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member_access.carbon

member_access.carbon 7.6 KB
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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
    2. 

  2. // Exceptions. See /LICENSE for license information.
    3. 

  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
    4. 

  4. //
    5. 

  5. // AUTOUPDATE
    6. 

  6. // TIP: To test this file alone, run:
    7. 

  7. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/struct/member_access.carbon
    8. 

  8. // TIP: To dump output, run:
    9. 

  9. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/struct/member_access.carbon
    10. 

  10. 

  11. var x: {.a: f64, .b: i32} = {.a = 0.0, .b = 1};
    12. 

  12. var y: i32 = x.b;
    13. 

  13. var z: i32 = y;
    14. 

  14. 

  15. // CHECK:STDOUT: --- member_access.carbon
    16. 

  16. // CHECK:STDOUT:
    17. 

  17. // CHECK:STDOUT: constants {
    18. 

  18. // CHECK:STDOUT:   %int_64: Core.IntLiteral = int_value 64 [template]
    19. 

  19. // CHECK:STDOUT:   %Float.type: type = fn_type @Float [template]
    20. 

  20. // CHECK:STDOUT:   %Float: %Float.type = struct_value () [template]
    21. 

  21. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [template]
    22. 

  22. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [template]
    23. 

  23. // CHECK:STDOUT:   %struct_type.a.b.ddf: type = struct_type {.a: f64, .b: %i32} [template]
    24. 

  24. // CHECK:STDOUT:   %float: f64 = float_literal 0 [template]
    25. 

  25. // CHECK:STDOUT:   %int_1.5b8: Core.IntLiteral = int_value 1 [template]
    26. 

  26. // CHECK:STDOUT:   %struct_type.a.b.fbb: type = struct_type {.a: f64, .b: Core.IntLiteral} [template]
    27. 

  27. // CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [template]
    28. 

  28. // CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
    29. 

  29. // CHECK:STDOUT:   %impl_witness.d39: <witness> = impl_witness (imports.%Core.import_ref.a5b), @impl.1(%int_32) [template]
    30. 

  30. // CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.1(%int_32) [template]
    31. 

  31. // CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [template]
    32. 

  32. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, %impl_witness.d39 [template]
    33. 

  33. // CHECK:STDOUT:   %.a0b: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [template]
    34. 

  34. // CHECK:STDOUT:   %Convert.bound: <bound method> = bound_method %int_1.5b8, %Convert.956 [template]
    35. 

  35. // CHECK:STDOUT:   %Convert.specific_fn: <specific function> = specific_function %Convert.bound, @Convert.2(%int_32) [template]
    36. 

  36. // CHECK:STDOUT:   %int_1.5d2: %i32 = int_value 1 [template]
    37. 

  37. // CHECK:STDOUT:   %struct: %struct_type.a.b.ddf = struct_value (%float, %int_1.5d2) [template]
    38. 

  38. // CHECK:STDOUT: }
    39. 

  39. // CHECK:STDOUT:
    40. 

  40. // CHECK:STDOUT: imports {
    41. 

  41. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    42. 

  42. // CHECK:STDOUT:     .Float = %Core.Float
    43. 

  43. // CHECK:STDOUT:     .Int = %Core.Int
    44. 

  44. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    45. 

  45. // CHECK:STDOUT:     import Core//prelude
    46. 

  46. // CHECK:STDOUT:     import Core//prelude/...
    47. 

  47. // CHECK:STDOUT:   }
    48. 

  48. // CHECK:STDOUT: }
    49. 

  49. // CHECK:STDOUT:
    50. 

  50. // CHECK:STDOUT: file {
    51. 

  51. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    52. 

  52. // CHECK:STDOUT:     .Core = imports.%Core
    53. 

  53. // CHECK:STDOUT:     .x = %x
    54. 

  54. // CHECK:STDOUT:     .y = %y
    55. 

  55. // CHECK:STDOUT:     .z = %z
    56. 

  56. // CHECK:STDOUT:   }
    57. 

  57. // CHECK:STDOUT:   %Core.import = import Core
    58. 

  58. // CHECK:STDOUT:   name_binding_decl {
    59. 

  59. // CHECK:STDOUT:     %x.patt: %struct_type.a.b.ddf = binding_pattern x
    60. 

  60. // CHECK:STDOUT:     %.loc11_1: %struct_type.a.b.ddf = var_pattern %x.patt
    61. 

  61. // CHECK:STDOUT:   }
    62. 

  62. // CHECK:STDOUT:   %x.var: ref %struct_type.a.b.ddf = var x
    63. 

  63. // CHECK:STDOUT:   %.loc11_25: type = splice_block %struct_type.a.b [template = constants.%struct_type.a.b.ddf] {
    64. 

  64. // CHECK:STDOUT:     %int_64: Core.IntLiteral = int_value 64 [template = constants.%int_64]
    65. 

  65. // CHECK:STDOUT:     %float.make_type: init type = call constants.%Float(%int_64) [template = f64]
    66. 

  66. // CHECK:STDOUT:     %.loc11_13.1: type = value_of_initializer %float.make_type [template = f64]
    67. 

  67. // CHECK:STDOUT:     %.loc11_13.2: type = converted %float.make_type, %.loc11_13.1 [template = f64]
    68. 

  68. // CHECK:STDOUT:     %int_32.loc11: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    69. 

  69. // CHECK:STDOUT:     %i32.loc11: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    70. 

  70. // CHECK:STDOUT:     %struct_type.a.b: type = struct_type {.a: f64, .b: %i32} [template = constants.%struct_type.a.b.ddf]
    71. 

  71. // CHECK:STDOUT:   }
    72. 

  72. // CHECK:STDOUT:   %x: ref %struct_type.a.b.ddf = bind_name x, %x.var
    73. 

  73. // CHECK:STDOUT:   name_binding_decl {
    74. 

  74. // CHECK:STDOUT:     %y.patt: %i32 = binding_pattern y
    75. 

  75. // CHECK:STDOUT:     %.loc12_1: %i32 = var_pattern %y.patt
    76. 

  76. // CHECK:STDOUT:   }
    77. 

  77. // CHECK:STDOUT:   %y.var: ref %i32 = var y
    78. 

  78. // CHECK:STDOUT:   %.loc12_8: type = splice_block %i32.loc12 [template = constants.%i32] {
    79. 

  79. // CHECK:STDOUT:     %int_32.loc12: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    80. 

  80. // CHECK:STDOUT:     %i32.loc12: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    81. 

  81. // CHECK:STDOUT:   }
    82. 

  82. // CHECK:STDOUT:   %y: ref %i32 = bind_name y, %y.var
    83. 

  83. // CHECK:STDOUT:   name_binding_decl {
    84. 

  84. // CHECK:STDOUT:     %z.patt: %i32 = binding_pattern z
    85. 

  85. // CHECK:STDOUT:     %.loc13_1: %i32 = var_pattern %z.patt
    86. 

  86. // CHECK:STDOUT:   }
    87. 

  87. // CHECK:STDOUT:   %z.var: ref %i32 = var z
    88. 

  88. // CHECK:STDOUT:   %.loc13_8: type = splice_block %i32.loc13 [template = constants.%i32] {
    89. 

  89. // CHECK:STDOUT:     %int_32.loc13: Core.IntLiteral = int_value 32 [template = constants.%int_32]
    90. 

  90. // CHECK:STDOUT:     %i32.loc13: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
    91. 

  91. // CHECK:STDOUT:   }
    92. 

  92. // CHECK:STDOUT:   %z: ref %i32 = bind_name z, %z.var
    93. 

  93. // CHECK:STDOUT: }
    94. 

  94. // CHECK:STDOUT:
    95. 

  95. // CHECK:STDOUT: fn @__global_init() {
    96. 

  96. // CHECK:STDOUT: !entry:
    97. 

  97. // CHECK:STDOUT:   %float: f64 = float_literal 0 [template = constants.%float]
    98. 

  98. // CHECK:STDOUT:   %int_1: Core.IntLiteral = int_value 1 [template = constants.%int_1.5b8]
    99. 

  99. // CHECK:STDOUT:   %.loc11_46.1: %struct_type.a.b.fbb = struct_literal (%float, %int_1)
    100. 

  100. // CHECK:STDOUT:   %.loc11_46.2: ref f64 = struct_access file.%x.var, element0
    101. 

  101. // CHECK:STDOUT:   %.loc11_46.3: init f64 = initialize_from %float to %.loc11_46.2 [template = constants.%float]
    102. 

  102. // CHECK:STDOUT:   %impl.elem0: %.a0b = impl_witness_access constants.%impl_witness.d39, element0 [template = constants.%Convert.956]
    103. 

  103. // CHECK:STDOUT:   %bound_method: <bound method> = bound_method %int_1, %impl.elem0 [template = constants.%Convert.bound]
    104. 

  104. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %bound_method, @Convert.2(constants.%int_32) [template = constants.%Convert.specific_fn]
    105. 

  105. // CHECK:STDOUT:   %int.convert_checked: init %i32 = call %specific_fn(%int_1) [template = constants.%int_1.5d2]
    106. 

  106. // CHECK:STDOUT:   %.loc11_46.4: init %i32 = converted %int_1, %int.convert_checked [template = constants.%int_1.5d2]
    107. 

  107. // CHECK:STDOUT:   %.loc11_46.5: ref %i32 = struct_access file.%x.var, element1
    108. 

  108. // CHECK:STDOUT:   %.loc11_46.6: init %i32 = initialize_from %.loc11_46.4 to %.loc11_46.5 [template = constants.%int_1.5d2]
    109. 

  109. // CHECK:STDOUT:   %.loc11_46.7: init %struct_type.a.b.ddf = struct_init (%.loc11_46.3, %.loc11_46.6) to file.%x.var [template = constants.%struct]
    110. 

  110. // CHECK:STDOUT:   %.loc11_1: init %struct_type.a.b.ddf = converted %.loc11_46.1, %.loc11_46.7 [template = constants.%struct]
    111. 

  111. // CHECK:STDOUT:   assign file.%x.var, %.loc11_1
    112. 

  112. // CHECK:STDOUT:   %x.ref: ref %struct_type.a.b.ddf = name_ref x, file.%x
    113. 

  113. // CHECK:STDOUT:   %.loc12_15.1: ref %i32 = struct_access %x.ref, element1
    114. 

  114. // CHECK:STDOUT:   %.loc12_15.2: %i32 = bind_value %.loc12_15.1
    115. 

  115. // CHECK:STDOUT:   assign file.%y.var, %.loc12_15.2
    116. 

  116. // CHECK:STDOUT:   %y.ref: ref %i32 = name_ref y, file.%y
    117. 

  117. // CHECK:STDOUT:   %.loc13: %i32 = bind_value %y.ref
    118. 

  118. // CHECK:STDOUT:   assign file.%z.var, %.loc13
    119. 

  119. // CHECK:STDOUT:   return
    120. 

  120. // CHECK:STDOUT: }
    121. 

  121. // CHECK:STDOUT:
    122.