| commit | c313c66a88a19f6cb59f8c349fe86eb69ee68b5f | [log] [tgz] |
|---|---|---|
| author | Evan Cheng <evan.cheng@apple.com> | Thu Apr 20 08:54:13 2006 +0000 |
| committer | Evan Cheng <evan.cheng@apple.com> | Thu Apr 20 08:54:13 2006 +0000 |
| tree | 285543588b546542745d1044f5f8a898e4e6fd2c | |
| parent | 7afbb73632694e08a81594e18783d18be17b7093 [diff] |
Added a virtual method isVectorClearMaskLegal to TLI. It is similar to isShuffleMaskLegal, used to determine if it makes sense to turn a "vector clear" (e.g. pand V, <0, -1, 0, -1> to a shuffle of the vector and a zero vector. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27873 91177308-0d34-0410-b5e6-96231b3b80d8