| commit | f089ab70f4670dff148c210683964556f7e18d4c | [log] [tgz] |
|---|---|---|
| author | James Molloy <james.molloy@arm.com> | Wed Aug 06 10:42:18 2014 +0000 |
| committer | James Molloy <james.molloy@arm.com> | Wed Aug 06 10:42:18 2014 +0000 |
| tree | 8700a3a20ff577d2c6209a0f66068132f62b63ea | |
| parent | bc9f9928b70a20de3f0b5076dd74e9cf33b8e324 [diff] |
[AArch64] Conditional selects are expensive on out-of-order cores. Specifically Cortex-A57. This probably applies to Cyclone too but I haven't enabled it for that as I can't test it. This gives ~4% improvement on SPEC 174.vpr, and ~1% in 471.omnetpp. llvm-svn: 214957