Commit Graph

3 Commits

Author SHA1 Message Date
Simon Pilgrim adda256a7d [ARM] Regenerate rotation tests
llvm-svn: 367214
2019-07-29 09:48:07 +00:00
Andrew Zhogin 45d192823e [DAGCombiner] visitRotate patch to optimize pair of ROTR/ROTL instructions into one with combined shift operand.
For two ROTR operations with shifts C1, C2; combined shift operand will be (C1 + C2) % bitsize.

Differential revision: https://reviews.llvm.org/D12833

llvm-svn: 307179
2017-07-05 17:55:42 +00:00
Andrew Zhogin 2f8be0552e [ARM][test] Added test/CodeGen/ARM/ror.ll test. NFC precommit for D12833.
llvm-svn: 307103
2017-07-04 19:50:22 +00:00