llvm-project

a7cd660b - [TableGen][GISel] Learn to import patterns with optional defs (#120470)

[TableGen][GISel] Learn to import patterns with optional defs (#120470) The number of skipped patterns reduces for ARM from 4278 to 4257. This is the only in-tree target that makes use of OptionalDefOperand. Pull Request: https://github.com/llvm/llvm-project/pull/120470