This covers `SDot`, `SUDot`, and `UDot`. The `*AccSat` version will be
added in a follow-up revision.
Reviewed By: antiagainst
Differential Revision: https://reviews.llvm.org/D139242
This script parses the SPIR-V JSON grammar to extract operand kinds that
are enums and generate TableGen definitions for them.
Also added a shell script to point to the correct relative file location
to simplify command invocation.
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PiperOrigin-RevId: 251041084