[llvm] [X86] Lower vXi8 multiplies by constant using PMADDUBSW on SSSE3+ targets (PR #95403)

Phoebe Wang via llvm-commits llvm-commits at lists.llvm.org
Thu Jun 13 07:45:05 PDT 2024


phoebewang wrote:

Oh, I forgot PSLLW. Do you take PAND/PANDN into account? I think non-constant cases need them, right?

https://github.com/llvm/llvm-project/pull/95403


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