From 7da5e2b525e967b4d4cfeecfbc598b059258a5fc Mon Sep 17 00:00:00 2001 From: Eddie Hung Date: Tue, 4 Sep 2018 10:10:27 -0700 Subject: [PATCH] Reduce predictDelay/estimateDelay to 100ps per tile --- xc7/delay.cc | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/xc7/delay.cc b/xc7/delay.cc index f6b74058..0c420694 100644 --- a/xc7/delay.cc +++ b/xc7/delay.cc @@ -105,7 +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_info = torc_info->tiles.getTileInfo(dst_tw.getTileIndex()); - return 200 * (abs(src_info.getCol() - dst_info.getCol()) + abs(src_info.getRow() - dst_info.getRow())); + return 100 * (abs(src_info.getCol() - dst_info.getCol()) + abs(src_info.getRow() - dst_info.getRow())); } delay_t Arch::predictDelay(const NetInfo *net_info, const PortRef &sink) const @@ -114,7 +114,7 @@ delay_t Arch::predictDelay(const NetInfo *net_info, const PortRef &sink) const auto driver_loc = getBelLocation(driver.cell->bel); auto sink_loc = getBelLocation(sink.cell->bel); - return 200 * (abs(driver_loc.x - sink_loc.x) + abs(driver_loc.y - sink_loc.y)); + return 100 * (abs(driver_loc.x - sink_loc.x) + abs(driver_loc.y - sink_loc.y)); } NEXTPNR_NAMESPACE_END