================
@@ -2883,19 +2883,28 @@ MachineBasicBlock 
*AArch64TargetLowering::EmitZTInstr(MachineInstr &MI,
 
 MachineBasicBlock *
 AArch64TargetLowering::EmitZAInstr(unsigned Opc, unsigned BaseReg,
-                                   MachineInstr &MI,
-                                   MachineBasicBlock *BB, bool HasTile) const {
+                                   MachineInstr &MI, MachineBasicBlock *BB,
+                                   bool HasTile, bool HasZPROut) const {
   const TargetInstrInfo *TII = Subtarget->getInstrInfo();
   MachineInstrBuilder MIB = BuildMI(*BB, MI, MI.getDebugLoc(), TII->get(Opc));
   unsigned StartIdx = 0;
 
-  if (HasTile) {
-    MIB.addReg(BaseReg + MI.getOperand(0).getImm(), RegState::Define);
-    MIB.addReg(BaseReg + MI.getOperand(0).getImm());
-    StartIdx = 1;
-  } else
-    MIB.addReg(BaseReg, RegState::Define).addReg(BaseReg);
-
+  if (HasZPROut) {
----------------
momchil-velikov wrote:
Looks good with the last change. Still can further simplify and make it more 
readable like in the snippet above.

https://github.com/llvm/llvm-project/pull/88710
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