diff options
Diffstat (limited to 'lib/Target/ARM/ARMLoadStoreOptimizer.cpp')
| -rw-r--r-- | lib/Target/ARM/ARMLoadStoreOptimizer.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp index b78b95b22ebf..4e2d1815dc67 100644 --- a/lib/Target/ARM/ARMLoadStoreOptimizer.cpp +++ b/lib/Target/ARM/ARMLoadStoreOptimizer.cpp @@ -350,7 +350,8 @@ ARMLoadStoreOpt::MergeLDR_STR(MachineBasicBlock &MBB, unsigned SIndex, : ARMRegisterInfo::getRegisterNumbering(Reg); // AM4 - register numbers in ascending order. // AM5 - consecutive register numbers in ascending order. - if (NewOffset == Offset + (int)Size && + if (Reg != ARM::SP && + NewOffset == Offset + (int)Size && ((isAM4 && RegNum > PRegNum) || RegNum == PRegNum+1)) { Offset += Size; PRegNum = RegNum; |