commit | ec69a27d0a634a618f01cf1d3edc509b73dc483b | [log] [tgz] |
---|---|---|
author | Simon Pilgrim <llvm-dev@redking.me.uk> | Mon Jun 17 10:14:52 2019 |
committer | Simon Pilgrim <llvm-dev@redking.me.uk> | Mon Jun 17 10:14:52 2019 |
tree | c9347a0153631b40ff53aed28a43d6cd414196e4 | |
parent | 57a7d9d49d3e224d387849c540e4484f725e78db [diff] |
[SelectionDAG] Fold insert_subvector(undef, extract_subvector(v, c), c) -> v in getNode This is already done in DAGCombiner::visitINSERT_SUBVECTOR, but this helps a number of shuffles across different vector widths recognise when they come from the same source. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@363542 91177308-0d34-0410-b5e6-96231b3b80d8