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[core] fixed a bug where some spines are not disabled

This commit is contained in:
tangxifan 2024-08-13 15:19:47 -07:00
parent ad13058a0b
commit c2d9696489
1 changed files with 1 additions and 4 deletions
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5
openfpga/src/annotation/route_clock_rr_graph.cpp
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@ -333,14 +333,11 @@ static int rec_expand_and_route_clock_spine(
* As such, it is easy to turn off spines by any stop.
* The spine should go in a straight line, connect all the stops on the line
*/
bool prev_stop_usage = false;
bool prev_stop_usage = curr_tap_usage;
std::reverse(spine_coords.begin(), spine_coords.end());
for (size_t icoord = 0; icoord < spine_coords.size(); ++icoord) {
vtr::Point<int> switch_point_coord = spine_coords[icoord];
bool curr_stop_usage = false;
if (icoord == 0) {
prev_stop_usage = true; /* The first stop is always used */
}
/* Expand on the switching point here */
for (ClockSwitchPointId switch_point_id :
clk_ntwk.find_spine_switch_points_with_coord(curr_spine,