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(parent: 388b8dd) | patch
[X86] Add test cases for suboptimal insertion of a vXi1 vector into a larger vector...
authorCraig Topper <craig.topper@intel.com>
Sun, 18 Aug 2019 23:30:07 +0000 (23:30 +0000)
committerCraig Topper <craig.topper@intel.com>
Sun, 18 Aug 2019 23:30:07 +0000 (23:30 +0000)
commit6bd2e8eff817daa26d26a6f00f220b357857aa75
tree1c563411af5ca7920fb0acfc5243b20967559ca7tree | snapshot
parent388b8dd94a470e589f5c01d27a38eb4c741db3b7commit | diff
[X86] Add test cases for suboptimal insertion of a vXi1 vector into a larger vector with zeros in the lower elements and undef upper elements.

Currently we generate kshifts to clear both the upper and lower
elements, but we only need one kshift.

llvm-svn: 369223
llvm/test/CodeGen/X86/avx512-skx-insert-subvec.ll diff | blob | history
Domain: System / Toolchain;