diff options
Diffstat (limited to 'lib/Target/ARM/ARMFastISel.cpp')
-rw-r--r-- | lib/Target/ARM/ARMFastISel.cpp | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/lib/Target/ARM/ARMFastISel.cpp b/lib/Target/ARM/ARMFastISel.cpp index a66cd7053c0a..a50abfdbee44 100644 --- a/lib/Target/ARM/ARMFastISel.cpp +++ b/lib/Target/ARM/ARMFastISel.cpp @@ -2951,7 +2951,8 @@ bool ARMFastISel::tryToFoldLoadIntoMI(MachineInstr *MI, unsigned OpNo, unsigned ResultReg = MI->getOperand(0).getReg(); if (!ARMEmitLoad(VT, ResultReg, Addr, LI->getAlignment(), isZExt, false)) return false; - MI->eraseFromParent(); + MachineBasicBlock::iterator I(MI); + removeDeadCode(I, std::next(I)); return true; } @@ -2970,12 +2971,16 @@ unsigned ARMFastISel::ARMLowerPICELF(const GlobalValue *GV, unsigned ConstAlign = MF->getDataLayout().getPrefTypeAlignment(Type::getInt32PtrTy(*Context)); unsigned Idx = MF->getConstantPool()->getConstantPoolIndex(CPV, ConstAlign); + MachineMemOperand *CPMMO = + MF->getMachineMemOperand(MachinePointerInfo::getConstantPool(*MF), + MachineMemOperand::MOLoad, 4, 4); unsigned TempReg = MF->getRegInfo().createVirtualRegister(&ARM::rGPRRegClass); unsigned Opc = isThumb2 ? ARM::t2LDRpci : ARM::LDRcp; MachineInstrBuilder MIB = BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(Opc), TempReg) - .addConstantPoolIndex(Idx); + .addConstantPoolIndex(Idx) + .addMemOperand(CPMMO); if (Opc == ARM::LDRcp) MIB.addImm(0); MIB.add(predOps(ARMCC::AL)); @@ -2988,6 +2993,7 @@ unsigned ARMFastISel::ARMLowerPICELF(const GlobalValue *GV, MIB = BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DbgLoc, TII.get(Opc), DestReg) .addReg(TempReg) .addImm(ARMPCLabelIndex); + if (!Subtarget->isThumb()) MIB.add(predOps(ARMCC::AL)); |