xref: /llvm-project/mlir/test/Examples/Toy/Ch7/struct-codegen.toy (revision 6b4e30b7c80782a2e1616c739b8a598ed72b725d)
1# RUN: toyc-ch7 %s -emit=mlir 2>&1
2# RUN: toyc-ch7 %s -emit=mlir -opt 2>&1 | FileCheck %s --check-prefix=OPT
3
4struct Struct {
5  var a;
6  var b;
7}
8
9# User defined generic function may operate on struct types as well.
10def multiply_transpose(Struct value) {
11  # We can access the elements of a struct via the '.' operator.
12  return transpose(value.a) * transpose(value.b);
13}
14
15def main() {
16  # We initialize struct values using a composite initializer.
17  Struct value = {[[1, 2, 3], [4, 5, 6]], [[1, 2, 3], [4, 5, 6]]};
18
19  # We pass these arguments to functions like we do with variables.
20  var c = multiply_transpose(value);
21  print(c);
22}
23
24# CHECK-LABEL:   func @multiply_transpose(
25# CHECK-SAME:                             [[VAL_0:%.*]]: !toy.struct<tensor<*xf64>, tensor<*xf64>>) -> tensor<*xf64>
26# CHECK-NEXT:      [[VAL_1:%.*]] = "toy.struct_access"([[VAL_0]]) {index = 0 : i64} : (!toy.struct<tensor<*xf64>, tensor<*xf64>>) -> tensor<*xf64>
27# CHECK-NEXT:      [[VAL_2:%.*]] = "toy.transpose"([[VAL_1]]) : (tensor<*xf64>) -> tensor<*xf64>
28# CHECK-NEXT:      [[VAL_3:%.*]] = "toy.struct_access"([[VAL_0]]) {index = 1 : i64} : (!toy.struct<tensor<*xf64>, tensor<*xf64>>) -> tensor<*xf64>
29# CHECK-NEXT:      [[VAL_4:%.*]] = "toy.transpose"([[VAL_3]]) : (tensor<*xf64>) -> tensor<*xf64>
30# CHECK-NEXT:      [[VAL_5:%.*]] = "toy.mul"([[VAL_2]], [[VAL_4]]) : (tensor<*xf64>, tensor<*xf64>) -> tensor<*xf64>
31# CHECK-NEXT:      "toy.return"([[VAL_5]]) : (tensor<*xf64>) -> ()
32
33# CHECK-LABEL:   func @main()
34# CHECK-NEXT:      [[VAL_6:%.*]] = "toy.struct_constant"() {value = [dense<{{\[\[}}1.000000e+00, 2.000000e+00, 3.000000e+00], [4.000000e+00, 5.000000e+00, 6.000000e+00]]> : tensor<2x3xf64>, dense<{{\[\[}}1.000000e+00, 2.000000e+00, 3.000000e+00], [4.000000e+00, 5.000000e+00, 6.000000e+00]]> : tensor<2x3xf64>]} : () -> !toy.struct<tensor<*xf64>, tensor<*xf64>>
35# CHECK-NEXT:      [[VAL_7:%.*]] = "toy.generic_call"([[VAL_6]]) {callee = @multiply_transpose} : (!toy.struct<tensor<*xf64>, tensor<*xf64>>) -> tensor<*xf64>
36# CHECK-NEXT:      "toy.print"([[VAL_7]]) : (tensor<*xf64>) -> ()
37# CHECK-NEXT:      "toy.return"() : () -> ()
38
39# OPT-LABEL:   func @main()
40# OPT-NEXT:      [[VAL_0:%.*]] = "toy.constant"() {value = dense<{{\[\[}}1.000000e+00, 2.000000e+00, 3.000000e+00], [4.000000e+00, 5.000000e+00, 6.000000e+00]]> : tensor<2x3xf64>} : () -> tensor<2x3xf64>
41# OPT-NEXT:      [[VAL_1:%.*]] = "toy.transpose"([[VAL_0]]) : (tensor<2x3xf64>) -> tensor<3x2xf64>
42# OPT-NEXT:      [[VAL_2:%.*]] = "toy.mul"([[VAL_1]], [[VAL_1]]) : (tensor<3x2xf64>, tensor<3x2xf64>) -> tensor<3x2xf64>
43# OPT-NEXT:      "toy.print"([[VAL_2]]) : (tensor<3x2xf64>) -> ()
44# OPT-NEXT:      "toy.return"() : () -> ()
45