization;
 

src/Distribution/DvmhDirectiveBase.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -10,11 +10,11 @@
 #include "../Distribution/Array.h"
 #include "../Distribution/Arrays.h"
 #include "../Distribution/GraphCSR.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/json.hpp"
+#include "json.hpp"
 
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 
 using std::vector;
 using std::tuple;

src/Distribution/DvmhDirectiveBase.h

@@ -3,7 +3,7 @@
 #include <vector>
 #include <string>
 
-#include "../Utils/json.hpp"
+#include "json.hpp"
 
 typedef enum lang : int { LANG_C, LANG_F } language;
 typedef enum dist : int { BLOCK, NONE } distType;

src/Distribution/DvmhDirective_func.h

@@ -4,7 +4,7 @@
 #include <string>
 #include <set>
 #include "dvm.h"
-#include "../Utils/types.h"
+#include "types.h"
 
 SgExpression* createAndSetNext(const int side, const int variant, SgExpression *p);
 std::vector<SgExpression*> genSubscripts(const std::vector<std::pair<int, int>> &shadowRenew, const std::vector<std::pair<int, int>> &shadowRenewShifts);

src/Distribution/GraphCSR.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <algorithm>
 #include <string>
@@ -19,8 +19,8 @@ extern int passDone;
 #include "Cycle.h"
 #include "Arrays.h"
 #include "Array.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 #include "../VisualizerCalls/get_information.h"
 #include "../VisualizerCalls/SendMessage.h"
 
@@ -830,13 +830,13 @@ namespace Distribution
                         color[k] = WHITE;
 
                     findFrom = currentV;
-#ifdef _WIN32
+/*#ifdef _WIN32
                     if (needPrint)
                     {
                         wstring vertexM = std::to_wstring(k + 1) + L"/" + std::to_wstring(vertByTrees[t].size());
                         sendMessage_2lvl(wstring(L"<22><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20><><EFBFBD><EFBFBD><EFBFBD>, <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> ") + wstring(treeM.begin(), treeM.end()) + L" <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> " + wstring(vertexM.begin(), vertexM.end()));
                     }
-#endif
+#endif*/
                     __spf_print(PRINT_TIMES && needPrint, "v (tree %d) = %d (with neighb %d) ", t, i, neighbors[i + 1] - neighbors[i]);
                     activeV[activeCounter++] = currentV;
                     FindLoop(cyclesTmp[t], currentV, currentV, numbers);
@@ -847,8 +847,8 @@ namespace Distribution
                 maxLoopDim = wasMaxLoopDim;
             }
 
-            if (needPrint)
+            /*if (needPrint)
-                sendMessage_2lvl(L"");
+                sendMessage_2lvl(2);*/
         }
         catch (int code)
         {

src/Distribution/GraphCSR.h

@@ -5,7 +5,7 @@
 #include <set>
 #include <tuple>
 
-#include "../Utils/RationalNum.h"
+#include "RationalNum.h"
 
 typedef enum links { RR_link, WR_link, WW_link } LinkType;
 

src/DvmhRegions/DvmhRegion.h

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
 
 #include <string>
 

src/DvmhRegions/DvmhRegionInserter.cpp

@@ -11,7 +11,7 @@
 #include "DvmhRegionInserter.h"
 #include "DvmhRegions/RegionsMerger.h"
 #include "../VerificationCode/verifications.h"
-#include "../Transformations/function_purifying.h"
+#include "../Transformations/FunctionPurifying/function_purifying.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "../DirectiveProcessing/directive_parser.h"
 

src/DvmhRegions/DvmhRegionInserter.h

@@ -1,10 +1,10 @@
 #pragma once
 
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 #include "../ParallelizationRegions/ParRegions.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "ReadWriteAnalyzer.h"
 #include "DvmhRegion.h"
 

src/DvmhRegions/LoopChecker.h

@@ -1,7 +1,7 @@
 #pragma once
 
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 
 #include <vector>
 #include <string>

src/DvmhRegions/ReadWriteAnalyzer.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "dvm.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "VarUsages.h"
 #include <set>
 #include <tuple>

src/DvmhRegions/TypedSymbol.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "dvm.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include <string>
 
 enum class VAR_TYPE { VAR_ARR, VAR_DISTR_ARR, VAR_SCALAR, VAR_ANY, VAR_UNDEFINED };

src/DynamicAnalysis/createParallelRegions.cpp

@@ -5,10 +5,10 @@
 #include "./createParallelRegions.h"
 
 #include "../CreateInterTree/CreateInterTree.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 #include "./gcov_info.h"
 #include "./gCov_parser_func.h"
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <map>
 #include <vector>

src/DynamicAnalysis/createParallelRegions.h

@@ -1,10 +1,10 @@
 #pragma once
 
-#include "../Utils/utils.h"
+#include "utils.h"
 
 #include "./gcov_info.h"
 #include "../CreateInterTree/CreateInterTree.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 
 #include <map>
 #include <vector>

src/DynamicAnalysis/gCov_parser.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdio.h>
 #include <fstream>
@@ -8,7 +8,7 @@
 
 #include "dvm.h"
 #include "gCov_parser_func.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 
 using namespace std;
 

src/DynamicAnalysis/gCov_parser_func.h

@@ -5,7 +5,7 @@
 #include <vector>
 
 #include "dvm.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "gcov_info.h"
 #include "../CreateInterTree/CreateInterTree.h"
 

src/DynamicAnalysis/gcov_info.cpp

@@ -1,10 +1,10 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <iostream>
 #include <map>
 #include <algorithm>
 
-#include "../Utils/errors.h"
+#include "errors.h"
 
 #include "gcov_info.h"
 

src/DynamicAnalysis/gcov_info.h

@@ -5,7 +5,7 @@
 #include <map>
 #include <stdint.h>
 
-#include "../Utils/utils.h"
+#include "utils.h"
 
 //make 'class' - need friend for Gcov_info
 struct Perform

src/GraphCall/graph_calls.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -15,13 +15,13 @@
 #include "graph_calls_func.h"
 
 #include "../CFGraph/CFGraph.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
 #include "../DirectiveProcessing/directive_parser.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/json.hpp"
+#include "json.hpp"
 #include "../ParallelizationRegions/ParRegions_func.h"
 #include "../DynamicAnalysis/gCov_parser_func.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "../VerificationCode/verifications.h"
 

src/GraphCall/graph_calls.h

@@ -3,10 +3,10 @@
 #include <string>
 #include <set>
 
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 #include "../DirectiveProcessing/shadow.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 
 static const char* paramNames[] = 
 { "NONE_T", "ARRAY_T", "STRING_ARRAY_T", "STRING_T", "SCALAR_CHAR_T", "SCALAR_BOOL_T", "SCALAR_SHORT_T", "SCALAR_INT_T", "SCALAR_LONG_INT_T",

src/GraphCall/graph_calls_base.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -10,10 +10,10 @@
 #include <set>
 #include <string>
 
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "graph_calls.h"
 #include "../Distribution/Distribution.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 #include "../ParallelizationRegions/ParRegions.h"
 
 using std::vector;

src/GraphCall/graph_calls_func.h

@@ -5,7 +5,7 @@
 #include <set>
 
 #include "graph_calls.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "../ParallelizationRegions/ParRegions.h"
 #include "Utils/json.hpp"
 

src/GraphLoop/graph_loops.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -12,26 +12,26 @@
 
 #include "dvm.h"
 #include "../Sapfor.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
 #include "../ParallelizationRegions/ParRegions_func.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 
 #include "../Distribution/GraphCSR.h"
 #include "../Distribution/Arrays.h"
 #include "../Distribution/Distribution.h"
 
 #include "graph_loops.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
-#include "../Utils/json.hpp"
+#include "json.hpp"
 
 #include "../DirectiveProcessing/directive_parser.h"
 #include "../DynamicAnalysis/gCov_parser_func.h"
 
-#include "../Transformations/array_assign_to_loop.h"
+#include "../Transformations/VectorAssignToLoop/array_assign_to_loop.h"
 
 using std::vector;
 using std::map;
@@ -520,7 +520,7 @@ static void findArrayRef(SgExpression *exp, bool isWirte, set<DIST::Array*>& use
 {
     if (exp)
     {
-        if (exp->variant() == ARRAY_REF)
+        if (isArrayRef(exp))
         {
             DIST::Array *arrayRef = NULL;
             SgSymbol *symbS = OriginalSymbol(exp->symbol());
@@ -699,7 +699,12 @@ void loopGraphAnalyzer(SgFile *file, vector<LoopGraph*> &loopGraph, const vector
                 newLoop->hasPrints = hasThisIds(st, newLoop->linesOfIO, { WRITE_STAT, READ_STAT, OPEN_STAT, CLOSE_STAT, PRINT_STAT } ); // FORMAT_STAT
                 newLoop->hasStops = hasThisIds(st, newLoop->linesOfStop, { STOP_STAT, PAUSE_NODE });
                 newLoop->hasDvmIntervals = hasThisIds(st, tmpLines, { DVM_INTERVAL_DIR, DVM_ENDINTERVAL_DIR, DVM_EXIT_INTERVAL_DIR });
-                newLoop->isFor = isSgForStmt(st) ? true : false;
+                if (isSgForStmt(st))
+                    newLoop->loopType = LoopType::FOR;
+                else if (isSgWhileStmt(st))
+                    newLoop->loopType = LoopType::WHILE;
+                else 
+                    newLoop->loopType = LoopType::NONE;
                 newLoop->inCanonicalFrom = isSgForStmt(st) ? true : false;
                 newLoop->hasSubstringRefs = hasSubstringRef(st);
 
@@ -777,7 +782,7 @@ void loopGraphAnalyzer(SgFile *file, vector<LoopGraph*> &loopGraph, const vector
                     newLoop->startEndExpr = std::make_pair((Expression*)NULL, (Expression*)NULL);
 
                 newLoop->loop = new Statement(st);
-                newLoop->loopSymbol = st->symbol() ? st->symbol()->identifier() : "unknown";
+                newLoop->loopSymbols.addMainVar(st->symbol() ? st->symbol()->identifier() : "unknown");
                 findArrayRefs(newLoop);
 
                 SgStatement *lexPrev = st->lexPrev();

src/GraphLoop/graph_loops.h

@@ -5,8 +5,8 @@
 #include <map>
 #include <set>
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/types.h"
+#include "types.h"
 #include "../Distribution/DvmhDirective.h"
 #include "../Distribution/Distribution.h"
 
@@ -25,6 +25,33 @@ namespace DIST = Distribution;
 void getRealArrayRefs(DIST::Array* addTo, DIST::Array* curr, std::set<DIST::Array*>& realArrayRefs, const std::map<DIST::Array*, std::set<DIST::Array*>>& arrayLinksByFuncCalls);
 void getAllArrayRefs(DIST::Array* addTo, DIST::Array* curr, std::set<DIST::Array*>& realArrayRefs, const std::map<DIST::Array*, std::set<DIST::Array*>>& arrayLinksByFuncCalls);
 
+enum class LoopType { NONE, FOR, WHILE, IMPLICIT };
+
+struct InductiveVariables
+{
+private:
+    std::string mainVar;
+    std::set<std::string> allVars;
+
+public:
+    InductiveVariables() { }
+
+    explicit InductiveVariables(const std::string& mainVar, const std::set<std::string>& allVars) : mainVar(mainVar), allVars(allVars) { };
+
+    std::string getMainVar() const { return mainVar; }
+    std::set<std::string> getAllVars() const { return allVars; }
+
+    void addVar(const std::string& var) { allVars.insert(var); }
+    void addMainVar(const std::string& var) { mainVar = var; allVars.insert(var); }
+
+    void replaceMainVar(const std::string& var) 
+    {
+        allVars.erase(mainVar);
+
+        addMainVar(var);
+    }
+};
+
 struct LoopGraph
 {
 private:
@@ -70,7 +97,7 @@ public:
         calculatedCountOfIters = 0;
         executionTimeInSec = -1.0;
         inDvmhRegion = 0;
-        isFor = false;
+        loopType = LoopType::NONE;
         inCanonicalFrom = false;
         hasAccessToSubArray = false;
         hasSubstringRefs = false;
@@ -113,21 +140,24 @@ public:
     {
         return hasUnknownArrayDep || hasUnknownScalarDep || hasGoto || hasPrints || (hasConflicts.size() != 0) || hasStops || hasNonPureProcedures ||
                hasUnknownArrayAssigns || hasNonRectangularBounds || hasIndirectAccess || hasWritesToNonDistribute || hasDifferentAlignRules || hasDvmIntervals ||
-               !isFor || lastprivateScalars.size() || hasAccessToSubArray || hasSubstringRefs;
+               !isFor() || lastprivateScalars.size() || hasAccessToSubArray || hasSubstringRefs;
     }
     
     bool hasLimitsToSplit() const
     {
-        return hasGoto || hasStops || !isFor || hasPrints;
+        return hasGoto || hasStops || !isFor() || hasPrints;
     }
 
     bool hasLimitsToCombine() const
     {
-        return hasGoto || hasStops || !isFor || hasPrints || linesOfCycle.size();
+        return hasGoto || hasStops || !isFor() || hasPrints || linesOfCycle.size();
     }
 
     void addConflictMessages(std::vector<Messages> *messages)
     {
+        if (messages == NULL)
+            return;
+
         const int line = altLineNum > 0 ? altLineNum : lineNum;
         if (hasUnknownArrayDep)
             messages->push_back(Messages(NOTE, line, R113, L"unknown array dependency prevents parallelization of this loop", 3006));
@@ -168,7 +198,7 @@ public:
         if (hasDvmIntervals)
             messages->push_back(Messages(NOTE, line, R145, L"DVM intervals prevent parallelization of this loop", 3006));
 
-        if (!isFor || !inCanonicalFrom)
+        if (!isFor() || !inCanonicalFrom)
             messages->push_back(Messages(NOTE, line, R178, L"This type of loop is not supported by the system", 3006));
 
         if (lastprivateScalars.size())
@@ -393,6 +423,14 @@ public:
 
     void* getRealStat(const char* file) const;
 
+    bool isFor() const { return loopType == LoopType::FOR; }
+
+    bool isWhile() const { return loopType == LoopType::WHILE; }
+
+    bool isImplicit() const { return loopType == LoopType::IMPLICIT; }
+
+    std::string loopSymbol() const { return loopSymbols.getMainVar(); }
+
 public:
     int lineNum;
     int altLineNum;
@@ -407,7 +445,7 @@ public:
     int startVal, endVal, stepVal;
     std::tuple<Expression*, Expression*, Expression*> startEndStepVals;
 
-    std::string loopSymbol;
+    InductiveVariables loopSymbols;
     std::pair<Expression*, Expression*> startEndExpr;
 
     bool hasGoto;
@@ -448,7 +486,7 @@ public:
 
     bool hasSubstringRefs;
 
-    bool isFor;
+    LoopType loopType;
 
     bool inCanonicalFrom;
     

src/GraphLoop/graph_loops_base.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -23,8 +23,8 @@ using std::make_pair;
 using std::get;
 
 #include "graph_loops.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "../Distribution/Distribution.h"
 #include "../Distribution/CreateDistributionDirs.h"
 #include "../ParallelizationRegions/ParRegions.h"
@@ -551,7 +551,7 @@ void addToDistributionGraph(const map<LoopGraph*, map<DIST::Array*, ArrayInfo*>>
             continue;
         }
 
-        if (!loopAccess.first->isFor)
+        if (!loopAccess.first->isFor())
             continue;
 
         DIST::GraphCSR<int, double, attrType>& G = currReg->GetGraphToModify();
@@ -775,7 +775,7 @@ static void isAllOk(const vector<LoopGraph*> &loops, vector<Messages> &currMessa
     {
         if (loops[i]->region)
         {            
-            if (loops[i]->countOfIters == 0 && loops[i]->region && loops[i]->isFor)
+            if (loops[i]->countOfIters == 0 && loops[i]->region && loops[i]->isFor())
             {
                 wstring bufE, bufR;
                 __spf_printToLongBuf(bufE, L"  Can not calculate count of iterations for this loop, information about iterations in all loops in parallel regions '%s' will be ignored", 

src/LoopAnalyzer/allocations_prepoc.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -8,8 +8,8 @@
 #include <set>
 
 #include "dvm.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 
 using std::set;
 using std::pair;

src/LoopAnalyzer/dep_analyzer.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -20,8 +20,8 @@
 #include "dvm.h"
 #include "loop_analyzer.h"
 
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../ParallelizationRegions/ParRegions_func.h"
 #include "../SageAnalysisTool/depGraph.h"
 #include "../SageAnalysisTool/OmegaForSage/include/lang-interf.h"

src/LoopAnalyzer/implicit_loops_analyzer.cpp

@@ -0,0 +1,281 @@
+#include <map>
+#include <set>
+#include <vector>
+#include <string>
+#include <iostream>
+#include <stack>
+
+#include "../CFGraph/IR.h"
+#include "GraphCall/graph_calls.h"
+#include "implicit_loops_analyzer.h"
+
+using namespace std;
+using namespace SAPFOR;
+
+using std::map;
+using std::set;
+using std::vector;
+using std::pair;
+using std::string;
+using std::cout;
+using std::endl;
+using std::make_pair;
+using std::to_string;
+
+enum VisitState { UNVISITED = 0, VISITING = 1, VISITED = 2 };
+
+void dfs(SAPFOR::BasicBlock* block,
+    std::map<int, int>& visit,
+    std::vector<std::pair<SAPFOR::BasicBlock*, SAPFOR::BasicBlock*>>& startAndEnd,
+    SAPFOR::BasicBlock* prev)
+{
+    if (!block)
+        return;
+
+    int id = block->getNumber();
+
+    if (visit[id] == VISITING) {
+        startAndEnd.emplace_back(prev, block);
+        return;
+    }
+
+    if (visit[id] == VISITED)
+        return;
+
+    visit[id] = VISITING;
+
+    for (auto next : block->getNext())
+        dfs(next, visit, startAndEnd, block);
+
+    visit[id] = VISITED;
+}
+
+void getLoopBody(SAPFOR::BasicBlock* loopHeader, const std::set<SAPFOR::BasicBlock*>& loopExits, std::vector<SAPFOR::BasicBlock*>& loopBody)
+{
+    std::set<SAPFOR::BasicBlock*> visited;
+    std::stack<SAPFOR::BasicBlock*> stack;
+
+    stack.push(loopHeader);
+
+    while (!stack.empty())
+    {
+        auto block = stack.top();
+        stack.pop();
+
+        if (visited.count(block))
+            continue;
+        visited.insert(block);
+
+        for (auto succ : block->getNext())
+        {
+            if (loopExits.count(succ))
+                continue;
+            if (!visited.count(succ))
+                stack.push(succ);
+        }
+    }
+
+    std::set<SAPFOR::BasicBlock*> backReachable;
+    std::stack<SAPFOR::BasicBlock*> reverseStack;
+    reverseStack.push(loopHeader);
+
+    while (!reverseStack.empty())
+    {
+        auto block = reverseStack.top();
+        reverseStack.pop();
+
+        if (backReachable.count(block))
+            continue;
+        backReachable.insert(block);
+
+        for (auto pred : block->getPrev())
+            if (visited.count(pred) && !backReachable.count(pred))
+                reverseStack.push(pred);
+    }
+
+    for (auto block : visited)
+        if (backReachable.count(block))
+            loopBody.push_back(block);
+}
+
+SAPFOR::Instruction* findDef(const SAPFOR::Argument* arg,
+    const std::vector<SAPFOR::BasicBlock*>& blocks)
+{
+    if (!arg)
+        return nullptr;
+    std::string argName = arg->getValue();
+
+    for (auto block : blocks) {
+        for (auto instrWrapper : block->getInstructions()) {
+            auto instr = instrWrapper->getInstruction();
+            if (!instr)
+                continue;
+
+            auto res = instr->getResult();
+            if (!res)
+                continue;
+
+            if (res->getValue() == argName)
+                return instr;
+        }
+    }
+
+    return nullptr;
+}
+
+const SAPFOR::Argument* getBaseSource(const SAPFOR::Argument* arg, const std::vector<SAPFOR::BasicBlock*>& blocks)
+{
+    while (arg && arg->getType() == CFG_ARG_TYPE::REG)
+    {
+        auto defInstr = findDef(arg, blocks);
+        if (!defInstr)
+            break;
+        auto defOp = defInstr->getOperation();
+
+        if (defOp == CFG_OP::ASSIGN)
+            arg = defInstr->getArg1();
+        else
+            break;
+    }
+    return arg;
+}
+
+void findInductiveVars(const std::vector<SAPFOR::BasicBlock*>& Loopblocks, const std::vector<SAPFOR::BasicBlock*>& blocks)
+{
+    std::set<std::string> inductiveVars;
+
+    for (auto block : Loopblocks)
+    {
+        for (auto instrWrapper : block->getInstructions())
+        {
+            auto instr = instrWrapper->getInstruction();
+            if (!instr)
+                continue;
+
+            auto res = instr->getResult();
+            if (!res || res->getType() != SAPFOR::CFG_ARG_TYPE::VAR)
+                continue;
+
+            while (instr && instr->getOperation() == CFG_OP::ASSIGN)
+                instr = findDef(instr->getArg1(), blocks);
+
+            if (!instr || instr->getOperation() != CFG_OP::ADD && instr->getOperation() != CFG_OP::SUBT)
+                continue;
+
+            auto arg1 = getBaseSource(instr->getArg1(), blocks);
+            auto arg2 = getBaseSource(instr->getArg2(), blocks);
+
+            bool ok = false;
+            if (res->getValue() == arg1->getValue() && arg2->getType() == CFG_ARG_TYPE::CONST)
+                ok = true;
+            else if (res->getValue() == arg2->getValue() && arg1->getType() == CFG_ARG_TYPE::CONST)
+                ok = true;
+
+            if (ok)
+                inductiveVars.insert(res->getValue());
+        }
+    }
+
+    if (inductiveVars.empty())
+        std::cout << "No inductive variables found." << std::endl;
+    else
+        for (const auto& var : inductiveVars)
+            std::cout << "Inductive variable: " << var << std::endl;
+}
+
+Instruction* findInstructionAfterLoop(const std::vector<SAPFOR::BasicBlock*>& loopBody)
+{
+    std::set<SAPFOR::BasicBlock*> loopSet(loopBody.begin(), loopBody.end());
+
+    for (auto block : loopBody)
+    {
+        for (auto succ : block->getNext())
+        {
+            if (!loopSet.count(succ))
+            {
+                auto instructions = succ->getInstructions();
+                if (instructions.empty())
+                    std::cout << "Exit block has no instructions." << std::endl;
+
+                for (auto wrapper : instructions)
+                    if (auto instr = wrapper->getInstruction())
+                        return instr;
+            }
+        }
+    }
+
+    return nullptr;
+}
+
+void findImplicitLoops(const std::vector<SAPFOR::BasicBlock*>& irSSA, const std::vector<LoopGraph*> loopGraph)
+{
+    map<int, int> visited;
+    for (auto i : irSSA)
+        visited[i->getNumber()] = UNVISITED;
+
+    vector<pair<SAPFOR::BasicBlock*, SAPFOR::BasicBlock*>> startAndEnd;
+    dfs(irSSA[0], visited, startAndEnd, NULL);
+
+    vector<LoopGraph*> loops;
+
+    for (auto& [tail, header] : startAndEnd)
+    {
+        set<SAPFOR::BasicBlock*> loopExits;
+
+        for (auto succ : tail->getNext())
+            if (succ != header)
+                loopExits.insert(succ);
+
+        vector<SAPFOR::BasicBlock*> loopBody;
+        getLoopBody(header, loopExits, loopBody);
+
+        findInductiveVars(loopBody, irSSA);
+
+        Instruction* instructionAfterLoop = findInstructionAfterLoop(loopBody);
+
+        if (instructionAfterLoop == NULL)
+        {
+            cout << "Warning: instruction after loop not found!" << endl;
+            continue;
+        }
+
+        auto firstInstruction = header->getInstructions()[0]->getInstruction();
+        auto lastInstruction = tail->getInstructions().back()->getInstruction();
+        auto tmpLoop = new LoopGraph();
+        tmpLoop->lineNum = firstInstruction->getOperator()->lineNumber();
+        tmpLoop->lineNumAfterLoop = instructionAfterLoop->getOperator()->lineNumber();
+
+
+        if (firstInstruction->getOperator()->variant() == FOR_NODE) 
+        {
+            SgForStmt* stmt = isSgForStmt(firstInstruction->getOperator());
+
+            cout << "for loop" << endl;
+        }
+        else if (firstInstruction->getOperator()->variant() == WHILE_NODE) 
+        {
+            SgWhileStmt* stmt = isSgWhileStmt(firstInstruction->getOperator());
+
+            cout << (stmt->conditional() == NULL ? "infinit" : "") << "while loop" << endl;
+        }
+        else if (firstInstruction->getOperator()->variant() == DO_WHILE_NODE) 
+        {
+            SgWhileStmt* stmt = isSgDoWhileStmt(firstInstruction->getOperator());
+
+            cout << "do while loop" << endl;
+        }
+        else if (firstInstruction->getOperator()->variant() == LOOP_NODE) 
+        {
+            cout << "not known loop" << endl;
+        }
+        else
+        {
+            cout << "goto loop" << endl;
+        }
+
+        cout << "loop start line " << tmpLoop->lineNum << endl;
+        cout << "after loop line " << tmpLoop->lineNumAfterLoop << endl << endl;
+
+        loops.push_back(tmpLoop);
+    }
+}

src/LoopAnalyzer/implicit_loops_analyzer.h

@@ -0,0 +1,7 @@
+#pragma once
+
+#include <map>
+#include "../CFGraph/CFGraph.h"
+#include "../GraphCall/graph_calls.h"
+
+void findImplicitLoops(const std::vector<SAPFOR::BasicBlock*>& fullIR_SSA, const std::vector<LoopGraph*> loopGraph);

src/LoopAnalyzer/loop_analyzer.cpp

@@ -18,7 +18,7 @@
 #include <tuple>
 #include <stack>
 
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #if _WIN32 && NDEBUG && __BOOST
 #include <boost/thread.hpp>
@@ -30,25 +30,25 @@ extern int passDone;
 #include "../Distribution/Arrays.h"
 #include "../ParallelizationRegions/ParRegions.h"
 
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "../DirectiveProcessing/directive_parser.h"
 #include "../DirectiveProcessing/directive_creator.h"
 
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
 
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
 #include "../ParallelizationRegions/ParRegions_func.h"
 #include "../DynamicAnalysis/gCov_parser_func.h"
 
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 #include "../SageAnalysisTool/depInterfaceExt.h"
 
 #include "../VisualizerCalls/get_information.h"
 #include "../VisualizerCalls/SendMessage.h"
 
-#include "../Transformations/enddo_loop_converter.h"
+#include "../Transformations/LoopEndDoConverter/enddo_loop_converter.h"
 
 #include "../DirectiveProcessing/remote_access.h"
 #include "../DirectiveProcessing/directive_omp_parser.h"
@@ -1633,17 +1633,7 @@ void loopAnalyzer(SgFile *file, vector<ParallelRegion*> &regions, map<tuple<int,
         createNeededException();
 
         string fName = file->functions(i)->symbol()->identifier();
-#if _WIN32
+        sendMessage_2lvl(0, (file->functions(i)->variant() != MODULE_STMT), fName);
-        if (file->functions(i)->variant() != MODULE_STMT)
-            sendMessage_2lvl(wstring(L"обработка функции '") + wstring(fName.begin(), fName.end()) + L"'");
-        else
-            sendMessage_2lvl(wstring(L"обработка модуля '") + wstring(fName.begin(), fName.end()) + L"'");
-#else
-        if (file->functions(i)->variant() != MODULE_STMT)
-            sendMessage_2lvl(wstring(L"processing function '") + wstring(fName.begin(), fName.end()) + L"'");
-        else
-            sendMessage_2lvl(wstring(L"processing module '") + wstring(fName.begin(), fName.end()) + L"'");
-#endif
 
         set<SgSymbol*> delcsSymbViewed;
         set<SgStatement*> delcsStatViewed;
@@ -2188,11 +2178,8 @@ void loopAnalyzer(SgFile *file, vector<ParallelRegion*> &regions, map<tuple<int,
                 if (!skipDeps)
                 {
                     string fName = file->functions(i)->symbol()->identifier();
-#ifdef _WIN32
+                    sendMessage_2lvl(1, idx, (int)convertedLoopInfo.size());
-                    sendMessage_2lvl(wstring(L"обработка цикла ") + std::to_wstring(idx) + L"/" + std::to_wstring(convertedLoopInfo.size()));
+
-#else
-                    sendMessage_2lvl(wstring(L"processing loop ") + std::to_wstring(idx) + L"/" + std::to_wstring(convertedLoopInfo.size()));
-#endif
                     tryToFindDependencies(loop.first, allLoops, funcWasInit, file, regions, currMessages, collection, funcByName, defUseByPlace);
                 }
             }
@@ -2212,7 +2199,7 @@ void loopAnalyzer(SgFile *file, vector<ParallelRegion*> &regions, map<tuple<int,
                             LoopGraph *tmpLoop = new LoopGraph();
 
                             tmpLoop->region = reg;
-                            tmpLoop->isFor = true;
+                            tmpLoop->loopType = LoopType::FOR;
 
                             tmpLoops.push_back(tmpLoop);
 
@@ -2340,7 +2327,7 @@ void loopAnalyzer(SgFile *file, vector<ParallelRegion*> &regions, map<tuple<int,
                 if (parallizeFreeLoops)
                     selectFreeLoopsForParallelization(loopsForFunction, funcName, (regime == DATA_DISTR), regions, messagesForFile);
             }
-            sendMessage_2lvl(L"");
+            sendMessage_2lvl(2);
         }
         else if (regime == COMP_DISTR)
         {

src/LoopAnalyzer/loop_analyzer.h

@@ -5,12 +5,12 @@
 #include <tuple>
 #include <vector>
 #include <set>
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 #include "../ParallelizationRegions/ParRegions.h"
 #include "../SageAnalysisTool/depInterfaceExt.h"
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 
 #include "dvm.h"
 

src/ParallelizationRegions/ParRegions.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <stdio.h>
 #include <stdlib.h>
@@ -10,12 +10,12 @@
 
 #include "dvm.h"
 #include "ParRegions.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 #include "../Distribution/Distribution.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 
 using std::vector;
 using std::string;

src/ParallelizationRegions/ParRegions.h

@@ -9,12 +9,12 @@
 #include "../Distribution/DvmhDirective.h"
 #include "../Distribution/GraphCSR.h"
 #include "../Distribution/Distribution.h"
-#include "../Utils/AstWrapper.h"
+#include "AstWrapper.h"
 
-#include "../Utils/json.hpp"
+#include "json.hpp"
 
 #if __SPF
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #endif
 
 struct ParallelRegionLines

src/ParallelizationRegions/ParRegions_func.h

@@ -1,8 +1,8 @@
 #pragma once
 
 #include "ParRegions.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../GraphLoop/graph_loops.h"
+#include "graph_loops.h"
 
 void fillRegionLines(SgFile *file, std::vector<ParallelRegion*> &regions, std::vector<Messages>& messagesForFile, std::vector<LoopGraph*> *loops = NULL, std::vector<FuncInfo*> *funcs = NULL);
 void fillRegionLinesStep2(std::vector<ParallelRegion*> &regions, const std::map<std::string, std::vector<FuncInfo*>> &allFuncInfo, std::map<std::string, std::vector<LoopGraph*>> *loopGraph = NULL);

src/ParallelizationRegions/expand_extract_reg.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <map>
 #include <string>

src/ParallelizationRegions/expand_extract_reg.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "ParRegions.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 
 bool expandExtractReg(const std::string &fileName, const int startLine, const int endLine, const std::vector<ParallelRegion*> &regions, std::vector<Messages> &messagesForFile, const bool toDelete = false);

src/ParallelizationRegions/resolve_par_reg_conflicts.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <string>
 #include <vector>
@@ -11,14 +11,14 @@
 #include "ParRegions_func.h"
 #include "resolve_par_reg_conflicts.h"
 
-#include "../GraphCall/graph_calls_func.h"
+#include "graph_calls_func.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "../DirectiveProcessing/directive_creator.h"
 #include "../DirectiveProcessing/insert_directive.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
-#include "../Transformations/function_purifying.h"
+#include "../Transformations/FunctionPurifying/function_purifying.h"
 
 using std::map;
 using std::pair;

src/ParallelizationRegions/resolve_par_reg_conflicts.h

@@ -1,9 +1,9 @@
 #pragma once
 
 #include "ParRegions.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 
 void fillRegionIntervals(std::vector<ParallelRegion*> &regions);
 void fillRegionArrays(std::vector<ParallelRegion*> &regions, const std::map<std::string, std::vector<FuncInfo*>> &allFuncInfo, const std::map<std::string, CommonBlock*> &commonBlocks);

src/Predictor/PredictScheme.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -16,11 +16,11 @@
 #include "../DynamicAnalysis/gcov_info.h"
 #include "../DynamicAnalysis/gCov_parser_func.h"
 #include "PredictScheme.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../DirectiveProcessing/directive_parser.h"
 #include "../Distribution/DvmhDirective.h"
-#include "../GraphLoop/graph_loops_func.h"
+#include "graph_loops_func.h"
-#include "../ExpressionTransform/expr_transform.h"
+#include "expr_transform.h"
 #include "../LoopAnalyzer/loop_analyzer.h"
 #include "../CFGraph/CFGraph.h"
 

src/Predictor/PredictScheme.h

@@ -1,8 +1,8 @@
 #pragma once
 #include <vector>
 #include "dvm.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../Utils/json.hpp"
+#include "json.hpp"
 
 class ParallelStats
 {

src/PrivateAnalyzer/private_analyzer.cpp

@@ -1,5 +1,5 @@
 #define _LEAK_
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstring>
@@ -9,7 +9,7 @@
 #include <vector>
 #include <fstream>
 
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 #include "private_analyzer.h"
 #include "dvm.h"
 #include "../CFGraph/CFGraph.h"

src/PrivateAnalyzer/private_analyzer.h

@@ -3,7 +3,7 @@
 #include <vector>
 
 #include "dvm.h"
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
 
 extern void Private_Vars_Analyzer(SgStatement* start);
 void PrivateAnalyzer(SgFile *file, std::vector<FuncInfo*> &funcs);

src/PrivateAnalyzer/private_arrays_search.cpp

@@ -0,0 +1,141 @@
+#include <map>
+#include <unordered_set>
+#include <unordered_map>
+#include <vector>
+#include <queue>
+#include <numeric>
+#include <iostream>
+
+#include "private_arrays_search.h"
+#include "range_structures.h"
+#include "region.h"
+#include "SgUtils.h"
+#include "graph_loops.h"
+#include "../CFGraph/CFGraph.h"
+
+using namespace std;
+
+void Collapse(Region* region)
+{
+    if (region->getBasickBlocks().empty())
+        return;
+
+    for (auto& [arrayName, arrayRanges] : region->getHeader()->array_out)
+    {
+        for (Region* byBlock : region->getBasickBlocks())
+        {
+            AccessingSet intersection = byBlock->array_def[arrayName].Intersect(arrayRanges);
+            region->array_def[arrayName] = region->array_def[arrayName].Union(intersection);
+        }
+    }
+
+    for (auto& byBlock : region->getBasickBlocks()) 
+    {
+        for (auto& [arrayName, arrayRanges] : byBlock->array_use)
+        {
+            AccessingSet diff = byBlock->array_use[arrayName].Diff(byBlock->array_in[arrayName]);
+            region->array_use[arrayName] = region->array_use[arrayName].Union(diff);
+        }
+    }
+    ArrayAccessingIndexes useUnion;
+    for (auto& byBlock : region->getBasickBlocks())
+        for (auto& [arrayName, arrayRanges] : byBlock->array_use)
+            useUnion[arrayName] = useUnion[arrayName].Union(byBlock->array_use[arrayName]);
+
+    for (auto& [arrayName, arrayRanges] : useUnion)
+        region->array_priv[arrayName] = useUnion[arrayName].Diff(region->array_use[arrayName]);
+    
+    for (Region* prevBlock : region->getHeader()->getPrevRegions()) 
+        prevBlock->replaceInNextRegions(region, region->getHeader());
+    
+    for (Region* nextBlock : region->getHeader()->getNextRegions())
+        nextBlock->replaceInPrevRegions(region, region->getHeader());
+}
+
+static void SolveDataFlowIteratively(Region* DFG) 
+{
+    unordered_set<Region*> worklist(DFG->getBasickBlocks());
+    do
+    {
+        Region* b = *worklist.begin();
+        ArrayAccessingIndexes newIn;
+        bool flagFirst = true;
+        for (Region* prevBlock : b->getPrevRegions())
+        {
+            if (flagFirst)
+            {
+                newIn = prevBlock->array_out;
+                flagFirst = false;
+            }
+            else
+            {
+                if (prevBlock->array_out.empty())
+                {
+                    newIn.clear();
+                    continue;
+                }
+                for (const auto& [arrayName, accessSet] : prevBlock->array_out)
+                {
+                    if (newIn.find(arrayName) != newIn.end())
+                        newIn[arrayName] = newIn[arrayName].Intersect(accessSet);                    
+                    else
+                        newIn[arrayName] = AccessingSet();
+                }
+            }
+        }
+
+        b->array_in = move(newIn);
+        ArrayAccessingIndexes newOut;
+        if (b->array_def.empty())        
+            newOut = b->array_in;
+        else if (b->array_in.empty())
+            newOut = b->array_def;
+        else
+        {
+            for (auto& [arrayName, accessSet] : b->array_def)
+            {
+                if (newOut.find(arrayName) != newOut.end())
+                    newOut[arrayName] = b->array_def[arrayName].Union(b->array_in[arrayName]);
+                else
+                    newOut[arrayName] = accessSet;
+            }
+        }
+
+        /* can not differ */
+        if (newOut != b->array_out) 
+            b->array_out = newOut;
+        else
+            worklist.erase(b);
+    } 
+    while (!worklist.empty());
+}
+
+static void SolveDataFlow(Region* DFG)
+{
+    if (!DFG)
+        return;
+
+    SolveDataFlowIteratively(DFG);
+    for (Region* subRegion : DFG->getSubRegions())
+        SolveDataFlow(subRegion);
+    Collapse(DFG);
+}
+
+map<LoopGraph*, ArrayAccessingIndexes>  findPrivateArrays(map<string, vector<LoopGraph*>> &loopGraph, map<FuncInfo*, vector<SAPFOR::BasicBlock*>>& FullIR)
+{  
+    map<LoopGraph*, ArrayAccessingIndexes> result;
+    for (const auto& [loopName, loops] : loopGraph)
+    {
+        for (const auto& loop : loops)
+        {
+            for (const auto& [funcInfo, blocks]: FullIR)
+            {   
+                Region* loopRegion = new Region(loop, blocks);
+                SolveDataFlow(loopRegion);
+                result[loop] = loopRegion->array_priv;
+                delete(loopRegion);
+            }
+        }
+    }
+    return result;
+}

src/PrivateAnalyzer/private_arrays_search.h

@@ -0,0 +1,14 @@
+#pragma once
+
+#include <vector>
+#include <map>
+#include <unordered_set>
+
+#include "range_structures.h"
+#include "region.h"
+#include "graph_loops.h"
+#include "../CFGraph/CFGraph.h"
+
+void Collapse(Region* region);
+std::map<LoopGraph*, ArrayAccessingIndexes> findPrivateArrays(std::map<std::string, std::vector<LoopGraph*>>& loopGraph, std::map<FuncInfo*, std::vector<SAPFOR::BasicBlock*>>& FullIR);
+std::pair<SAPFOR::BasicBlock*, std::unordered_set<SAPFOR::BasicBlock*>> GetBasicBlocksForLoop(const LoopGraph* loop, const std::vector<SAPFOR::BasicBlock*> blocks);

src/PrivateAnalyzer/range_structures.cpp

@@ -0,0 +1,293 @@
+#include <vector>
+#include <map>
+#include <unordered_set>
+#include <string>
+
+#include "utils.h"
+#include "range_structures.h"
+
+using namespace std;
+
+static vector<uint64_t> FindParticularSolution(const ArrayDimension& dim1, const ArrayDimension& dim2)
+{
+    for (uint64_t i = 0; i < dim1.tripCount; i++)
+    {
+        uint64_t leftPart = dim1.start + i * dim1.step;
+        for (uint64_t j = 0; j < dim2.tripCount; j++)
+        {
+            uint64_t rightPart = dim2.start + j * dim2.step;
+            if (leftPart == rightPart)
+                return { i, j };
+        }
+    }
+    return {};
+}
+
+/* dim1 /\ dim2 */
+static ArrayDimension* DimensionIntersection(const ArrayDimension& dim1, const ArrayDimension& dim2)
+{
+    vector<uint64_t> partSolution = FindParticularSolution(dim1, dim2);
+    if (partSolution.empty())
+        return NULL;
+    
+    int64_t x0 = partSolution[0], y0 = partSolution[1];
+    /* x = x_0 + c * t */
+    /* y = y_0 + d * t */
+    int64_t c = dim2.step / gcd(dim1.step, dim2.step);
+    int64_t d = dim1.step / gcd(dim1.step, dim2.step);
+    int64_t tXMin, tXMax, tYMin, tYMax;
+    tXMin = -x0 / c;
+    tXMax = (dim1.tripCount - 1 - x0) / c;
+    tYMin = -y0 / d;
+    tYMax = (dim2.tripCount - 1 - y0) / d;
+    int64_t tMin = max(tXMin, tYMin);
+    uint64_t tMax = min(tXMax, tYMax);
+    if (tMin > tMax)
+        return NULL;
+    
+    uint64_t start3 = dim1.start + x0 * dim1.step;
+    uint64_t step3 = c * dim1.step;
+    ArrayDimension* result = new(ArrayDimension){ start3, step3, tMax + 1 };
+    return result;
+}
+
+/* dim1 / dim2 */
+static vector<ArrayDimension> DimensionDifference(const ArrayDimension& dim1, const ArrayDimension& dim2)
+{
+    ArrayDimension* intersection = DimensionIntersection(dim1, dim2);
+    if (!intersection)
+        return { dim1 };
+    
+    vector<ArrayDimension> result;
+    /* add the part before intersection */
+    if (dim1.start < intersection->start)    
+        result.push_back({ dim1.start, dim1.step, (intersection->start - dim1.start) / dim1.step });
+    
+    /* add the parts between intersection steps */
+    uint64_t start = (intersection->start - dim1.start) / dim1.step;
+    uint64_t interValue = intersection->start;
+    for (int64_t i = start; dim1.start + i * dim1.step <= intersection->start + intersection->step * (intersection->tripCount - 1); i++)
+    {
+        uint64_t centerValue = dim1.start + i * dim1.step;
+        if (centerValue == interValue)
+        {
+            if (i - start > 1)
+            {
+                result.push_back({ dim1.start + (start + 1) * dim1.step, dim1.step, i - start - 1 });
+                start = i;
+            }
+            interValue += intersection->step;
+        }
+    }
+    /* add the part after intersection */
+    if (intersection->start + intersection->step * (intersection->tripCount - 1) < dim1.start + dim1.step * (dim1.tripCount - 1))
+    {
+        /* first value after intersection */
+        uint64_t right_start = intersection->start + intersection->step * (intersection->tripCount - 1) + dim1.step;
+        uint64_t tripCount = (dim1.start + dim1.step * dim1.tripCount - right_start) / dim1.step;
+        result.push_back({ right_start, dim1.step, tripCount });
+    }
+    delete(intersection);
+    return result;
+}
+
+
+static vector<ArrayDimension> DimensionUnion(const ArrayDimension& dim1, const ArrayDimension& dim2)
+{
+    vector<ArrayDimension> res;
+    ArrayDimension* inter = DimensionIntersection(dim1, dim2);
+    if (!inter)
+        return { dim1, dim2 };
+
+    res.push_back(*inter);
+    delete(inter);
+
+    vector<ArrayDimension> diff1, diff2;
+    diff1 = DimensionDifference(dim1, dim2);
+    diff2 = DimensionDifference(dim2, dim1);
+    res.insert(res.end(), diff1.begin(), diff1.end());
+    res.insert(res.end(), diff2.begin(), diff2.end());
+    return res;
+}
+
+static vector<ArrayDimension> ElementsIntersection(const vector<ArrayDimension>& firstElement, const vector<ArrayDimension>& secondElement)
+{
+    if (firstElement.empty() || secondElement.empty())
+        return {};
+    
+    size_t dimAmount = firstElement.size();
+    /* check if there is no intersecction */
+    for (size_t i = 0; i < dimAmount; i++)
+        if (FindParticularSolution(firstElement[i], secondElement[i]).empty())
+            return {};
+
+    vector<ArrayDimension> result(dimAmount);
+    for (size_t i = 0; i < dimAmount; i++)
+    {
+        ArrayDimension* resPtr = DimensionIntersection(firstElement[i], secondElement[i]);
+        if (resPtr)
+            result[i] = *resPtr;
+        else
+            return {};
+
+    }
+    return result;
+}
+
+static vector<vector<ArrayDimension>> ElementsDifference(const vector<ArrayDimension>& firstElement,
+    const vector<ArrayDimension>& secondElement)
+{
+    if (firstElement.empty() || secondElement.empty())
+        return {};
+    
+    vector<ArrayDimension> intersection = ElementsIntersection(firstElement, secondElement);
+    vector<vector<ArrayDimension>> result;
+    if (intersection.empty())
+        return { firstElement };
+    
+    for (int i = 0; i < firstElement.size(); i++)
+    {
+        auto dimDiff = DimensionDifference(firstElement[i], secondElement[i]);
+        if (!dimDiff.empty())
+        {
+            vector<ArrayDimension> firstCopy = firstElement;
+            for (const auto& range : dimDiff)
+            {
+                firstCopy[i] = range;
+                result.push_back(firstCopy);
+            }
+        }
+    }
+    return result;
+}
+
+static void ElementsUnion(const vector<ArrayDimension>& firstElement, const vector<ArrayDimension>& secondElement,
+    vector<vector<ArrayDimension>>& lc, vector<vector<ArrayDimension>>& rc,
+    vector<ArrayDimension>& intersection)
+{
+    /* lc(rc) is a set of ranges, which only exist in first(second) element*/
+    intersection = ElementsIntersection(firstElement, secondElement);
+    lc = ElementsDifference(firstElement, intersection);
+    rc = ElementsDifference(secondElement, intersection);
+}
+
+void AccessingSet::FindUncovered(const vector<ArrayDimension>& element, vector<vector<ArrayDimension>>& result) const {
+    vector<vector<ArrayDimension>> newTails;
+    result.push_back(element);
+    for (const auto& currentElement : allElements)
+    {
+        for (const auto& tailLoc : result)
+        {
+            auto intersection = ElementsIntersection(tailLoc, currentElement);
+            auto diff = ElementsDifference(tailLoc, intersection);
+            if (!diff.empty()) {
+                newTails.insert(newTails.end(), diff.begin(), diff.end());
+            }
+        }
+        result = newTails;
+        newTails.clear();
+    }
+}
+
+bool AccessingSet::ContainsElement(const vector<ArrayDimension>& element) const
+{
+    vector<vector<ArrayDimension>> tails;
+    FindUncovered(element, tails);
+    return !tails.empty();
+}
+
+void AccessingSet::FindCoveredBy(const vector<ArrayDimension>& element, vector<vector<ArrayDimension>>& result) const
+{
+    for (const auto& currentElement : allElements)
+    {
+        auto intersection = ElementsIntersection(element, currentElement);
+        if (!intersection.empty())
+            result.push_back(intersection);
+    }
+}
+
+vector<vector<ArrayDimension>> AccessingSet::GetElements() const { return allElements; }
+
+void AccessingSet::Insert(const vector<ArrayDimension>& element)
+{
+    vector<vector<ArrayDimension>> tails;
+    FindUncovered(element, tails);
+    allElements.insert(allElements.end(), tails.begin(), tails.end());
+}
+
+AccessingSet AccessingSet::Union(const AccessingSet& source) {
+    AccessingSet result;
+    for (auto& element : source.GetElements())
+        result.Insert(element);
+
+    for (auto& element : allElements)
+        result.Insert(element);
+    return result;
+}
+
+AccessingSet AccessingSet::Intersect(const AccessingSet& secondSet) const
+{
+    vector<vector<ArrayDimension>> result;
+    if (secondSet.GetElements().empty() || this->allElements.empty())
+        return AccessingSet(result);
+
+    for (const auto& element : allElements)
+    {
+        if (secondSet.ContainsElement(element))
+            result.push_back(element);
+        else
+        {
+            vector<vector<ArrayDimension>> coveredBy;
+            secondSet.FindCoveredBy(element, coveredBy);
+            if (!coveredBy.empty())
+                result.insert(result.end(), coveredBy.begin(), coveredBy.end());
+        }
+    }
+
+    return AccessingSet(result);
+}
+
+AccessingSet AccessingSet::Diff(const AccessingSet& secondSet) const
+{
+    if (secondSet.GetElements().empty() || allElements.empty())
+        return *this;
+
+    AccessingSet intersection = this->Intersect(secondSet);
+    AccessingSet uncovered = *this;
+    vector<vector<ArrayDimension>> result;
+    for (const auto& element : intersection.GetElements())
+    {
+        vector<vector<ArrayDimension>> current_uncovered;
+        uncovered.FindUncovered(element, current_uncovered);
+        uncovered = AccessingSet(current_uncovered);
+    }
+    return uncovered;
+}
+
+bool operator!=(const ArrayDimension& lhs, const ArrayDimension& rhs)
+{
+    return !(lhs.start == rhs.start && lhs.step == rhs.step && lhs.tripCount == rhs.tripCount);
+}
+
+
+bool operator!=(const AccessingSet& lhs, const AccessingSet& rhs)
+{
+    for (size_t i = 0; i < lhs.allElements.size(); i++)
+        for (size_t j = 0; j < lhs.allElements[i].size(); j++)
+            if (lhs.allElements[i][j] != rhs.allElements[i][j])
+                return true;
+
+    return false;
+}
+
+bool operator!=(const ArrayAccessingIndexes& lhs, const ArrayAccessingIndexes& rhs)
+{
+    if (lhs.size() != rhs.size())
+        return true;
+
+    for (auto& [key, value] : lhs)
+        if (rhs.find(key) == rhs.end())
+            return true;
+
+    return false;
+}

src/PrivateAnalyzer/range_structures.h

@@ -0,0 +1,37 @@
+#pragma once
+
+#include <vector>
+#include <map>
+#include <unordered_set>
+#include <string>
+#include <cstdint>
+
+struct ArrayDimension
+{
+    uint64_t start, step, tripCount;
+};
+
+class AccessingSet {
+private:
+    std::vector<std::vector<ArrayDimension>> allElements;
+
+public:
+    AccessingSet(std::vector<std::vector<ArrayDimension>> input) : allElements(input) {};
+    AccessingSet() {};
+    AccessingSet(const AccessingSet& a) { allElements = a.GetElements(); };
+    std::vector<std::vector<ArrayDimension>> GetElements() const;
+    void Insert(const std::vector<ArrayDimension>& element);
+    AccessingSet Union(const AccessingSet& source);
+    AccessingSet Intersect(const AccessingSet& secondSet) const;
+    AccessingSet Diff(const AccessingSet& secondSet) const;
+    bool ContainsElement(const std::vector<ArrayDimension>& element) const;
+    void FindCoveredBy(const std::vector<ArrayDimension>& element, std::vector<std::vector<ArrayDimension>>& result) const;
+    void FindUncovered(const std::vector<ArrayDimension>& element, std::vector<std::vector<ArrayDimension>>& result) const;
+    friend bool operator!=(const AccessingSet& lhs, const AccessingSet& rhs);
+};
+
+using ArrayAccessingIndexes = std::map<std::string, AccessingSet>;
+
+bool operator!=(const ArrayDimension& lhs, const ArrayDimension& rhs);
+bool operator!=(const AccessingSet& lhs, const AccessingSet& rhs);
+bool operator!=(const ArrayAccessingIndexes& lhs, const ArrayAccessingIndexes& rhs);

src/PrivateAnalyzer/region.cpp

@@ -0,0 +1,251 @@
+#include<vector>
+#include<map>
+#include<unordered_set>
+#include<unordered_map>
+#include<string>
+#include <numeric>
+
+#include "range_structures.h"
+#include "region.h"
+
+#include "SgUtils.h"
+
+using namespace std;
+
+static bool isParentStmt(SgStatement* stmt, SgStatement* parent)
+{
+    for (; stmt; stmt = stmt->controlParent())
+        if (stmt == parent)
+            return true;
+
+    return false;
+}
+
+/*returns head block and loop*/
+pair<SAPFOR::BasicBlock*, unordered_set<SAPFOR::BasicBlock*>> GetBasicBlocksForLoop(const LoopGraph* loop, const vector<SAPFOR::BasicBlock*> blocks)
+{
+    unordered_set<SAPFOR::BasicBlock*> block_loop;
+    SAPFOR::BasicBlock* head_block = nullptr;
+    auto loop_operator = loop->loop->GetOriginal();
+    for (const auto& block : blocks)
+    {
+        if (!block || (block->getInstructions().size() == 0))
+            continue;
+
+        SgStatement* first = block->getInstructions().front()->getInstruction()->getOperator();
+        SgStatement* last = block->getInstructions().back()->getInstruction()->getOperator();
+        if (isParentStmt(first, loop_operator) && isParentStmt(last, loop_operator))
+        {
+            block_loop.insert(block);
+
+            if ((!head_block) && (first == loop_operator) && (last == loop_operator) &&
+                (block->getInstructions().size() == 2) &&
+                (block->getInstructions().back()->getInstruction()->getOperation() == SAPFOR::CFG_OP::JUMP_IF))
+            {
+                head_block = block;
+            }
+
+        }
+    }
+    return { head_block, block_loop };
+}
+
+static void BuildLoopIndex(map<string, LoopGraph*>& loopForIndex, LoopGraph* loop) {
+    string index = loop->loopSymbol();
+    loopForIndex[index] = loop;
+
+    for (const auto& childLoop : loop->children)
+        BuildLoopIndex(loopForIndex, childLoop);
+}
+
+static string FindIndexName(int pos, SAPFOR::BasicBlock* block, map<string, LoopGraph*>& loopForIndex) {
+    unordered_set<SAPFOR::Argument*> args = { block->getInstructions()[pos]->getInstruction()->getArg1() };
+
+    for (int i = pos - 1; i >= 0; i--) 
+    {
+        SAPFOR::Argument* res = block->getInstructions()[i]->getInstruction()->getResult();
+        if (res && args.find(res) != args.end()) 
+        {
+            SAPFOR::Argument* arg1 = block->getInstructions()[i]->getInstruction()->getArg1();
+            SAPFOR::Argument* arg2 = block->getInstructions()[i]->getInstruction()->getArg2();
+            if (arg1) 
+            {
+                string name = arg1->getValue();
+                int idx = name.find('%');
+                if (idx != -1 && loopForIndex.find(name.substr(idx + 1)) != loopForIndex.end())
+                    return name.substr(idx + 1);
+                else
+                    args.insert(arg1);
+            }
+
+            if (arg2)
+            {
+                string name = arg2->getValue();
+                int idx = name.find('%');
+                if (idx != -1 && loopForIndex.find(name.substr(idx + 1)) != loopForIndex.end())
+                    return name.substr(idx + 1);
+                else
+                    args.insert(arg2);
+            }
+        }
+    }
+    return "";
+}
+
+static int GetDefUseArray(SAPFOR::BasicBlock* block, LoopGraph* loop, ArrayAccessingIndexes& def, ArrayAccessingIndexes& use) {
+    auto instructions = block->getInstructions();
+    map<string, LoopGraph*> loopForIndex;
+    BuildLoopIndex(loopForIndex, loop);
+    for (int i = 0; i < instructions.size(); i++)
+    {
+        auto instruction = instructions[i];
+        if (!instruction->getInstruction()->getArg1())
+            continue;
+
+        auto operation = instruction->getInstruction()->getOperation();
+        auto type = instruction->getInstruction()->getArg1()->getType();
+        if ((operation == SAPFOR::CFG_OP::STORE || operation == SAPFOR::CFG_OP::LOAD) && type == SAPFOR::CFG_ARG_TYPE::ARRAY)
+        {
+            vector<SAPFOR::Argument*> index_vars;
+            vector<int> refPos;
+            string array_name;
+            if (operation == SAPFOR::CFG_OP::STORE)
+                array_name = instruction->getInstruction()->getArg1()->getValue();            
+            else
+                array_name = instruction->getInstruction()->getArg2()->getValue();
+
+            int j = i - 1;
+            while (j >= 0 && instructions[j]->getInstruction()->getOperation() == SAPFOR::CFG_OP::REF)
+            {
+                index_vars.push_back(instructions[j]->getInstruction()->getArg1());
+                refPos.push_back(j);
+                j--;
+            }
+
+            /*to choose correct dimension*/
+            int n = index_vars.size();
+            vector<ArrayDimension> accessPoint(n);
+
+            auto* ref = isSgArrayRefExp(instruction->getInstruction()->getExpression());
+            vector<pair<int, int>> coefsForDims;
+            for (int i = 0; ref && i < ref->numberOfSubscripts(); ++i)
+            {
+                const vector<int*>& coefs = getAttributes<SgExpression*, int*>(ref->subscript(i), set<int>{ INT_VAL });
+                if (coefs.size() == 1)
+                {
+                    const pair<int, int> coef(coefs[0][0], coefs[0][1]);
+                    coefsForDims.push_back(coef);
+                }
+
+            }
+
+            if(coefsForDims.empty())
+                printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
+
+            while (!index_vars.empty())
+            {
+                auto var = index_vars.back();
+                int currentVarPos = refPos.back();
+                pair<int, int> currentCoefs = coefsForDims.back();
+                ArrayDimension current_dim;
+                if (var->getType() == SAPFOR::CFG_ARG_TYPE::CONST)
+                    current_dim = { stoul(var->getValue()), 1, 1 };
+                else
+                {
+                    string name, full_name = var->getValue();
+                    int pos = full_name.find('%');
+                    LoopGraph* currentLoop;
+                    if (pos != -1) 
+                    {
+                        name = full_name.substr(pos + 1);
+                        if (loopForIndex.find(name) != loopForIndex.end())
+                            currentLoop = loopForIndex[name];                        
+                        else
+                            return -1;
+                    }
+                    else 
+                    {
+                        name = FindIndexName(currentVarPos, block, loopForIndex);
+                        if (name == "")
+                            return -1;
+
+                        if (loopForIndex.find(name) != loopForIndex.end())
+                            currentLoop = loopForIndex[name];                        
+                        else
+                            return -1;
+                    }
+
+                    uint64_t start = currentLoop->startVal * currentCoefs.first + currentCoefs.second;
+                    uint64_t step = currentCoefs.first;
+                    current_dim = { start, step, (uint64_t)currentLoop->calculatedCountOfIters };
+                }
+
+                accessPoint[n - index_vars.size()] = current_dim;
+                index_vars.pop_back();
+                refPos.pop_back();
+                coefsForDims.pop_back();
+            }
+
+            if (operation == SAPFOR::CFG_OP::STORE)            
+                def[array_name].Insert(accessPoint);
+            else
+                use[array_name].Insert(accessPoint);
+        }
+    }
+    return 0;
+
+}
+
+static void SetConnections(unordered_map<SAPFOR::BasicBlock*, Region*>& bbToRegion, const unordered_set<SAPFOR::BasicBlock*>& blockSet)
+{
+    for (SAPFOR::BasicBlock* block : blockSet)
+    {
+        for (SAPFOR::BasicBlock* nextBlock : block->getNext())
+            if (bbToRegion.find(nextBlock) != bbToRegion.end())
+                bbToRegion[block]->addNextRegion(bbToRegion[nextBlock]);
+         
+        for (SAPFOR::BasicBlock* prevBlock : block->getPrev())
+            if (bbToRegion.find(prevBlock) != bbToRegion.end())
+                bbToRegion[block]->addPrevRegion(bbToRegion[prevBlock]);
+    }
+}
+
+static Region* CreateSubRegion(LoopGraph* loop, const vector<SAPFOR::BasicBlock*>& Blocks, const unordered_map<SAPFOR::BasicBlock*, Region*>& bbToRegion)
+{
+    Region* region = new Region;
+    auto [header, blockSet] = GetBasicBlocksForLoop(loop, Blocks);
+    if (bbToRegion.find(header) != bbToRegion.end())
+        region->setHeader(bbToRegion.at(header));    
+    else
+    {
+        printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
+        return NULL;
+    }
+    
+    for (SAPFOR::BasicBlock* block : blockSet)
+        if (bbToRegion.find(block) != bbToRegion.end())
+            region->addBasickBlocks(bbToRegion.at(block));
+
+    for (LoopGraph* childLoop : loop->children)
+        region->addSubRegions(CreateSubRegion(childLoop, Blocks, bbToRegion));
+
+    return region;
+}
+
+Region::Region(LoopGraph* loop, const vector<SAPFOR::BasicBlock*>& Blocks)
+{
+    auto [header, blockSet] = GetBasicBlocksForLoop(loop, Blocks);
+    unordered_map<SAPFOR::BasicBlock*, Region*> bbToRegion;
+    for (auto poiner : blockSet)
+    {
+        bbToRegion[poiner] = new Region(*poiner);
+        this->basickBlocks.insert(bbToRegion[poiner]);
+        GetDefUseArray(poiner, loop, bbToRegion[poiner]->array_def, bbToRegion[poiner]->array_use);
+
+    }
+    this->header = bbToRegion[header];
+    SetConnections(bbToRegion, blockSet);
+    //create subRegions
+    for (LoopGraph* childLoop : loop->children)
+        subRegions.insert(CreateSubRegion(childLoop, Blocks, bbToRegion));
+}

src/PrivateAnalyzer/region.h

@@ -0,0 +1,60 @@
+#pragma once
+
+#include <vector>
+#include <map>
+#include <unordered_set>
+#include <string>
+
+#include "graph_loops.h"
+#include "../CFGraph/CFGraph.h"
+
+class Region : public SAPFOR::BasicBlock {
+public:
+    Region() { header = nullptr; }
+
+    Region(SAPFOR::BasicBlock block) : SAPFOR::BasicBlock::BasicBlock(block) { header = nullptr; }
+
+    Region(LoopGraph* loop, const std::vector<SAPFOR::BasicBlock*>& Blocks);
+
+    Region* getHeader() { return header; }
+
+    void setHeader(Region* region) { header = region; }
+
+    std::unordered_set<Region*>& getBasickBlocks() { return basickBlocks; }
+
+    void addBasickBlocks(Region* region) { basickBlocks.insert(region); }
+
+    const std::unordered_set<Region*>& getPrevRegions() { return prevRegions; }
+
+    std::unordered_set<Region*> getNextRegions() { return nextRegions; }
+
+    void addPrevRegion(Region* region) { prevRegions.insert(region); }
+
+    void addNextRegion(Region* region) { nextRegions.insert(region); }
+
+    void replaceInPrevRegions(Region* source, Region* destination)
+    {
+        prevRegions.erase(destination);
+        prevRegions.insert(source);
+    }
+
+    void replaceInNextRegions(Region* source, Region* destination)
+    {
+        nextRegions.erase(destination);
+        nextRegions.insert(source);
+    }
+
+    std::unordered_set<Region*> getSubRegions() { return subRegions; }
+
+    void addSubRegions(Region* region) { subRegions.insert(region); }
+
+    ArrayAccessingIndexes array_def, array_use, array_out, array_in, array_priv;
+
+private:
+    std::unordered_set<Region*> subRegions, basickBlocks;
+    /*next Region which is BB for current BB Region*/
+    std::unordered_set<Region*> nextRegions;
+    /*prev Regions which is BBs for current BB Region*/
+    std::unordered_set<Region*> prevRegions;
+    Region* header;
+};

src/ProjectManipulation/ConvertFiles.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -6,9 +6,9 @@
 #include <string>
 #include <vector>
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 
 #include "../VerificationCode/verifications.h"
 

src/ProjectManipulation/FileInfo.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -7,8 +7,8 @@
 #include <vector>
 
 #include "FileInfo.h"
-#include "../Utils/utils.h"
+#include "utils.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 
 using namespace std;
 

src/ProjectManipulation/ParseFiles.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -22,8 +22,8 @@
 #include <thread>
 #include <stack>
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 #include "../VisualizerCalls/get_information.h"
 #include "../VisualizerCalls/SendMessage.h"
 
@@ -34,6 +34,7 @@
 using namespace std;
 
 extern "C" int parse_file(int argc, char* argv[], char* proj_name);
+extern const char* VISUALIZER_DATA_PATH;
 
 static void findModuleDeclInProject(const string& name, const vector<string>& files, map<string, string>& modDecls)
 {
@@ -293,11 +294,8 @@ static vector<string> parseList(vector<FileInfo>& listOfProject,
             }
         }
 
-#ifdef _WIN32
+        sendMessage_2lvl(3, file);
-        sendMessage_2lvl(L" <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> '" + to_wstring(file) + L"'");
+
-#else 
-        sendMessage_2lvl(L" processing file '" + to_wstring(file) + L"'");
-#endif        
         StdCapture::Init();
         string errorMessage = "";
         try
@@ -443,20 +441,12 @@ static int dumpErrors(const vector<FileInfo>& listOfProject, const vector<string
         if (errors[z] == "")
         {
             FILE* ferr = fopen(file.errPath.c_str(), "w");
-            if (!ferr)
+            if (ferr)
-                printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
                 fclose(ferr);
             ++z;
             continue;
         }
 
-        FILE* ferr = fopen(file.errPath.c_str(), "w");
-        FILE* fout = fopen(file.outPath.c_str(), "w");
-        if (!ferr)
-            printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
-        if (!fout)
-            printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
-
         string errS = "", outS = "";
         vector<string> splited;
         splitString(errors[z], '\n', splited);
@@ -475,13 +465,22 @@ static int dumpErrors(const vector<FileInfo>& listOfProject, const vector<string
             }
         }
 
-        fprintf(fout, "%s", outS.c_str());
+
+        FILE* ferr = fopen(file.errPath.c_str(), "w");
+        FILE* fout = fopen(file.outPath.c_str(), "w");
+        if (ferr)
+        {
             fprintf(ferr, "%s", errS.c_str());
+            fclose(ferr);
+        }
+
+        if (fout)
+        {
+            fprintf(fout, "%s", outS.c_str());
+            fclose(fout);
+        }
 
         fflush(NULL);
-
-        fclose(fout);
-        fclose(ferr);
         ++z;
     }
 
@@ -576,11 +575,8 @@ static void parseFiles(int& iters, vector<string>& errors, vector<FileInfo>& lis
 
     do
     {
-#ifdef _WIN32
+        sendMessage_1lvl(0, iters + 1);
-        sendMessage_1lvl(L"<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> " + std::to_wstring((iters + 1)) + L" <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
+
-#else
-        sendMessage_1lvl(L"running " + std::to_wstring((iters + 1)) + L" iteration of syntax analisys");
-#endif
         errors = parseList(listOfProject, iters != 0, parseForInlining, mapModuleDeps, moduleDelc, modDirectOrder, isFromConsole);
         changed = createMapOfUse(errors, listOfProject, mapModuleDeps);
         if (iters != 0)
@@ -713,7 +709,7 @@ int parseFiles(const char* proj, vector<string>& filesCompilationOrder, int pars
 
     if (pathSplit.size() < 2)
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
-    if (pathSplit[pathSplit.size() - 2] != "visualiser_data")
+    if (pathSplit[pathSplit.size() - 2] != VISUALIZER_DATA_PATH)
         printInternalError(convertFileName(__FILE__).c_str(), __LINE__);
     string fullPath = "";
     for (int z = 0; z < pathSplit.size() - 2; ++z)
@@ -745,9 +741,9 @@ int parseFiles(const char* proj, vector<string>& filesCompilationOrder, int pars
         else
             fileNameFixed = (toAdd.substr(0, 2) == "./") ? toAdd.substr(2) : toAdd;
 
-        const string optPath = fullPath + "visualiser_data/options/" + fileNameFixed + ".opt";
+        const string optPath = fullPath + VISUALIZER_DATA_PATH  + "/options/" + fileNameFixed + ".opt";
-        const string errPath = fullPath + "visualiser_data/options/" + fileNameFixed + ".err";
+        const string errPath = fullPath + VISUALIZER_DATA_PATH  + "/options/" + fileNameFixed + ".err";
-        const string outPath = fullPath + "visualiser_data/options/" + fileNameFixed + ".out";
+        const string outPath = fullPath + VISUALIZER_DATA_PATH  + "/options/" + fileNameFixed + ".out";
 
         const string fileText = readFileToStr(toAdd);
 
@@ -809,6 +805,8 @@ void parseFiles(int argc, char** argv)
         printf("  run parsing for inlining\n");
 
     int rethrow = parseFiles(errors, listOfProject, filesCompilationOrder, isInline, true);
+    int errCount = dumpErrors(listOfProject, errors, messages);
+
     if (rethrow == 0)
     {
         for (auto& err : errors)
@@ -838,5 +836,7 @@ void parseFiles(int argc, char** argv)
     }
     else
         printf("Parsing was completed with errors, throw code %d, errors count %d\n", rethrow, code);
+
+    dumpMessages(false, messages, VISUALIZER_DATA_PATH);
     exit(0);
 }

src/ProjectManipulation/PerfAnalyzer.cpp

@@ -1,4 +1,4 @@
-#include "../Utils/leak_detector.h"
+#include "leak_detector.h"
 
 #include <cstdio>
 #include <cstdlib>
@@ -6,8 +6,8 @@
 #include <string>
 #include <vector>
 
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/SgUtils.h"
+#include "SgUtils.h"
 
 #include "StdCapture.h"
 

src/ProjectParameters/projectParameters.cpp

@@ -1,3 +1,5 @@
+#include "leak_detector.h"
+
 #include <cstdio>
 #include <cstring>
 #include <fstream>
@@ -9,14 +11,15 @@
 #include <algorithm>
 #include <tuple>
 
-#include "../Utils/SgUtils.h"
+#include "CFGraph/CFGraph.h"
-#include "../CFGraph/CFGraph.h"
 #include "CFGraph/IR.h"
 #include "Distribution/Array.h"
 #include "dvm.h"
-#include "../Utils/errors.h"
+
-#include "../GraphCall/graph_calls.h"
+#include "errors.h"
-#include "../GraphCall/graph_calls_func.h"
+#include "SgUtils.h"
+#include "graph_calls.h"
+#include "graph_calls_func.h"
 
 #include "projectParameters.h"
 
@@ -37,6 +40,9 @@ enum class MODE
     AFTER
 };
 
+template<typename Iterator>
+static void extract_vars_from_reg(set<SAPFOR::Argument*>& worklist, SAPFOR::Argument* reg, Iterator instr, Iterator first_instr);
+
 static tuple<FuncInfo*, SAPFOR::Instruction*, SAPFOR::BasicBlock*>
 stmtToIR(const map<FuncInfo*, vector<SAPFOR::BasicBlock*>>& CFGraph, SgStatement* stmt)
 {
@@ -131,9 +137,9 @@ static void lookup_for_vars(set<tuple<SgStatement*, string, MODE>>& where_to_add
 
             if (worklist.count(result_arg))
             {
+                worklist.erase(result_arg);
                 processArgument(worklist, arg1, cur_instr, first_instr);
                 processArgument(worklist, arg2, cur_instr, first_instr);
-                worklist.erase(result_arg);
             }
 
             if (instr->getOperation() == SAPFOR::CFG_OP::PARAM && worklist.count(arg1))
@@ -159,6 +165,8 @@ static void lookup_for_vars(set<tuple<SgStatement*, string, MODE>>& where_to_add
 
         const auto& RD = bblock->getRD_In();
         map<SAPFOR::BasicBlock*, SAPFOR::Instruction*> group_by_block;
+
+        set<SAPFOR::Argument*> to_erase;
         for (auto& arg : worklist)
         {
             if (RD.count(arg))
@@ -175,7 +183,7 @@ static void lookup_for_vars(set<tuple<SgStatement*, string, MODE>>& where_to_add
                     __spf_print(1, "Please specify value of variable %s on line %d of file %s\n", arg->getValue().c_str(), line, filename);
                     auto toAdd = make_tuple(stmt_after, var_name, MODE::BEFORE);
                     where_to_add.insert(toAdd);
-                    worklist.erase(arg);
+                    to_erase.insert(arg);
                 }
                 else
                 {
@@ -186,6 +194,8 @@ static void lookup_for_vars(set<tuple<SgStatement*, string, MODE>>& where_to_add
                 }
             }
         }
+        for (const auto& arg : to_erase)
+            worklist.erase(arg);
 
         while (bblock && group_by_block.find(bblock) == group_by_block.end())
             bblock = bblock->getDom();
@@ -408,9 +418,8 @@ void findParameters(ResultSet& foundParameters,
 
         SgVariableSymb* var_symb = new SgVariableSymb(var_name.c_str());
         SgVarRefExp* var = new SgVarRefExp(var_symb);
-        SgValueExp* zero = new SgValueExp(1337);
         SgExprListExp* ex = new SgExprListExp();
-        auto assgn_op = new SgExpression(ASSGN_OP, var, zero);
+        auto assgn_op = new SgExpression(ASSGN_OP, var, NULL);
         ex->setLhs(assgn_op);
 
         SgExpression* parameter_op = new SgExpression(SPF_PARAMETER_OP, ex);
@@ -423,10 +432,11 @@ void findParameters(ResultSet& foundParameters,
         toAdd->setFileId(stmt_before->getFileId());
         toAdd->setProject(stmt_before->getProject());
 
-        if (mode == MODE::AFTER)
+        //NOTE: only for debbuging, results will be transferred to the visualizer
+        /*if (mode == MODE::AFTER)
             stmt_before->insertStmtAfter(*toAdd, *stmt_before->controlParent());
         else
-            stmt_before->insertStmtBefore(*toAdd, *stmt_before->controlParent());
+            stmt_before->insertStmtBefore(*toAdd, *stmt_before->controlParent());*/
 
         foundParameters.insert(make_tuple(stmt_before->fileName(), stmt_before->lineNumber(), var_name));
     }

src/ProjectParameters/projectParameters.h

@@ -5,7 +5,7 @@
 #include <set>
 #include <vector>
 
-#include "..\GraphCall\graph_calls.h"
+#include "../GraphCall/graph_calls.h"
 
 using ResultSet = std::set<std::tuple<std::string, int, std::string>>;
 

src/SageAnalysisTool/defUse.cpp

@@ -4,9 +4,9 @@
 #include <map>
 #include <string>
 
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../Utils/errors.h"
+#include "errors.h"
-#include "../Utils/utils.h"
+#include "utils.h"
 #include "sage++user.h"
 #include "definesValues.h"
 #include "set.h"

src/SageAnalysisTool/depGraph.cpp

@@ -15,8 +15,8 @@ extern "C" void removeFromCollection(void *pointer);
 #endif
 extern int passDone;
 
-#include "../GraphCall/graph_calls.h"
+#include "graph_calls.h"
-#include "../Utils/errors.h"
+#include "errors.h"
 #include "../VisualizerCalls/get_information.h"
 
 #include "sage++user.h"