| commit | 86787453a38d0568b29faa0f6b47534e2c2ec5e6 | |
| author | Nemanja Ivanovic <nemanja.i.ibm@gmail.com> | |
| Tue, 20 Nov 2018 04:42:31 +0000 (20 04:42 +0000) | ||
| committer | Nemanja Ivanovic <nemanja.i.ibm@gmail.com> | |
| Tue, 20 Nov 2018 04:42:31 +0000 (20 04:42 +0000) | ||
| tree | 0af8f4ed0411199f9175d3a213d59e8b34a774a6 | treesnapshot (tar.gz zip) |
| parent | 5018f6ea8fcd1c655d36a2ae1900e0ccee906b96 | commitdiff |
[PowerPC] Don't combine to bswap store on 1-byte truncating store
Turns out that there was no check for a store that truncates down
to a single byte when combining a (store (bswap...)) into a byte-swapping
store. This patch just adds that check.
Fixes https://bugs.llvm.org/show_bug.cgi?id=39478.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@347288 91177308-0d34-0410-b5e6-96231b3b80d8
Turns out that there was no check for a store that truncates down
to a single byte when combining a (store (bswap...)) into a byte-swapping
store. This patch just adds that check.
Fixes https://bugs.llvm.org/show_bug.cgi?id=39478.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@347288 91177308-0d34-0410-b5e6-96231b3b80d8
| lib/Target/PowerPC/PPCISelLowering.cpp | diffblobblamehistory | |
| test/CodeGen/PowerPC/pr39478.ll | [new file with mode: 0644] | blob |