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carbon-lang
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toolchain
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check
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testdata
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index
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array_element_access.carbon

array_element_access.carbon 11 KB
История Исходник

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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/index/array_element_access.carbon
    8. 

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

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

  10. 

  11. var a: [i32; 2] = (12, 24);
    12. 

  12. var b: i32 = 1;
    13. 

  13. var c: i32 = a[0];
    14. 

  14. var d: i32 = a[b];
    15. 

  15. 

  16. // CHECK:STDOUT: --- array_element_access.carbon
    17. 

  17. // CHECK:STDOUT:
    18. 

  18. // CHECK:STDOUT: constants {
    19. 

  19. // CHECK:STDOUT:   %.1: Core.IntLiteral = int_value 32 [template]
    20. 

  20. // CHECK:STDOUT:   %Int.type: type = fn_type @Int [template]
    21. 

  21. // CHECK:STDOUT:   %Int: %Int.type = struct_value () [template]
    22. 

  22. // CHECK:STDOUT:   %i32: type = int_type signed, %.1 [template]
    23. 

  23. // CHECK:STDOUT:   %.2: Core.IntLiteral = int_value 2 [template]
    24. 

  24. // CHECK:STDOUT:   %.3: type = array_type %.2, %i32 [template]
    25. 

  25. // CHECK:STDOUT:   %.5: Core.IntLiteral = int_value 12 [template]
    26. 

  26. // CHECK:STDOUT:   %.6: Core.IntLiteral = int_value 24 [template]
    27. 

  27. // CHECK:STDOUT:   %tuple.type: type = tuple_type (Core.IntLiteral, Core.IntLiteral) [template]
    28. 

  28. // CHECK:STDOUT:   %.7: Core.IntLiteral = int_value 0 [template]
    29. 

  29. // CHECK:STDOUT:   %Convert.type.2: type = fn_type @Convert.1, @ImplicitAs(%i32) [template]
    30. 

  30. // CHECK:STDOUT:   %Convert.type.14: type = fn_type @Convert.2, @impl.1(%.1) [template]
    31. 

  31. // CHECK:STDOUT:   %Convert.14: %Convert.type.14 = struct_value () [template]
    32. 

  32. // CHECK:STDOUT:   %.31: <witness> = interface_witness (%Convert.14) [template]
    33. 

  33. // CHECK:STDOUT:   %.32: <bound method> = bound_method %.5, %Convert.14 [template]
    34. 

  34. // CHECK:STDOUT:   %.33: <specific function> = specific_function %.32, @Convert.2(%.1) [template]
    35. 

  35. // CHECK:STDOUT:   %.34: %i32 = int_value 12 [template]
    36. 

  36. // CHECK:STDOUT:   %.35: Core.IntLiteral = int_value 1 [template]
    37. 

  37. // CHECK:STDOUT:   %.36: <bound method> = bound_method %.6, %Convert.14 [template]
    38. 

  38. // CHECK:STDOUT:   %.37: <specific function> = specific_function %.36, @Convert.2(%.1) [template]
    39. 

  39. // CHECK:STDOUT:   %.38: %i32 = int_value 24 [template]
    40. 

  40. // CHECK:STDOUT:   %array: %.3 = tuple_value (%.34, %.38) [template]
    41. 

  41. // CHECK:STDOUT:   %.39: <bound method> = bound_method %.35, %Convert.14 [template]
    42. 

  42. // CHECK:STDOUT:   %.40: <specific function> = specific_function %.39, @Convert.2(%.1) [template]
    43. 

  43. // CHECK:STDOUT:   %.41: %i32 = int_value 1 [template]
    44. 

  44. // CHECK:STDOUT:   %.42: <bound method> = bound_method %.7, %Convert.14 [template]
    45. 

  45. // CHECK:STDOUT:   %.43: <specific function> = specific_function %.42, @Convert.2(%.1) [template]
    46. 

  46. // CHECK:STDOUT:   %.44: %i32 = int_value 0 [template]
    47. 

  47. // CHECK:STDOUT: }
    48. 

  48. // CHECK:STDOUT:
    49. 

  49. // CHECK:STDOUT: imports {
    50. 

  50. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    51. 

  51. // CHECK:STDOUT:     .Int = %import_ref.1
    52. 

  52. // CHECK:STDOUT:     .ImplicitAs = %import_ref.2
    53. 

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

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

  55. // CHECK:STDOUT:   }
    56. 

  56. // CHECK:STDOUT: }
    57. 

  57. // CHECK:STDOUT:
    58. 

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

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

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

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

  62. // CHECK:STDOUT:     .b = %b
    63. 

  63. // CHECK:STDOUT:     .c = %c
    64. 

  64. // CHECK:STDOUT:     .d = %d
    65. 

  65. // CHECK:STDOUT:   }
    66. 

  66. // CHECK:STDOUT:   %Core.import = import Core
    67. 

  67. // CHECK:STDOUT:   %.loc11_9.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    68. 

  68. // CHECK:STDOUT:   %int.make_type_signed.loc11: init type = call constants.%Int(%.loc11_9.1) [template = constants.%i32]
    69. 

  69. // CHECK:STDOUT:   %.loc11_14: Core.IntLiteral = int_value 2 [template = constants.%.2]
    70. 

  70. // CHECK:STDOUT:   %.loc11_9.2: type = value_of_initializer %int.make_type_signed.loc11 [template = constants.%i32]
    71. 

  71. // CHECK:STDOUT:   %.loc11_9.3: type = converted %int.make_type_signed.loc11, %.loc11_9.2 [template = constants.%i32]
    72. 

  72. // CHECK:STDOUT:   %.loc11_15: type = array_type %.loc11_14, %i32 [template = constants.%.3]
    73. 

  73. // CHECK:STDOUT:   %a.var: ref %.3 = var a
    74. 

  74. // CHECK:STDOUT:   %a: ref %.3 = bind_name a, %a.var
    75. 

  75. // CHECK:STDOUT:   %.loc12_8.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    76. 

  76. // CHECK:STDOUT:   %int.make_type_signed.loc12: init type = call constants.%Int(%.loc12_8.1) [template = constants.%i32]
    77. 

  77. // CHECK:STDOUT:   %.loc12_8.2: type = value_of_initializer %int.make_type_signed.loc12 [template = constants.%i32]
    78. 

  78. // CHECK:STDOUT:   %.loc12_8.3: type = converted %int.make_type_signed.loc12, %.loc12_8.2 [template = constants.%i32]
    79. 

  79. // CHECK:STDOUT:   %b.var: ref %i32 = var b
    80. 

  80. // CHECK:STDOUT:   %b: ref %i32 = bind_name b, %b.var
    81. 

  81. // CHECK:STDOUT:   %.loc13_8.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    82. 

  82. // CHECK:STDOUT:   %int.make_type_signed.loc13: init type = call constants.%Int(%.loc13_8.1) [template = constants.%i32]
    83. 

  83. // CHECK:STDOUT:   %.loc13_8.2: type = value_of_initializer %int.make_type_signed.loc13 [template = constants.%i32]
    84. 

  84. // CHECK:STDOUT:   %.loc13_8.3: type = converted %int.make_type_signed.loc13, %.loc13_8.2 [template = constants.%i32]
    85. 

  85. // CHECK:STDOUT:   %c.var: ref %i32 = var c
    86. 

  86. // CHECK:STDOUT:   %c: ref %i32 = bind_name c, %c.var
    87. 

  87. // CHECK:STDOUT:   %.loc14_8.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    88. 

  88. // CHECK:STDOUT:   %int.make_type_signed.loc14: init type = call constants.%Int(%.loc14_8.1) [template = constants.%i32]
    89. 

  89. // CHECK:STDOUT:   %.loc14_8.2: type = value_of_initializer %int.make_type_signed.loc14 [template = constants.%i32]
    90. 

  90. // CHECK:STDOUT:   %.loc14_8.3: type = converted %int.make_type_signed.loc14, %.loc14_8.2 [template = constants.%i32]
    91. 

  91. // CHECK:STDOUT:   %d.var: ref %i32 = var d
    92. 

  92. // CHECK:STDOUT:   %d: ref %i32 = bind_name d, %d.var
    93. 

  93. // CHECK:STDOUT: }
    94. 

  94. // CHECK:STDOUT:
    95. 

  95. // CHECK:STDOUT: fn @__global_init() {
    96. 

  96. // CHECK:STDOUT: !entry:
    97. 

  97. // CHECK:STDOUT:   %.loc11_20: Core.IntLiteral = int_value 12 [template = constants.%.5]
    98. 

  98. // CHECK:STDOUT:   %.loc11_24: Core.IntLiteral = int_value 24 [template = constants.%.6]
    99. 

  99. // CHECK:STDOUT:   %.loc11_26.1: %tuple.type = tuple_literal (%.loc11_20, %.loc11_24)
    100. 

  100. // CHECK:STDOUT:   %.loc11_26.2: %Convert.type.2 = interface_witness_access constants.%.31, element0 [template = constants.%Convert.14]
    101. 

  101. // CHECK:STDOUT:   %.loc11_26.3: <bound method> = bound_method %.loc11_20, %.loc11_26.2 [template = constants.%.32]
    102. 

  102. // CHECK:STDOUT:   %.loc11_26.4: <specific function> = specific_function %.loc11_26.3, @Convert.2(constants.%.1) [template = constants.%.33]
    103. 

  103. // CHECK:STDOUT:   %int.convert_checked.loc11_26.1: init %i32 = call %.loc11_26.4(%.loc11_20) [template = constants.%.34]
    104. 

  104. // CHECK:STDOUT:   %.loc11_26.5: init %i32 = converted %.loc11_20, %int.convert_checked.loc11_26.1 [template = constants.%.34]
    105. 

  105. // CHECK:STDOUT:   %.loc11_26.6: Core.IntLiteral = int_value 0 [template = constants.%.7]
    106. 

  106. // CHECK:STDOUT:   %.loc11_26.7: ref %i32 = array_index file.%a.var, %.loc11_26.6
    107. 

  107. // CHECK:STDOUT:   %.loc11_26.8: init %i32 = initialize_from %.loc11_26.5 to %.loc11_26.7 [template = constants.%.34]
    108. 

  108. // CHECK:STDOUT:   %.loc11_26.9: %Convert.type.2 = interface_witness_access constants.%.31, element0 [template = constants.%Convert.14]
    109. 

  109. // CHECK:STDOUT:   %.loc11_26.10: <bound method> = bound_method %.loc11_24, %.loc11_26.9 [template = constants.%.36]
    110. 

  110. // CHECK:STDOUT:   %.loc11_26.11: <specific function> = specific_function %.loc11_26.10, @Convert.2(constants.%.1) [template = constants.%.37]
    111. 

  111. // CHECK:STDOUT:   %int.convert_checked.loc11_26.2: init %i32 = call %.loc11_26.11(%.loc11_24) [template = constants.%.38]
    112. 

  112. // CHECK:STDOUT:   %.loc11_26.12: init %i32 = converted %.loc11_24, %int.convert_checked.loc11_26.2 [template = constants.%.38]
    113. 

  113. // CHECK:STDOUT:   %.loc11_26.13: Core.IntLiteral = int_value 1 [template = constants.%.35]
    114. 

  114. // CHECK:STDOUT:   %.loc11_26.14: ref %i32 = array_index file.%a.var, %.loc11_26.13
    115. 

  115. // CHECK:STDOUT:   %.loc11_26.15: init %i32 = initialize_from %.loc11_26.12 to %.loc11_26.14 [template = constants.%.38]
    116. 

  116. // CHECK:STDOUT:   %.loc11_26.16: init %.3 = array_init (%.loc11_26.8, %.loc11_26.15) to file.%a.var [template = constants.%array]
    117. 

  117. // CHECK:STDOUT:   %.loc11_27: init %.3 = converted %.loc11_26.1, %.loc11_26.16 [template = constants.%array]
    118. 

  118. // CHECK:STDOUT:   assign file.%a.var, %.loc11_27
    119. 

  119. // CHECK:STDOUT:   %.loc12_14: Core.IntLiteral = int_value 1 [template = constants.%.35]
    120. 

  120. // CHECK:STDOUT:   %.loc12_15.1: %Convert.type.2 = interface_witness_access constants.%.31, element0 [template = constants.%Convert.14]
    121. 

  121. // CHECK:STDOUT:   %.loc12_15.2: <bound method> = bound_method %.loc12_14, %.loc12_15.1 [template = constants.%.39]
    122. 

  122. // CHECK:STDOUT:   %.loc12_15.3: <specific function> = specific_function %.loc12_15.2, @Convert.2(constants.%.1) [template = constants.%.40]
    123. 

  123. // CHECK:STDOUT:   %int.convert_checked.loc12: init %i32 = call %.loc12_15.3(%.loc12_14) [template = constants.%.41]
    124. 

  124. // CHECK:STDOUT:   %.loc12_15.4: init %i32 = converted %.loc12_14, %int.convert_checked.loc12 [template = constants.%.41]
    125. 

  125. // CHECK:STDOUT:   assign file.%b.var, %.loc12_15.4
    126. 

  126. // CHECK:STDOUT:   %a.ref.loc13: ref %.3 = name_ref a, file.%a
    127. 

  127. // CHECK:STDOUT:   %.loc13_16.1: Core.IntLiteral = int_value 0 [template = constants.%.7]
    128. 

  128. // CHECK:STDOUT:   %.loc13_17.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    129. 

  129. // CHECK:STDOUT:   %int.make_type_signed.loc13: init type = call constants.%Int(%.loc13_17.1) [template = constants.%i32]
    130. 

  130. // CHECK:STDOUT:   %.loc13_17.2: type = value_of_initializer %int.make_type_signed.loc13 [template = constants.%i32]
    131. 

  131. // CHECK:STDOUT:   %.loc13_17.3: type = converted %int.make_type_signed.loc13, %.loc13_17.2 [template = constants.%i32]
    132. 

  132. // CHECK:STDOUT:   %.loc13_16.2: %Convert.type.2 = interface_witness_access constants.%.31, element0 [template = constants.%Convert.14]
    133. 

  133. // CHECK:STDOUT:   %.loc13_16.3: <bound method> = bound_method %.loc13_16.1, %.loc13_16.2 [template = constants.%.42]
    134. 

  134. // CHECK:STDOUT:   %.loc13_16.4: <specific function> = specific_function %.loc13_16.3, @Convert.2(constants.%.1) [template = constants.%.43]
    135. 

  135. // CHECK:STDOUT:   %int.convert_checked.loc13: init %i32 = call %.loc13_16.4(%.loc13_16.1) [template = constants.%.44]
    136. 

  136. // CHECK:STDOUT:   %.loc13_16.5: %i32 = value_of_initializer %int.convert_checked.loc13 [template = constants.%.44]
    137. 

  137. // CHECK:STDOUT:   %.loc13_16.6: %i32 = converted %.loc13_16.1, %.loc13_16.5 [template = constants.%.44]
    138. 

  138. // CHECK:STDOUT:   %.loc13_17.4: ref %i32 = array_index %a.ref.loc13, %.loc13_16.6
    139. 

  139. // CHECK:STDOUT:   %.loc13_17.5: %i32 = bind_value %.loc13_17.4
    140. 

  140. // CHECK:STDOUT:   assign file.%c.var, %.loc13_17.5
    141. 

  141. // CHECK:STDOUT:   %a.ref.loc14: ref %.3 = name_ref a, file.%a
    142. 

  142. // CHECK:STDOUT:   %b.ref: ref %i32 = name_ref b, file.%b
    143. 

  143. // CHECK:STDOUT:   %.loc14_17.1: Core.IntLiteral = int_value 32 [template = constants.%.1]
    144. 

  144. // CHECK:STDOUT:   %int.make_type_signed.loc14: init type = call constants.%Int(%.loc14_17.1) [template = constants.%i32]
    145. 

  145. // CHECK:STDOUT:   %.loc14_17.2: type = value_of_initializer %int.make_type_signed.loc14 [template = constants.%i32]
    146. 

  146. // CHECK:STDOUT:   %.loc14_17.3: type = converted %int.make_type_signed.loc14, %.loc14_17.2 [template = constants.%i32]
    147. 

  147. // CHECK:STDOUT:   %.loc14_16: %i32 = bind_value %b.ref
    148. 

  148. // CHECK:STDOUT:   %.loc14_17.4: ref %i32 = array_index %a.ref.loc14, %.loc14_16
    149. 

  149. // CHECK:STDOUT:   %.loc14_17.5: %i32 = bind_value %.loc14_17.4
    150. 

  150. // CHECK:STDOUT:   assign file.%d.var, %.loc14_17.5
    151. 

  151. // CHECK:STDOUT:   return
    152. 

  152. // CHECK:STDOUT: }
    153. 

  153. // CHECK:STDOUT:
    154.