[PATCH] D93419: [TableGen] Add the !substr() bang operator

[Paul C. Anagnostopoulos via Phabricator via llvm-commits]

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Paul-C-Anagnostopoulos added reviewers: lattner, nhaehnle, craig.topper, madhur13490, jansvoboda11.
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This revision adds the !substr bang operator, which, as you might expect, extracts a substring of a string.

I update the documentation and added a test.

I'm not concerned about confusion between !subst and !substr because I plan on replacing !subst with !replace in the near future.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D93419

Files:
  llvm/docs/TableGen/ProgRef.rst
  llvm/include/llvm/TableGen/Record.h
  llvm/lib/TableGen/Record.cpp
  llvm/lib/TableGen/TGLexer.cpp
  llvm/lib/TableGen/TGLexer.h
  llvm/lib/TableGen/TGParser.cpp
  llvm/lib/TableGen/TGParser.h

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