heap: encourage more spreading of heterogenous chains
Signed-off-by: gatecat <gatecat@ds0.me>
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@ -663,7 +663,7 @@ class HeAPPlacer
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if (cell->cluster != ClusterId()) {
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const auto base = cell_locs[cell->name];
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for (auto child : cluster2cells.at(cell->cluster)) {
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if (child->type == cell->type && child != cell)
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if (child != cell)
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chain_size[cell->name]++;
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Loc offset = ctx->getClusterOffset(child);
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cell_locs[child->name].x = std::max(0, std::min(max_x, base.x + offset.x));
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@ -856,7 +856,7 @@ class HeAPPlacer
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// Was now placed, ignore
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if (ci->bel != BelId())
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continue;
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// log_info(" Legalising %s (%s)\n", top.second.c_str(ctx), ci->type.c_str(ctx));
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// log_info(" Legalising %s (%s) %d\n", top.second.c_str(ctx), ci->type.c_str(ctx), top.first);
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FastBels::FastBelsData *fb;
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fast_bels.getBelsForCellType(ci->type, &fb);
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int radius = 0;
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