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#ifndef IR_SUIF_UTILS_HH
#define IR_SUIF_UTILS_HH
#include <vector>
#include <suif1.h>
// #include "cctools.hh"
#include "omegatools.hh"
// #include "loop.hh"
// c++ stuff:
// template <class T> const T& min(const T &a, const T &b) {
// if ( a < b)
// return a;
// else
// return b;
// }
// template <class T> T abs(const T &v) {
// if (v < static_cast<T>(0))
// return -v;
// else
// return v;
// }
// class CG_suifArray: public CG_inputArray {
// protected:
// in_array *ia;
// public:
// CG_suifArray(in_array *ia_);
// virtual bool is_write();
// };
// class SUIF_IR {
// public:
// file_set_entry *_fse;
// proc_sym *_psym;
// SUIF_IR(char *filename, int proc_num);
// ~SUIF_IR();
// tree_for *get_loop(int loop_num);
// void commit(Loop *lp, int loop_num);
// };
// extern SUIF_IR *ir;
// suif stuff:
// tree_for *init_loop(char *filename, int proc_num, int loop_num);
// void finalize_loop();
operand find_array_index(in_array *ia, int n, int dim, bool is_fortran);
bool is_null_statement(tree_node *tn);
std::vector<tree_for *> find_deepest_loops(tree_node *tn);
std::vector<tree_for *> find_deepest_loops(tree_node_list *tnl);
std::vector<tree_for *> find_loops(tree_node_list *tnl);
std::vector<tree_for*> find_outer_loops(tree_node *tn);
std::vector<tree_for *> find_common_loops(tree_node *tn1, tree_node *tn2);
LexicalOrderType lexical_order(tree_node *tn1, tree_node *tn2);
std::vector<in_array *> find_arrays(instruction *ins);
std::vector<in_array *> find_arrays(tree_node_list *tnl);
//protonu--adding a few functions used it cuda-chil
//these are defined in ir_cuda_suif_uitls.cc
tree_node_list* loop_body_at_level(tree_node_list* tnl, int level);
tree_node_list* loop_body_at_level(tree_for* loop, int level);
tree_node_list* swap_node_for_node_list(tree_node* tn, tree_node_list* new_tnl);
// std::vector<CG_suifArray *> find_arrays_access(instruction *ins);
// std::vector<CG_suifArray *> find_arrays_access(tree_node_list *tnl);
#endif
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