#ifndef RR_GRAPH_H #define RR_GRAPH_H enum e_graph_type { GRAPH_GLOBAL, /* One node per channel with wire capacity > 1 and full connectivity */ GRAPH_BIDIR, /* Detailed bidirectional graph */ GRAPH_UNIDIR, /* Detailed unidir graph, untilable */ /* RESEARCH TODO: Get this option debugged */ GRAPH_UNIDIR_TILEABLE /* Detail unidir graph with wire groups multiples of 2*L */ }; typedef enum e_graph_type t_graph_type; /* Warnings about the routing graph that can be returned. * This is to avoid output messages during a value sweep */ enum { RR_GRAPH_NO_WARN = 0x00, RR_GRAPH_WARN_FC_CLIPPED = 0x01, RR_GRAPH_WARN_CHAN_WIDTH_CHANGED = 0x02 }; void build_rr_graph(INP t_graph_type graph_type, INP int L_num_types, INP t_type_ptr types, INP int L_nx, INP int L_ny, INP struct s_grid_tile **L_grid, INP int chan_width, INP struct s_chan_width_dist *chan_capacity_inf, INP enum e_switch_block_type sb_type, INP int Fs, INP int num_seg_types, INP int num_switches, INP t_segment_inf * segment_inf, INP int global_route_switch, INP int delayless_switch, INP t_timing_inf timing_inf, INP int wire_to_ipin_switch, INP enum e_base_cost_type base_cost_type, INP t_direct_inf *directs, INP int num_directs, INP boolean ignore_Fc_0, OUTP int *Warnings, /* Xifan TANG: Switch Segment Pattern Support*/ int num_swseg_pattern, t_swseg_pattern_inf* swseg_patterns, boolean opin_to_cb_fast_edges, boolean opin_logic_eq_edges); void free_rr_graph(void); void dump_rr_graph(INP const char *file_name); void print_rr_indexed_data(FILE * fp, int index); /* For debugging only */ void load_net_rr_terminals(t_ivec *** L_rr_node_indices); void print_rr_node(FILE *fp, t_rr_node *L_rr_node, int inode); int ** alloc_and_load_actual_fc(INP int L_num_types, INP t_type_ptr types, INP int nodes_per_chan, INP boolean is_Fc_out, INP enum e_directionality directionality, OUTP boolean * Fc_clipped, INP boolean ignore_Fc_0); void rr_graph_externals(t_timing_inf timing_inf, t_segment_inf * segment_inf, int num_seg_types, int nodes_per_chan, int wire_to_ipin_switch, enum e_base_cost_type base_cost_type); /* Xifan Tang: Functions shared by tileable rr_graph generator */ int ****alloc_and_load_pin_to_track_map(INP enum e_pin_type pin_type, INP int nodes_per_chan, INP int *Fc, INP t_type_ptr Type, INP boolean perturb_switch_pattern, INP enum e_directionality directionality); struct s_ivec ***alloc_and_load_track_to_pin_lookup( INP int ****pin_to_track_map, INP int *Fc, INP int height, INP int num_pins, INP int nodes_per_chan); boolean * alloc_and_load_perturb_ipins(INP int nodes_per_chan, INP int L_num_types, INP int **Fc_in, INP int **Fc_out, INP enum e_directionality directionality); void free_type_pin_to_track_map(int***** ipin_to_track_map, t_type_ptr types); void free_type_track_to_ipin_map(struct s_ivec**** track_to_pin_map, t_type_ptr types, int nodes_per_chan); #endif