Xplace 2.2.1

Changelog

• Bug Fixing
• Include GP cmd option

Xplace 2.2

Xplace 2.2 includes mixed-size placement mode, improvements, and bugfixes.

Changelog

• Support custom JSON mode
• Support ISPD 2006 and MMS
• Support LP-based macro legalization and mixed-size mode
• Fix bugs when running Xplace with ASAP7, Sky130, and Nangate 45
• Remove legacy code and improve cpp code structure

Xplace 2.1

Xplace 2.1 includes improvements and bugfixes.

Changelog

• Support ISPD 2018 and ISPD 2019
• Minor runtime improvement for routability-driven mode
• Support log_level in main.py
• Fix minor bug in data/fix_ispd2015_route.py

Xplace 2.0.1

Xplace 2.0.1 includes improvements and bugfixes.

Changelog

• Further improve detailed routability of Xplace-Route.
• Support custom input path.
• Fix bug in the tcl evaluation script.
• Update experimental results in BENCHMARK.md.

Xplace 2.0

Xplace 2.0 🚀

We are happy to announce that Xplace 2.0 is now released. Compared to Xplace 1.0, this version supports the following new features:

• Support deterministic mode with only 5~25% extra GP runtime overhead.
• Implement an extremely fast GPU-accelerated detailed-routability-driven placement algorithm.
• Integrate with a GPU-accelerated detailed placer and a GPU-accelerated global router.
• Provide benchmark download and preprocess scripts, and three routability evaluation scripts.
• Code refactoring.

😄 Detailed experimental results of Xplace 2.0 are given in BENCHMARK.md.