diff options
Diffstat (limited to 'compiler/optimizing/loop_optimization.cc')
| -rw-r--r-- | compiler/optimizing/loop_optimization.cc | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/compiler/optimizing/loop_optimization.cc b/compiler/optimizing/loop_optimization.cc index d87861bde0..645915e2f8 100644 --- a/compiler/optimizing/loop_optimization.cc +++ b/compiler/optimizing/loop_optimization.cc @@ -1359,7 +1359,7 @@ bool HLoopOptimization::TrySetVectorType(DataType::Type type, uint64_t* restrict *restrictions |= kNoDiv | kNoStringCharAt | kNoReduction; return TrySetVectorLength(4); case DataType::Type::kInt32: - *restrictions |= kNoDiv | kNoReduction; + *restrictions |= kNoDiv | kNoWideSAD; return TrySetVectorLength(2); default: break; @@ -1968,7 +1968,9 @@ bool HLoopOptimization::VectorizeSADIdiom(LoopNode* node, return false; } // Try same/narrower type and deal with vector restrictions. - if (!TrySetVectorType(sub_type, &restrictions) || HasVectorRestrictions(restrictions, kNoSAD)) { + if (!TrySetVectorType(sub_type, &restrictions) || + HasVectorRestrictions(restrictions, kNoSAD) || + (reduction_type != sub_type && HasVectorRestrictions(restrictions, kNoWideSAD))) { return false; } // Accept SAD idiom for vectorizable operands. Vectorized code uses the shorthand |