[llvm] [AArch64][FEAT_CMPBR] Codegen for Armv9.6-a compare-and-branch (PR #116465)

[David Tellenbach via llvm-commits]

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@@ -216,6 +220,17 @@ static void parseCondBranch(MachineInstr *LastInst, MachineBasicBlock *&Target,
     Cond.push_back(MachineOperand::CreateImm(LastInst->getOpcode()));
     Cond.push_back(LastInst->getOperand(0));
     Cond.push_back(LastInst->getOperand(1));
+    break;
+  case AArch64::CBWPri:
+  case AArch64::CBXPri:
+  case AArch64::CBWPrr:
+  case AArch64::CBXPrr:
+    Target = LastInst->getOperand(3).getMBB();
+    Cond.push_back(MachineOperand::CreateImm(-1));
+    Cond.push_back(MachineOperand::CreateImm(LastInst->getOpcode()));
+    Cond.push_back(LastInst->getOperand(0));
+    Cond.push_back(LastInst->getOperand(1));
+    Cond.push_back(LastInst->getOperand(2));
   }
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dtellenbach wrote:

Done

https://github.com/llvm/llvm-project/pull/116465