[PATCH] D61400: [SelectionDAG] Utilize ARM shift behavior
Shawn Landden via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed May 1 18:12:02 PDT 2019
shawnl added a comment.
> It's not the end of the world, but would mean that we would need to know that the shift amount is less that 256 as far as I understand.
It only works for this case:
if (n == 0)
return 0;
else
return (op0) << (64 - n);
Repository:
rL LLVM
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D61400/new/
https://reviews.llvm.org/D61400
More information about the llvm-commits
mailing list