GlobalISel: Combine `op undef, x` to 0
authorVolkan Keles <vkeles@apple.com>
Tue, 8 Sep 2020 16:46:38 +0000 (09:46 -0700)
committerVolkan Keles <vkeles@apple.com>
Tue, 8 Sep 2020 16:46:38 +0000 (09:46 -0700)
commit1242dd330d9054a57c1403f16d5487f9e3a3a92f
treeea11c917b995838b33c7630e218f4abe82637bd9
parentd25c17f3175b344420c1f30040b206a47a512c9d
GlobalISel: Combine `op undef, x` to 0

https://reviews.llvm.org/D86611
llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
llvm/include/llvm/Target/GlobalISel/Combine.td
llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
llvm/test/CodeGen/AArch64/GlobalISel/combine-shl.mir [new file with mode: 0644]