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