Duck Deux

Change RRG storage to keep (drive pt, direction) instead of (start, end)

1

The current expansion pruning in the router uses the drive point of every `RRNode` (`(xlow ,ylow)` for non-directional nodes). This check is inside a hot loop (in `connection_router.cpp`), so there...

Some koios circuits failing with parmys

2

`proxy_2.v` and `proxy_3.v` do not seem to go through the synthesis step when running `vtr_reg_weekly/koios`. Here is the output file for proxy_2: [parmys.out.txt](https://github.com/verilog-to-routing/vtr-verilog-to-routing/files/12860171/parmys.out.txt) Looks like the file didn't capture the...

[WIP] Parallel router: net decomposition

2

Based on #2357. Contains the ongoing work on the parallel router to improve thread utilization. #### Description #### Related Issue #### Motivation and Context #### How Has This Been Tested?...

Looks like http://builds.verilogtorouting.org:8080/ doesn't exist anymore, but there are two links to it in the readme.

We get CI failures on the github runners with this error message (and not the google cloud runners?): ``` CMake Deprecation Error at abc/CMakeLists.txt:1 (cmake_minimum_required): Compatibility with CMake < 3.5...

Can't write out large rr_graphs in capnp format

2

`direct_rf` from `titan_quick_qor` with default settings creates a rr_graph with ~236M edges. Trying to write it out will result in a crash with the message `failed: total size of struct...

Code dump for paper version currently. TODO: write better PR desc

It would be good if people could patch course data in the browser and also share those patches. This allows people to schedule, say, yoga sections, or maybe they can...

Maybe wrap it in [JSON.parse](https://v8.dev/blog/cost-of-javascript-2019#json)?

there can be easily a reason for "no schedules". if all course combinations are colliding, we can say "no schedules: all combinations collide". or perhaps the user simply cannot take...