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carbon-lang
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toolchain
/
check
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testdata
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array
/
function_param.carbon

function_param.carbon 10 KB
文件历史 原始文件

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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/array/function_param.carbon
    8. 

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

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

  10. 

  11. fn F(arr: [i32; 3], i: i32) -> i32 {
    12. 

  12.   return arr[i];
    13. 

  13. }
    14. 

  14. 

  15. fn G() -> i32 {
    16. 

  16.   return F((1, 2, 3), 1);
    17. 

  17. }
    18. 

  18. 

  19. // CHECK:STDOUT: --- function_param.carbon
    20. 

  20. // CHECK:STDOUT:
    21. 

  21. // CHECK:STDOUT: constants {
    22. 

  22. // CHECK:STDOUT:   %Int32.type: type = fn_type @Int32 [template]
    23. 

  23. // CHECK:STDOUT:   %Int32: %Int32.type = struct_value () [template]
    24. 

  24. // CHECK:STDOUT:   %.1: Core.IntLiteral = int_value 3 [template]
    25. 

  25. // CHECK:STDOUT:   %.2: type = array_type %.1, i32 [template]
    26. 

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

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

  28. // CHECK:STDOUT:   %G.type: type = fn_type @G [template]
    29. 

  29. // CHECK:STDOUT:   %G: %G.type = struct_value () [template]
    30. 

  30. // CHECK:STDOUT:   %.4: Core.IntLiteral = int_value 1 [template]
    31. 

  31. // CHECK:STDOUT:   %.5: Core.IntLiteral = int_value 2 [template]
    32. 

  32. // CHECK:STDOUT:   %tuple.type: type = tuple_type (Core.IntLiteral, Core.IntLiteral, Core.IntLiteral) [template]
    33. 

  33. // CHECK:STDOUT:   %.6: i32 = int_value 0 [template]
    34. 

  34. // CHECK:STDOUT:   %Convert.type.2: type = fn_type @Convert.1, @ImplicitAs(i32) [template]
    35. 

  35. // CHECK:STDOUT:   %Convert.type.15: type = fn_type @Convert.11 [template]
    36. 

  36. // CHECK:STDOUT:   %Convert.15: %Convert.type.15 = struct_value () [template]
    37. 

  37. // CHECK:STDOUT:   %.30: <witness> = interface_witness (%Convert.15) [template]
    38. 

  38. // CHECK:STDOUT:   %.31: <bound method> = bound_method %.4, %Convert.15 [template]
    39. 

  39. // CHECK:STDOUT:   %.32: i32 = int_value 1 [template]
    40. 

  40. // CHECK:STDOUT:   %.33: <bound method> = bound_method %.5, %Convert.15 [template]
    41. 

  41. // CHECK:STDOUT:   %.34: i32 = int_value 2 [template]
    42. 

  42. // CHECK:STDOUT:   %.35: <bound method> = bound_method %.1, %Convert.15 [template]
    43. 

  43. // CHECK:STDOUT:   %.36: i32 = int_value 3 [template]
    44. 

  44. // CHECK:STDOUT:   %array: %.2 = tuple_value (%.32, %.34, %.36) [template]
    45. 

  45. // CHECK:STDOUT: }
    46. 

  46. // CHECK:STDOUT:
    47. 

  47. // CHECK:STDOUT: imports {
    48. 

  48. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [template] {
    49. 

  49. // CHECK:STDOUT:     .Int32 = %import_ref.1
    50. 

  50. // CHECK:STDOUT:     .ImplicitAs = %import_ref.2
    51. 

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

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

  53. // CHECK:STDOUT:   }
    54. 

  54. // CHECK:STDOUT: }
    55. 

  55. // CHECK:STDOUT:
    56. 

  56. // CHECK:STDOUT: file {
    57. 

  57. // CHECK:STDOUT:   package: <namespace> = namespace [template] {
    58. 

  58. // CHECK:STDOUT:     .Core = imports.%Core
    59. 

  59. // CHECK:STDOUT:     .F = %F.decl
    60. 

  60. // CHECK:STDOUT:     .G = %G.decl
    61. 

  61. // CHECK:STDOUT:   }
    62. 

  62. // CHECK:STDOUT:   %Core.import = import Core
    63. 

  63. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [template = constants.%F] {
    64. 

  64. // CHECK:STDOUT:     %arr.patt: %.2 = binding_pattern arr
    65. 

  65. // CHECK:STDOUT:     %arr.param_patt: %.2 = value_param_pattern %arr.patt, runtime_param0
    66. 

  66. // CHECK:STDOUT:     %i.patt: i32 = binding_pattern i
    67. 

  67. // CHECK:STDOUT:     %i.param_patt: i32 = value_param_pattern %i.patt, runtime_param1
    68. 

  68. // CHECK:STDOUT:     %return.patt: i32 = return_slot_pattern
    69. 

  69. // CHECK:STDOUT:     %return.param_patt: i32 = out_param_pattern %return.patt, runtime_param2
    70. 

  70. // CHECK:STDOUT:   } {
    71. 

  71. // CHECK:STDOUT:     %int.make_type_32.loc11_12: init type = call constants.%Int32() [template = i32]
    72. 

  72. // CHECK:STDOUT:     %.loc11_17: Core.IntLiteral = int_value 3 [template = constants.%.1]
    73. 

  73. // CHECK:STDOUT:     %.loc11_12.1: type = value_of_initializer %int.make_type_32.loc11_12 [template = i32]
    74. 

  74. // CHECK:STDOUT:     %.loc11_12.2: type = converted %int.make_type_32.loc11_12, %.loc11_12.1 [template = i32]
    75. 

  75. // CHECK:STDOUT:     %.loc11_18: type = array_type %.loc11_17, i32 [template = constants.%.2]
    76. 

  76. // CHECK:STDOUT:     %int.make_type_32.loc11_24: init type = call constants.%Int32() [template = i32]
    77. 

  77. // CHECK:STDOUT:     %.loc11_24.1: type = value_of_initializer %int.make_type_32.loc11_24 [template = i32]
    78. 

  78. // CHECK:STDOUT:     %.loc11_24.2: type = converted %int.make_type_32.loc11_24, %.loc11_24.1 [template = i32]
    79. 

  79. // CHECK:STDOUT:     %int.make_type_32.loc11_32: init type = call constants.%Int32() [template = i32]
    80. 

  80. // CHECK:STDOUT:     %.loc11_32.1: type = value_of_initializer %int.make_type_32.loc11_32 [template = i32]
    81. 

  81. // CHECK:STDOUT:     %.loc11_32.2: type = converted %int.make_type_32.loc11_32, %.loc11_32.1 [template = i32]
    82. 

  82. // CHECK:STDOUT:     %arr.param: %.2 = value_param runtime_param0
    83. 

  83. // CHECK:STDOUT:     %arr: %.2 = bind_name arr, %arr.param
    84. 

  84. // CHECK:STDOUT:     %i.param: i32 = value_param runtime_param1
    85. 

  85. // CHECK:STDOUT:     %i: i32 = bind_name i, %i.param
    86. 

  86. // CHECK:STDOUT:     %return.param: ref i32 = out_param runtime_param2
    87. 

  87. // CHECK:STDOUT:     %return: ref i32 = return_slot %return.param
    88. 

  88. // CHECK:STDOUT:   }
    89. 

  89. // CHECK:STDOUT:   %G.decl: %G.type = fn_decl @G [template = constants.%G] {
    90. 

  90. // CHECK:STDOUT:     %return.patt: i32 = return_slot_pattern
    91. 

  91. // CHECK:STDOUT:     %return.param_patt: i32 = out_param_pattern %return.patt, runtime_param0
    92. 

  92. // CHECK:STDOUT:   } {
    93. 

  93. // CHECK:STDOUT:     %int.make_type_32: init type = call constants.%Int32() [template = i32]
    94. 

  94. // CHECK:STDOUT:     %.loc15_11.1: type = value_of_initializer %int.make_type_32 [template = i32]
    95. 

  95. // CHECK:STDOUT:     %.loc15_11.2: type = converted %int.make_type_32, %.loc15_11.1 [template = i32]
    96. 

  96. // CHECK:STDOUT:     %return.param: ref i32 = out_param runtime_param0
    97. 

  97. // CHECK:STDOUT:     %return: ref i32 = return_slot %return.param
    98. 

  98. // CHECK:STDOUT:   }
    99. 

  99. // CHECK:STDOUT: }
    100. 

  100. // CHECK:STDOUT:
    101. 

  101. // CHECK:STDOUT: fn @F(%arr.param_patt: %.2, %i.param_patt: i32) -> i32 {
    102. 

  102. // CHECK:STDOUT: !entry:
    103. 

  103. // CHECK:STDOUT:   %arr.ref: %.2 = name_ref arr, %arr
    104. 

  104. // CHECK:STDOUT:   %i.ref: i32 = name_ref i, %i
    105. 

  105. // CHECK:STDOUT:   %.loc12_15.1: ref %.2 = value_as_ref %arr.ref
    106. 

  106. // CHECK:STDOUT:   %.loc12_15.2: ref i32 = array_index %.loc12_15.1, %i.ref
    107. 

  107. // CHECK:STDOUT:   %.loc12_15.3: i32 = bind_value %.loc12_15.2
    108. 

  108. // CHECK:STDOUT:   return %.loc12_15.3
    109. 

  109. // CHECK:STDOUT: }
    110. 

  110. // CHECK:STDOUT:
    111. 

  111. // CHECK:STDOUT: fn @G() -> i32 {
    112. 

  112. // CHECK:STDOUT: !entry:
    113. 

  113. // CHECK:STDOUT:   %F.ref: %F.type = name_ref F, file.%F.decl [template = constants.%F]
    114. 

  114. // CHECK:STDOUT:   %.loc16_13: Core.IntLiteral = int_value 1 [template = constants.%.4]
    115. 

  115. // CHECK:STDOUT:   %.loc16_16: Core.IntLiteral = int_value 2 [template = constants.%.5]
    116. 

  116. // CHECK:STDOUT:   %.loc16_19: Core.IntLiteral = int_value 3 [template = constants.%.1]
    117. 

  117. // CHECK:STDOUT:   %.loc16_20.1: %tuple.type = tuple_literal (%.loc16_13, %.loc16_16, %.loc16_19)
    118. 

  118. // CHECK:STDOUT:   %.loc16_23.1: Core.IntLiteral = int_value 1 [template = constants.%.4]
    119. 

  119. // CHECK:STDOUT:   %.loc16_20.2: %Convert.type.2 = interface_witness_access constants.%.30, element0 [template = constants.%Convert.15]
    120. 

  120. // CHECK:STDOUT:   %.loc16_20.3: <bound method> = bound_method %.loc16_13, %.loc16_20.2 [template = constants.%.31]
    121. 

  121. // CHECK:STDOUT:   %int.convert_checked.loc16_20.1: init i32 = call %.loc16_20.3(%.loc16_13) [template = constants.%.32]
    122. 

  122. // CHECK:STDOUT:   %.loc16_20.4: init i32 = converted %.loc16_13, %int.convert_checked.loc16_20.1 [template = constants.%.32]
    123. 

  123. // CHECK:STDOUT:   %.loc16_20.5: ref %.2 = temporary_storage
    124. 

  124. // CHECK:STDOUT:   %.loc16_20.6: i32 = int_value 0 [template = constants.%.6]
    125. 

  125. // CHECK:STDOUT:   %.loc16_20.7: ref i32 = array_index %.loc16_20.5, %.loc16_20.6
    126. 

  126. // CHECK:STDOUT:   %.loc16_20.8: init i32 = initialize_from %.loc16_20.4 to %.loc16_20.7 [template = constants.%.32]
    127. 

  127. // CHECK:STDOUT:   %.loc16_20.9: %Convert.type.2 = interface_witness_access constants.%.30, element0 [template = constants.%Convert.15]
    128. 

  128. // CHECK:STDOUT:   %.loc16_20.10: <bound method> = bound_method %.loc16_16, %.loc16_20.9 [template = constants.%.33]
    129. 

  129. // CHECK:STDOUT:   %int.convert_checked.loc16_20.2: init i32 = call %.loc16_20.10(%.loc16_16) [template = constants.%.34]
    130. 

  130. // CHECK:STDOUT:   %.loc16_20.11: init i32 = converted %.loc16_16, %int.convert_checked.loc16_20.2 [template = constants.%.34]
    131. 

  131. // CHECK:STDOUT:   %.loc16_20.12: i32 = int_value 1 [template = constants.%.32]
    132. 

  132. // CHECK:STDOUT:   %.loc16_20.13: ref i32 = array_index %.loc16_20.5, %.loc16_20.12
    133. 

  133. // CHECK:STDOUT:   %.loc16_20.14: init i32 = initialize_from %.loc16_20.11 to %.loc16_20.13 [template = constants.%.34]
    134. 

  134. // CHECK:STDOUT:   %.loc16_20.15: %Convert.type.2 = interface_witness_access constants.%.30, element0 [template = constants.%Convert.15]
    135. 

  135. // CHECK:STDOUT:   %.loc16_20.16: <bound method> = bound_method %.loc16_19, %.loc16_20.15 [template = constants.%.35]
    136. 

  136. // CHECK:STDOUT:   %int.convert_checked.loc16_20.3: init i32 = call %.loc16_20.16(%.loc16_19) [template = constants.%.36]
    137. 

  137. // CHECK:STDOUT:   %.loc16_20.17: init i32 = converted %.loc16_19, %int.convert_checked.loc16_20.3 [template = constants.%.36]
    138. 

  138. // CHECK:STDOUT:   %.loc16_20.18: i32 = int_value 2 [template = constants.%.34]
    139. 

  139. // CHECK:STDOUT:   %.loc16_20.19: ref i32 = array_index %.loc16_20.5, %.loc16_20.18
    140. 

  140. // CHECK:STDOUT:   %.loc16_20.20: init i32 = initialize_from %.loc16_20.17 to %.loc16_20.19 [template = constants.%.36]
    141. 

  141. // CHECK:STDOUT:   %.loc16_20.21: init %.2 = array_init (%.loc16_20.8, %.loc16_20.14, %.loc16_20.20) to %.loc16_20.5 [template = constants.%array]
    142. 

  142. // CHECK:STDOUT:   %.loc16_20.22: init %.2 = converted %.loc16_20.1, %.loc16_20.21 [template = constants.%array]
    143. 

  143. // CHECK:STDOUT:   %.loc16_20.23: ref %.2 = temporary %.loc16_20.5, %.loc16_20.22
    144. 

  144. // CHECK:STDOUT:   %.loc16_20.24: %.2 = bind_value %.loc16_20.23
    145. 

  145. // CHECK:STDOUT:   %.loc16_23.2: %Convert.type.2 = interface_witness_access constants.%.30, element0 [template = constants.%Convert.15]
    146. 

  146. // CHECK:STDOUT:   %.loc16_23.3: <bound method> = bound_method %.loc16_23.1, %.loc16_23.2 [template = constants.%.31]
    147. 

  147. // CHECK:STDOUT:   %int.convert_checked.loc16_23: init i32 = call %.loc16_23.3(%.loc16_23.1) [template = constants.%.32]
    148. 

  148. // CHECK:STDOUT:   %.loc16_23.4: i32 = value_of_initializer %int.convert_checked.loc16_23 [template = constants.%.32]
    149. 

  149. // CHECK:STDOUT:   %.loc16_23.5: i32 = converted %.loc16_23.1, %.loc16_23.4 [template = constants.%.32]
    150. 

  150. // CHECK:STDOUT:   %F.call: init i32 = call %F.ref(%.loc16_20.24, %.loc16_23.5)
    151. 

  151. // CHECK:STDOUT:   %.loc16_25.1: i32 = value_of_initializer %F.call
    152. 

  152. // CHECK:STDOUT:   %.loc16_25.2: i32 = converted %F.call, %.loc16_25.1
    153. 

  153. // CHECK:STDOUT:   return %.loc16_25.2
    154. 

  154. // CHECK:STDOUT: }
    155. 

  155. // CHECK:STDOUT:
    156.