Target/PowerPC/PPCMacroFusion.cpp

70                            const MachineInstr &SecondMI,
73   const MachineOperand &Op2 = SecondMI.getOperand(SecondMIOpIndex);
93 // Return true if the FirstMI meets the constraints of SecondMI according to
97                                const MachineInstr &SecondMI) {
105     const MachineOperand &RA = SecondMI.getOperand(1);
114     const MachineOperand &RT = SecondMI.getOperand(0);
122       if (!matchingRegOps(SecondMI, 0, SecondMI, 2) ||
137       const MachineOperand &D = SecondMI.getOperand(1);
143       if (SecondMI.getOpcode() == PPC::LD)
171     const MachineOperand &BT = SecondMI.getOperand(0);
174     if (SecondMI.getOpcode() == PPC::CMPDI &&
175         matchingImmOps(SecondMI, 2, -1, 16))
177     return matchingImmOps(SecondMI, 2, 0) || matchingImmOps(SecondMI, 2, 1);
182     const MachineOperand &BT = SecondMI.getOperand(0);
185     return matchingImmOps(SecondMI, 2, 0) || matchingImmOps(SecondMI, 2, 1) ||
186            matchingImmOps(SecondMI, 2, -1, 16);
206     const MachineOperand &SI = SecondMI.getOperand(2);
231 /// Check if the instr pair, FirstMI and SecondMI, should be fused together.
232 /// Given SecondMI, when FirstMI is unspecified, then check if SecondMI may be
237                                    const MachineInstr &SecondMI) {
256     // Only when the SecondMI is fusable, we are starting to look for the
258     if (Feature.hasOp2(SecondMI.getOpcode())) {
259       // If FirstMI == nullptr, that means, we're only checking whether SecondMI
264       // Checking if the FirstMI is fusable with the SecondMI.
271         // SecondMI if the DepOpIdx is set. Otherwise, ignore it.
272         if (!matchingRegOps(*FirstMI, 0, SecondMI, *DepOpIdx))
277       if (checkOpConstraints(Feature.getKind(), *FirstMI, SecondMI))