diff options
Diffstat (limited to 'llvm/lib/Transforms/IPO')
| -rw-r--r-- | llvm/lib/Transforms/IPO/PassManagerBuilder.cpp | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp index 75714713172..fb56088d361 100644 --- a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -310,6 +310,10 @@ void PassManagerBuilder::populateModulePassManager(PassManagerBase &MPM) { if (!DisableUnrollLoops) MPM.add(createLoopUnrollPass()); // Unroll small loops + // After vectorization and unrolling, assume intrinsics may tell us more + // about pointer alignments. + MPM.add(createAlignmentFromAssumptionsPass()); + if (!DisableUnitAtATime) { // FIXME: We shouldn't bother with this anymore. MPM.add(createStripDeadPrototypesPass()); // Get rid of dead prototypes @@ -399,6 +403,10 @@ void PassManagerBuilder::addLTOOptimizationPasses(PassManagerBase &PM) { // More scalar chains could be vectorized due to more alias information PM.add(createSLPVectorizerPass()); // Vectorize parallel scalar chains. + // After vectorization, assume intrinsics may tell us more about pointer + // alignments. + PM.add(createAlignmentFromAssumptionsPass()); + if (LoadCombine) PM.add(createLoadCombinePass()); |
