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* Added missing "break"Andrew Zonenberg2017-09-151-0/+1
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* Implemented off-chain support for extract_reduceAndrew Zonenberg2017-09-151-84/+157
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* extract_reduce now only removes the head of the chain, relying on "clean" to ↵Andrew Zonenberg2017-09-151-9/+19
| | | | delete upstream cells. Added "-allow-off-chain" flag, but it's currently ignored.
* extract_reduce: Fix segfault on "undriven" inputsRobert Ou2017-09-141-2/+2
| | | | | | | | This is easily triggered when un-techmapping if the technology-specific cell library isn't loaded. Outputs of technology-specific cells will be seen as inputs, and nets using those outputs will be seen as undriven. Just ignore these cells because they can't be part of a reduce chain anyways.
* Rename recover_reduce to extract_reduce, fix args handlingClifford Wolf2017-08-281-0/+239