[PATCH] D35990: [SCEV] Prohibit SCEV transformations for huge SCEVs

Max Kazantsev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Oct 9 23:53:11 PDT 2017

Previous message: [PATCH] D35990: [SCEV] Prohibit SCEV transformations for huge SCEVs
Next message: [llvm] r315274 - [AVX512] Add patterns to commute integer comparison instructions during isel.
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

mkazantsev added a comment.

UPD: The mentioned crash is actually assertion failure on `cast<PHINode>`. Something happens to be non-phi after we limit transformations by huge scevs. This bug also should be (in theory) reproducible without this patch, but I don't have an example.


https://reviews.llvm.org/D35990

Previous message: [PATCH] D35990: [SCEV] Prohibit SCEV transformations for huge SCEVs
Next message: [llvm] r315274 - [AVX512] Add patterns to commute integer comparison instructions during isel.
Messages sorted by: [ date ] [ thread ] [ subject ] [ author ]

More information about the llvm-commits mailing list