diff options
Diffstat (limited to 'llvm/lib/Target/AArch64/AArch64InstrInfo.cpp')
-rw-r--r-- | llvm/lib/Target/AArch64/AArch64InstrInfo.cpp | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp b/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp index c0c6055..13c80a4 100644 --- a/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp +++ b/llvm/lib/Target/AArch64/AArch64InstrInfo.cpp @@ -940,6 +940,12 @@ bool AArch64InstrInfo::areMemAccessesTriviallyDisjoint( bool AArch64InstrInfo::analyzeCompare(const MachineInstr &MI, unsigned &SrcReg, unsigned &SrcReg2, int &CmpMask, int &CmpValue) const { + // The first operand can be a frame index where we'd normally expect a + // register. + assert(MI.getNumOperands() >= 2 && "All AArch64 cmps should have 2 operands"); + if (!MI.getOperand(1).isReg()) + return false; + switch (MI.getOpcode()) { default: break; |