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| author | Eddie Hung <eddieh@ece.ubc.ca> | 2018-07-31 16:18:08 -0700 |
|---|---|---|
| committer | Eddie Hung <eddieh@ece.ubc.ca> | 2018-07-31 16:18:08 -0700 |
| commit | 2d750537441b91a6e8bc5bf757279afc89265fb2 (patch) | |
| tree | fd3316769be53f9828eed36d7098e7bfaf7025ee /ecp5/arch.cc | |
| parent | 2a91aea0a6d17f6d00edb391cc543ec9409e96e5 (diff) | |
| parent | a82f6f410595de26e82eaf4818e41036f0bc2f9c (diff) | |
| download | nextpnr-2d750537441b91a6e8bc5bf757279afc89265fb2.tar.gz nextpnr-2d750537441b91a6e8bc5bf757279afc89265fb2.tar.bz2 nextpnr-2d750537441b91a6e8bc5bf757279afc89265fb2.zip | |
Merge remote-tracking branch 'origin/estdelay' into redist_slack
Conflicts:
ecp5/arch.cc
generic/arch.cc
ice40/arch.cc
Diffstat (limited to 'ecp5/arch.cc')
| -rw-r--r-- | ecp5/arch.cc | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/ecp5/arch.cc b/ecp5/arch.cc index 36cefded..14b5b8f2 100644 --- a/ecp5/arch.cc +++ b/ecp5/arch.cc @@ -413,6 +413,15 @@ delay_t Arch::estimateDelay(WireId src, WireId dst) const return 200 * (abs(src.location.x - dst.location.x) + abs(src.location.y - dst.location.y)); } +delay_t Arch::predictDelay(const NetInfo *net_info, const PortRef &sink) const; +{ + const auto& driver = net_info->driver; + 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)); +} + delay_t Arch::getBudgetOverride(NetInfo *net_info, int user_idx, delay_t budget) const { return budget; } // ----------------------------------------------------------------------- |