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Added iopadmap pass

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This commit is contained in:
Clifford Wolf 2013-10-16 16:16:06 +02:00
parent b6db2d9b33
commit 96e7abad48
4 changed files with 167 additions and 2 deletions
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2
passes/opt/opt_clean.cc
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@ -47,7 +47,7 @@ static void rmunused_module_cells(RTLIL::Module *module, bool verbose)
wire2driver.insert(sig, cell);
}
}
if (cell->type == "$memwr")
if (cell->type == "$memwr" || cell->attributes.count("\\keep"))
queue.insert(cell);
unused.insert(cell);
}