[mlir][vector] Skip uniform vectorization for non scalar type (llvm#128294)

Author: Lewuathe

mlir/lib/Dialect/Affine/Transforms/SuperVectorize.cpp

@@ -1106,6 +1106,10 @@ static bool isUniformDefinition(Value value,
     if (!loop.isDefinedOutsideOfLoop(value))
       return false;
   }
+
+  if (!value.getType().isIntOrIndexOrFloat())
+    return false;
+
   return true;
 }
 

mlir/test/Dialect/Affine/SuperVectorize/vectorize_1d.mlir

@@ -684,3 +684,19 @@ func.func @vec_vecdim_reduction_rejected(%in: memref<256x512xf32>, %out: memref<
 
 // CHECK-LABEL: @vec_vecdim_reduction_rejected
 // CHECK-NOT: vector
+
+
+// -----
+
+// Non scalar type is not regarded as the uniform in the vectorization
+func.func @vec_non_scalar_type() {
+  %idx0 = index.constant 0
+  %alloc_82 = memref.alloc() : memref<1xi64>
+  affine.for %arg0 = 0 to 78 {
+    %dim_191 = memref.dim %alloc_82, %idx0 : memref<1xi64>
+  }
+  return
+}
+
+// CHECK-LABEL: @vec_non_scalar_type
+// CHECK-NOT: vector