[Mlir-commits] [mlir] [mlir][emitc] Restrict integer and float types (PR #85788)

[Marius Brehler]

================
@@ -81,3 +81,19 @@ func.func @illegal_array_with_tensor_element_type(
     %arg0: !emitc.array<4xtensor<4xi32>>
 ) {
 }
+
+// -----
+
+func.func @illegal_integer_type(%arg0: i11, %arg1: i11) -> i11 {
+    // expected-error @+1 {{'emitc.mul' op operand #0 must be floating-point type supported by EmitC or integer type supported by EmitC or index or EmitC opaque type, but got 'i11'}}
+    %mul = "emitc.mul" (%arg0, %arg1) : (i11, i11) -> i11
+    return
+}
+
+// -----
+
+func.func @illegal_float_type(%arg0: f80, %arg1: f80) {
+    // expected-error @+1 {{'emitc.mul' op operand #0 must be floating-point type supported by EmitC or integer type supported by EmitC or index or EmitC opaque type, but got 'f80'}}
+    %mul = "emitc.mul" (%arg0, %arg1) : (f80, f80) -> f80
+    return
+}
----------------
marbre wrote:

That is perfectly fine and that's what I had in mind. Just a simple test that checks for the error to be hit.

https://github.com/llvm/llvm-project/pull/85788