[PATCH] D89697: [X86] Implement smarter instruction lowering for FP_TO_UINT from vXf32/vXf64 to vXi32 for SSE2 and AVX2 by using the exact semantic of the CVTTPS2SI instruction.

Arthur Eubanks via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Jul 22 10:21:23 PDT 2021


aeubanks added a comment.

AFAICT, this patch probably just adjusted some UB behavior due to converting negative floats to unsigned ints. Sorry for the noise.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D89697/new/

https://reviews.llvm.org/D89697



More information about the llvm-commits mailing list