basic.carbon 15 KB

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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
  2. // Exceptions. See /LICENSE for license information.
  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  4. //
  5. // AUTOUPDATE
  6. // TIP: To test this file alone, run:
  7. // TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/class/generic/basic.carbon
  8. // TIP: To dump output, run:
  9. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/generic/basic.carbon
  10. class Class(T:! type) {
  11. fn GetAddr[addr self: Self*]() -> T* {
  12. return &self->k;
  13. }
  14. // TODO: Should this work? T is not necessarily copyable.
  15. fn GetValue[self: Self]() -> T {
  16. return self.k;
  17. }
  18. var k: T;
  19. }
  20. class Declaration(T:! type);
  21. // CHECK:STDOUT: --- basic.carbon
  22. // CHECK:STDOUT:
  23. // CHECK:STDOUT: constants {
  24. // CHECK:STDOUT: %T: type = bind_symbolic_name T, 0 [symbolic]
  25. // CHECK:STDOUT: %pattern_type.98f: type = pattern_type type [concrete]
  26. // CHECK:STDOUT: %Class.type: type = generic_class_type @Class [concrete]
  27. // CHECK:STDOUT: %Class.generic: %Class.type = struct_value () [concrete]
  28. // CHECK:STDOUT: %Class: type = class_type @Class, @Class(%T) [symbolic]
  29. // CHECK:STDOUT: %ptr.955: type = ptr_type %Class [symbolic]
  30. // CHECK:STDOUT: %pattern_type.9e0: type = pattern_type %ptr.955 [symbolic]
  31. // CHECK:STDOUT: %pattern_type.f6d: type = pattern_type auto [concrete]
  32. // CHECK:STDOUT: %ptr.79f: type = ptr_type %T [symbolic]
  33. // CHECK:STDOUT: %pattern_type.afe: type = pattern_type %ptr.79f [symbolic]
  34. // CHECK:STDOUT: %GetAddr.type: type = fn_type @GetAddr, @Class(%T) [symbolic]
  35. // CHECK:STDOUT: %GetAddr: %GetAddr.type = struct_value () [symbolic]
  36. // CHECK:STDOUT: %pattern_type.3c1: type = pattern_type %Class [symbolic]
  37. // CHECK:STDOUT: %pattern_type.7dc: type = pattern_type %T [symbolic]
  38. // CHECK:STDOUT: %GetValue.type: type = fn_type @GetValue, @Class(%T) [symbolic]
  39. // CHECK:STDOUT: %GetValue: %GetValue.type = struct_value () [symbolic]
  40. // CHECK:STDOUT: %require_complete.4ae: <witness> = require_complete_type %T [symbolic]
  41. // CHECK:STDOUT: %Class.elem: type = unbound_element_type %Class, %T [symbolic]
  42. // CHECK:STDOUT: %struct_type.k: type = struct_type {.k: %T} [symbolic]
  43. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %struct_type.k [symbolic]
  44. // CHECK:STDOUT: %require_complete.6e5: <witness> = require_complete_type %ptr.79f [symbolic]
  45. // CHECK:STDOUT: %require_complete.2ae: <witness> = require_complete_type %ptr.955 [symbolic]
  46. // CHECK:STDOUT: %require_complete.4f8: <witness> = require_complete_type %Class [symbolic]
  47. // CHECK:STDOUT: %Declaration.type: type = generic_class_type @Declaration [concrete]
  48. // CHECK:STDOUT: %Declaration.generic: %Declaration.type = struct_value () [concrete]
  49. // CHECK:STDOUT: }
  50. // CHECK:STDOUT:
  51. // CHECK:STDOUT: imports {
  52. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [concrete] {
  53. // CHECK:STDOUT: import Core//prelude
  54. // CHECK:STDOUT: import Core//prelude/...
  55. // CHECK:STDOUT: }
  56. // CHECK:STDOUT: }
  57. // CHECK:STDOUT:
  58. // CHECK:STDOUT: file {
  59. // CHECK:STDOUT: package: <namespace> = namespace [concrete] {
  60. // CHECK:STDOUT: .Core = imports.%Core
  61. // CHECK:STDOUT: .Class = %Class.decl
  62. // CHECK:STDOUT: .Declaration = %Declaration.decl
  63. // CHECK:STDOUT: }
  64. // CHECK:STDOUT: %Core.import = import Core
  65. // CHECK:STDOUT: %Class.decl: %Class.type = class_decl @Class [concrete = constants.%Class.generic] {
  66. // CHECK:STDOUT: %T.patt: %pattern_type.98f = symbolic_binding_pattern T, 0
  67. // CHECK:STDOUT: } {
  68. // CHECK:STDOUT: %T.loc11_13.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc11_13.2 (constants.%T)]
  69. // CHECK:STDOUT: }
  70. // CHECK:STDOUT: %Declaration.decl: %Declaration.type = class_decl @Declaration [concrete = constants.%Declaration.generic] {
  71. // CHECK:STDOUT: %T.patt: %pattern_type.98f = symbolic_binding_pattern T, 0
  72. // CHECK:STDOUT: } {
  73. // CHECK:STDOUT: %T.loc24_19.1: type = bind_symbolic_name T, 0 [symbolic = %T.loc24_19.2 (constants.%T)]
  74. // CHECK:STDOUT: }
  75. // CHECK:STDOUT: }
  76. // CHECK:STDOUT:
  77. // CHECK:STDOUT: generic class @Class(%T.loc11_13.1: type) {
  78. // CHECK:STDOUT: %T.loc11_13.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc11_13.2 (constants.%T)]
  79. // CHECK:STDOUT:
  80. // CHECK:STDOUT: !definition:
  81. // CHECK:STDOUT: %GetAddr.type: type = fn_type @GetAddr, @Class(%T.loc11_13.2) [symbolic = %GetAddr.type (constants.%GetAddr.type)]
  82. // CHECK:STDOUT: %GetAddr: @Class.%GetAddr.type (%GetAddr.type) = struct_value () [symbolic = %GetAddr (constants.%GetAddr)]
  83. // CHECK:STDOUT: %GetValue.type: type = fn_type @GetValue, @Class(%T.loc11_13.2) [symbolic = %GetValue.type (constants.%GetValue.type)]
  84. // CHECK:STDOUT: %GetValue: @Class.%GetValue.type (%GetValue.type) = struct_value () [symbolic = %GetValue (constants.%GetValue)]
  85. // CHECK:STDOUT: %require_complete: <witness> = require_complete_type %T.loc11_13.2 [symbolic = %require_complete (constants.%require_complete.4ae)]
  86. // CHECK:STDOUT: %Class: type = class_type @Class, @Class(%T.loc11_13.2) [symbolic = %Class (constants.%Class)]
  87. // CHECK:STDOUT: %Class.elem: type = unbound_element_type %Class, %T.loc11_13.2 [symbolic = %Class.elem (constants.%Class.elem)]
  88. // CHECK:STDOUT: %struct_type.k.loc22_1.2: type = struct_type {.k: @Class.%T.loc11_13.2 (%T)} [symbolic = %struct_type.k.loc22_1.2 (constants.%struct_type.k)]
  89. // CHECK:STDOUT: %complete_type.loc22_1.2: <witness> = complete_type_witness %struct_type.k.loc22_1.2 [symbolic = %complete_type.loc22_1.2 (constants.%complete_type)]
  90. // CHECK:STDOUT:
  91. // CHECK:STDOUT: class {
  92. // CHECK:STDOUT: %GetAddr.decl: @Class.%GetAddr.type (%GetAddr.type) = fn_decl @GetAddr [symbolic = @Class.%GetAddr (constants.%GetAddr)] {
  93. // CHECK:STDOUT: %self.patt: @GetAddr.%pattern_type.loc12_19 (%pattern_type.9e0) = binding_pattern self
  94. // CHECK:STDOUT: %self.param_patt: @GetAddr.%pattern_type.loc12_19 (%pattern_type.9e0) = value_param_pattern %self.patt, call_param0
  95. // CHECK:STDOUT: %.loc12_14: %pattern_type.f6d = addr_pattern %self.param_patt
  96. // CHECK:STDOUT: %return.patt: @GetAddr.%pattern_type.loc12_34 (%pattern_type.afe) = return_slot_pattern
  97. // CHECK:STDOUT: %return.param_patt: @GetAddr.%pattern_type.loc12_34 (%pattern_type.afe) = out_param_pattern %return.patt, call_param1
  98. // CHECK:STDOUT: } {
  99. // CHECK:STDOUT: %T.ref: type = name_ref T, @Class.%T.loc11_13.1 [symbolic = %T (constants.%T)]
  100. // CHECK:STDOUT: %ptr.loc12_38.2: type = ptr_type %T.ref [symbolic = %ptr.loc12_38.1 (constants.%ptr.79f)]
  101. // CHECK:STDOUT: %self.param: @GetAddr.%ptr.loc12_29.1 (%ptr.955) = value_param call_param0
  102. // CHECK:STDOUT: %.loc12_29: type = splice_block %ptr.loc12_29.2 [symbolic = %ptr.loc12_29.1 (constants.%ptr.955)] {
  103. // CHECK:STDOUT: %.loc12_25: type = specific_constant constants.%Class, @Class(constants.%T) [symbolic = %Class (constants.%Class)]
  104. // CHECK:STDOUT: %Self.ref: type = name_ref Self, %.loc12_25 [symbolic = %Class (constants.%Class)]
  105. // CHECK:STDOUT: %ptr.loc12_29.2: type = ptr_type %Self.ref [symbolic = %ptr.loc12_29.1 (constants.%ptr.955)]
  106. // CHECK:STDOUT: }
  107. // CHECK:STDOUT: %self: @GetAddr.%ptr.loc12_29.1 (%ptr.955) = bind_name self, %self.param
  108. // CHECK:STDOUT: %return.param: ref @GetAddr.%ptr.loc12_38.1 (%ptr.79f) = out_param call_param1
  109. // CHECK:STDOUT: %return: ref @GetAddr.%ptr.loc12_38.1 (%ptr.79f) = return_slot %return.param
  110. // CHECK:STDOUT: }
  111. // CHECK:STDOUT: %GetValue.decl: @Class.%GetValue.type (%GetValue.type) = fn_decl @GetValue [symbolic = @Class.%GetValue (constants.%GetValue)] {
  112. // CHECK:STDOUT: %self.patt: @GetValue.%pattern_type.loc17_15 (%pattern_type.3c1) = binding_pattern self
  113. // CHECK:STDOUT: %self.param_patt: @GetValue.%pattern_type.loc17_15 (%pattern_type.3c1) = value_param_pattern %self.patt, call_param0
  114. // CHECK:STDOUT: %return.patt: @GetValue.%pattern_type.loc17_29 (%pattern_type.7dc) = return_slot_pattern
  115. // CHECK:STDOUT: %return.param_patt: @GetValue.%pattern_type.loc17_29 (%pattern_type.7dc) = out_param_pattern %return.patt, call_param1
  116. // CHECK:STDOUT: } {
  117. // CHECK:STDOUT: %T.ref: type = name_ref T, @Class.%T.loc11_13.1 [symbolic = %T (constants.%T)]
  118. // CHECK:STDOUT: %self.param: @GetValue.%Class (%Class) = value_param call_param0
  119. // CHECK:STDOUT: %.loc17_21.1: type = splice_block %Self.ref [symbolic = %Class (constants.%Class)] {
  120. // CHECK:STDOUT: %.loc17_21.2: type = specific_constant constants.%Class, @Class(constants.%T) [symbolic = %Class (constants.%Class)]
  121. // CHECK:STDOUT: %Self.ref: type = name_ref Self, %.loc17_21.2 [symbolic = %Class (constants.%Class)]
  122. // CHECK:STDOUT: }
  123. // CHECK:STDOUT: %self: @GetValue.%Class (%Class) = bind_name self, %self.param
  124. // CHECK:STDOUT: %return.param: ref @GetValue.%T (%T) = out_param call_param1
  125. // CHECK:STDOUT: %return: ref @GetValue.%T (%T) = return_slot %return.param
  126. // CHECK:STDOUT: }
  127. // CHECK:STDOUT: %T.ref: type = name_ref T, %T.loc11_13.1 [symbolic = %T.loc11_13.2 (constants.%T)]
  128. // CHECK:STDOUT: %.loc21: @Class.%Class.elem (%Class.elem) = field_decl k, element0 [concrete]
  129. // CHECK:STDOUT: %struct_type.k.loc22_1.1: type = struct_type {.k: %T} [symbolic = %struct_type.k.loc22_1.2 (constants.%struct_type.k)]
  130. // CHECK:STDOUT: %complete_type.loc22_1.1: <witness> = complete_type_witness %struct_type.k.loc22_1.1 [symbolic = %complete_type.loc22_1.2 (constants.%complete_type)]
  131. // CHECK:STDOUT: complete_type_witness = %complete_type.loc22_1.1
  132. // CHECK:STDOUT:
  133. // CHECK:STDOUT: !members:
  134. // CHECK:STDOUT: .Self = constants.%Class
  135. // CHECK:STDOUT: .T = <poisoned>
  136. // CHECK:STDOUT: .GetAddr = %GetAddr.decl
  137. // CHECK:STDOUT: .GetValue = %GetValue.decl
  138. // CHECK:STDOUT: .k = %.loc21
  139. // CHECK:STDOUT: }
  140. // CHECK:STDOUT: }
  141. // CHECK:STDOUT:
  142. // CHECK:STDOUT: generic class @Declaration(%T.loc24_19.1: type) {
  143. // CHECK:STDOUT: %T.loc24_19.2: type = bind_symbolic_name T, 0 [symbolic = %T.loc24_19.2 (constants.%T)]
  144. // CHECK:STDOUT:
  145. // CHECK:STDOUT: class;
  146. // CHECK:STDOUT: }
  147. // CHECK:STDOUT:
  148. // CHECK:STDOUT: generic fn @GetAddr(@Class.%T.loc11_13.1: type) {
  149. // CHECK:STDOUT: %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
  150. // CHECK:STDOUT: %Class: type = class_type @Class, @Class(%T) [symbolic = %Class (constants.%Class)]
  151. // CHECK:STDOUT: %ptr.loc12_29.1: type = ptr_type %Class [symbolic = %ptr.loc12_29.1 (constants.%ptr.955)]
  152. // CHECK:STDOUT: %pattern_type.loc12_19: type = pattern_type %ptr.loc12_29.1 [symbolic = %pattern_type.loc12_19 (constants.%pattern_type.9e0)]
  153. // CHECK:STDOUT: %ptr.loc12_38.1: type = ptr_type %T [symbolic = %ptr.loc12_38.1 (constants.%ptr.79f)]
  154. // CHECK:STDOUT: %pattern_type.loc12_34: type = pattern_type %ptr.loc12_38.1 [symbolic = %pattern_type.loc12_34 (constants.%pattern_type.afe)]
  155. // CHECK:STDOUT:
  156. // CHECK:STDOUT: !definition:
  157. // CHECK:STDOUT: %require_complete.loc12_34: <witness> = require_complete_type %ptr.loc12_38.1 [symbolic = %require_complete.loc12_34 (constants.%require_complete.6e5)]
  158. // CHECK:STDOUT: %require_complete.loc12_23: <witness> = require_complete_type %ptr.loc12_29.1 [symbolic = %require_complete.loc12_23 (constants.%require_complete.2ae)]
  159. // CHECK:STDOUT: %require_complete.loc13: <witness> = require_complete_type %Class [symbolic = %require_complete.loc13 (constants.%require_complete.4f8)]
  160. // CHECK:STDOUT: %Class.elem: type = unbound_element_type %Class, %T [symbolic = %Class.elem (constants.%Class.elem)]
  161. // CHECK:STDOUT:
  162. // CHECK:STDOUT: fn(%self.param: @GetAddr.%ptr.loc12_29.1 (%ptr.955)) -> @GetAddr.%ptr.loc12_38.1 (%ptr.79f) {
  163. // CHECK:STDOUT: !entry:
  164. // CHECK:STDOUT: %self.ref: @GetAddr.%ptr.loc12_29.1 (%ptr.955) = name_ref self, %self
  165. // CHECK:STDOUT: %.loc13_17.1: ref @GetAddr.%Class (%Class) = deref %self.ref
  166. // CHECK:STDOUT: %k.ref: @GetAddr.%Class.elem (%Class.elem) = name_ref k, @Class.%.loc21 [concrete = @Class.%.loc21]
  167. // CHECK:STDOUT: %.loc13_17.2: ref @GetAddr.%T (%T) = class_element_access %.loc13_17.1, element0
  168. // CHECK:STDOUT: %addr: @GetAddr.%ptr.loc12_38.1 (%ptr.79f) = addr_of %.loc13_17.2
  169. // CHECK:STDOUT: return %addr
  170. // CHECK:STDOUT: }
  171. // CHECK:STDOUT: }
  172. // CHECK:STDOUT:
  173. // CHECK:STDOUT: generic fn @GetValue(@Class.%T.loc11_13.1: type) {
  174. // CHECK:STDOUT: %T: type = bind_symbolic_name T, 0 [symbolic = %T (constants.%T)]
  175. // CHECK:STDOUT: %Class: type = class_type @Class, @Class(%T) [symbolic = %Class (constants.%Class)]
  176. // CHECK:STDOUT: %pattern_type.loc17_15: type = pattern_type %Class [symbolic = %pattern_type.loc17_15 (constants.%pattern_type.3c1)]
  177. // CHECK:STDOUT: %pattern_type.loc17_29: type = pattern_type %T [symbolic = %pattern_type.loc17_29 (constants.%pattern_type.7dc)]
  178. // CHECK:STDOUT:
  179. // CHECK:STDOUT: !definition:
  180. // CHECK:STDOUT: %require_complete.loc17: <witness> = require_complete_type %Class [symbolic = %require_complete.loc17 (constants.%require_complete.4f8)]
  181. // CHECK:STDOUT: %Class.elem: type = unbound_element_type %Class, %T [symbolic = %Class.elem (constants.%Class.elem)]
  182. // CHECK:STDOUT: %require_complete.loc18: <witness> = require_complete_type %T [symbolic = %require_complete.loc18 (constants.%require_complete.4ae)]
  183. // CHECK:STDOUT:
  184. // CHECK:STDOUT: fn(%self.param: @GetValue.%Class (%Class)) -> @GetValue.%T (%T) {
  185. // CHECK:STDOUT: !entry:
  186. // CHECK:STDOUT: %self.ref: @GetValue.%Class (%Class) = name_ref self, %self
  187. // CHECK:STDOUT: %k.ref: @GetValue.%Class.elem (%Class.elem) = name_ref k, @Class.%.loc21 [concrete = @Class.%.loc21]
  188. // CHECK:STDOUT: %.loc18_16.1: ref @GetValue.%T (%T) = class_element_access %self.ref, element0
  189. // CHECK:STDOUT: %.loc18_16.2: @GetValue.%T (%T) = bind_value %.loc18_16.1
  190. // CHECK:STDOUT: return %.loc18_16.2
  191. // CHECK:STDOUT: }
  192. // CHECK:STDOUT: }
  193. // CHECK:STDOUT:
  194. // CHECK:STDOUT: specific @Class(constants.%T) {
  195. // CHECK:STDOUT: %T.loc11_13.2 => constants.%T
  196. // CHECK:STDOUT:
  197. // CHECK:STDOUT: !definition:
  198. // CHECK:STDOUT: %GetAddr.type => constants.%GetAddr.type
  199. // CHECK:STDOUT: %GetAddr => constants.%GetAddr
  200. // CHECK:STDOUT: %GetValue.type => constants.%GetValue.type
  201. // CHECK:STDOUT: %GetValue => constants.%GetValue
  202. // CHECK:STDOUT: %require_complete => constants.%require_complete.4ae
  203. // CHECK:STDOUT: %Class => constants.%Class
  204. // CHECK:STDOUT: %Class.elem => constants.%Class.elem
  205. // CHECK:STDOUT: %struct_type.k.loc22_1.2 => constants.%struct_type.k
  206. // CHECK:STDOUT: %complete_type.loc22_1.2 => constants.%complete_type
  207. // CHECK:STDOUT: }
  208. // CHECK:STDOUT:
  209. // CHECK:STDOUT: specific @GetAddr(constants.%T) {
  210. // CHECK:STDOUT: %T => constants.%T
  211. // CHECK:STDOUT: %Class => constants.%Class
  212. // CHECK:STDOUT: %ptr.loc12_29.1 => constants.%ptr.955
  213. // CHECK:STDOUT: %pattern_type.loc12_19 => constants.%pattern_type.9e0
  214. // CHECK:STDOUT: %ptr.loc12_38.1 => constants.%ptr.79f
  215. // CHECK:STDOUT: %pattern_type.loc12_34 => constants.%pattern_type.afe
  216. // CHECK:STDOUT: }
  217. // CHECK:STDOUT:
  218. // CHECK:STDOUT: specific @Class(@GetAddr.%T) {}
  219. // CHECK:STDOUT:
  220. // CHECK:STDOUT: specific @GetValue(constants.%T) {
  221. // CHECK:STDOUT: %T => constants.%T
  222. // CHECK:STDOUT: %Class => constants.%Class
  223. // CHECK:STDOUT: %pattern_type.loc17_15 => constants.%pattern_type.3c1
  224. // CHECK:STDOUT: %pattern_type.loc17_29 => constants.%pattern_type.7dc
  225. // CHECK:STDOUT: }
  226. // CHECK:STDOUT:
  227. // CHECK:STDOUT: specific @Class(@GetValue.%T) {}
  228. // CHECK:STDOUT:
  229. // CHECK:STDOUT: specific @Class(%T.loc11_13.2) {}
  230. // CHECK:STDOUT:
  231. // CHECK:STDOUT: specific @Declaration(constants.%T) {
  232. // CHECK:STDOUT: %T.loc24_19.2 => constants.%T
  233. // CHECK:STDOUT: }
  234. // CHECK:STDOUT: