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compound_field.carbon

compound_field.carbon 8.2 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. // AUTOUPDATE
    6. 

  6. 

  7. base class Base {
    8. 

  8.   var a: i32;
    9. 

  9.   var b: i32;
    10. 

  10.   var c: i32;
    11. 

  11. }
    12. 

  12. 

  13. class Derived {
    14. 

  14.   extend base: Base;
    15. 

  15. 

  16.   var d: i32;
    17. 

  17.   var e: i32;
    18. 

  18. }
    19. 

  19. 

  20. fn AccessDerived(d: Derived) -> i32 {
    21. 

  21.   return d.(Derived.d);
    22. 

  22. }
    23. 

  23. 

  24. fn AccessBase(d: Derived) -> i32 {
    25. 

  25.   return d.(Base.b);
    26. 

  26. }
    27. 

  27. 

  28. fn AccessDerivedIndirect(p: Derived*) -> i32* {
    29. 

  29.   return &p->(Derived.d);
    30. 

  30. }
    31. 

  31. 

  32. fn AccessBaseIndirect(p: Derived*) -> i32* {
    33. 

  33.   return &p->(Base.b);
    34. 

  34. }
    35. 

  35. 

  36. // CHECK:STDOUT: --- compound_field.carbon
    37. 

  37. // CHECK:STDOUT:
    38. 

  38. // CHECK:STDOUT: constants {
    39. 

  39. // CHECK:STDOUT:   %Base: type = class_type @Base [template]
    40. 

  40. // CHECK:STDOUT:   %.1: type = unbound_element_type Base, i32 [template]
    41. 

  41. // CHECK:STDOUT:   %.2: type = struct_type {.a: i32, .b: i32, .c: i32} [template]
    42. 

  42. // CHECK:STDOUT:   %Derived: type = class_type @Derived [template]
    43. 

  43. // CHECK:STDOUT:   %.3: type = ptr_type {.a: i32, .b: i32, .c: i32} [template]
    44. 

  44. // CHECK:STDOUT:   %.4: type = unbound_element_type Derived, Base [template]
    45. 

  45. // CHECK:STDOUT:   %.5: type = unbound_element_type Derived, i32 [template]
    46. 

  46. // CHECK:STDOUT:   %.6: type = struct_type {.base: Base, .d: i32, .e: i32} [template]
    47. 

  47. // CHECK:STDOUT:   %.7: type = struct_type {.base: {.a: i32, .b: i32, .c: i32}*, .d: i32, .e: i32} [template]
    48. 

  48. // CHECK:STDOUT:   %.8: type = ptr_type {.base: {.a: i32, .b: i32, .c: i32}*, .d: i32, .e: i32} [template]
    49. 

  49. // CHECK:STDOUT:   %.9: type = ptr_type {.base: Base, .d: i32, .e: i32} [template]
    50. 

  50. // CHECK:STDOUT:   %.10: type = ptr_type Derived [template]
    51. 

  51. // CHECK:STDOUT:   %.11: type = ptr_type i32 [template]
    52. 

  52. // CHECK:STDOUT: }
    53. 

  53. // CHECK:STDOUT:
    54. 

  54. // CHECK:STDOUT: file {
    55. 

  55. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    56. 

  56. // CHECK:STDOUT:     .Base = %Base.decl
    57. 

  57. // CHECK:STDOUT:     .Derived = %Derived.decl
    58. 

  58. // CHECK:STDOUT:     .AccessDerived = %AccessDerived
    59. 

  59. // CHECK:STDOUT:     .AccessBase = %AccessBase
    60. 

  60. // CHECK:STDOUT:     .AccessDerivedIndirect = %AccessDerivedIndirect
    61. 

  61. // CHECK:STDOUT:     .AccessBaseIndirect = %AccessBaseIndirect
    62. 

  62. // CHECK:STDOUT:   }
    63. 

  63. // CHECK:STDOUT:   %Base.decl: type = class_decl @Base [template = constants.%Base] {}
    64. 

  64. // CHECK:STDOUT:   %Derived.decl: type = class_decl @Derived [template = constants.%Derived] {}
    65. 

  65. // CHECK:STDOUT:   %AccessDerived: <function> = fn_decl @AccessDerived [template] {
    66. 

  66. // CHECK:STDOUT:     %Derived.ref.loc20: type = name_ref Derived, %Derived.decl [template = constants.%Derived]
    67. 

  67. // CHECK:STDOUT:     %d.loc20_18.1: Derived = param d
    68. 

  68. // CHECK:STDOUT:     @AccessDerived.%d: Derived = bind_name d, %d.loc20_18.1
    69. 

  69. // CHECK:STDOUT:     %return.var.loc20: ref i32 = var <return slot>
    70. 

  70. // CHECK:STDOUT:   }
    71. 

  71. // CHECK:STDOUT:   %AccessBase: <function> = fn_decl @AccessBase [template] {
    72. 

  72. // CHECK:STDOUT:     %Derived.ref.loc24: type = name_ref Derived, %Derived.decl [template = constants.%Derived]
    73. 

  73. // CHECK:STDOUT:     %d.loc24_15.1: Derived = param d
    74. 

  74. // CHECK:STDOUT:     @AccessBase.%d: Derived = bind_name d, %d.loc24_15.1
    75. 

  75. // CHECK:STDOUT:     %return.var.loc24: ref i32 = var <return slot>
    76. 

  76. // CHECK:STDOUT:   }
    77. 

  77. // CHECK:STDOUT:   %AccessDerivedIndirect: <function> = fn_decl @AccessDerivedIndirect [template] {
    78. 

  78. // CHECK:STDOUT:     %Derived.ref.loc28: type = name_ref Derived, %Derived.decl [template = constants.%Derived]
    79. 

  79. // CHECK:STDOUT:     %.loc28_36: type = ptr_type Derived [template = constants.%.10]
    80. 

  80. // CHECK:STDOUT:     %p.loc28_26.1: Derived* = param p
    81. 

  81. // CHECK:STDOUT:     @AccessDerivedIndirect.%p: Derived* = bind_name p, %p.loc28_26.1
    82. 

  82. // CHECK:STDOUT:     %.loc28_45: type = ptr_type i32 [template = constants.%.11]
    83. 

  83. // CHECK:STDOUT:     %return.var.loc28: ref i32* = var <return slot>
    84. 

  84. // CHECK:STDOUT:   }
    85. 

  85. // CHECK:STDOUT:   %AccessBaseIndirect: <function> = fn_decl @AccessBaseIndirect [template] {
    86. 

  86. // CHECK:STDOUT:     %Derived.ref.loc32: type = name_ref Derived, %Derived.decl [template = constants.%Derived]
    87. 

  87. // CHECK:STDOUT:     %.loc32_33: type = ptr_type Derived [template = constants.%.10]
    88. 

  88. // CHECK:STDOUT:     %p.loc32_23.1: Derived* = param p
    89. 

  89. // CHECK:STDOUT:     @AccessBaseIndirect.%p: Derived* = bind_name p, %p.loc32_23.1
    90. 

  90. // CHECK:STDOUT:     %.loc32_42: type = ptr_type i32 [template = constants.%.11]
    91. 

  91. // CHECK:STDOUT:     %return.var.loc32: ref i32* = var <return slot>
    92. 

  92. // CHECK:STDOUT:   }
    93. 

  93. // CHECK:STDOUT: }
    94. 

  94. // CHECK:STDOUT:
    95. 

  95. // CHECK:STDOUT: class @Base {
    96. 

  96. // CHECK:STDOUT:   %.loc8: <unbound element of class Base> = field_decl a, element0 [template]
    97. 

  97. // CHECK:STDOUT:   %.loc9: <unbound element of class Base> = field_decl b, element1 [template]
    98. 

  98. // CHECK:STDOUT:   %.loc10: <unbound element of class Base> = field_decl c, element2 [template]
    99. 

  99. // CHECK:STDOUT:
    100. 

  100. // CHECK:STDOUT: !members:
    101. 

  101. // CHECK:STDOUT:   .Self = constants.%Base
    102. 

  102. // CHECK:STDOUT:   .a = %.loc8
    103. 

  103. // CHECK:STDOUT:   .b = %.loc9
    104. 

  104. // CHECK:STDOUT:   .c = %.loc10
    105. 

  105. // CHECK:STDOUT: }
    106. 

  106. // CHECK:STDOUT:
    107. 

  107. // CHECK:STDOUT: class @Derived {
    108. 

  108. // CHECK:STDOUT:   %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    109. 

  109. // CHECK:STDOUT:   %.loc14: <unbound element of class Derived> = base_decl Base, element0 [template]
    110. 

  110. // CHECK:STDOUT:   %.loc16: <unbound element of class Derived> = field_decl d, element1 [template]
    111. 

  111. // CHECK:STDOUT:   %.loc17: <unbound element of class Derived> = field_decl e, element2 [template]
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT: !members:
    114. 

  114. // CHECK:STDOUT:   .Self = constants.%Derived
    115. 

  115. // CHECK:STDOUT:   .base = %.loc14
    116. 

  116. // CHECK:STDOUT:   .d = %.loc16
    117. 

  117. // CHECK:STDOUT:   .e = %.loc17
    118. 

  118. // CHECK:STDOUT:   extend name_scope1
    119. 

  119. // CHECK:STDOUT: }
    120. 

  120. // CHECK:STDOUT:
    121. 

  121. // CHECK:STDOUT: fn @AccessDerived(%d: Derived) -> i32 {
    122. 

  122. // CHECK:STDOUT: !entry:
    123. 

  123. // CHECK:STDOUT:   %d.ref.loc21_10: Derived = name_ref d, %d
    124. 

  124. // CHECK:STDOUT:   %Derived.ref: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
    125. 

  125. // CHECK:STDOUT:   %d.ref.loc21_20: <unbound element of class Derived> = name_ref d, @Derived.%.loc16 [template = @Derived.%.loc16]
    126. 

  126. // CHECK:STDOUT:   %.loc21_11.1: ref i32 = class_element_access %d.ref.loc21_10, element1
    127. 

  127. // CHECK:STDOUT:   %.loc21_11.2: i32 = bind_value %.loc21_11.1
    128. 

  128. // CHECK:STDOUT:   return %.loc21_11.2
    129. 

  129. // CHECK:STDOUT: }
    130. 

  130. // CHECK:STDOUT:
    131. 

  131. // CHECK:STDOUT: fn @AccessBase(%d: Derived) -> i32 {
    132. 

  132. // CHECK:STDOUT: !entry:
    133. 

  133. // CHECK:STDOUT:   %d.ref: Derived = name_ref d, %d
    134. 

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

  135. // CHECK:STDOUT:   %b.ref: <unbound element of class Base> = name_ref b, @Base.%.loc9 [template = @Base.%.loc9]
    136. 

  136. // CHECK:STDOUT:   %.loc25_11.1: ref Base = class_element_access %d.ref, element0
    137. 

  137. // CHECK:STDOUT:   %.loc25_10: ref Base = converted %d.ref, %.loc25_11.1
    138. 

  138. // CHECK:STDOUT:   %.loc25_11.2: ref i32 = class_element_access %.loc25_10, element1
    139. 

  139. // CHECK:STDOUT:   %.loc25_11.3: i32 = bind_value %.loc25_11.2
    140. 

  140. // CHECK:STDOUT:   return %.loc25_11.3
    141. 

  141. // CHECK:STDOUT: }
    142. 

  142. // CHECK:STDOUT:
    143. 

  143. // CHECK:STDOUT: fn @AccessDerivedIndirect(%p: Derived*) -> i32* {
    144. 

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

  145. // CHECK:STDOUT:   %p.ref: Derived* = name_ref p, %p
    146. 

  146. // CHECK:STDOUT:   %Derived.ref: type = name_ref Derived, file.%Derived.decl [template = constants.%Derived]
    147. 

  147. // CHECK:STDOUT:   %d.ref: <unbound element of class Derived> = name_ref d, @Derived.%.loc16 [template = @Derived.%.loc16]
    148. 

  148. // CHECK:STDOUT:   %.loc29_12.1: ref Derived = deref %p.ref
    149. 

  149. // CHECK:STDOUT:   %.loc29_12.2: ref i32 = class_element_access %.loc29_12.1, element1
    150. 

  150. // CHECK:STDOUT:   %.loc29_10: i32* = addr_of %.loc29_12.2
    151. 

  151. // CHECK:STDOUT:   return %.loc29_10
    152. 

  152. // CHECK:STDOUT: }
    153. 

  153. // CHECK:STDOUT:
    154. 

  154. // CHECK:STDOUT: fn @AccessBaseIndirect(%p: Derived*) -> i32* {
    155. 

  155. // CHECK:STDOUT: !entry:
    156. 

  156. // CHECK:STDOUT:   %p.ref: Derived* = name_ref p, %p
    157. 

  157. // CHECK:STDOUT:   %Base.ref: type = name_ref Base, file.%Base.decl [template = constants.%Base]
    158. 

  158. // CHECK:STDOUT:   %b.ref: <unbound element of class Base> = name_ref b, @Base.%.loc9 [template = @Base.%.loc9]
    159. 

  159. // CHECK:STDOUT:   %.loc33_12.1: ref Derived = deref %p.ref
    160. 

  160. // CHECK:STDOUT:   %.loc33_12.2: ref Base = class_element_access %.loc33_12.1, element0
    161. 

  161. // CHECK:STDOUT:   %.loc33_12.3: ref Base = converted %.loc33_12.1, %.loc33_12.2
    162. 

  162. // CHECK:STDOUT:   %.loc33_12.4: ref i32 = class_element_access %.loc33_12.3, element1
    163. 

  163. // CHECK:STDOUT:   %.loc33_10: i32* = addr_of %.loc33_12.4
    164. 

  164. // CHECK:STDOUT:   return %.loc33_10
    165. 

  165. // CHECK:STDOUT: }
    166. 

  166. // CHECK:STDOUT:
    167.