diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp index f69a2d4..8c0991e 100644 --- a/lib/Target/Mips/MipsISelLowering.cpp +++ b/lib/Target/Mips/MipsISelLowering.cpp @@ -768,13 +768,17 @@ static MachineBasicBlock *expandPseudoDIV(MachineInstr *MI, // Insert instruction "teq $divisor_reg, $zero, 7". MachineBasicBlock::iterator I(MI); MachineInstrBuilder MIB; + MachineOperand &Divisor = MI->getOperand(2); MIB = BuildMI(MBB, llvm::next(I), MI->getDebugLoc(), TII.get(Mips::TEQ)) - .addOperand(MI->getOperand(2)).addReg(Mips::ZERO).addImm(7); + .addReg(Divisor.getReg(), getKillRegState(Divisor.isKill())) + .addReg(Mips::ZERO).addImm(7); // Use the 32-bit sub-register if this is a 64-bit division. if (Is64Bit) MIB->getOperand(0).setSubReg(Mips::sub_32); + // Clear Divisor's kill flag. + Divisor.setIsKill(false); return &MBB; } |