Commit Graph

4 Commits

Author SHA1 Message Date
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 e266efb70b Loop Vectorize: optimize the vectorization of trunc(induction_var). The truncation is now done on scalars.
llvm-svn: 169904
2012-12-11 18:58:10 +00:00
Nadav Rotem a721b21c64 LoopVectorizer: Add a basic cost model which uses the VTTI interface.
llvm-svn: 166620
2012-10-24 20:36:32 +00:00
Nadav Rotem fe88c67161 Fix a bug in the vectorization of wide load/store operations.
We used a SCEV to detect that A[X] is consecutive. We assumed that X was
the induction variable. But X can be any expression that uses the induction
for example: X = i + 2;

llvm-svn: 166388
2012-10-21 06:49:10 +00:00