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* TBAA: remove !tbaa from testing cases if not used.Manman Ren2013-04-301-6/+2
| | | | | | | This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
* Force a fixed unroll count on the target independent tests.Nadav Rotem2013-01-051-1/+1
| | | | | | This should fix clang-native-arm-cortex-a9. Thanks Renato. llvm-svn: 171582
* LoopVectorize: Preserve NSW, NUW and IsExact flags.Nadav Rotem2012-10-311-2/+2
| | | | llvm-svn: 167174
* Add support for loops that don't start with Zero.Nadav Rotem2012-10-311-0/+35
This is important for loops in the LAPACK test-suite. These loops start at 1 because they are auto-converted from fortran. llvm-svn: 167084
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