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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-10-29 18:19:37 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2017-10-29 18:19:37 +0000 |
| commit | 7613a7b56472bd5864ec6ef1012f714b49a49392 (patch) | |
| tree | 2dab90d0488a9dd41385049d45760dae68bb4e9e /llvm/lib/Support/SmallPtrSet.cpp | |
| parent | b56fb4a2bb683b3447d8daa94b8eb02f94dc2cf9 (diff) | |
| download | bcm5719-llvm-7613a7b56472bd5864ec6ef1012f714b49a49392.tar.gz bcm5719-llvm-7613a7b56472bd5864ec6ef1012f714b49a49392.zip | |
[SelectionDAG] Add SRA/SHL demanded elts support to ComputeNumSignBits
Introduce a isConstOrDemandedConstSplat helper function that can recognise a constant splat build vector for at least the demanded elts we care about.
llvm-svn: 316866
Diffstat (limited to 'llvm/lib/Support/SmallPtrSet.cpp')
0 files changed, 0 insertions, 0 deletions
