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[DAGCombiner] Add ComputeNumSignBits vector demanded elements support to ASHR and...
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Fri, 31 Mar 2017 14:21:50 +0000 (14:21 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Fri, 31 Mar 2017 14:21:50 +0000 (14:21 +0000)
commit40593e05daab6c7cb82c08f0e34038204df46891
tree145d14c565fc003c15ac1ab1da4f1e1a39a61cebtree | snapshot
parent8419f9e400d3d1e15101ae42f0db2d9bd1095fc3commit | diff
[DAGCombiner] Add ComputeNumSignBits vector demanded elements support to ASHR and INSERT_VECTOR_ELT

Followup to D31311

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@299221 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/SelectionDAG.cpp diff | blob | history
test/CodeGen/X86/known-signbits-vector.ll diff | blob | history
external/llvm
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