[llvm] [AMDGPU][NFC] Test autogenerated llc tests for COV5 (PR #74339)

[Changpeng Fang via llvm-commits]

changpeng wrote:

> The change itself seems fine (though the new metadata spam is a bit annoying, and should eventually be removed).
> 
> The DAG vs. GlobalISel divergence in some of these cases is concerning and shouldn't be happening

The queue_ptr offset was incorrectly dropped for SDAG.  Can you include the following fix?  Thanks.  

diff --git a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
index a7f4d63229b7..be301246f23a 100644
--- a/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
+++ b/llvm/lib/Target/AMDGPU/SIISelLowering.cpp
@@ -1791,7 +1791,7 @@ SDValue SITargetLowering::lowerKernArgParameterPtr(SelectionDAG &DAG,
   // We may not have the kernarg segment argument if we have no kernel
   // arguments.
   if (!InputPtrReg)
-    return DAG.getConstant(0, SL, PtrVT);
+    return DAG.getConstant(Offset, SL, PtrVT);

https://github.com/llvm/llvm-project/pull/74339