Matt Liberty comments

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                                            Matt Liberty

How to resolve large differences between placement parasitics and global route parasitics

The key idea is to make global router more timing aware in its decision about which nets to reroute to fix congestion. I think that is a reasonable goal as...

How to resolve large differences between placement parasitics and global route parasitics

@luis201420 please look at making rip-up-reroute timing aware (@eder-matheus can help).

How to resolve large differences between placement parasitics and global route parasitics

@eder-matheus @luis201420 please use this as a test case for your timing driven ripup in grt. Can we achieve a similar result with the net specific hacking?

Stt pd fix

@luis201420 would you test megaboom with this branch (using the normal alpha)

Stt pd fix

@luis201420 hold off a bit - I've discovered some memory issues.

Integrate Google's AI Macro Placer: Now Open Source

I suggest starting with a loose integration into either ORFS or OL. @QuantamHD is this something you want to tackle?

Integrate Google's AI Macro Placer: Now Open Source

bp_* and swerv* have the most of the public test cases.

With tightly packed macros, LVS fails due to hanging strips of metal on the PDN

Why does it being caravel make it hard to produce a tarball? @donn any thoughts?

With tightly packed macros, LVS fails due to hanging strips of metal on the PDN

I want to get OL to the new pdngen and see if that resolves the issue rather than fixing the old pdngen. I'm hoping it is close now.

With tightly packed macros, LVS fails due to hanging strips of metal on the PDN

Can you try this with https://github.com/The-OpenROAD-Project/OpenLane/pull/1059 ?