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self_conversion.carbon

self_conversion.carbon 11 KB
Cronologia Originale

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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/class/self_conversion.carbon
    8. 

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

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

  10. 

  11. base class Base {
    12. 

  12.   var a: i32;
    13. 

  13. }
    14. 

  14. 

  15. class Derived {
    16. 

  16.   extend base: Base;
    17. 

  17. 

  18.   fn SelfBase[self: Base]() -> i32;
    19. 

  19.   fn AddrSelfBase[addr self: Base*]();
    20. 

  20. }
    21. 

  21. 

  22. fn Derived.SelfBase[self: Base]() -> i32 {
    23. 

  23.   return self.a;
    24. 

  24. }
    25. 

  25. 

  26. fn Derived.AddrSelfBase[addr self: Base*]() {
    27. 

  27.   (*self).a = 1;
    28. 

  28. }
    29. 

  29. 

  30. fn Call(p: Derived*) -> i32 {
    31. 

  31.   (*p).AddrSelfBase();
    32. 

  32.   return (*p).SelfBase();
    33. 

  33. }
    34. 

  34. 

  35. // CHECK:STDOUT: --- self_conversion.carbon
    36. 

  36. // CHECK:STDOUT:
    37. 

  37. // CHECK:STDOUT: constants {
    38. 

  38. // CHECK:STDOUT:   %Base: type = class_type @Base [template]
    39. 

  39. // CHECK:STDOUT:   %Int32.type: type = fn_type @Int32 [template]
    40. 

  40. // CHECK:STDOUT:   %.1: type = tuple_type () [template]
    41. 

  41. // CHECK:STDOUT:   %Int32: %Int32.type = struct_value () [template]
    42. 

  42. // CHECK:STDOUT:   %.2: type = unbound_element_type %Base, i32 [template]
    43. 

  43. // CHECK:STDOUT:   %.3: type = struct_type {.a: i32} [template]
    44. 

  44. // CHECK:STDOUT:   %.4: <witness> = complete_type_witness %.3 [template]
    45. 

  45. // CHECK:STDOUT:   %Derived: type = class_type @Derived [template]
    46. 

  46. // CHECK:STDOUT:   %.5: type = ptr_type %.3 [template]
    47. 

  47. // CHECK:STDOUT:   %.6: type = unbound_element_type %Derived, %Base [template]
    48. 

  48. // CHECK:STDOUT:   %SelfBase.type: type = fn_type @SelfBase [template]
    49. 

  49. // CHECK:STDOUT:   %SelfBase: %SelfBase.type = struct_value () [template]
    50. 

  50. // CHECK:STDOUT:   %.7: type = ptr_type %Base [template]
    51. 

  51. // CHECK:STDOUT:   %AddrSelfBase.type: type = fn_type @AddrSelfBase [template]
    52. 

  52. // CHECK:STDOUT:   %AddrSelfBase: %AddrSelfBase.type = struct_value () [template]
    53. 

  53. // CHECK:STDOUT:   %.8: type = struct_type {.base: %Base} [template]
    54. 

  54. // CHECK:STDOUT:   %.9: <witness> = complete_type_witness %.8 [template]
    55. 

  55. // CHECK:STDOUT:   %.10: i32 = int_literal 1 [template]
    56. 

  56. // CHECK:STDOUT:   %.11: type = ptr_type %Derived [template]
    57. 

  57. // CHECK:STDOUT:   %Call.type: type = fn_type @Call [template]
    58. 

  58. // CHECK:STDOUT:   %Call: %Call.type = struct_value () [template]
    59. 

  59. // CHECK:STDOUT:   %.12: type = struct_type {.base: %.5} [template]
    60. 

  60. // CHECK:STDOUT:   %.13: type = ptr_type %.8 [template]
    61. 

  61. // CHECK:STDOUT: }
    62. 

  62. // CHECK:STDOUT:
    63. 

  63. // CHECK:STDOUT: imports {
    64. 

  64. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    65. 

  65. // CHECK:STDOUT:     .Int32 = %import_ref
    66. 

  66. // CHECK:STDOUT:     import Core//prelude
    67. 

  67. // CHECK:STDOUT:     import Core//prelude/operators
    68. 

  68. // CHECK:STDOUT:     import Core//prelude/types
    69. 

  69. // CHECK:STDOUT:     import Core//prelude/operators/arithmetic
    70. 

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

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

  72. // CHECK:STDOUT:     import Core//prelude/operators/comparison
    73. 

  73. // CHECK:STDOUT:     import Core//prelude/types/bool
    74. 

  74. // CHECK:STDOUT:   }
    75. 

  75. // CHECK:STDOUT:   %import_ref: %Int32.type = import_ref Core//prelude/types, inst+4, loaded [template = constants.%Int32]
    76. 

  76. // CHECK:STDOUT: }
    77. 

  77. // CHECK:STDOUT:
    78. 

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

  79. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    80. 

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

  81. // CHECK:STDOUT:     .Base = %Base.decl
    82. 

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

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

  84. // CHECK:STDOUT:   }
    85. 

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

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

  87. // CHECK:STDOUT:   %Derived.decl: type = class_decl @Derived [template = constants.%Derived] {} {}
    88. 

  88. // CHECK:STDOUT:   %SelfBase.decl: %SelfBase.type = fn_decl @SelfBase [template = constants.%SelfBase] {
    89. 

  89. // CHECK:STDOUT:     %self.patt: %Base = binding_pattern self
    90. 

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

  91. // CHECK:STDOUT:     %Base.ref.loc22: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    92. 

  92. // CHECK:STDOUT:     %self.param.loc22: %Base = param self, runtime_param0
    93. 

  93. // CHECK:STDOUT:     %self.loc22: %Base = bind_name self, %self.param.loc22
    94. 

  94. // CHECK:STDOUT:     %int.make_type_32.loc22: init type = call constants.%Int32() [template = i32]
    95. 

  95. // CHECK:STDOUT:     %.loc22_38.1: type = value_of_initializer %int.make_type_32.loc22 [template = i32]
    96. 

  96. // CHECK:STDOUT:     %.loc22_38.2: type = converted %int.make_type_32.loc22, %.loc22_38.1 [template = i32]
    97. 

  97. // CHECK:STDOUT:     %return: ref i32 = var <return slot>
    98. 

  98. // CHECK:STDOUT:   }
    99. 

  99. // CHECK:STDOUT:   %AddrSelfBase.decl: %AddrSelfBase.type = fn_decl @AddrSelfBase [template = constants.%AddrSelfBase] {
    100. 

  100. // CHECK:STDOUT:     %self.patt: %.7 = binding_pattern self
    101. 

  101. // CHECK:STDOUT:   } {
    102. 

  102. // CHECK:STDOUT:     %Base.ref.loc26: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    103. 

  103. // CHECK:STDOUT:     %.loc26_40: type = ptr_type %Base [template = constants.%.7]
    104. 

  104. // CHECK:STDOUT:     %self.param.loc26: %.7 = param self, runtime_param0
    105. 

  105. // CHECK:STDOUT:     %self.loc26: %.7 = bind_name self, %self.param.loc26
    106. 

  106. // CHECK:STDOUT:     %.loc26_25: %.7 = addr_pattern %self.loc26
    107. 

  107. // CHECK:STDOUT:   }
    108. 

  108. // CHECK:STDOUT:   %Call.decl: %Call.type = fn_decl @Call [template = constants.%Call] {
    109. 

  109. // CHECK:STDOUT:     %p.patt: %.11 = binding_pattern p
    110. 

  110. // CHECK:STDOUT:   } {
    111. 

  111. // CHECK:STDOUT:     %Derived.ref: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
    112. 

  112. // CHECK:STDOUT:     %.loc30_19: type = ptr_type %Derived [template = constants.%.11]
    113. 

  113. // CHECK:STDOUT:     %p.param: %.11 = param p, runtime_param0
    114. 

  114. // CHECK:STDOUT:     %p: %.11 = bind_name p, %p.param
    115. 

  115. // CHECK:STDOUT:     %int.make_type_32: init type = call constants.%Int32() [template = i32]
    116. 

  116. // CHECK:STDOUT:     %.loc30_25.1: type = value_of_initializer %int.make_type_32 [template = i32]
    117. 

  117. // CHECK:STDOUT:     %.loc30_25.2: type = converted %int.make_type_32, %.loc30_25.1 [template = i32]
    118. 

  118. // CHECK:STDOUT:     %return: ref i32 = var <return slot>
    119. 

  119. // CHECK:STDOUT:   }
    120. 

  120. // CHECK:STDOUT: }
    121. 

  121. // CHECK:STDOUT:
    122. 

  122. // CHECK:STDOUT: class @Base {
    123. 

  123. // CHECK:STDOUT:   %int.make_type_32: init type = call constants.%Int32() [template = i32]
    124. 

  124. // CHECK:STDOUT:   %.loc12_10.1: type = value_of_initializer %int.make_type_32 [template = i32]
    125. 

  125. // CHECK:STDOUT:   %.loc12_10.2: type = converted %int.make_type_32, %.loc12_10.1 [template = i32]
    126. 

  126. // CHECK:STDOUT:   %.loc12_8: %.2 = field_decl a, element0 [template]
    127. 

  127. // CHECK:STDOUT:   %.loc13: <witness> = complete_type_witness %.3 [template = constants.%.4]
    128. 

  128. // CHECK:STDOUT:
    129. 

  129. // CHECK:STDOUT: !members:
    130. 

  130. // CHECK:STDOUT:   .Self = constants.%Base
    131. 

  131. // CHECK:STDOUT:   .a = %.loc12_8
    132. 

  132. // CHECK:STDOUT: }
    133. 

  133. // CHECK:STDOUT:
    134. 

  134. // CHECK:STDOUT: class @Derived {
    135. 

  135. // CHECK:STDOUT:   %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    136. 

  136. // CHECK:STDOUT:   %.loc16: %.6 = base_decl %Base, element0 [template]
    137. 

  137. // CHECK:STDOUT:   %SelfBase.decl: %SelfBase.type = fn_decl @SelfBase [template = constants.%SelfBase] {
    138. 

  138. // CHECK:STDOUT:     %self.patt: %Base = binding_pattern self
    139. 

  139. // CHECK:STDOUT:   } {
    140. 

  140. // CHECK:STDOUT:     %Base.ref.loc18: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    141. 

  141. // CHECK:STDOUT:     %self.param.loc18: %Base = param self, runtime_param0
    142. 

  142. // CHECK:STDOUT:     %self.loc18: %Base = bind_name self, %self.param.loc18
    143. 

  143. // CHECK:STDOUT:     %int.make_type_32.loc18: init type = call constants.%Int32() [template = i32]
    144. 

  144. // CHECK:STDOUT:     %.loc18_32.1: type = value_of_initializer %int.make_type_32.loc18 [template = i32]
    145. 

  145. // CHECK:STDOUT:     %.loc18_32.2: type = converted %int.make_type_32.loc18, %.loc18_32.1 [template = i32]
    146. 

  146. // CHECK:STDOUT:     %return.var.loc18: ref i32 = var <return slot>
    147. 

  147. // CHECK:STDOUT:   }
    148. 

  148. // CHECK:STDOUT:   %AddrSelfBase.decl: %AddrSelfBase.type = fn_decl @AddrSelfBase [template = constants.%AddrSelfBase] {
    149. 

  149. // CHECK:STDOUT:     %self.patt: %.7 = binding_pattern self
    150. 

  150. // CHECK:STDOUT:   } {
    151. 

  151. // CHECK:STDOUT:     %Base.ref.loc19: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    152. 

  152. // CHECK:STDOUT:     %.loc19_34: type = ptr_type %Base [template = constants.%.7]
    153. 

  153. // CHECK:STDOUT:     %self.param.loc19: %.7 = param self, runtime_param0
    154. 

  154. // CHECK:STDOUT:     %self.loc19: %.7 = bind_name self, %self.param.loc19
    155. 

  155. // CHECK:STDOUT:     %.loc19_19: %.7 = addr_pattern %self.loc19
    156. 

  156. // CHECK:STDOUT:   }
    157. 

  157. // CHECK:STDOUT:   %.loc20: <witness> = complete_type_witness %.8 [template = constants.%.9]
    158. 

  158. // CHECK:STDOUT:
    159. 

  159. // CHECK:STDOUT: !members:
    160. 

  160. // CHECK:STDOUT:   .Self = constants.%Derived
    161. 

  161. // CHECK:STDOUT:   .base = %.loc16
    162. 

  162. // CHECK:STDOUT:   .SelfBase = %SelfBase.decl
    163. 

  163. // CHECK:STDOUT:   .AddrSelfBase = %AddrSelfBase.decl
    164. 

  164. // CHECK:STDOUT:   extend name_scope2
    165. 

  165. // CHECK:STDOUT: }
    166. 

  166. // CHECK:STDOUT:
    167. 

  167. // CHECK:STDOUT: fn @Int32() -> type = "int.make_type_32";
    168. 

  168. // CHECK:STDOUT:
    169. 

  169. // CHECK:STDOUT: fn @SelfBase[%self.loc22: %Base]() -> i32 {
    170. 

  170. // CHECK:STDOUT: !entry:
    171. 

  171. // CHECK:STDOUT:   %self.ref: %Base = name_ref self, %self.loc22
    172. 

  172. // CHECK:STDOUT:   %a.ref: %.2 = name_ref a, @Base.%.loc12_8 [template = @Base.%.loc12_8]
    173. 

  173. // CHECK:STDOUT:   %.loc23_14.1: ref i32 = class_element_access %self.ref, element0
    174. 

  174. // CHECK:STDOUT:   %.loc23_14.2: i32 = bind_value %.loc23_14.1
    175. 

  175. // CHECK:STDOUT:   return %.loc23_14.2
    176. 

  176. // CHECK:STDOUT: }
    177. 

  177. // CHECK:STDOUT:
    178. 

  178. // CHECK:STDOUT: fn @AddrSelfBase[addr %self.loc26: %.7]() {
    179. 

  179. // CHECK:STDOUT: !entry:
    180. 

  180. // CHECK:STDOUT:   %self.ref: %.7 = name_ref self, %self.loc26
    181. 

  181. // CHECK:STDOUT:   %.loc27_4: ref %Base = deref %self.ref
    182. 

  182. // CHECK:STDOUT:   %a.ref: %.2 = name_ref a, @Base.%.loc12_8 [template = @Base.%.loc12_8]
    183. 

  183. // CHECK:STDOUT:   %.loc27_10: ref i32 = class_element_access %.loc27_4, element0
    184. 

  184. // CHECK:STDOUT:   %.loc27_15: i32 = int_literal 1 [template = constants.%.10]
    185. 

  185. // CHECK:STDOUT:   assign %.loc27_10, %.loc27_15
    186. 

  186. // CHECK:STDOUT:   return
    187. 

  187. // CHECK:STDOUT: }
    188. 

  188. // CHECK:STDOUT:
    189. 

  189. // CHECK:STDOUT: fn @Call(%p: %.11) -> i32 {
    190. 

  190. // CHECK:STDOUT: !entry:
    191. 

  191. // CHECK:STDOUT:   %p.ref.loc31: %.11 = name_ref p, %p
    192. 

  192. // CHECK:STDOUT:   %.loc31_4.1: ref %Derived = deref %p.ref.loc31
    193. 

  193. // CHECK:STDOUT:   %AddrSelfBase.ref: %AddrSelfBase.type = name_ref AddrSelfBase, @Derived.%AddrSelfBase.decl [template = constants.%AddrSelfBase]
    194. 

  194. // CHECK:STDOUT:   %.loc31_7: <bound method> = bound_method %.loc31_4.1, %AddrSelfBase.ref
    195. 

  195. // CHECK:STDOUT:   %.loc31_4.2: %.11 = addr_of %.loc31_4.1
    196. 

  196. // CHECK:STDOUT:   %.loc31_20.1: ref %Derived = deref %.loc31_4.2
    197. 

  197. // CHECK:STDOUT:   %.loc31_20.2: ref %Base = class_element_access %.loc31_20.1, element0
    198. 

  198. // CHECK:STDOUT:   %.loc31_20.3: %.7 = addr_of %.loc31_20.2
    199. 

  199. // CHECK:STDOUT:   %.loc31_20.4: %.7 = converted %.loc31_4.2, %.loc31_20.3
    200. 

  200. // CHECK:STDOUT:   %AddrSelfBase.call: init %.1 = call %.loc31_7(%.loc31_20.4)
    201. 

  201. // CHECK:STDOUT:   %p.ref.loc32: %.11 = name_ref p, %p
    202. 

  202. // CHECK:STDOUT:   %.loc32_11: ref %Derived = deref %p.ref.loc32
    203. 

  203. // CHECK:STDOUT:   %SelfBase.ref: %SelfBase.type = name_ref SelfBase, @Derived.%SelfBase.decl [template = constants.%SelfBase]
    204. 

  204. // CHECK:STDOUT:   %.loc32_14: <bound method> = bound_method %.loc32_11, %SelfBase.ref
    205. 

  205. // CHECK:STDOUT:   %.loc32_23.1: ref %Base = class_element_access %.loc32_11, element0
    206. 

  206. // CHECK:STDOUT:   %.loc32_23.2: ref %Base = converted %.loc32_11, %.loc32_23.1
    207. 

  207. // CHECK:STDOUT:   %.loc32_23.3: %Base = bind_value %.loc32_23.2
    208. 

  208. // CHECK:STDOUT:   %SelfBase.call: init i32 = call %.loc32_14(%.loc32_23.3)
    209. 

  209. // CHECK:STDOUT:   %.loc32_25.1: i32 = value_of_initializer %SelfBase.call
    210. 

  210. // CHECK:STDOUT:   %.loc32_25.2: i32 = converted %SelfBase.call, %.loc32_25.1
    211. 

  211. // CHECK:STDOUT:   return %.loc32_25.2
    212. 

  212. // CHECK:STDOUT: }
    213. 

  213. // CHECK:STDOUT:
    214.