base_field.carbon 7.2 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/base_field.carbon
  8. // TIP: To dump output, run:
  9. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/class/base_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 Access(p: Derived*) -> i32* {
  21. return &(*p).c;
  22. }
  23. // CHECK:STDOUT: --- base_field.carbon
  24. // CHECK:STDOUT:
  25. // CHECK:STDOUT: constants {
  26. // CHECK:STDOUT: %Base: type = class_type @Base [template]
  27. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template]
  28. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [template]
  29. // CHECK:STDOUT: %Base.elem: type = unbound_element_type %Base, %i32 [template]
  30. // CHECK:STDOUT: %struct_type.a.b.c: type = struct_type {.a: %i32, .b: %i32, .c: %i32} [template]
  31. // CHECK:STDOUT: %complete_type.ebc: <witness> = complete_type_witness %struct_type.a.b.c [template]
  32. // CHECK:STDOUT: %Derived: type = class_type @Derived [template]
  33. // CHECK:STDOUT: %Derived.elem.69e: type = unbound_element_type %Derived, %Base [template]
  34. // CHECK:STDOUT: %Derived.elem.344: type = unbound_element_type %Derived, %i32 [template]
  35. // CHECK:STDOUT: %struct_type.base.d.e.6a7: type = struct_type {.base: %Base, .d: %i32, .e: %i32} [template]
  36. // CHECK:STDOUT: %complete_type.401: <witness> = complete_type_witness %struct_type.base.d.e.6a7 [template]
  37. // CHECK:STDOUT: %ptr.404: type = ptr_type %Derived [template]
  38. // CHECK:STDOUT: %ptr.235: type = ptr_type %i32 [template]
  39. // CHECK:STDOUT: %Access.type: type = fn_type @Access [template]
  40. // CHECK:STDOUT: %Access: %Access.type = struct_value () [template]
  41. // CHECK:STDOUT: }
  42. // CHECK:STDOUT:
  43. // CHECK:STDOUT: imports {
  44. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
  45. // CHECK:STDOUT: .Int = %Core.Int
  46. // CHECK:STDOUT: import Core//prelude
  47. // CHECK:STDOUT: import Core//prelude/...
  48. // CHECK:STDOUT: }
  49. // CHECK:STDOUT: }
  50. // CHECK:STDOUT:
  51. // CHECK:STDOUT: file {
  52. // CHECK:STDOUT: package: <namespace> = namespace [template] {
  53. // CHECK:STDOUT: .Core = imports.%Core
  54. // CHECK:STDOUT: .Base = %Base.decl
  55. // CHECK:STDOUT: .Derived = %Derived.decl
  56. // CHECK:STDOUT: .Access = %Access.decl
  57. // CHECK:STDOUT: }
  58. // CHECK:STDOUT: %Core.import = import Core
  59. // CHECK:STDOUT: %Base.decl: type = class_decl @Base [template = constants.%Base] {} {}
  60. // CHECK:STDOUT: %Derived.decl: type = class_decl @Derived [template = constants.%Derived] {} {}
  61. // CHECK:STDOUT: %Access.decl: %Access.type = fn_decl @Access [template = constants.%Access] {
  62. // CHECK:STDOUT: %p.patt: %ptr.404 = binding_pattern p
  63. // CHECK:STDOUT: %p.param_patt: %ptr.404 = value_param_pattern %p.patt, runtime_param0
  64. // CHECK:STDOUT: %return.patt: %ptr.235 = return_slot_pattern
  65. // CHECK:STDOUT: %return.param_patt: %ptr.235 = out_param_pattern %return.patt, runtime_param1
  66. // CHECK:STDOUT: } {
  67. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [template = constants.%int_32]
  68. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(constants.%int_32) [template = constants.%i32]
  69. // CHECK:STDOUT: %ptr.loc24_30: type = ptr_type %i32 [template = constants.%ptr.235]
  70. // CHECK:STDOUT: %p.param: %ptr.404 = value_param runtime_param0
  71. // CHECK:STDOUT: %.loc24: type = splice_block %ptr.loc24_21 [template = constants.%ptr.404] {
  72. // CHECK:STDOUT: %Derived.ref: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
  73. // CHECK:STDOUT: %ptr.loc24_21: type = ptr_type %Derived [template = constants.%ptr.404]
  74. // CHECK:STDOUT: }
  75. // CHECK:STDOUT: %p: %ptr.404 = bind_name p, %p.param
  76. // CHECK:STDOUT: %return.param: ref %ptr.235 = out_param runtime_param1
  77. // CHECK:STDOUT: %return: ref %ptr.235 = return_slot %return.param
  78. // CHECK:STDOUT: }
  79. // CHECK:STDOUT: }
  80. // CHECK:STDOUT:
  81. // CHECK:STDOUT: class @Base {
  82. // CHECK:STDOUT: %.loc12_8: %Base.elem = field_decl a, element0 [template]
  83. // CHECK:STDOUT: name_binding_decl {
  84. // CHECK:STDOUT: %.loc12_3: %Base.elem = var_pattern %.loc12_8
  85. // CHECK:STDOUT: }
  86. // CHECK:STDOUT: %.var.loc12: ref %Base.elem = var <none>
  87. // CHECK:STDOUT: %.loc13_8: %Base.elem = field_decl b, element1 [template]
  88. // CHECK:STDOUT: name_binding_decl {
  89. // CHECK:STDOUT: %.loc13_3: %Base.elem = var_pattern %.loc13_8
  90. // CHECK:STDOUT: }
  91. // CHECK:STDOUT: %.var.loc13: ref %Base.elem = var <none>
  92. // CHECK:STDOUT: %.loc14_8: %Base.elem = field_decl c, element2 [template]
  93. // CHECK:STDOUT: name_binding_decl {
  94. // CHECK:STDOUT: %.loc14_3: %Base.elem = var_pattern %.loc14_8
  95. // CHECK:STDOUT: }
  96. // CHECK:STDOUT: %.var.loc14: ref %Base.elem = var <none>
  97. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %struct_type.a.b.c [template = constants.%complete_type.ebc]
  98. // CHECK:STDOUT: complete_type_witness = %complete_type
  99. // CHECK:STDOUT:
  100. // CHECK:STDOUT: !members:
  101. // CHECK:STDOUT: .Self = constants.%Base
  102. // CHECK:STDOUT: .a = %.loc12_8
  103. // CHECK:STDOUT: .b = %.loc13_8
  104. // CHECK:STDOUT: .c = %.loc14_8
  105. // CHECK:STDOUT: }
  106. // CHECK:STDOUT:
  107. // CHECK:STDOUT: class @Derived {
  108. // CHECK:STDOUT: %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
  109. // CHECK:STDOUT: %.loc18: %Derived.elem.69e = base_decl %Base.ref, element0 [template]
  110. // CHECK:STDOUT: %.loc20_8: %Derived.elem.344 = field_decl d, element1 [template]
  111. // CHECK:STDOUT: name_binding_decl {
  112. // CHECK:STDOUT: %.loc20_3: %Derived.elem.344 = var_pattern %.loc20_8
  113. // CHECK:STDOUT: }
  114. // CHECK:STDOUT: %.var.loc20: ref %Derived.elem.344 = var <none>
  115. // CHECK:STDOUT: %.loc21_8: %Derived.elem.344 = field_decl e, element2 [template]
  116. // CHECK:STDOUT: name_binding_decl {
  117. // CHECK:STDOUT: %.loc21_3: %Derived.elem.344 = var_pattern %.loc21_8
  118. // CHECK:STDOUT: }
  119. // CHECK:STDOUT: %.var.loc21: ref %Derived.elem.344 = var <none>
  120. // CHECK:STDOUT: %complete_type: <witness> = complete_type_witness %struct_type.base.d.e.6a7 [template = constants.%complete_type.401]
  121. // CHECK:STDOUT: complete_type_witness = %complete_type
  122. // CHECK:STDOUT:
  123. // CHECK:STDOUT: !members:
  124. // CHECK:STDOUT: .Self = constants.%Derived
  125. // CHECK:STDOUT: .base = %.loc18
  126. // CHECK:STDOUT: .d = %.loc20_8
  127. // CHECK:STDOUT: .e = %.loc21_8
  128. // CHECK:STDOUT: extend %Base.ref
  129. // CHECK:STDOUT: }
  130. // CHECK:STDOUT:
  131. // CHECK:STDOUT: fn @Access(%p.param_patt: %ptr.404) -> %ptr.235 {
  132. // CHECK:STDOUT: !entry:
  133. // CHECK:STDOUT: %p.ref: %ptr.404 = name_ref p, %p
  134. // CHECK:STDOUT: %.loc25_12: ref %Derived = deref %p.ref
  135. // CHECK:STDOUT: %c.ref: %Base.elem = name_ref c, @Base.%.loc14_8 [template = @Base.%.loc14_8]
  136. // CHECK:STDOUT: %.loc25_15.1: ref %Base = class_element_access %.loc25_12, element0
  137. // CHECK:STDOUT: %.loc25_15.2: ref %Base = converted %.loc25_12, %.loc25_15.1
  138. // CHECK:STDOUT: %.loc25_15.3: ref %i32 = class_element_access %.loc25_15.2, element2
  139. // CHECK:STDOUT: %addr: %ptr.235 = addr_of %.loc25_15.3
  140. // CHECK:STDOUT: return %addr
  141. // CHECK:STDOUT: }
  142. // CHECK:STDOUT: