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Merge pull request #4228 from povik/synth-inject

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synth: Introduce `-extra-map` for amending techmap
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N. Engelhardt 2024-03-11 14:55:45 +01:00 • committed by GitHub
commit e4f11eb0a0
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2 changed files with 24 additions and 5 deletions
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passes/techmap/techmap.cc
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@ -1041,8 +1041,8 @@ struct TechmapPass : public Pass {
log("\n");
log("When a port on a module in the map file has the 'techmap_autopurge' attribute\n");
log("set, and that port is not connected in the instantiation that is mapped, then\n");
log("then a cell port connected only to such wires will be omitted in the mapped\n");
log("version of the circuit.\n");
log("a cell port connected only to such wires will be omitted in the mapped version\n");
log("of the circuit.\n");
log("\n");
log("All wires in the modules from the map file matching the pattern _TECHMAP_*\n");
log("or *._TECHMAP_* are special wires that are used to pass instructions from\n");