[clang] [llvm] [AMDGPU] modify named barrier builtins and intrinsics (PR #114550)

[Matt Arsenault via cfe-commits]

================
@@ -920,6 +920,124 @@ class AMDGPULowerModuleLDS {
     return KernelToCreatedDynamicLDS;
   }
 
+  static GlobalVariable *uniquifyGVPerKernel(Module &M, GlobalVariable *GV,
----------------
arsenm wrote:

This still should be a separate PR 

https://github.com/llvm/llvm-project/pull/114550