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Author SHA1 Message Date
Manman Ren 1a5ff287fd TBAA: remove !tbaa from testing cases if not used. 
This will make it easier to turn on struct-path aware TBAA since the metadata
format will change.

llvm-svn: 180796
 2013-04-30 17:52:57 +00:00
Nadav Rotem 6d9dafe3ff Force a fixed unroll count on the target independent tests. 
This should fix clang-native-arm-cortex-a9. Thanks Renato.

llvm-svn: 171582
 2013-01-05 00:58:48 +00:00
Nadav Rotem 4cb8cdab5e LoopVectorize: Preserve NSW, NUW and IsExact flags. 
llvm-svn: 167174
 2012-10-31 21:40:39 +00:00
Nadav Rotem ff7889196b Add support for loops that don't start with Zero. 
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
 2012-10-31 00:45:26 +00:00