compound_field.carbon 14 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/compound_field.carbon
  8. // TIP: To dump output, run:
  9. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/compound_field.carbon
  10. base class Base {
  11. var a: i32;
  12. var b: i32;
  13. var c: i32;
  14. }
  15. class Derived {
  16. extend base: Base;
  17. var d: i32;
  18. var e: i32;
  19. }
  20. fn AccessDerived(d: Derived) -> i32 {
  21. return d.(Derived.d);
  22. }
  23. fn AccessBase(d: Derived) -> i32 {
  24. return d.(Base.b);
  25. }
  26. fn AccessDerivedIndirect(p: Derived*) -> i32* {
  27. return &p->(Derived.d);
  28. }
  29. fn AccessBaseIndirect(p: Derived*) -> i32* {
  30. return &p->(Base.b);
  31. }
  32. // CHECK:STDOUT: --- compound_field.carbon
  33. // CHECK:STDOUT:
  34. // CHECK:STDOUT: constants {
  35. // CHECK:STDOUT: %Base: type = class_type @Base [template]
  36. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template]
  37. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [template]
  38. // CHECK:STDOUT: %Base.elem: type = unbound_element_type %Base, %i32 [template]
  39. // CHECK:STDOUT: %struct_type.a.b.c: type = struct_type {.a: %i32, .b: %i32, .c: %i32} [template]
  40. // CHECK:STDOUT: %complete_type.ebc: <witness> = complete_type_witness %struct_type.a.b.c [template]
  41. // CHECK:STDOUT: %Derived: type = class_type @Derived [template]
  42. // CHECK:STDOUT: %Derived.elem.69e: type = unbound_element_type %Derived, %Base [template]
  43. // CHECK:STDOUT: %Derived.elem.344: type = unbound_element_type %Derived, %i32 [template]
  44. // CHECK:STDOUT: %struct_type.base.d.e.6a7: type = struct_type {.base: %Base, .d: %i32, .e: %i32} [template]
  45. // CHECK:STDOUT: %complete_type.401: <witness> = complete_type_witness %struct_type.base.d.e.6a7 [template]
  46. // CHECK:STDOUT: %AccessDerived.type: type = fn_type @AccessDerived [template]
  47. // CHECK:STDOUT: %AccessDerived: %AccessDerived.type = struct_value () [template]
  48. // CHECK:STDOUT: %AccessBase.type: type = fn_type @AccessBase [template]
  49. // CHECK:STDOUT: %AccessBase: %AccessBase.type = struct_value () [template]
  50. // CHECK:STDOUT: %ptr.404: type = ptr_type %Derived [template]
  51. // CHECK:STDOUT: %ptr.235: type = ptr_type %i32 [template]
  52. // CHECK:STDOUT: %AccessDerivedIndirect.type: type = fn_type @AccessDerivedIndirect [template]
  53. // CHECK:STDOUT: %AccessDerivedIndirect: %AccessDerivedIndirect.type = struct_value () [template]
  54. // CHECK:STDOUT: %AccessBaseIndirect.type: type = fn_type @AccessBaseIndirect [template]
  55. // CHECK:STDOUT: %AccessBaseIndirect: %AccessBaseIndirect.type = struct_value () [template]
  56. // CHECK:STDOUT: }
  57. // CHECK:STDOUT:
  58. // CHECK:STDOUT: imports {
  59. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
  60. // CHECK:STDOUT: .Int = %Core.Int
  61. // CHECK:STDOUT: import Core//prelude
  62. // CHECK:STDOUT: import Core//prelude/...
  63. // CHECK:STDOUT: }
  64. // CHECK:STDOUT: }
  65. // CHECK:STDOUT:
  66. // CHECK:STDOUT: file {
  67. // CHECK:STDOUT: package: <namespace> = namespace [template] {
  68. // CHECK:STDOUT: .Core = imports.%Core
  69. // CHECK:STDOUT: .Base = %Base.decl
  70. // CHECK:STDOUT: .Derived = %Derived.decl
  71. // CHECK:STDOUT: .AccessDerived = %AccessDerived.decl
  72. // CHECK:STDOUT: .AccessBase = %AccessBase.decl
  73. // CHECK:STDOUT: .AccessDerivedIndirect = %AccessDerivedIndirect.decl
  74. // CHECK:STDOUT: .AccessBaseIndirect = %AccessBaseIndirect.decl
  75. // CHECK:STDOUT: }
  76. // CHECK:STDOUT: %Core.import = import Core
  77. // CHECK:STDOUT: %Base.decl: type = class_decl @Base [template = constants.%Base] {} {}
  78. // CHECK:STDOUT: %Derived.decl: type = class_decl @Derived [template = constants.%Derived] {} {}
  79. // CHECK:STDOUT: %AccessDerived.decl: %AccessDerived.type = fn_decl @AccessDerived [template = constants.%AccessDerived] {
  80. // CHECK:STDOUT: %d.patt: %Derived = binding_pattern d
  81. // CHECK:STDOUT: %d.param_patt: %Derived = value_param_pattern %d.patt, runtime_param0
  82. // CHECK:STDOUT: %return.patt: %i32 = return_slot_pattern
  83. // CHECK:STDOUT: %return.param_patt: %i32 = out_param_pattern %return.patt, runtime_param1
  84. // CHECK:STDOUT: } {
  85. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
  86. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
  87. // CHECK:STDOUT: %d.param: %Derived = value_param runtime_param0
  88. // CHECK:STDOUT: %Derived.ref.loc24: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  89. // CHECK:STDOUT: %d: %Derived = bind_name d, %d.param
  90. // CHECK:STDOUT: %return.param: ref %i32 = out_param runtime_param1
  91. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  92. // CHECK:STDOUT: }
  93. // CHECK:STDOUT: %AccessBase.decl: %AccessBase.type = fn_decl @AccessBase [template = constants.%AccessBase] {
  94. // CHECK:STDOUT: %d.patt: %Derived = binding_pattern d
  95. // CHECK:STDOUT: %d.param_patt: %Derived = value_param_pattern %d.patt, runtime_param0
  96. // CHECK:STDOUT: %return.patt: %i32 = return_slot_pattern
  97. // CHECK:STDOUT: %return.param_patt: %i32 = out_param_pattern %return.patt, runtime_param1
  98. // CHECK:STDOUT: } {
  99. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
  100. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
  101. // CHECK:STDOUT: %d.param: %Derived = value_param runtime_param0
  102. // CHECK:STDOUT: %Derived.ref: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  103. // CHECK:STDOUT: %d: %Derived = bind_name d, %d.param
  104. // CHECK:STDOUT: %return.param: ref %i32 = out_param runtime_param1
  105. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  106. // CHECK:STDOUT: }
  107. // CHECK:STDOUT: %AccessDerivedIndirect.decl: %AccessDerivedIndirect.type = fn_decl @AccessDerivedIndirect [template = constants.%AccessDerivedIndirect] {
  108. // CHECK:STDOUT: %p.patt: %ptr.404 = binding_pattern p
  109. // CHECK:STDOUT: %p.param_patt: %ptr.404 = value_param_pattern %p.patt, runtime_param0
  110. // CHECK:STDOUT: %return.patt: %ptr.235 = return_slot_pattern
  111. // CHECK:STDOUT: %return.param_patt: %ptr.235 = out_param_pattern %return.patt, runtime_param1
  112. // CHECK:STDOUT: } {
  113. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
  114. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
  115. // CHECK:STDOUT: %ptr.loc32_45: type = ptr_type %i32 [template = constants.%ptr.235]
  116. // CHECK:STDOUT: %p.param: %ptr.404 = value_param runtime_param0
  117. // CHECK:STDOUT: %.loc32: type = splice_block %ptr.loc32_36 [template = constants.%ptr.404] {
  118. // CHECK:STDOUT: %Derived.ref.loc32: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  119. // CHECK:STDOUT: %ptr.loc32_36: type = ptr_type %Derived [template = constants.%ptr.404]
  120. // CHECK:STDOUT: }
  121. // CHECK:STDOUT: %p: %ptr.404 = bind_name p, %p.param
  122. // CHECK:STDOUT: %return.param: ref %ptr.235 = out_param runtime_param1
  123. // CHECK:STDOUT: %return: ref %ptr.235 = return_slot %return.param
  124. // CHECK:STDOUT: }
  125. // CHECK:STDOUT: %AccessBaseIndirect.decl: %AccessBaseIndirect.type = fn_decl @AccessBaseIndirect [template = constants.%AccessBaseIndirect] {
  126. // CHECK:STDOUT: %p.patt: %ptr.404 = binding_pattern p
  127. // CHECK:STDOUT: %p.param_patt: %ptr.404 = value_param_pattern %p.patt, runtime_param0
  128. // CHECK:STDOUT: %return.patt: %ptr.235 = return_slot_pattern
  129. // CHECK:STDOUT: %return.param_patt: %ptr.235 = out_param_pattern %return.patt, runtime_param1
  130. // CHECK:STDOUT: } {
  131. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
  132. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
  133. // CHECK:STDOUT: %ptr.loc36_42: type = ptr_type %i32 [template = constants.%ptr.235]
  134. // CHECK:STDOUT: %p.param: %ptr.404 = value_param runtime_param0
  135. // CHECK:STDOUT: %.loc36: type = splice_block %ptr.loc36_33 [template = constants.%ptr.404] {
  136. // CHECK:STDOUT: %Derived.ref: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  137. // CHECK:STDOUT: %ptr.loc36_33: type = ptr_type %Derived [template = constants.%ptr.404]
  138. // CHECK:STDOUT: }
  139. // CHECK:STDOUT: %p: %ptr.404 = bind_name p, %p.param
  140. // CHECK:STDOUT: %return.param: ref %ptr.235 = out_param runtime_param1
  141. // CHECK:STDOUT: %return: ref %ptr.235 = return_slot %return.param
  142. // CHECK:STDOUT: }
  143. // CHECK:STDOUT: }
  144. // CHECK:STDOUT:
  145. // CHECK:STDOUT: class @Base {
  146. // CHECK:STDOUT: %.loc12_8: %Base.elem = field_decl a, element0 [template]
  147. // CHECK:STDOUT: name_binding_decl {
  148. // CHECK:STDOUT: %.loc12_3: %Base.elem = var_pattern %.loc12_8
  149. // CHECK:STDOUT: }
  150. // CHECK:STDOUT: %.var.loc12: ref %Base.elem = var <none>
  151. // CHECK:STDOUT: %.loc13_8: %Base.elem = field_decl b, element1 [template]
  152. // CHECK:STDOUT: name_binding_decl {
  153. // CHECK:STDOUT: %.loc13_3: %Base.elem = var_pattern %.loc13_8
  154. // CHECK:STDOUT: }
  155. // CHECK:STDOUT: %.var.loc13: ref %Base.elem = var <none>
  156. // CHECK:STDOUT: %.loc14_8: %Base.elem = field_decl c, element2 [template]
  157. // CHECK:STDOUT: name_binding_decl {
  158. // CHECK:STDOUT: %.loc14_3: %Base.elem = var_pattern %.loc14_8
  159. // CHECK:STDOUT: }
  160. // CHECK:STDOUT: %.var.loc14: ref %Base.elem = var <none>
  161. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %struct_type.a.b.c [template = constants.%complete_type.ebc]
  162. // CHECK:STDOUT: complete_type_witness = %complete_type
  163. // CHECK:STDOUT:
  164. // CHECK:STDOUT: !members:
  165. // CHECK:STDOUT: .Self = constants.%Base
  166. // CHECK:STDOUT: .a = %.loc12_8
  167. // CHECK:STDOUT: .b = %.loc13_8
  168. // CHECK:STDOUT: .c = %.loc14_8
  169. // CHECK:STDOUT: }
  170. // CHECK:STDOUT:
  171. // CHECK:STDOUT: class @Derived {
  172. // CHECK:STDOUT: %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
  173. // CHECK:STDOUT: %.loc18: %Derived.elem.69e = base_decl %Base.ref, element0 [template]
  174. // CHECK:STDOUT: %.loc20_8: %Derived.elem.344 = field_decl d, element1 [template]
  175. // CHECK:STDOUT: name_binding_decl {
  176. // CHECK:STDOUT: %.loc20_3: %Derived.elem.344 = var_pattern %.loc20_8
  177. // CHECK:STDOUT: }
  178. // CHECK:STDOUT: %.var.loc20: ref %Derived.elem.344 = var <none>
  179. // CHECK:STDOUT: %.loc21_8: %Derived.elem.344 = field_decl e, element2 [template]
  180. // CHECK:STDOUT: name_binding_decl {
  181. // CHECK:STDOUT: %.loc21_3: %Derived.elem.344 = var_pattern %.loc21_8
  182. // CHECK:STDOUT: }
  183. // CHECK:STDOUT: %.var.loc21: ref %Derived.elem.344 = var <none>
  184. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %struct_type.base.d.e.6a7 [template = constants.%complete_type.401]
  185. // CHECK:STDOUT: complete_type_witness = %complete_type
  186. // CHECK:STDOUT:
  187. // CHECK:STDOUT: !members:
  188. // CHECK:STDOUT: .Self = constants.%Derived
  189. // CHECK:STDOUT: .base = %.loc18
  190. // CHECK:STDOUT: .d = %.loc20_8
  191. // CHECK:STDOUT: .e = %.loc21_8
  192. // CHECK:STDOUT: extend %Base.ref
  193. // CHECK:STDOUT: }
  194. // CHECK:STDOUT:
  195. // CHECK:STDOUT: fn @AccessDerived(%d.param_patt: %Derived) -> %i32 {
  196. // CHECK:STDOUT: !entry:
  197. // CHECK:STDOUT: %d.ref.loc25_10: %Derived = name_ref d, %d
  198. // CHECK:STDOUT: %Derived.ref.loc25: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  199. // CHECK:STDOUT: %d.ref.loc25_20: %Derived.elem.344 = name_ref d, @Derived.%.loc20_8 [template = @Derived.%.loc20_8]
  200. // CHECK:STDOUT: %.loc25_11.1: ref %i32 = class_element_access %d.ref.loc25_10, element1
  201. // CHECK:STDOUT: %.loc25_11.2: %i32 = bind_value %.loc25_11.1
  202. // CHECK:STDOUT: return %.loc25_11.2
  203. // CHECK:STDOUT: }
  204. // CHECK:STDOUT:
  205. // CHECK:STDOUT: fn @AccessBase(%d.param_patt: %Derived) -> %i32 {
  206. // CHECK:STDOUT: !entry:
  207. // CHECK:STDOUT: %d.ref: %Derived = name_ref d, %d
  208. // CHECK:STDOUT: %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
  209. // CHECK:STDOUT: %b.ref: %Base.elem = name_ref b, @Base.%.loc13_8 [template = @Base.%.loc13_8]
  210. // CHECK:STDOUT: %.loc29_11.1: ref %Base = class_element_access %d.ref, element0
  211. // CHECK:STDOUT: %.loc29_11.2: ref %Base = converted %d.ref, %.loc29_11.1
  212. // CHECK:STDOUT: %.loc29_11.3: ref %i32 = class_element_access %.loc29_11.2, element1
  213. // CHECK:STDOUT: %.loc29_11.4: %i32 = bind_value %.loc29_11.3
  214. // CHECK:STDOUT: return %.loc29_11.4
  215. // CHECK:STDOUT: }
  216. // CHECK:STDOUT:
  217. // CHECK:STDOUT: fn @AccessDerivedIndirect(%p.param_patt: %ptr.404) -> %ptr.235 {
  218. // CHECK:STDOUT: !entry:
  219. // CHECK:STDOUT: %p.ref: %ptr.404 = name_ref p, %p
  220. // CHECK:STDOUT: %Derived.ref.loc33: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  221. // CHECK:STDOUT: %d.ref: %Derived.elem.344 = name_ref d, @Derived.%.loc20_8 [template = @Derived.%.loc20_8]
  222. // CHECK:STDOUT: %.loc33_12.1: ref %Derived = deref %p.ref
  223. // CHECK:STDOUT: %.loc33_12.2: ref %i32 = class_element_access %.loc33_12.1, element1
  224. // CHECK:STDOUT: %addr: %ptr.235 = addr_of %.loc33_12.2
  225. // CHECK:STDOUT: return %addr
  226. // CHECK:STDOUT: }
  227. // CHECK:STDOUT:
  228. // CHECK:STDOUT: fn @AccessBaseIndirect(%p.param_patt: %ptr.404) -> %ptr.235 {
  229. // CHECK:STDOUT: !entry:
  230. // CHECK:STDOUT: %p.ref: %ptr.404 = name_ref p, %p
  231. // CHECK:STDOUT: %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
  232. // CHECK:STDOUT: %b.ref: %Base.elem = name_ref b, @Base.%.loc13_8 [template = @Base.%.loc13_8]
  233. // CHECK:STDOUT: %.loc37_12.1: ref %Derived = deref %p.ref
  234. // CHECK:STDOUT: %.loc37_12.2: ref %Base = class_element_access %.loc37_12.1, element0
  235. // CHECK:STDOUT: %.loc37_12.3: ref %Base = converted %.loc37_12.1, %.loc37_12.2
  236. // CHECK:STDOUT: %.loc37_12.4: ref %i32 = class_element_access %.loc37_12.3, element1
  237. // CHECK:STDOUT: %addr: %ptr.235 = addr_of %.loc37_12.4
  238. // CHECK:STDOUT: return %addr
  239. // CHECK:STDOUT: }
  240. // CHECK:STDOUT: