diff options
| author | 2017-04-07 11:33:37 -0700 | |
|---|---|---|
| committer | 2017-04-07 23:03:42 +0000 | |
| commit | fa76296bc624bc2c879167c260ad6925238efb3d (patch) | |
| tree | 045c4488fec66806982a62aa4cfd7d3a2183e958 /compiler/optimizing/induction_var_range.cc | |
| parent | 6f005931d0a0db65128db803df38d59d205dd218 (diff) | |
Fixed missing context while detecting unit strides.
With regression test (found by fuzz testing).
Bug: 37033123
Test: test-art-target
Change-Id: Id738b2a3a353985c3d0bf3beeb581a31f1fcbc3f
Diffstat (limited to 'compiler/optimizing/induction_var_range.cc')
| -rw-r--r-- | compiler/optimizing/induction_var_range.cc | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/compiler/optimizing/induction_var_range.cc b/compiler/optimizing/induction_var_range.cc index d6513c8e34..1c8674d522 100644 --- a/compiler/optimizing/induction_var_range.cc +++ b/compiler/optimizing/induction_var_range.cc @@ -383,12 +383,13 @@ bool InductionVarRange::IsFinite(HLoopInformation* loop, /*out*/ int64_t* tc) co return false; } -bool InductionVarRange::IsUnitStride(HInstruction* instruction, +bool InductionVarRange::IsUnitStride(HInstruction* context, + HInstruction* instruction, /*out*/ HInstruction** offset) const { HLoopInformation* loop = nullptr; HInductionVarAnalysis::InductionInfo* info = nullptr; HInductionVarAnalysis::InductionInfo* trip = nullptr; - if (HasInductionInfo(instruction, instruction, &loop, &info, &trip)) { + if (HasInductionInfo(context, instruction, &loop, &info, &trip)) { if (info->induction_class == HInductionVarAnalysis::kLinear && info->op_b->operation == HInductionVarAnalysis::kFetch && !HInductionVarAnalysis::IsNarrowingLinear(info)) { |