[Mlir-commits] [mlir] [mlir][spirv] Enable (de)serialization of TensorARM to/from OpConstan… (PR #151485)

[Jakub Kuderski]

================
@@ -1789,8 +1789,17 @@ spirv::Deserializer::processConstantNull(ArrayRef<uint32_t> operands) {
   }
 
   auto resultID = operands[1];
+  Attribute attr;
   if (resultType.isIntOrFloat() || isa<VectorType>(resultType)) {
-    auto attr = opBuilder.getZeroAttr(resultType);
+    attr = opBuilder.getZeroAttr(resultType);
+  } else if (isa<TensorArmType>(resultType)) {
+    auto shapedType = cast<ShapedType>(resultType);
+    auto element = opBuilder.getZeroAttr(shapedType.getElementType());
+    if (element)
----------------
kuhar wrote:

```suggestion
  } else if (auto tensorType = dyn_cast<TensorArmType>(resultType)) {
    if (auto element = opBuilder.getZeroAttr(tensorType.getElementType()))
```

https://github.com/llvm/llvm-project/pull/151485