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use easy-to-access net look up in switch block module builder

This commit is contained in:
tangxifan 2020-06-30 18:15:41 -06:00
parent 05187f8aa4
commit 1015880d0e
1 changed files with 10 additions and 11 deletions
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17
openfpga/src/fabric/build_routing_modules.cpp
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@ -47,7 +47,7 @@ void build_switch_block_module_short_interc(ModuleManager& module_manager,
const e_side& chan_side,
const RRNodeId& cur_rr_node,
const RRNodeId& drive_rr_node,
const std::map<ModulePortId, std::vector<ModuleNetId>>& input_port_to_module_nets) {
const std::map<ModulePinInfo, ModuleNetId>& input_port_to_module_nets) {
/* Find the name of output port */
ModulePinInfo output_port_info = find_switch_block_module_chan_port(module_manager, sb_module,
rr_graph, rr_gsb,
@ -88,7 +88,7 @@ void build_switch_block_module_short_interc(ModuleManager& module_manager,
BasicPort output_port = module_manager.module_port(sb_module, output_port_info.first);
/* Create a module net for this short-wire connection */
ModuleNetId net = input_port_to_module_nets.at(input_port_info.first)[input_port_info.second];
ModuleNetId net = input_port_to_module_nets.at(input_port_info);
/* Skip Configuring the net source, it is done before */
/* Configure the net sink */
module_manager.add_module_net_sink(sb_module, net, sb_module, 0, output_port_info.first, output_port_info.second);
@ -110,7 +110,7 @@ void build_switch_block_mux_module(ModuleManager& module_manager,
const RRNodeId& cur_rr_node,
const std::vector<RRNodeId>& driver_rr_nodes,
const RRSwitchId& switch_index,
const std::map<ModulePortId, std::vector<ModuleNetId>>& input_port_to_module_nets) {
const std::map<ModulePinInfo, ModuleNetId>& input_port_to_module_nets) {
/* Check current rr_node is CHANX or CHANY*/
VTR_ASSERT((CHANX == rr_graph.node_type(cur_rr_node)) || (CHANY == rr_graph.node_type(cur_rr_node)));
@ -151,7 +151,7 @@ void build_switch_block_mux_module(ModuleManager& module_manager,
VTR_ASSERT(mux_input_port.get_width() == sb_input_port_ids.size());
for (size_t pin_id = 0; pin_id < sb_input_port_ids.size(); ++pin_id) {
/* Use the exising net */
ModuleNetId net = input_port_to_module_nets.at(sb_input_port_ids[pin_id].first)[sb_input_port_ids[pin_id].second];
ModuleNetId net = input_port_to_module_nets.at(sb_input_port_ids[pin_id]);
/* Configure the net source only if it is not yet in the source list */
if (false == module_manager.net_source_exist(sb_module, net, sb_module, 0, sb_input_port_ids[pin_id].first, sb_input_port_ids[pin_id].second)) {
module_manager.add_module_net_source(sb_module, net, sb_module, 0, sb_input_port_ids[pin_id].first, sb_input_port_ids[pin_id].second);
@ -216,7 +216,7 @@ void build_switch_block_interc_modules(ModuleManager& module_manager,
const CircuitLibrary& circuit_lib,
const e_side& chan_side,
const size_t& chan_node_id,
const std::map<ModulePortId, std::vector<ModuleNetId>>& input_port_to_module_nets) {
const std::map<ModulePinInfo, ModuleNetId>& input_port_to_module_nets) {
std::vector<RRNodeId> driver_rr_nodes;
/* Get the node */
@ -342,7 +342,7 @@ void build_switch_block_module(ModuleManager& module_manager,
generate_switch_block_module_name(gsb_coordinate).c_str());
/* Create a cache (fast look up) for module nets whose source are input ports */
std::map<ModulePortId, std::vector<ModuleNetId>> input_port_to_module_nets;
std::map<ModulePinInfo, ModuleNetId> input_port_to_module_nets;
/* Add routing channel ports at each side of the GSB */
for (size_t side = 0; side < rr_gsb.get_num_sides(); ++side) {
@ -379,10 +379,9 @@ void build_switch_block_module(ModuleManager& module_manager,
ModulePortId chan_input_port_id = module_manager.add_port(sb_module, chan_input_port, ModuleManager::MODULE_INPUT_PORT);
/* Cache the input net */
input_port_to_module_nets[chan_input_port_id].reserve(chan_input_port_size);
for (const size_t& pin : chan_input_port.pins()) {
ModuleNetId net = create_module_source_pin_net(module_manager, sb_module, sb_module, 0, chan_input_port_id, pin);
input_port_to_module_nets[chan_input_port_id].push_back(net);
input_port_to_module_nets[ModulePinInfo(chan_input_port_id, pin)] = net;
}
std::string chan_output_port_name = generate_sb_module_track_port_name(chan_type,
@ -405,7 +404,7 @@ void build_switch_block_module(ModuleManager& module_manager,
/* Cache the input net */
ModuleNetId net = create_module_source_pin_net(module_manager, sb_module, sb_module, 0, input_port_id, 0);
input_port_to_module_nets[input_port_id].push_back(net);
input_port_to_module_nets[ModulePinInfo(input_port_id, 0)] = net;
}
}