[dnn] Adding batchnorm

lib/ir/instructions.cpp

@@ -566,6 +566,19 @@ instruction* trans_inst::create(value *arg, const std::string &name, instruction
   return new trans_inst(arg, name, next);
 }
 
+//===----------------------------------------------------------------------===//
+//                               reduce instructions
+//===----------------------------------------------------------------------===//
+reduce_inst::reduce_inst(value *arg, const std::string &name, instruction *next)
+  : builtin_inst(arg->get_type()->get_scalar_ty(), 1, 1, name, next) {
+  set_operand(0, arg);
+}
+
+instruction* reduce_inst::create(value *arg, const std::string &name, instruction *next) {
+  return new reduce_inst(arg, name, next);
+}
+
+
 //===----------------------------------------------------------------------===//
 //                               select instructions
 //===----------------------------------------------------------------------===//