[clang] [llvm] [AMDGPU] Introduce asyncmark/wait intrinsics (PR #173259)

[Sameer Sahasrabuddhe via cfe-commits]

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@@ -288,7 +298,9 @@ def __builtin_amdgcn_global_atomic_fadd_v2bf16 : AMDGPUBuiltin<"_ExtVector<2, sh
 def __builtin_amdgcn_ds_atomic_fadd_v2bf16 : AMDGPUBuiltin<"_ExtVector<2, short>(_ExtVector<2, short address_space<3> *>, _ExtVector<2, short>)", [CustomTypeChecking], "atomic-ds-pk-add-16-insts">;
 def __builtin_amdgcn_ds_atomic_fadd_v2f16 : AMDGPUBuiltin<"_ExtVector<2, _Float16>(_ExtVector<2, _Float16 address_space<3> *>, _ExtVector<2, _Float16>)", [CustomTypeChecking], "atomic-ds-pk-add-16-insts">;
 def __builtin_amdgcn_load_to_lds : AMDGPUBuiltin<"void(void *, void address_space<3> *, _Constant unsigned int, _Constant int, _Constant unsigned int)", [], "vmem-to-lds-load-insts">;
+def __builtin_amdgcn_load_async_to_lds : AMDGPUBuiltin<"void(void *, void address_space<3> *, _Constant unsigned int, _Constant int, _Constant unsigned int)", [], "vmem-to-lds-load-insts">;
 def __builtin_amdgcn_global_load_lds : AMDGPUBuiltin<"void(void address_space<1> *, void address_space<3> *, _Constant unsigned int, _Constant int, _Constant unsigned int)", [], "vmem-to-lds-load-insts">;
+def __builtin_amdgcn_global_load_async_lds : AMDGPUBuiltin<"void(void address_space<1> *, void address_space<3> *, _Constant unsigned int, _Constant int, _Constant unsigned int)", [], "vmem-to-lds-load-insts">;
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ssahasra wrote:

I think I'll leave it in just for the sake of completion. Unless you are anticipating some future maintenance cost that we could avoid?

https://github.com/llvm/llvm-project/pull/173259