[llvm] r263965 - [AArch64] Add a helpful assert. NFC.

[Chad Rosier via llvm-commits]

Author: mcrosier
Date: Mon Mar 21 13:04:10 2016
New Revision: 263965

URL: http://llvm.org/viewvc/llvm-project?rev=263965&view=rev
Log:
[AArch64] Add a helpful assert. NFC.

Modified:
    llvm/trunk/lib/Target/AArch64/AArch64InstrInfo.cpp

Modified: llvm/trunk/lib/Target/AArch64/AArch64InstrInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AArch64/AArch64InstrInfo.cpp?rev=263965&r1=263964&r2=263965&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AArch64/AArch64InstrInfo.cpp (original)
+++ llvm/trunk/lib/Target/AArch64/AArch64InstrInfo.cpp Mon Mar 21 13:04:10 2016
@@ -1402,6 +1402,7 @@ bool AArch64InstrInfo::getMemOpBaseRegIm
 bool AArch64InstrInfo::getMemOpBaseRegImmOfsWidth(
     MachineInstr *LdSt, unsigned &BaseReg, int64_t &Offset, unsigned &Width,
     const TargetRegisterInfo *TRI) const {
+  assert(LdSt->mayLoadOrStore() && "Expected a memory operation.");
   // Handle only loads/stores with base register followed by immediate offset.
   if (LdSt->getNumOperands() != 3)
     return false;