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Add X back into predictDelay() for global resources

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This commit is contained in:
Eddie Hung 2018-12-07 14:48:53 -08:00
parent 16e001b679
commit 9c0fd6816e
1 changed files with 2 additions and 1 deletions
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3
xc7/delay.cc
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@ -105,6 +105,7 @@ delay_t Arch::estimateDelay(WireId src, WireId dst) const
const auto &dst_tw = torc_info->wire_to_tilewire[dst.index];
const auto &dst_loc = torc_info->tile_to_xy[dst_tw.getTileIndex()];
auto abs_delta_x = abs(dst_loc.first - src_loc.first);
if (!torc_info->wire_is_global[src.index] || torc_info->wire_is_global[dst.index]) {
auto abs_delta_x = abs(dst_loc.first - src_loc.first);
auto abs_delta_y = abs(dst_loc.second - src_loc.second);
@ -129,7 +130,7 @@ delay_t Arch::estimateDelay(WireId src, WireId dst) const
src_y -= src_y % 50;
dst_y -= dst_y % 50;
auto abs_delta_y = abs(src_y - dst_y);
return abs_delta_y * 64; // arbitrary factor
return abs_delta_x + abs_delta_y;
}
}