SiFive Internal Release 1.9.0

What's Changed

• Annotations the compiler doesn’t understand become errors
• Lot’s of Annotation handling updates under the hood
• DCE will remove empty modules and instances of them
• VCS coverage excludes for sifive_scope files
• Better canonicalizations around asserts
• new command line option --emit-chisel-asserts-as-sva
• Multi-bit mux hints for Synopys and Cadence tools

New Contributors

• @7FM made their first contribution in #3512
• @nibrunie made their first contribution in #3499

Full Changelog: sifive/1/8/0...sifive/1/9/0