[llvm] aee1ade - [PowerPC][NFC] add explicit check for ctr loop pseudo expansion.

[Chen Zheng via llvm-commits]

Author: Chen Zheng
Date: 2022-12-19T20:32:56-05:00
New Revision: aee1adedc8a73653e1bc743a39d3ff2966da7a77

URL: https://github.com/llvm/llvm-project/commit/aee1adedc8a73653e1bc743a39d3ff2966da7a77
DIFF: https://github.com/llvm/llvm-project/commit/aee1adedc8a73653e1bc743a39d3ff2966da7a77.diff

LOG: [PowerPC][NFC] add explicit check for ctr loop pseudo expansion.

Added: 
    

Modified: 
    llvm/lib/Target/PowerPC/PPCCTRLoops.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp b/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
index 68afc5104ec2..5299c0c924b3 100644
--- a/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
+++ b/llvm/lib/Target/PowerPC/PPCCTRLoops.cpp
@@ -104,6 +104,15 @@ bool PPCCTRLoops::runOnMachineFunction(MachineFunction &MF) {
       Changed |= processLoop(ML);
   }
 
+#ifndef NDEBUG
+  for (const MachineBasicBlock &BB : MF) {
+    for (const MachineInstr &I : BB)
+      assert((I.getOpcode() != PPC::DecreaseCTRloop &&
+              I.getOpcode() != PPC::DecreaseCTR8loop) &&
+             "CTR loop pseudo is not expanded!");
+  }
+#endif
+
   return Changed;
 }