[clang] [llvm] [AMDGPU][gfx1250] Add 128B cooperative atomics (PR #156418)

Pierre van Houtryve via llvm-commits llvm-commits at lists.llvm.org
Wed Sep 3 00:25:16 PDT 2025


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@@ -6776,6 +6776,28 @@ void Verifier::visitIntrinsicCall(Intrinsic::ID ID, CallBase &Call) {
           "invalid vector type for format", &Call, Src1, Call.getArgOperand(2));
     break;
   }
+  case Intrinsic::amdgcn_cooperative_atomic_load_32x4B:
+  case Intrinsic::amdgcn_cooperative_atomic_load_16x8B:
+  case Intrinsic::amdgcn_cooperative_atomic_load_8x16B:
+  case Intrinsic::amdgcn_cooperative_atomic_store_32x4B:
+  case Intrinsic::amdgcn_cooperative_atomic_store_16x8B:
+  case Intrinsic::amdgcn_cooperative_atomic_store_8x16B: {
+    // Check we only use this intrinsic on the FLAT or GLOBAL address spaces.
----------------
Pierre-vh wrote:

`llvm/test/CodeGen/AMDGPU/llvm.amdgcn.cooperative.atomic-verifier.ll` has those tests

https://github.com/llvm/llvm-project/pull/156418


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