path_delay.h

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float **alloc_and_load_timing_graph (t_timing_inf timing_inf, t_subblock_data
       subblock_data); 

t_linked_int *allocate_and_load_critical_path (void);

void load_timing_graph_net_delays (float **net_delay);

float load_net_slack (float **net_slack, float target_cycle_time); 

void free_timing_graph (float **net_slack);

void free_subblock_data (t_subblock_data *subblock_data_ptr);

void print_timing_graph (char *fname);

void print_net_slack (char *fname, float **net_slack); 

void print_critical_path (char *fname);

void get_tnode_block_and_output_net (int inode, int *iblk_ptr, int *inet_ptr);

void do_constant_net_delay_timing_analysis (t_timing_inf timing_inf,
        t_subblock_data subblock_data, float constant_net_delay_value);