[Mlir-commits] [mlir] Reimplementing target description concept using DLTI attribute (PR #92138)

[Mehdi Amini]

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@@ -194,6 +194,162 @@ def DataLayoutSpecInterface : AttrInterface<"DataLayoutSpecInterface"> {
   }];
 }
 
+def TargetDeviceDescSpecInterface : AttrInterface<"TargetDeviceDescSpecInterface"> {
+  let cppNamespace = "::mlir";
+
+  let description = [{
+    Attribute interface describing a target device description specification.
+
+    A target device description specification is a list of device properties (key)
+    and their values for a specific device. The device is identified using "device_id"
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joker-eph wrote:

I don't understand why this is needed though, and why is it exposed here.
If I have a system with 8 identical GPUs, then this interface could be shared between all the GPUs.


https://github.com/llvm/llvm-project/pull/92138