[Bug target/86444] [X86] Implementation of SSE comi/ucomi intrinsics does not match recent versions of icc, clang, or MSVC

[crazylht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86444

--- Comment #1 from Hongtao.liu <crazylht at gmail dot com> ---
Created attachment 46308
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=46308&action=edit
Fix-ix86_expand_sse_comi_round.patch

Fix ix86_expand_sse_comi_round and add runtime tests for it.