[Mlir-commits] [mlir] Extending UniformQuantizedType with interface-based support for new storage types in Quant dialect (PR #152966)

[Matthias Springer]

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@@ -0,0 +1,44 @@
+#ifndef MLIR_IR_QUANTIZATIONINTERFACE
+#define MLIR_IR_QUANTIZATIONINTERFACE
+
+include "mlir/IR/OpBase.td"
+
+def QuantizationInterface : TypeInterface<"QuantizationInterface"> {
+  let description = [{
+    Interface for types that can be used as storage types in Quant dialect.
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matthias-springer wrote:

Ideally, this interface would live in the `quant` dialect. It would then be attached to the `IntegerType` as an external model. Unfortunately, that makes it impossible to declare the interface as "promised" due to layering constraints.


https://github.com/llvm/llvm-project/pull/152966