start loop analysis

src/codegen/liverange.cpp

@@ -27,11 +27,8 @@ LiveRangeAnalyzer::joinFor(BasicBlock *bb) {
     for (auto succ : bb->get_succ_basic_blocks()) {
         auto &irs = succ->get_instructions();
         auto it = irs.begin();
-        cout << succ->get_name() << endl;
         while (it != irs.end() and it->is_phi())
             ++it;
-        /* if (it == irs.end())
-         *         cout << succ->print() << endl; */
         assert(it != irs.end() && "need to find first_ir from copy-stmt");
         union_ip(out, IN[instr_id.at(&(*it))]);
         // cout << "# " + it->print() << endl;
@@ -85,10 +82,6 @@ LiveRangeAnalyzer::get_dfs_order(Function *func) {
         for (auto succ : bb->get_succ_basic_blocks())
             Q.push_front(succ);
     }
-    cout << func->get_name() << "'s dfs order:\n\t";
-    for (auto bb : BB_DFS_Order)
-        cout << bb->get_name() << " ";
-    cout << endl;
 }
 
 void

src/optimization/CMakeLists.txt

 add_library(
         OP_lib STATIC
+        LoopUnroll.cpp
+        ExceptCallMerge.cpp
         Dominators.cpp
         Mem2Reg.cpp
         GVN.cpp
-        LoopUnroll.cpp
-        ExceptCallMerge.cpp
 )

src/optimization/ExceptCallMerge.cpp

@@ -51,11 +51,10 @@ NegCallMerge::run(Function *func) {
         }
     }
     // remove useless BasicBlocks
-    cout << "remove blocks for function " << func->get_name() << endl;
     for (auto _bb : calls) {
         auto bb = static_cast<BasicBlock *>(_bb);
         if (bb != reserved) {
-            cout << "remove block " << bb->get_name() << endl;
+            cout << "remove block " << bb->get_name() << " in function " << func->get_name() <<  endl;
             auto it = blocks.begin();
             for (; &*it != bb; ++it)
                 ;

src/optimization/LoopUnroll.cpp

@@ -29,8 +29,8 @@ struct BackEdgeSearcher {
                     type = "back-edge";
                     edges.push_back(edge);
                 }
-                cout << "find " << type << ": " << LoopUnroll::str(edge)
-                     << "\n";
+                /* cout << "find " << type << ": " << LoopUnroll::str(edge)
+                 *      << "\n"; */
             } else
                 dfsrun(succ);
         }