diff options
Diffstat (limited to 'compiler/optimizing/intrinsics_arm.cc')
| -rw-r--r-- | compiler/optimizing/intrinsics_arm.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/compiler/optimizing/intrinsics_arm.cc b/compiler/optimizing/intrinsics_arm.cc index 1e6b3a1fb3..b1fbf28204 100644 --- a/compiler/optimizing/intrinsics_arm.cc +++ b/compiler/optimizing/intrinsics_arm.cc @@ -847,6 +847,9 @@ static void GenCas(LocationSummary* locations, Primitive::Type type, CodeGenerat } // Prevent reordering with prior memory operations. + // Emit a DMB ISH instruction instead of an DMB ISHST one, as the + // latter allows a preceding load to be delayed past the STXR + // instruction below. __ dmb(ISH); __ add(tmp_ptr, base, ShifterOperand(offset)); |