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base_method.carbon

base_method.carbon 13 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/base_method.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/base_method.carbon
    14. 

  14. 

  15. base class Base {
    16. 

  16.   var a: i32;
    17. 

  17. 

  18.   fn F[addr self: Self*]();
    19. 

  19. }
    20. 

  20. 

  21. fn Base.F[addr self: Self*]() {
    22. 

  22.   (*self).a = 1;
    23. 

  23. }
    24. 

  24. 

  25. class Derived {
    26. 

  26.   extend base: Base;
    27. 

  27. }
    28. 

  28. 

  29. fn Call(p: Derived*) {
    30. 

  30.   (*p).F();
    31. 

  31. }
    32. 

  32. 

  33. // CHECK:STDOUT: --- base_method.carbon
    34. 

  34. // CHECK:STDOUT:
    35. 

  35. // CHECK:STDOUT: constants {
    36. 

  36. // CHECK:STDOUT:   %Base: type = class_type @Base [concrete]
    37. 

  37. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    38. 

  38. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    39. 

  39. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    40. 

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

  41. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    42. 

  42. // CHECK:STDOUT:   %Base.elem: type = unbound_element_type %Base, %i32 [concrete]
    43. 

  43. // CHECK:STDOUT:   %ptr.11f: type = ptr_type %Base [concrete]
    44. 

  44. // CHECK:STDOUT:   %pattern_type.1b9: type = pattern_type %ptr.11f [concrete]
    45. 

  45. // CHECK:STDOUT:   %pattern_type.f6d: type = pattern_type auto [concrete]
    46. 

  46. // CHECK:STDOUT:   %Base.F.type: type = fn_type @Base.F [concrete]
    47. 

  47. // CHECK:STDOUT:   %Base.F: %Base.F.type = struct_value () [concrete]
    48. 

  48. // CHECK:STDOUT:   %struct_type.a: type = struct_type {.a: %i32} [concrete]
    49. 

  49. // CHECK:STDOUT:   %complete_type.fd7: <witness> = complete_type_witness %struct_type.a [concrete]
    50. 

  50. // CHECK:STDOUT:   %int_1.5b8: Core.IntLiteral = int_value 1 [concrete]
    51. 

  51. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
    52. 

  52. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
    53. 

  53. // CHECK:STDOUT:   %ImplicitAs.type.d14: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    54. 

  54. // CHECK:STDOUT:   %ImplicitAs.Convert.type.1b6: type = fn_type @ImplicitAs.Convert, @ImplicitAs(%i32) [concrete]
    55. 

  55. // CHECK:STDOUT:   %To: Core.IntLiteral = bind_symbolic_name To, 0 [symbolic]
    56. 

  56. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.340: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%To) [symbolic]
    57. 

  57. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.1c0: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.340 = struct_value () [symbolic]
    58. 

  58. // CHECK:STDOUT:   %ImplicitAs.impl_witness.204: <witness> = impl_witness imports.%ImplicitAs.impl_witness_table.9e9, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
    59. 

  59. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.584: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
    60. 

  60. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.0f0: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.584 = struct_value () [concrete]
    61. 

  61. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.d14 = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.204) [concrete]
    62. 

  62. // CHECK:STDOUT:   %.1df: type = fn_type_with_self_type %ImplicitAs.Convert.type.1b6, %ImplicitAs.facet [concrete]
    63. 

  63. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.bound: <bound method> = bound_method %int_1.5b8, %Core.IntLiteral.as.ImplicitAs.impl.Convert.0f0 [concrete]
    64. 

  64. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn: <specific function> = specific_function %Core.IntLiteral.as.ImplicitAs.impl.Convert.0f0, @Core.IntLiteral.as.ImplicitAs.impl.Convert(%int_32) [concrete]
    65. 

  65. // CHECK:STDOUT:   %bound_method: <bound method> = bound_method %int_1.5b8, %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn [concrete]
    66. 

  66. // CHECK:STDOUT:   %int_1.5d2: %i32 = int_value 1 [concrete]
    67. 

  67. // CHECK:STDOUT:   %Derived: type = class_type @Derived [concrete]
    68. 

  68. // CHECK:STDOUT:   %Derived.elem: type = unbound_element_type %Derived, %Base [concrete]
    69. 

  69. // CHECK:STDOUT:   %struct_type.base.b1e: type = struct_type {.base: %Base} [concrete]
    70. 

  70. // CHECK:STDOUT:   %complete_type.15c: <witness> = complete_type_witness %struct_type.base.b1e [concrete]
    71. 

  71. // CHECK:STDOUT:   %ptr.404: type = ptr_type %Derived [concrete]
    72. 

  72. // CHECK:STDOUT:   %pattern_type.605: type = pattern_type %ptr.404 [concrete]
    73. 

  73. // CHECK:STDOUT:   %Call.type: type = fn_type @Call [concrete]
    74. 

  74. // CHECK:STDOUT:   %Call: %Call.type = struct_value () [concrete]
    75. 

  75. // CHECK:STDOUT: }
    76. 

  76. // CHECK:STDOUT:
    77. 

  77. // CHECK:STDOUT: imports {
    78. 

  78. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    79. 

  79. // CHECK:STDOUT:     .Int = %Core.Int
    80. 

  80. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    81. 

  81. // CHECK:STDOUT:     import Core//prelude
    82. 

  82. // CHECK:STDOUT:     import Core//prelude/...
    83. 

  83. // CHECK:STDOUT:   }
    84. 

  84. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
    85. 

  85. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
    86. 

  86. // CHECK:STDOUT:   %Core.import_ref.ee7: @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert.type (%Core.IntLiteral.as.ImplicitAs.impl.Convert.type.340) = import_ref Core//prelude/parts/int, loc{{\d+_\d+}}, loaded [symbolic = @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert (constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.1c0)]
    87. 

  87. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table.9e9 = impl_witness_table (%Core.import_ref.ee7), @Core.IntLiteral.as.ImplicitAs.impl [concrete]
    88. 

  88. // CHECK:STDOUT: }
    89. 

  89. // CHECK:STDOUT:
    90. 

  90. // CHECK:STDOUT: file {
    91. 

  91. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    92. 

  92. // CHECK:STDOUT:     .Core = imports.%Core
    93. 

  93. // CHECK:STDOUT:     .Base = %Base.decl
    94. 

  94. // CHECK:STDOUT:     .Derived = %Derived.decl
    95. 

  95. // CHECK:STDOUT:     .Call = %Call.decl
    96. 

  96. // CHECK:STDOUT:   }
    97. 

  97. // CHECK:STDOUT:   %Core.import = import Core
    98. 

  98. // CHECK:STDOUT:   %Base.decl: type = class_decl @Base [concrete = constants.%Base] {} {}
    99. 

  99. // CHECK:STDOUT:   %Base.F.decl: %Base.F.type = fn_decl @Base.F [concrete = constants.%Base.F] {
    100. 

  100. // CHECK:STDOUT:     %self.patt: %pattern_type.1b9 = binding_pattern self [concrete]
    101. 

  101. // CHECK:STDOUT:     %self.param_patt: %pattern_type.1b9 = value_param_pattern %self.patt, call_param0 [concrete]
    102. 

  102. // CHECK:STDOUT:     %.loc21_11: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
    103. 

  103. // CHECK:STDOUT:   } {
    104. 

  104. // CHECK:STDOUT:     %self.param.loc21: %ptr.11f = value_param call_param0
    105. 

  105. // CHECK:STDOUT:     %.loc21_26: type = splice_block %ptr.loc21 [concrete = constants.%ptr.11f] {
    106. 

  106. // CHECK:STDOUT:       %Self.ref.loc21: type = name_ref Self, constants.%Base [concrete = constants.%Base]
    107. 

  107. // CHECK:STDOUT:       %ptr.loc21: type = ptr_type %Self.ref.loc21 [concrete = constants.%ptr.11f]
    108. 

  108. // CHECK:STDOUT:     }
    109. 

  109. // CHECK:STDOUT:     %self.loc21: %ptr.11f = bind_name self, %self.param.loc21
    110. 

  110. // CHECK:STDOUT:   }
    111. 

  111. // CHECK:STDOUT:   %Derived.decl: type = class_decl @Derived [concrete = constants.%Derived] {} {}
    112. 

  112. // CHECK:STDOUT:   %Call.decl: %Call.type = fn_decl @Call [concrete = constants.%Call] {
    113. 

  113. // CHECK:STDOUT:     %p.patt: %pattern_type.605 = binding_pattern p [concrete]
    114. 

  114. // CHECK:STDOUT:     %p.param_patt: %pattern_type.605 = value_param_pattern %p.patt, call_param0 [concrete]
    115. 

  115. // CHECK:STDOUT:   } {
    116. 

  116. // CHECK:STDOUT:     %p.param: %ptr.404 = value_param call_param0
    117. 

  117. // CHECK:STDOUT:     %.loc29: type = splice_block %ptr [concrete = constants.%ptr.404] {
    118. 

  118. // CHECK:STDOUT:       %Derived.ref: type = name_ref Derived, file.%Derived.decl [concrete = constants.%Derived]
    119. 

  119. // CHECK:STDOUT:       %ptr: type = ptr_type %Derived.ref [concrete = constants.%ptr.404]
    120. 

  120. // CHECK:STDOUT:     }
    121. 

  121. // CHECK:STDOUT:     %p: %ptr.404 = bind_name p, %p.param
    122. 

  122. // CHECK:STDOUT:   }
    123. 

  123. // CHECK:STDOUT: }
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT: class @Base {
    126. 

  126. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
    127. 

  127. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
    128. 

  128. // CHECK:STDOUT:   %.loc16: %Base.elem = field_decl a, element0 [concrete]
    129. 

  129. // CHECK:STDOUT:   %Base.F.decl: %Base.F.type = fn_decl @Base.F [concrete = constants.%Base.F] {
    130. 

  130. // CHECK:STDOUT:     %self.patt: %pattern_type.1b9 = binding_pattern self [concrete]
    131. 

  131. // CHECK:STDOUT:     %self.param_patt: %pattern_type.1b9 = value_param_pattern %self.patt, call_param0 [concrete]
    132. 

  132. // CHECK:STDOUT:     %.loc21_11: %pattern_type.f6d = addr_pattern %self.param_patt [concrete]
    133. 

  133. // CHECK:STDOUT:   } {
    134. 

  134. // CHECK:STDOUT:     %self.param.loc18: %ptr.11f = value_param call_param0
    135. 

  135. // CHECK:STDOUT:     %.loc18: type = splice_block %ptr.loc18 [concrete = constants.%ptr.11f] {
    136. 

  136. // CHECK:STDOUT:       %Self.ref.loc18: type = name_ref Self, constants.%Base [concrete = constants.%Base]
    137. 

  137. // CHECK:STDOUT:       %ptr.loc18: type = ptr_type %Self.ref.loc18 [concrete = constants.%ptr.11f]
    138. 

  138. // CHECK:STDOUT:     }
    139. 

  139. // CHECK:STDOUT:     %self.loc18: %ptr.11f = bind_name self, %self.param.loc18
    140. 

  140. // CHECK:STDOUT:   }
    141. 

  141. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%struct_type.a [concrete = constants.%complete_type.fd7]
    142. 

  142. // CHECK:STDOUT:   complete_type_witness = %complete_type
    143. 

  143. // CHECK:STDOUT:
    144. 

  144. // CHECK:STDOUT: !members:
    145. 

  145. // CHECK:STDOUT:   .Self = constants.%Base
    146. 

  146. // CHECK:STDOUT:   .a = %.loc16
    147. 

  147. // CHECK:STDOUT:   .F = %Base.F.decl
    148. 

  148. // CHECK:STDOUT: }
    149. 

  149. // CHECK:STDOUT:
    150. 

  150. // CHECK:STDOUT: class @Derived {
    151. 

  151. // CHECK:STDOUT:   %Base.ref: type = name_ref Base, file.%Base.decl [concrete = constants.%Base]
    152. 

  152. // CHECK:STDOUT:   %.loc26: %Derived.elem = base_decl %Base.ref, element0 [concrete]
    153. 

  153. // CHECK:STDOUT:   %complete_type: <witness> = complete_type_witness constants.%struct_type.base.b1e [concrete = constants.%complete_type.15c]
    154. 

  154. // CHECK:STDOUT:   complete_type_witness = %complete_type
    155. 

  155. // CHECK:STDOUT:
    156. 

  156. // CHECK:STDOUT: !members:
    157. 

  157. // CHECK:STDOUT:   .Self = constants.%Derived
    158. 

  158. // CHECK:STDOUT:   .Base = <poisoned>
    159. 

  159. // CHECK:STDOUT:   .base = %.loc26
    160. 

  160. // CHECK:STDOUT:   .F = <poisoned>
    161. 

  161. // CHECK:STDOUT:   extend %Base.ref
    162. 

  162. // CHECK:STDOUT: }
    163. 

  163. // CHECK:STDOUT:
    164. 

  164. // CHECK:STDOUT: fn @Base.F(%self.param.loc21: %ptr.11f) {
    165. 

  165. // CHECK:STDOUT: !entry:
    166. 

  166. // CHECK:STDOUT:   %self.ref: %ptr.11f = name_ref self, %self.loc21
    167. 

  167. // CHECK:STDOUT:   %.loc22_4: ref %Base = deref %self.ref
    168. 

  168. // CHECK:STDOUT:   %a.ref: %Base.elem = name_ref a, @Base.%.loc16 [concrete = @Base.%.loc16]
    169. 

  169. // CHECK:STDOUT:   %.loc22_10: ref %i32 = class_element_access %.loc22_4, element0
    170. 

  170. // CHECK:STDOUT:   %int_1: Core.IntLiteral = int_value 1 [concrete = constants.%int_1.5b8]
    171. 

  171. // CHECK:STDOUT:   %impl.elem0: %.1df = impl_witness_access constants.%ImplicitAs.impl_witness.204, element0 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.0f0]
    172. 

  172. // CHECK:STDOUT:   %bound_method.loc22_13.1: <bound method> = bound_method %int_1, %impl.elem0 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.bound]
    173. 

  173. // CHECK:STDOUT:   %specific_fn: <specific function> = specific_function %impl.elem0, @Core.IntLiteral.as.ImplicitAs.impl.Convert(constants.%int_32) [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn]
    174. 

  174. // CHECK:STDOUT:   %bound_method.loc22_13.2: <bound method> = bound_method %int_1, %specific_fn [concrete = constants.%bound_method]
    175. 

  175. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.call: init %i32 = call %bound_method.loc22_13.2(%int_1) [concrete = constants.%int_1.5d2]
    176. 

  176. // CHECK:STDOUT:   %.loc22_13: init %i32 = converted %int_1, %Core.IntLiteral.as.ImplicitAs.impl.Convert.call [concrete = constants.%int_1.5d2]
    177. 

  177. // CHECK:STDOUT:   assign %.loc22_10, %.loc22_13
    178. 

  178. // CHECK:STDOUT:   return
    179. 

  179. // CHECK:STDOUT: }
    180. 

  180. // CHECK:STDOUT:
    181. 

  181. // CHECK:STDOUT: fn @Call(%p.param: %ptr.404) {
    182. 

  182. // CHECK:STDOUT: !entry:
    183. 

  183. // CHECK:STDOUT:   %p.ref: %ptr.404 = name_ref p, %p
    184. 

  184. // CHECK:STDOUT:   %.loc30_4.1: ref %Derived = deref %p.ref
    185. 

  185. // CHECK:STDOUT:   %F.ref: %Base.F.type = name_ref F, @Base.%Base.F.decl [concrete = constants.%Base.F]
    186. 

  186. // CHECK:STDOUT:   %Base.F.bound: <bound method> = bound_method %.loc30_4.1, %F.ref
    187. 

  187. // CHECK:STDOUT:   %addr.loc30_4.1: %ptr.404 = addr_of %.loc30_4.1
    188. 

  188. // CHECK:STDOUT:   %.loc30_4.2: ref %Derived = deref %addr.loc30_4.1
    189. 

  189. // CHECK:STDOUT:   %.loc30_4.3: ref %Base = class_element_access %.loc30_4.2, element0
    190. 

  190. // CHECK:STDOUT:   %addr.loc30_4.2: %ptr.11f = addr_of %.loc30_4.3
    191. 

  191. // CHECK:STDOUT:   %.loc30_4.4: %ptr.11f = converted %addr.loc30_4.1, %addr.loc30_4.2
    192. 

  192. // CHECK:STDOUT:   %Base.F.call: init %empty_tuple.type = call %Base.F.bound(%.loc30_4.4)
    193. 

  193. // CHECK:STDOUT:   return
    194. 

  194. // CHECK:STDOUT: }
    195. 

  195. // CHECK:STDOUT:
    196.