[X86][SSE] Add combine-pmadd.ll for PMADDWD/VPMADDUBSW combines
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Wed, 1 Sep 2021 16:42:21 +0000 (17:42 +0100)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Thu, 2 Sep 2021 09:48:49 +0000 (10:48 +0100)
commita84c084122cbaa89839f535b354dd64518a6690a
treea167f3ace5ad3cd325aef69e34857ebc947db92f
parentd212bdf82883c8880da5a2ee67ce6b7b9a239f88
[X86][SSE] Add combine-pmadd.ll for PMADDWD/VPMADDUBSW combines

Pre-commit for D108522 to show failure to fold multiply by zero operands
llvm/test/CodeGen/X86/combine-pmadd.ll [new file with mode: 0644]