[llvm] [X86] combineVTRUNCSAT - attempt to recognise VTRUNCS/US(CONCAT(X,Y)) -> PACKSS/US(X,Y) folds. (PR #178707)

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Sat Mar 7 07:39:37 PST 2026


https://github.com/RKSimon ready_for_review https://github.com/llvm/llvm-project/pull/178707


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