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carbon-lang
/
toolchain
/
check
/
testdata
/
class
/
field_access.carbon

field_access.carbon 11 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. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/int.carbon
    6. 

  6. // TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
    7. 

  7. // EXTRA-ARGS: --dump-sem-ir-ranges=if-present
    8. 

  8. //
    9. 

  9. // AUTOUPDATE
    10. 

  10. // TIP: To test this file alone, run:
    11. 

  11. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/class/field_access.carbon
    12. 

  12. // TIP: To dump output, run:
    13. 

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/field_access.carbon
    14. 

  14. 

  15. class Class {
    16. 

  16.   var j: i32;
    17. 

  17.   var k: i32;
    18. 

  18. }
    19. 

  19. 

  20. fn Run() {
    21. 

  21.   var c: Class;
    22. 

  22.   c.j = 1;
    23. 

  23.   c.k = 2;
    24. 

  24.   var cj: i32 = c.j;
    25. 

  25.   var ck: i32 = c.k;
    26. 

  26. }
    27. 

  27. 

  28. // CHECK:STDOUT: --- field_access.carbon
    29. 

  29. // CHECK:STDOUT:
    30. 

  30. // CHECK:STDOUT: constants {
    31. 

  31. // CHECK:STDOUT:   %Class: type = class_type @Class [concrete]
    32. 

  32. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    33. 

  33. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    34. 

  34. // CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
    35. 

  35. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    36. 

  36. // CHECK:STDOUT:   %Class.elem: type = unbound_element_type %Class, %i32 [concrete]
    37. 

  37. // CHECK:STDOUT:   %struct_type.j.k: type = struct_type {.j: %i32, .k: %i32} [concrete]
    38. 

  38. // CHECK:STDOUT:   %complete_type.cf7: <witness> = complete_type_witness %struct_type.j.k [concrete]
    39. 

  39. // CHECK:STDOUT:   %Run.type: type = fn_type @Run [concrete]
    40. 

  40. // CHECK:STDOUT:   %Run: %Run.type = struct_value () [concrete]
    41. 

  41. // CHECK:STDOUT:   %pattern_type.761: type = pattern_type %Class [concrete]
    42. 

  42. // CHECK:STDOUT:   %int_1.5b8: Core.IntLiteral = int_value 1 [concrete]
    43. 

  43. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
    44. 

  44. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
    45. 

  45. // CHECK:STDOUT:   %ImplicitAs.type.205: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    46. 

  46. // CHECK:STDOUT:   %Convert.type.1b6: type = fn_type @Convert.1, @ImplicitAs(%i32) [concrete]
    47. 

  47. // CHECK:STDOUT:   %To: Core.IntLiteral = bind_symbolic_name To, 0 [symbolic]
    48. 

  48. // CHECK:STDOUT:   %Convert.type.0f9: type = fn_type @Convert.2, @impl.4f9(%To) [symbolic]
    49. 

  49. // CHECK:STDOUT:   %Convert.f06: %Convert.type.0f9 = struct_value () [symbolic]
    50. 

  50. // CHECK:STDOUT:   %ImplicitAs.impl_witness.c75: <witness> = impl_witness imports.%ImplicitAs.impl_witness_table.a2f, @impl.4f9(%int_32) [concrete]
    51. 

  51. // CHECK:STDOUT:   %Convert.type.035: type = fn_type @Convert.2, @impl.4f9(%int_32) [concrete]
    52. 

  52. // CHECK:STDOUT:   %Convert.956: %Convert.type.035 = struct_value () [concrete]
    53. 

  53. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.205 = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.c75) [concrete]
    54. 

  54. // CHECK:STDOUT:   %.9c3: type = fn_type_with_self_type %Convert.type.1b6, %ImplicitAs.facet [concrete]
    55. 

  55. // CHECK:STDOUT:   %Convert.bound.ab5: <bound method> = bound_method %int_1.5b8, %Convert.956 [concrete]
    56. 

  56. // CHECK:STDOUT:   %pattern_type.7ce: type = pattern_type %i32 [concrete]
    57. 

  57. // CHECK:STDOUT:   %Convert.specific_fn: <specific function> = specific_function %Convert.956, @Convert.2(%int_32) [concrete]
    58. 

  58. // CHECK:STDOUT:   %bound_method.9a1: <bound method> = bound_method %int_1.5b8, %Convert.specific_fn [concrete]
    59. 

  59. // CHECK:STDOUT:   %int_1.5d2: %i32 = int_value 1 [concrete]
    60. 

  60. // CHECK:STDOUT:   %int_2.ecc: Core.IntLiteral = int_value 2 [concrete]
    61. 

  61. // CHECK:STDOUT:   %Convert.bound.ef9: <bound method> = bound_method %int_2.ecc, %Convert.956 [concrete]
    62. 

  62. // CHECK:STDOUT:   %bound_method.b92: <bound method> = bound_method %int_2.ecc, %Convert.specific_fn [concrete]
    63. 

  63. // CHECK:STDOUT:   %int_2.ef8: %i32 = int_value 2 [concrete]
    64. 

  64. // CHECK:STDOUT: }
    65. 

  65. // CHECK:STDOUT:
    66. 

  66. // CHECK:STDOUT: imports {
    67. 

  67. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    68. 

  68. // CHECK:STDOUT:     .Int = %Core.Int
    69. 

  69. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    70. 

  70. // CHECK:STDOUT:     import Core//prelude
    71. 

  71. // CHECK:STDOUT:     import Core//prelude/...
    72. 

  72. // CHECK:STDOUT:   }
    73. 

  73. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
    74. 

  74. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
    75. 

  75. // CHECK:STDOUT:   %Core.import_ref.a5b: @impl.4f9.%Convert.type (%Convert.type.0f9) = import_ref Core//prelude/parts/int, loc16_39, loaded [symbolic = @impl.4f9.%Convert (constants.%Convert.f06)]
    76. 

  76. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table.a2f = impl_witness_table (%Core.import_ref.a5b), @impl.4f9 [concrete]
    77. 

  77. // CHECK:STDOUT: }
    78. 

  78. // CHECK:STDOUT:
    79. 

  79. // CHECK:STDOUT: file {
    80. 

  80. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    81. 

  81. // CHECK:STDOUT:     .Core = imports.%Core
    82. 

  82. // CHECK:STDOUT:     .Class = %Class.decl
    83. 

  83. // CHECK:STDOUT:     .Run = %Run.decl
    84. 

  84. // CHECK:STDOUT:   }
    85. 

  85. // CHECK:STDOUT:   %Core.import = import Core
    86. 

  86. // CHECK:STDOUT:   %Class.decl: type = class_decl @Class [concrete = constants.%Class] {} {}
    87. 

  87. // CHECK:STDOUT:   %Run.decl: %Run.type = fn_decl @Run [concrete = constants.%Run] {} {}
    88. 

  88. // CHECK:STDOUT: }
    89. 

  89. // CHECK:STDOUT:
    90. 

  90. // CHECK:STDOUT: class @Class {
    91. 

  91. // CHECK:STDOUT:   %int_32.loc16: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    92. 

  92. // CHECK:STDOUT:   %i32.loc16: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    93. 

  93. // CHECK:STDOUT:   %.loc16: %Class.elem = field_decl j, element0 [concrete]
    94. 

  94. // CHECK:STDOUT:   %int_32.loc17: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    95. 

  95. // CHECK:STDOUT:   %i32.loc17: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    96. 

  96. // CHECK:STDOUT:   %.loc17: %Class.elem = field_decl k, element1 [concrete]
    97. 

  97. // CHECK:STDOUT:   %struct_type.j.k: type = struct_type {.j: %i32, .k: %i32} [concrete = constants.%struct_type.j.k]
    98. 

  98. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness %struct_type.j.k [concrete = constants.%complete_type.cf7]
    99. 

  99. // CHECK:STDOUT:   complete_type_witness = %complete_type
    100. 

  100. // CHECK:STDOUT:
    101. 

  101. // CHECK:STDOUT: !members:
    102. 

  102. // CHECK:STDOUT:   .Self = constants.%Class
    103. 

  103. // CHECK:STDOUT:   .j = %.loc16
    104. 

  104. // CHECK:STDOUT:   .k = %.loc17
    105. 

  105. // CHECK:STDOUT: }
    106. 

  106. // CHECK:STDOUT:
    107. 

  107. // CHECK:STDOUT: fn @Run() {
    108. 

  108. // CHECK:STDOUT: !entry:
    109. 

  109. // CHECK:STDOUT:   name_binding_decl {
    110. 

  110. // CHECK:STDOUT:     %c.patt: %pattern_type.761 = binding_pattern c [concrete]
    111. 

  111. // CHECK:STDOUT:     %c.var_patt: %pattern_type.761 = var_pattern %c.patt [concrete]
    112. 

  112. // CHECK:STDOUT:   }
    113. 

  113. // CHECK:STDOUT:   %c.var: ref %Class = var %c.var_patt
    114. 

  114. // CHECK:STDOUT:   %Class.ref: type = name_ref Class, file.%Class.decl [concrete = constants.%Class]
    115. 

  115. // CHECK:STDOUT:   %c: ref %Class = bind_name c, %c.var
    116. 

  116. // CHECK:STDOUT:   %c.ref.loc22: ref %Class = name_ref c, %c
    117. 

  117. // CHECK:STDOUT:   %j.ref.loc22: %Class.elem = name_ref j, @Class.%.loc16 [concrete = @Class.%.loc16]
    118. 

  118. // CHECK:STDOUT:   %.loc22_4: ref %i32 = class_element_access %c.ref.loc22, element0
    119. 

  119. // CHECK:STDOUT:   %int_1: Core.IntLiteral = int_value 1 [concrete = constants.%int_1.5b8]
    120. 

  120. // CHECK:STDOUT:   %impl.elem0.loc22: %.9c3 = impl_witness_access constants.%ImplicitAs.impl_witness.c75, element0 [concrete = constants.%Convert.956]
    121. 

  121. // CHECK:STDOUT:   %bound_method.loc22_7.1: <bound method> = bound_method %int_1, %impl.elem0.loc22 [concrete = constants.%Convert.bound.ab5]
    122. 

  122. // CHECK:STDOUT:   %specific_fn.loc22: <specific function> = specific_function %impl.elem0.loc22, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn]
    123. 

  123. // CHECK:STDOUT:   %bound_method.loc22_7.2: <bound method> = bound_method %int_1, %specific_fn.loc22 [concrete = constants.%bound_method.9a1]
    124. 

  124. // CHECK:STDOUT:   %int.convert_checked.loc22: init %i32 = call %bound_method.loc22_7.2(%int_1) [concrete = constants.%int_1.5d2]
    125. 

  125. // CHECK:STDOUT:   %.loc22_7: init %i32 = converted %int_1, %int.convert_checked.loc22 [concrete = constants.%int_1.5d2]
    126. 

  126. // CHECK:STDOUT:   assign %.loc22_4, %.loc22_7
    127. 

  127. // CHECK:STDOUT:   %c.ref.loc23: ref %Class = name_ref c, %c
    128. 

  128. // CHECK:STDOUT:   %k.ref.loc23: %Class.elem = name_ref k, @Class.%.loc17 [concrete = @Class.%.loc17]
    129. 

  129. // CHECK:STDOUT:   %.loc23_4: ref %i32 = class_element_access %c.ref.loc23, element1
    130. 

  130. // CHECK:STDOUT:   %int_2: Core.IntLiteral = int_value 2 [concrete = constants.%int_2.ecc]
    131. 

  131. // CHECK:STDOUT:   %impl.elem0.loc23: %.9c3 = impl_witness_access constants.%ImplicitAs.impl_witness.c75, element0 [concrete = constants.%Convert.956]
    132. 

  132. // CHECK:STDOUT:   %bound_method.loc23_7.1: <bound method> = bound_method %int_2, %impl.elem0.loc23 [concrete = constants.%Convert.bound.ef9]
    133. 

  133. // CHECK:STDOUT:   %specific_fn.loc23: <specific function> = specific_function %impl.elem0.loc23, @Convert.2(constants.%int_32) [concrete = constants.%Convert.specific_fn]
    134. 

  134. // CHECK:STDOUT:   %bound_method.loc23_7.2: <bound method> = bound_method %int_2, %specific_fn.loc23 [concrete = constants.%bound_method.b92]
    135. 

  135. // CHECK:STDOUT:   %int.convert_checked.loc23: init %i32 = call %bound_method.loc23_7.2(%int_2) [concrete = constants.%int_2.ef8]
    136. 

  136. // CHECK:STDOUT:   %.loc23_7: init %i32 = converted %int_2, %int.convert_checked.loc23 [concrete = constants.%int_2.ef8]
    137. 

  137. // CHECK:STDOUT:   assign %.loc23_4, %.loc23_7
    138. 

  138. // CHECK:STDOUT:   name_binding_decl {
    139. 

  139. // CHECK:STDOUT:     %cj.patt: %pattern_type.7ce = binding_pattern cj [concrete]
    140. 

  140. // CHECK:STDOUT:     %cj.var_patt: %pattern_type.7ce = var_pattern %cj.patt [concrete]
    141. 

  141. // CHECK:STDOUT:   }
    142. 

  142. // CHECK:STDOUT:   %cj.var: ref %i32 = var %cj.var_patt
    143. 

  143. // CHECK:STDOUT:   %c.ref.loc24: ref %Class = name_ref c, %c
    144. 

  144. // CHECK:STDOUT:   %j.ref.loc24: %Class.elem = name_ref j, @Class.%.loc16 [concrete = @Class.%.loc16]
    145. 

  145. // CHECK:STDOUT:   %.loc24_18.1: ref %i32 = class_element_access %c.ref.loc24, element0
    146. 

  146. // CHECK:STDOUT:   %.loc24_18.2: %i32 = bind_value %.loc24_18.1
    147. 

  147. // CHECK:STDOUT:   assign %cj.var, %.loc24_18.2
    148. 

  148. // CHECK:STDOUT:   %.loc24_11: type = splice_block %i32.loc24 [concrete = constants.%i32] {
    149. 

  149. // CHECK:STDOUT:     %int_32.loc24: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    150. 

  150. // CHECK:STDOUT:     %i32.loc24: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    151. 

  151. // CHECK:STDOUT:   }
    152. 

  152. // CHECK:STDOUT:   %cj: ref %i32 = bind_name cj, %cj.var
    153. 

  153. // CHECK:STDOUT:   name_binding_decl {
    154. 

  154. // CHECK:STDOUT:     %ck.patt: %pattern_type.7ce = binding_pattern ck [concrete]
    155. 

  155. // CHECK:STDOUT:     %ck.var_patt: %pattern_type.7ce = var_pattern %ck.patt [concrete]
    156. 

  156. // CHECK:STDOUT:   }
    157. 

  157. // CHECK:STDOUT:   %ck.var: ref %i32 = var %ck.var_patt
    158. 

  158. // CHECK:STDOUT:   %c.ref.loc25: ref %Class = name_ref c, %c
    159. 

  159. // CHECK:STDOUT:   %k.ref.loc25: %Class.elem = name_ref k, @Class.%.loc17 [concrete = @Class.%.loc17]
    160. 

  160. // CHECK:STDOUT:   %.loc25_18.1: ref %i32 = class_element_access %c.ref.loc25, element1
    161. 

  161. // CHECK:STDOUT:   %.loc25_18.2: %i32 = bind_value %.loc25_18.1
    162. 

  162. // CHECK:STDOUT:   assign %ck.var, %.loc25_18.2
    163. 

  163. // CHECK:STDOUT:   %.loc25_11: type = splice_block %i32.loc25 [concrete = constants.%i32] {
    164. 

  164. // CHECK:STDOUT:     %int_32.loc25: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    165. 

  165. // CHECK:STDOUT:     %i32.loc25: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    166. 

  166. // CHECK:STDOUT:   }
    167. 

  167. // CHECK:STDOUT:   %ck: ref %i32 = bind_name ck, %ck.var
    168. 

  168. // CHECK:STDOUT:   return
    169. 

  169. // CHECK:STDOUT: }
    170. 

  170. // CHECK:STDOUT:
    171.