[PATCH] D46957: [x86] Lower some trunc + shuffle patterns to vpmovd[b|w]

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

I haven't tried but you might be able to do

__builtin_shufflevector(__builtin_convertvector((__v4di)__A, __v4qi), (__v4qi){0, 0, 0, 0}, 0, 1, 2, 3, 4, 5, 6);


https://reviews.llvm.org/D46957