[Mlir-commits] [mlir] [mlir][spirv] Support `vector.step` in vector to spirv conversion (PR #100651)

[Jakub Kuderski]

================
@@ -794,6 +794,34 @@ func.func @shape_cast_size1_vector(%arg0 : vector<f32>) -> vector<1xf32> {
 
 // -----
 
+// CHECK-LABEL: @step
+//  CHECK-SAME: ()
+//       CHECK:   %[[CST0:.*]] = spirv.Constant 0 : i32
+//       CHECK:   %[[CST1:.*]] = spirv.Constant 1 : i32
+//       CHECK:   %[[CST2:.*]] = spirv.Constant 2 : i32
+//       CHECK:   %[[CST3:.*]] = spirv.Constant 3 : i32
+//       CHECK:   %[[CONSTRUCT:.*]] = spirv.CompositeConstruct %[[CST0]], %[[CST1]], %[[CST2]], %[[CST3]] : (i32, i32, i32, i32) -> vector<4xi32>
+//       CHECK:   %[[CAST:.*]] = builtin.unrealized_conversion_cast %[[CONSTRUCT]] : vector<4xi32> to vector<4xindex>
+//       CHECK:   return %[[CAST]] : vector<4xindex>
+func.func @step() -> vector<4xindex> {
+  %0 = vector.step : vector<4xindex>
+  return %0 : vector<4xindex>
+}
+
+// -----
+
+// CHECK-LABEL: @step_size1
+//  CHECK-SAME: ()
----------------
kuhar wrote:

```suggestion
// CHECK-LABEL: @step_size1()
```

https://github.com/llvm/llvm-project/pull/100651