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toolchain
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address_of_lvalue.carbon

address_of_lvalue.carbon 11 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. // TIP: To test this file alone, run:
    7. 

  7. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/pointer/address_of_lvalue.carbon
    8. 

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

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

  10. 

  11. fn F() {
    12. 

  12.   var s: {.a: i32, .b: i32} = {.a = 1, .b = 2};
    13. 

  13. 

  14.   var p: {.a: i32, .b: i32}* = &s;
    15. 

  15.   var q: i32* = &s.a;
    16. 

  16.   var r: i32* = &s.b;
    17. 

  17. 

  18.   var t: (i32, i32) = (1, 2);
    19. 

  19.   var t0: i32* = &t.0;
    20. 

  20.   var t1: i32* = &t.1;
    21. 

  21. }
    22. 

  22. 

  23. // CHECK:STDOUT: --- address_of_lvalue.carbon
    24. 

  24. // CHECK:STDOUT:
    25. 

  25. // CHECK:STDOUT: constants {
    26. 

  26. // CHECK:STDOUT:   %F.type: type = fn_type @F [template]
    27. 

  27. // CHECK:STDOUT:   %.1: type = tuple_type () [template]
    28. 

  28. // CHECK:STDOUT:   %F: %F.type = struct_value () [template]
    29. 

  29. // CHECK:STDOUT:   %Int32.type: type = fn_type @Int32 [template]
    30. 

  30. // CHECK:STDOUT:   %Int32: %Int32.type = struct_value () [template]
    31. 

  31. // CHECK:STDOUT:   %.2: type = struct_type {.a: i32, .b: i32} [template]
    32. 

  32. // CHECK:STDOUT:   %.3: type = ptr_type %.2 [template]
    33. 

  33. // CHECK:STDOUT:   %.4: i32 = int_literal 1 [template]
    34. 

  34. // CHECK:STDOUT:   %.5: i32 = int_literal 2 [template]
    35. 

  35. // CHECK:STDOUT:   %struct: %.2 = struct_value (%.4, %.5) [template]
    36. 

  36. // CHECK:STDOUT:   %.6: type = ptr_type i32 [template]
    37. 

  37. // CHECK:STDOUT:   %.7: type = tuple_type (type, type) [template]
    38. 

  38. // CHECK:STDOUT:   %.8: type = tuple_type (i32, i32) [template]
    39. 

  39. // CHECK:STDOUT:   %.9: type = ptr_type %.8 [template]
    40. 

  40. // CHECK:STDOUT:   %tuple: %.8 = tuple_value (%.4, %.5) [template]
    41. 

  41. // CHECK:STDOUT:   %.10: i32 = int_literal 0 [template]
    42. 

  42. // CHECK:STDOUT: }
    43. 

  43. // CHECK:STDOUT:
    44. 

  44. // CHECK:STDOUT: imports {
    45. 

  45. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    46. 

  46. // CHECK:STDOUT:     .Int32 = %import_ref
    47. 

  47. // CHECK:STDOUT:     import Core//prelude
    48. 

  48. // CHECK:STDOUT:     import Core//prelude/operators
    49. 

  49. // CHECK:STDOUT:     import Core//prelude/types
    50. 

  50. // CHECK:STDOUT:     import Core//prelude/operators/arithmetic
    51. 

  51. // CHECK:STDOUT:     import Core//prelude/operators/as
    52. 

  52. // CHECK:STDOUT:     import Core//prelude/operators/bitwise
    53. 

  53. // CHECK:STDOUT:     import Core//prelude/operators/comparison
    54. 

  54. // CHECK:STDOUT:     import Core//prelude/types/bool
    55. 

  55. // CHECK:STDOUT:   }
    56. 

  56. // CHECK:STDOUT:   %import_ref: %Int32.type = import_ref Core//prelude/types, inst+4, loaded [template = constants.%Int32]
    57. 

  57. // CHECK:STDOUT: }
    58. 

  58. // CHECK:STDOUT:
    59. 

  59. // CHECK:STDOUT: file {
    60. 

  60. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    61. 

  61. // CHECK:STDOUT:     .Core = imports.%Core
    62. 

  62. // CHECK:STDOUT:     .F = %F.decl
    63. 

  63. // CHECK:STDOUT:   }
    64. 

  64. // CHECK:STDOUT:   %Core.import = import Core
    65. 

  65. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {} {}
    66. 

  66. // CHECK:STDOUT: }
    67. 

  67. // CHECK:STDOUT:
    68. 

  68. // CHECK:STDOUT: fn @F() {
    69. 

  69. // CHECK:STDOUT: !entry:
    70. 

  70. // CHECK:STDOUT:   %int.make_type_32.loc12_15: init type = call constants.%Int32() [template = i32]
    71. 

  71. // CHECK:STDOUT:   %.loc12_15.1: type = value_of_initializer %int.make_type_32.loc12_15 [template = i32]
    72. 

  72. // CHECK:STDOUT:   %.loc12_15.2: type = converted %int.make_type_32.loc12_15, %.loc12_15.1 [template = i32]
    73. 

  73. // CHECK:STDOUT:   %int.make_type_32.loc12_24: init type = call constants.%Int32() [template = i32]
    74. 

  74. // CHECK:STDOUT:   %.loc12_24.1: type = value_of_initializer %int.make_type_32.loc12_24 [template = i32]
    75. 

  75. // CHECK:STDOUT:   %.loc12_24.2: type = converted %int.make_type_32.loc12_24, %.loc12_24.1 [template = i32]
    76. 

  76. // CHECK:STDOUT:   %.loc12_27: type = struct_type {.a: i32, .b: i32} [template = constants.%.2]
    77. 

  77. // CHECK:STDOUT:   %s.var: ref %.2 = var s
    78. 

  78. // CHECK:STDOUT:   %s: ref %.2 = bind_name s, %s.var
    79. 

  79. // CHECK:STDOUT:   %.loc12_37: i32 = int_literal 1 [template = constants.%.4]
    80. 

  80. // CHECK:STDOUT:   %.loc12_45: i32 = int_literal 2 [template = constants.%.5]
    81. 

  81. // CHECK:STDOUT:   %.loc12_46.1: %.2 = struct_literal (%.loc12_37, %.loc12_45)
    82. 

  82. // CHECK:STDOUT:   %.loc12_46.2: ref i32 = struct_access %s.var, element0
    83. 

  83. // CHECK:STDOUT:   %.loc12_46.3: init i32 = initialize_from %.loc12_37 to %.loc12_46.2 [template = constants.%.4]
    84. 

  84. // CHECK:STDOUT:   %.loc12_46.4: ref i32 = struct_access %s.var, element1
    85. 

  85. // CHECK:STDOUT:   %.loc12_46.5: init i32 = initialize_from %.loc12_45 to %.loc12_46.4 [template = constants.%.5]
    86. 

  86. // CHECK:STDOUT:   %.loc12_46.6: init %.2 = struct_init (%.loc12_46.3, %.loc12_46.5) to %s.var [template = constants.%struct]
    87. 

  87. // CHECK:STDOUT:   %.loc12_47: init %.2 = converted %.loc12_46.1, %.loc12_46.6 [template = constants.%struct]
    88. 

  88. // CHECK:STDOUT:   assign %s.var, %.loc12_47
    89. 

  89. // CHECK:STDOUT:   %int.make_type_32.loc14_15: init type = call constants.%Int32() [template = i32]
    90. 

  90. // CHECK:STDOUT:   %.loc14_15.1: type = value_of_initializer %int.make_type_32.loc14_15 [template = i32]
    91. 

  91. // CHECK:STDOUT:   %.loc14_15.2: type = converted %int.make_type_32.loc14_15, %.loc14_15.1 [template = i32]
    92. 

  92. // CHECK:STDOUT:   %int.make_type_32.loc14_24: init type = call constants.%Int32() [template = i32]
    93. 

  93. // CHECK:STDOUT:   %.loc14_24.1: type = value_of_initializer %int.make_type_32.loc14_24 [template = i32]
    94. 

  94. // CHECK:STDOUT:   %.loc14_24.2: type = converted %int.make_type_32.loc14_24, %.loc14_24.1 [template = i32]
    95. 

  95. // CHECK:STDOUT:   %.loc14_27: type = struct_type {.a: i32, .b: i32} [template = constants.%.2]
    96. 

  96. // CHECK:STDOUT:   %.loc14_28: type = ptr_type %.2 [template = constants.%.3]
    97. 

  97. // CHECK:STDOUT:   %p.var: ref %.3 = var p
    98. 

  98. // CHECK:STDOUT:   %p: ref %.3 = bind_name p, %p.var
    99. 

  99. // CHECK:STDOUT:   %s.ref.loc14: ref %.2 = name_ref s, %s
    100. 

  100. // CHECK:STDOUT:   %.loc14_32: %.3 = addr_of %s.ref.loc14
    101. 

  101. // CHECK:STDOUT:   assign %p.var, %.loc14_32
    102. 

  102. // CHECK:STDOUT:   %int.make_type_32.loc15: init type = call constants.%Int32() [template = i32]
    103. 

  103. // CHECK:STDOUT:   %.loc15_13.1: type = value_of_initializer %int.make_type_32.loc15 [template = i32]
    104. 

  104. // CHECK:STDOUT:   %.loc15_13.2: type = converted %int.make_type_32.loc15, %.loc15_13.1 [template = i32]
    105. 

  105. // CHECK:STDOUT:   %.loc15_13.3: type = ptr_type i32 [template = constants.%.6]
    106. 

  106. // CHECK:STDOUT:   %q.var: ref %.6 = var q
    107. 

  107. // CHECK:STDOUT:   %q: ref %.6 = bind_name q, %q.var
    108. 

  108. // CHECK:STDOUT:   %s.ref.loc15: ref %.2 = name_ref s, %s
    109. 

  109. // CHECK:STDOUT:   %.loc15_19: ref i32 = struct_access %s.ref.loc15, element0
    110. 

  110. // CHECK:STDOUT:   %.loc15_17: %.6 = addr_of %.loc15_19
    111. 

  111. // CHECK:STDOUT:   assign %q.var, %.loc15_17
    112. 

  112. // CHECK:STDOUT:   %int.make_type_32.loc16: init type = call constants.%Int32() [template = i32]
    113. 

  113. // CHECK:STDOUT:   %.loc16_13.1: type = value_of_initializer %int.make_type_32.loc16 [template = i32]
    114. 

  114. // CHECK:STDOUT:   %.loc16_13.2: type = converted %int.make_type_32.loc16, %.loc16_13.1 [template = i32]
    115. 

  115. // CHECK:STDOUT:   %.loc16_13.3: type = ptr_type i32 [template = constants.%.6]
    116. 

  116. // CHECK:STDOUT:   %r.var: ref %.6 = var r
    117. 

  117. // CHECK:STDOUT:   %r: ref %.6 = bind_name r, %r.var
    118. 

  118. // CHECK:STDOUT:   %s.ref.loc16: ref %.2 = name_ref s, %s
    119. 

  119. // CHECK:STDOUT:   %.loc16_19: ref i32 = struct_access %s.ref.loc16, element1
    120. 

  120. // CHECK:STDOUT:   %.loc16_17: %.6 = addr_of %.loc16_19
    121. 

  121. // CHECK:STDOUT:   assign %r.var, %.loc16_17
    122. 

  122. // CHECK:STDOUT:   %int.make_type_32.loc18_11: init type = call constants.%Int32() [template = i32]
    123. 

  123. // CHECK:STDOUT:   %int.make_type_32.loc18_16: init type = call constants.%Int32() [template = i32]
    124. 

  124. // CHECK:STDOUT:   %.loc18_19.1: %.7 = tuple_literal (%int.make_type_32.loc18_11, %int.make_type_32.loc18_16)
    125. 

  125. // CHECK:STDOUT:   %.loc18_19.2: type = value_of_initializer %int.make_type_32.loc18_11 [template = i32]
    126. 

  126. // CHECK:STDOUT:   %.loc18_19.3: type = converted %int.make_type_32.loc18_11, %.loc18_19.2 [template = i32]
    127. 

  127. // CHECK:STDOUT:   %.loc18_19.4: type = value_of_initializer %int.make_type_32.loc18_16 [template = i32]
    128. 

  128. // CHECK:STDOUT:   %.loc18_19.5: type = converted %int.make_type_32.loc18_16, %.loc18_19.4 [template = i32]
    129. 

  129. // CHECK:STDOUT:   %.loc18_19.6: type = converted %.loc18_19.1, constants.%.8 [template = constants.%.8]
    130. 

  130. // CHECK:STDOUT:   %t.var: ref %.8 = var t
    131. 

  131. // CHECK:STDOUT:   %t: ref %.8 = bind_name t, %t.var
    132. 

  132. // CHECK:STDOUT:   %.loc18_24: i32 = int_literal 1 [template = constants.%.4]
    133. 

  133. // CHECK:STDOUT:   %.loc18_27: i32 = int_literal 2 [template = constants.%.5]
    134. 

  134. // CHECK:STDOUT:   %.loc18_28.1: %.8 = tuple_literal (%.loc18_24, %.loc18_27)
    135. 

  135. // CHECK:STDOUT:   %.loc18_28.2: ref i32 = tuple_access %t.var, element0
    136. 

  136. // CHECK:STDOUT:   %.loc18_28.3: init i32 = initialize_from %.loc18_24 to %.loc18_28.2 [template = constants.%.4]
    137. 

  137. // CHECK:STDOUT:   %.loc18_28.4: ref i32 = tuple_access %t.var, element1
    138. 

  138. // CHECK:STDOUT:   %.loc18_28.5: init i32 = initialize_from %.loc18_27 to %.loc18_28.4 [template = constants.%.5]
    139. 

  139. // CHECK:STDOUT:   %.loc18_28.6: init %.8 = tuple_init (%.loc18_28.3, %.loc18_28.5) to %t.var [template = constants.%tuple]
    140. 

  140. // CHECK:STDOUT:   %.loc18_29: init %.8 = converted %.loc18_28.1, %.loc18_28.6 [template = constants.%tuple]
    141. 

  141. // CHECK:STDOUT:   assign %t.var, %.loc18_29
    142. 

  142. // CHECK:STDOUT:   %int.make_type_32.loc19: init type = call constants.%Int32() [template = i32]
    143. 

  143. // CHECK:STDOUT:   %.loc19_14.1: type = value_of_initializer %int.make_type_32.loc19 [template = i32]
    144. 

  144. // CHECK:STDOUT:   %.loc19_14.2: type = converted %int.make_type_32.loc19, %.loc19_14.1 [template = i32]
    145. 

  145. // CHECK:STDOUT:   %.loc19_14.3: type = ptr_type i32 [template = constants.%.6]
    146. 

  146. // CHECK:STDOUT:   %t0.var: ref %.6 = var t0
    147. 

  147. // CHECK:STDOUT:   %t0: ref %.6 = bind_name t0, %t0.var
    148. 

  148. // CHECK:STDOUT:   %t.ref.loc19: ref %.8 = name_ref t, %t
    149. 

  149. // CHECK:STDOUT:   %.loc19_21: i32 = int_literal 0 [template = constants.%.10]
    150. 

  150. // CHECK:STDOUT:   %.loc19_20: ref i32 = tuple_access %t.ref.loc19, element0
    151. 

  151. // CHECK:STDOUT:   %.loc19_18: %.6 = addr_of %.loc19_20
    152. 

  152. // CHECK:STDOUT:   assign %t0.var, %.loc19_18
    153. 

  153. // CHECK:STDOUT:   %int.make_type_32.loc20: init type = call constants.%Int32() [template = i32]
    154. 

  154. // CHECK:STDOUT:   %.loc20_14.1: type = value_of_initializer %int.make_type_32.loc20 [template = i32]
    155. 

  155. // CHECK:STDOUT:   %.loc20_14.2: type = converted %int.make_type_32.loc20, %.loc20_14.1 [template = i32]
    156. 

  156. // CHECK:STDOUT:   %.loc20_14.3: type = ptr_type i32 [template = constants.%.6]
    157. 

  157. // CHECK:STDOUT:   %t1.var: ref %.6 = var t1
    158. 

  158. // CHECK:STDOUT:   %t1: ref %.6 = bind_name t1, %t1.var
    159. 

  159. // CHECK:STDOUT:   %t.ref.loc20: ref %.8 = name_ref t, %t
    160. 

  160. // CHECK:STDOUT:   %.loc20_21: i32 = int_literal 1 [template = constants.%.4]
    161. 

  161. // CHECK:STDOUT:   %.loc20_20: ref i32 = tuple_access %t.ref.loc20, element1
    162. 

  162. // CHECK:STDOUT:   %.loc20_18: %.6 = addr_of %.loc20_20
    163. 

  163. // CHECK:STDOUT:   assign %t1.var, %.loc20_18
    164. 

  164. // CHECK:STDOUT:   return
    165. 

  165. // CHECK:STDOUT: }
    166. 

  166. // CHECK:STDOUT:
    167. 

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

  168. // CHECK:STDOUT:
    169.