Liberty Merger (GUI)

Purpose: Analyze and merge Liberty (.lib) files generated using partitioned characterization technique for QDI logic cells.

Status: GUI is the supported path. CLI is in progress.

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Features

• Parse and analyze .lib files (cells, pins, timing/power presence).
• Merge multiple files or variants within a single file (e.g., ACELL1a, ACELL1b → ACELL1).
• Preserve inner cell bodies (timing/power groups).
• Export merged output to merged.lib.
• Simple JSON/CSV export from the analysis dialog.

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Tested on Python 3.11+ (works on 3.13). Requires a virtualenv.

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Installation

git clone https://www.github.com/xiayu87/mrglib
cd mrglib
pip install -r requirements.txt

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Run GUI

source .venv/bin/activate
python gui_app.py

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Interface

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