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[DAG] enhance computeKnownBits to handle SRL/SRA with vector splat constant
authorSanjay Patel <spatel@rotateright.com>
Sun, 23 Oct 2016 23:13:31 +0000 (23:13 +0000)
committerSanjay Patel <spatel@rotateright.com>
Sun, 23 Oct 2016 23:13:31 +0000 (23:13 +0000)
commit0800ef15138f457db48d0f39c338ed94061158bf
tree16a2b8bce8ba5d1c1f3f53816af634ab53c38db0
parent09116d9d187636f555f09a41523b8620433c0892
[DAG] enhance computeKnownBits to handle SRL/SRA with vector splat constant

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@284953 91177308-0d34-0410-b5e6-96231b3b80d8
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
test/CodeGen/X86/combine-sra.ll
test/CodeGen/X86/combine-srl.ll