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| author | gatecat <gatecat@ds0.me> | 2021-05-13 23:51:47 +0100 |
|---|---|---|
| committer | gatecat <gatecat@ds0.me> | 2021-05-15 14:54:33 +0100 |
| commit | 6ad329c5404021ca38784b21fc4d01a548caed30 (patch) | |
| tree | bbab867cd0e5858fbe2c98efa1ebbec5bac37d98 /mistral | |
| parent | e688ee0e89263bc39a0ea10ac552430e41824aa1 (diff) | |
| download | nextpnr-6ad329c5404021ca38784b21fc4d01a548caed30.tar.gz nextpnr-6ad329c5404021ca38784b21fc4d01a548caed30.tar.bz2 nextpnr-6ad329c5404021ca38784b21fc4d01a548caed30.zip | |
mistral: Implement bounding boxes for router2
Signed-off-by: gatecat <gatecat@ds0.me>
Diffstat (limited to 'mistral')
| -rw-r--r-- | mistral/arch.cc | 14 | ||||
| -rw-r--r-- | mistral/arch.h | 2 |
2 files changed, 15 insertions, 1 deletions
diff --git a/mistral/arch.cc b/mistral/arch.cc index ffe6e833..d5bc424c 100644 --- a/mistral/arch.cc +++ b/mistral/arch.cc @@ -382,6 +382,20 @@ delay_t Arch::estimateDelay(WireId src, WireId dst) const return 100 * std::abs(y1 - y0) + 100 * std::abs(x1 - x0) + 100; } +ArcBounds Arch::getRouteBoundingBox(WireId src, WireId dst) const +{ + ArcBounds bounds; + int src_x = CycloneV::rn2x(src.node); + int src_y = CycloneV::rn2y(src.node); + int dst_x = CycloneV::rn2x(dst.node); + int dst_y = CycloneV::rn2y(dst.node); + bounds.x0 = std::min(src_x, dst_x); + bounds.y0 = std::min(src_y, dst_y); + bounds.x1 = std::max(src_x, dst_x); + bounds.y1 = std::max(src_y, dst_y); + return bounds; +} + delay_t Arch::predictDelay(const NetInfo *net_info, const PortRef &sink) const { if (net_info->driver.cell == nullptr || net_info->driver.cell->bel == BelId()) diff --git a/mistral/arch.h b/mistral/arch.h index c0ab86e5..3d5a8617 100644 --- a/mistral/arch.h +++ b/mistral/arch.h @@ -386,7 +386,7 @@ struct Arch : BaseArch<ArchRanges> delay_t getDelayFromNS(float ns) const override { return delay_t(ns * 1000.0f); }; uint32_t getDelayChecksum(delay_t v) const override { return v; }; - ArcBounds getRouteBoundingBox(WireId src, WireId dst) const override { return ArcBounds(); } + ArcBounds getRouteBoundingBox(WireId src, WireId dst) const override; // ------------------------------------------------- |