summaryrefslogtreecommitdiffstats
path: root/llvm/test/CodeGen/ARM/optimize-dmbs-v7.ll
Commit message (Collapse)AuthorAgeFilesLines
* [Target/ARM] Only enable OptimizeBarrierPass at -O1 and above.Davide Italiano2015-05-201-1/+1
| | | | | | | | | | Ideally this is going to be and LLVM IR pass (shared, among others with AArch64), but for the time being just enable it if consumers ask us for optimization and not unconditionally. Discussed with Tim Northover on IRC. llvm-svn: 237837
* Remove duplicated DMB instructionsRenato Golin2014-04-021-0/+74
ARM specific optimiztion, finding places in ARM machine code where 2 dmbs follow one another, and eliminating one of them. Patch by Reinoud Elhorst. llvm-svn: 205409
OpenPOWER on IntegriCloud