[llvm] [AMDGPU] Introduce orderign parameter to atomic intrinsics and introduce new llvm.amdgcn.image.atomic.load intrinsic. (PR #73613)

[Matt Arsenault via llvm-commits]

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@@ -796,7 +796,8 @@ class AMDGPUImageDimIntrinsicEval<AMDGPUDimProfile P_> {
 // All dimension-aware intrinsics are derived from this class.
 class AMDGPUImageDimIntrinsic<AMDGPUDimProfile P_,
                               list<IntrinsicProperty> props,
-                              list<SDNodeProperty> sdnodeprops> : DefaultAttrsIntrinsic<
+                              list<SDNodeProperty> sdnodeprops,
+                              string name = ""> : Intrinsic<
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arsenm wrote:

Changing the attributes of the existing intrinsics should be done separately 

https://github.com/llvm/llvm-project/pull/73613