Hi, there, I'm not quite familiar with target opcode INSERT_SUBREG. I wonder when and how it should be used. Is there any example or testcase about INSERT_SUBREG so that I can run llc or clang to follow the whole process dealing with it from start to end? Thanks! BR, Jerry -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20210823/b05f122e/attachment.html>