[PATCH] D81260: [AMDGPU] Skip processing intrinsics that do not become real instructions

[Daniil Fukalov via Phabricator via llvm-commits]

dfukalov created this revision.
dfukalov added a reviewer: rampitec.
Herald added subscribers: kerbowa, hiraditya, t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, jvesely, kzhuravl, arsenm.
Herald added a project: LLVM.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D81260

Files:
  llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp


Index: llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp
===================================================================
--- llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp
+++ llvm/lib/Target/AMDGPU/AMDGPULibCalls.cpp
@@ -1730,7 +1730,9 @@
       // Ignore non-calls.
       CallInst *CI = dyn_cast<CallInst>(I);
       ++I;
-      if (!CI) continue;
+      // Ignore intrinsics that do not become real instructions.
+      if (!CI || isa<DbgInfoIntrinsic>(CI) || !CI->isLifetimeStartOrEnd())
+        continue;
 
       // Ignore indirect calls.
       Function *Callee = CI->getCalledFunction();


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