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/*
* nextpnr -- Next Generation Place and Route
*
* Copyright (C) 2018 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#include "design_utils.h"
void replace_port(CellInfo *old_cell, PortInfo *old, CellInfo *rep_cell,
PortInfo *rep)
{
assert(old->type == rep->type);
rep->net = old->net;
old->net = nullptr;
if (rep->type == PORT_OUT) {
rep->net->driver.cell = rep_cell;
rep->net->driver.port = rep->name;
} else if (rep->type == PORT_IN) {
for (PortRef &load : rep->net->users) {
if (load.cell == old_cell && load.port == old->name) {
load.cell = rep_cell;
load.port = rep->name;
}
}
}
}
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