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basic.carbon

basic.carbon 15 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. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/int.carbon
    6. 

  6. // TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
    7. 

  7. // EXTRA-ARGS: --dump-sem-ir-ranges=if-present
    8. 

  8. //
    9. 

  9. // AUTOUPDATE
    10. 

  10. // TIP: To test this file alone, run:
    11. 

  11. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/pointer/basic.carbon
    12. 

  12. // TIP: To dump output, run:
    13. 

  13. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/pointer/basic.carbon
    14. 

  14. 

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

  16.   var n: i32 = 0;
    17. 

  17.   var p: i32* = &n;
    18. 

  18. 

  19.   return *p;
    20. 

  20. }
    21. 

  21. 

  22. // CHECK:STDOUT: --- basic.carbon
    23. 

  23. // CHECK:STDOUT:
    24. 

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

  25. // CHECK:STDOUT:   %int_32: Core.IntLiteral = int_value 32 [concrete]
    26. 

  26. // CHECK:STDOUT:   %Int.type: type = generic_class_type @Int [concrete]
    27. 

  27. // CHECK:STDOUT:   %empty_tuple.type: type = tuple_type () [concrete]
    28. 

  28. // CHECK:STDOUT:   %Int.generic: %Int.type = struct_value () [concrete]
    29. 

  29. // CHECK:STDOUT:   %N: Core.IntLiteral = symbolic_binding N, 0 [symbolic]
    30. 

  30. // CHECK:STDOUT:   %i32: type = class_type @Int, @Int(%int_32) [concrete]
    31. 

  31. // CHECK:STDOUT:   %.ff5: Core.Form = init_form %i32 [concrete]
    32. 

  32. // CHECK:STDOUT:   %pattern_type.7ce: type = pattern_type %i32 [concrete]
    33. 

  33. // CHECK:STDOUT:   %F.type: type = fn_type @F [concrete]
    34. 

  34. // CHECK:STDOUT:   %F: %F.type = struct_value () [concrete]
    35. 

  35. // CHECK:STDOUT:   %i32.builtin: type = int_type signed, %int_32 [concrete]
    36. 

  36. // CHECK:STDOUT:   %int_0.5c6: Core.IntLiteral = int_value 0 [concrete]
    37. 

  37. // CHECK:STDOUT:   %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
    38. 

  38. // CHECK:STDOUT:   %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
    39. 

  39. // CHECK:STDOUT:   %ImplicitAs.type.e8c: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
    40. 

  40. // CHECK:STDOUT:   %To: Core.IntLiteral = symbolic_binding To, 0 [symbolic]
    41. 

  41. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.4e6: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%To) [symbolic]
    42. 

  42. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.3c2: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.4e6 = struct_value () [symbolic]
    43. 

  43. // CHECK:STDOUT:   %ImplicitAs.impl_witness.6bc: <witness> = impl_witness imports.%ImplicitAs.impl_witness_table.74f, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
    44. 

  44. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.e0d: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
    45. 

  45. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.0b5: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.e0d = struct_value () [concrete]
    46. 

  46. // CHECK:STDOUT:   %ImplicitAs.facet: %ImplicitAs.type.e8c = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.6bc) [concrete]
    47. 

  47. // CHECK:STDOUT:   %ImplicitAs.WithSelf.Convert.type.b37: type = fn_type @ImplicitAs.WithSelf.Convert, @ImplicitAs.WithSelf(%i32, %ImplicitAs.facet) [concrete]
    48. 

  48. // CHECK:STDOUT:   %.545: type = fn_type_with_self_type %ImplicitAs.WithSelf.Convert.type.b37, %ImplicitAs.facet [concrete]
    49. 

  49. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.bound: <bound method> = bound_method %int_0.5c6, %Core.IntLiteral.as.ImplicitAs.impl.Convert.0b5 [concrete]
    50. 

  50. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn: <specific function> = specific_function %Core.IntLiteral.as.ImplicitAs.impl.Convert.0b5, @Core.IntLiteral.as.ImplicitAs.impl.Convert(%int_32) [concrete]
    51. 

  51. // CHECK:STDOUT:   %bound_method: <bound method> = bound_method %int_0.5c6, %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn [concrete]
    52. 

  52. // CHECK:STDOUT:   %int_0.6a9: %i32 = int_value 0 [concrete]
    53. 

  53. // CHECK:STDOUT:   %ptr.235: type = ptr_type %i32 [concrete]
    54. 

  54. // CHECK:STDOUT:   %pattern_type.fe8: type = pattern_type %ptr.235 [concrete]
    55. 

  55. // CHECK:STDOUT:   %Copy.type: type = facet_type <@Copy> [concrete]
    56. 

  56. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.type.824: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%N) [symbolic]
    57. 

  57. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.9b9: %Int.as.Copy.impl.Op.type.824 = struct_value () [symbolic]
    58. 

  58. // CHECK:STDOUT:   %T.67d: type = symbolic_binding T, 0 [symbolic]
    59. 

  59. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.2d4: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%T.67d) [symbolic]
    60. 

  60. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.74e: %ptr.as.Copy.impl.Op.type.2d4 = struct_value () [symbolic]
    61. 

  61. // CHECK:STDOUT:   %Copy.impl_witness.843: <witness> = impl_witness imports.%Copy.impl_witness_table.c3a, @ptr.as.Copy.impl(%i32) [concrete]
    62. 

  62. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.type.c3c: type = fn_type @ptr.as.Copy.impl.Op, @ptr.as.Copy.impl(%i32) [concrete]
    63. 

  63. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.011: %ptr.as.Copy.impl.Op.type.c3c = struct_value () [concrete]
    64. 

  64. // CHECK:STDOUT:   %Copy.facet.a7b: %Copy.type = facet_value %ptr.235, (%Copy.impl_witness.843) [concrete]
    65. 

  65. // CHECK:STDOUT:   %Copy.WithSelf.Op.type.e01: type = fn_type @Copy.WithSelf.Op, @Copy.WithSelf(%Copy.facet.a7b) [concrete]
    66. 

  66. // CHECK:STDOUT:   %.a62: type = fn_type_with_self_type %Copy.WithSelf.Op.type.e01, %Copy.facet.a7b [concrete]
    67. 

  67. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %ptr.as.Copy.impl.Op.011, @ptr.as.Copy.impl.Op(%i32) [concrete]
    68. 

  68. // CHECK:STDOUT:   %Copy.impl_witness.f17: <witness> = impl_witness imports.%Copy.impl_witness_table.e76, @Int.as.Copy.impl(%int_32) [concrete]
    69. 

  69. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.type.546: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%int_32) [concrete]
    70. 

  70. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.664: %Int.as.Copy.impl.Op.type.546 = struct_value () [concrete]
    71. 

  71. // CHECK:STDOUT:   %Copy.facet.de4: %Copy.type = facet_value %i32, (%Copy.impl_witness.f17) [concrete]
    72. 

  72. // CHECK:STDOUT:   %Copy.WithSelf.Op.type.081: type = fn_type @Copy.WithSelf.Op, @Copy.WithSelf(%Copy.facet.de4) [concrete]
    73. 

  73. // CHECK:STDOUT:   %.8e2: type = fn_type_with_self_type %Copy.WithSelf.Op.type.081, %Copy.facet.de4 [concrete]
    74. 

  74. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %Int.as.Copy.impl.Op.664, @Int.as.Copy.impl.Op(%int_32) [concrete]
    75. 

  75. // CHECK:STDOUT:   %Destroy.type: type = facet_type <@Destroy> [concrete]
    76. 

  76. // CHECK:STDOUT:   %Destroy.Op.type.bae255.1: type = fn_type @Destroy.Op.loc17 [concrete]
    77. 

  77. // CHECK:STDOUT:   %Destroy.Op.651ba6.1: %Destroy.Op.type.bae255.1 = struct_value () [concrete]
    78. 

  78. // CHECK:STDOUT:   %Destroy.Op.type.bae255.3: type = fn_type @Destroy.Op.loc16_3.2 [concrete]
    79. 

  79. // CHECK:STDOUT:   %Destroy.Op.651ba6.3: %Destroy.Op.type.bae255.3 = struct_value () [concrete]
    80. 

  80. // CHECK:STDOUT: }
    81. 

  81. // CHECK:STDOUT:
    82. 

  82. // CHECK:STDOUT: imports {
    83. 

  83. // CHECK:STDOUT:   %Core: <namespace> = namespace file.%Core.import, [concrete] {
    84. 

  84. // CHECK:STDOUT:     .Int = %Core.Int
    85. 

  85. // CHECK:STDOUT:     .ImplicitAs = %Core.ImplicitAs
    86. 

  86. // CHECK:STDOUT:     .Copy = %Core.Copy
    87. 

  87. // CHECK:STDOUT:     .Destroy = %Core.Destroy
    88. 

  88. // CHECK:STDOUT:     import Core//prelude
    89. 

  89. // CHECK:STDOUT:     import Core//prelude/...
    90. 

  90. // CHECK:STDOUT:   }
    91. 

  91. // CHECK:STDOUT:   %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
    92. 

  92. // CHECK:STDOUT:   %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
    93. 

  93. // CHECK:STDOUT:   %Core.import_ref.42d: @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert.type (%Core.IntLiteral.as.ImplicitAs.impl.Convert.type.4e6) = import_ref Core//prelude/parts/int, loc{{\d+_\d+}}, loaded [symbolic = @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert (constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.3c2)]
    94. 

  94. // CHECK:STDOUT:   %ImplicitAs.impl_witness_table.74f = impl_witness_table (%Core.import_ref.42d), @Core.IntLiteral.as.ImplicitAs.impl [concrete]
    95. 

  95. // CHECK:STDOUT:   %Core.Copy: type = import_ref Core//prelude/parts/copy, Copy, loaded [concrete = constants.%Copy.type]
    96. 

  96. // CHECK:STDOUT:   %Core.import_ref.18d: @Int.as.Copy.impl.%Int.as.Copy.impl.Op.type (%Int.as.Copy.impl.Op.type.824) = import_ref Core//prelude/parts/int, loc{{\d+_\d+}}, loaded [symbolic = @Int.as.Copy.impl.%Int.as.Copy.impl.Op (constants.%Int.as.Copy.impl.Op.9b9)]
    97. 

  97. // CHECK:STDOUT:   %Copy.impl_witness_table.e76 = impl_witness_table (%Core.import_ref.18d), @Int.as.Copy.impl [concrete]
    98. 

  98. // CHECK:STDOUT:   %Core.import_ref.203: @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op.type (%ptr.as.Copy.impl.Op.type.2d4) = import_ref Core//prelude/parts/copy, loc{{\d+_\d+}}, loaded [symbolic = @ptr.as.Copy.impl.%ptr.as.Copy.impl.Op (constants.%ptr.as.Copy.impl.Op.74e)]
    99. 

  99. // CHECK:STDOUT:   %Copy.impl_witness_table.c3a = impl_witness_table (%Core.import_ref.203), @ptr.as.Copy.impl [concrete]
    100. 

  100. // CHECK:STDOUT:   %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
    101. 

  101. // CHECK:STDOUT: }
    102. 

  102. // CHECK:STDOUT:
    103. 

  103. // CHECK:STDOUT: file {
    104. 

  104. // CHECK:STDOUT:   package: <namespace> = namespace [concrete] {
    105. 

  105. // CHECK:STDOUT:     .Core = imports.%Core
    106. 

  106. // CHECK:STDOUT:     .F = %F.decl
    107. 

  107. // CHECK:STDOUT:   }
    108. 

  108. // CHECK:STDOUT:   %Core.import = import Core
    109. 

  109. // CHECK:STDOUT:   %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
    110. 

  110. // CHECK:STDOUT:     %return.param_patt: %pattern_type.7ce = out_param_pattern [concrete]
    111. 

  111. // CHECK:STDOUT:     %return.patt: %pattern_type.7ce = return_slot_pattern %return.param_patt, %i32.loc15 [concrete]
    112. 

  112. // CHECK:STDOUT:   } {
    113. 

  113. // CHECK:STDOUT:     %i32.loc15: type = type_literal constants.%i32 [concrete = constants.%i32]
    114. 

  114. // CHECK:STDOUT:     %.loc15: Core.Form = init_form %i32.loc15 [concrete = constants.%.ff5]
    115. 

  115. // CHECK:STDOUT:     %return.param: ref %i32 = out_param call_param0
    116. 

  116. // CHECK:STDOUT:     %return: ref %i32 = return_slot %return.param
    117. 

  117. // CHECK:STDOUT:   }
    118. 

  118. // CHECK:STDOUT: }
    119. 

  119. // CHECK:STDOUT:
    120. 

  120. // CHECK:STDOUT: fn @F() -> out %return.param: %i32 {
    121. 

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

  122. // CHECK:STDOUT:   name_binding_decl {
    123. 

  123. // CHECK:STDOUT:     %n.patt: %pattern_type.7ce = ref_binding_pattern n [concrete]
    124. 

  124. // CHECK:STDOUT:     %n.var_patt: %pattern_type.7ce = var_pattern %n.patt [concrete]
    125. 

  125. // CHECK:STDOUT:   }
    126. 

  126. // CHECK:STDOUT:   %n.var: ref %i32 = var %n.var_patt
    127. 

  127. // CHECK:STDOUT:   %int_0: Core.IntLiteral = int_value 0 [concrete = constants.%int_0.5c6]
    128. 

  128. // CHECK:STDOUT:   %impl.elem0.loc16: %.545 = impl_witness_access constants.%ImplicitAs.impl_witness.6bc, element0 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.0b5]
    129. 

  129. // CHECK:STDOUT:   %bound_method.loc16_3.1: <bound method> = bound_method %int_0, %impl.elem0.loc16 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.bound]
    130. 

  130. // CHECK:STDOUT:   %specific_fn.loc16: <specific function> = specific_function %impl.elem0.loc16, @Core.IntLiteral.as.ImplicitAs.impl.Convert(constants.%int_32) [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn]
    131. 

  131. // CHECK:STDOUT:   %bound_method.loc16_3.2: <bound method> = bound_method %int_0, %specific_fn.loc16 [concrete = constants.%bound_method]
    132. 

  132. // CHECK:STDOUT:   %Core.IntLiteral.as.ImplicitAs.impl.Convert.call: init %i32 = call %bound_method.loc16_3.2(%int_0) [concrete = constants.%int_0.6a9]
    133. 

  133. // CHECK:STDOUT:   %.loc16: init %i32 = converted %int_0, %Core.IntLiteral.as.ImplicitAs.impl.Convert.call [concrete = constants.%int_0.6a9]
    134. 

  134. // CHECK:STDOUT:   assign %n.var, %.loc16
    135. 

  135. // CHECK:STDOUT:   %i32.loc16: type = type_literal constants.%i32 [concrete = constants.%i32]
    136. 

  136. // CHECK:STDOUT:   %n: ref %i32 = ref_binding n, %n.var
    137. 

  137. // CHECK:STDOUT:   name_binding_decl {
    138. 

  138. // CHECK:STDOUT:     %p.patt: %pattern_type.fe8 = ref_binding_pattern p [concrete]
    139. 

  139. // CHECK:STDOUT:     %p.var_patt: %pattern_type.fe8 = var_pattern %p.patt [concrete]
    140. 

  140. // CHECK:STDOUT:   }
    141. 

  141. // CHECK:STDOUT:   %p.var: ref %ptr.235 = var %p.var_patt
    142. 

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

  143. // CHECK:STDOUT:   %addr: %ptr.235 = addr_of %n.ref
    144. 

  144. // CHECK:STDOUT:   %impl.elem0.loc17: %.a62 = impl_witness_access constants.%Copy.impl_witness.843, element0 [concrete = constants.%ptr.as.Copy.impl.Op.011]
    145. 

  145. // CHECK:STDOUT:   %bound_method.loc17_17.1: <bound method> = bound_method %addr, %impl.elem0.loc17
    146. 

  146. // CHECK:STDOUT:   %specific_fn.loc17: <specific function> = specific_function %impl.elem0.loc17, @ptr.as.Copy.impl.Op(constants.%i32) [concrete = constants.%ptr.as.Copy.impl.Op.specific_fn]
    147. 

  147. // CHECK:STDOUT:   %bound_method.loc17_17.2: <bound method> = bound_method %addr, %specific_fn.loc17
    148. 

  148. // CHECK:STDOUT:   %ptr.as.Copy.impl.Op.call: init %ptr.235 = call %bound_method.loc17_17.2(%addr)
    149. 

  149. // CHECK:STDOUT:   assign %p.var, %ptr.as.Copy.impl.Op.call
    150. 

  150. // CHECK:STDOUT:   %.loc17: type = splice_block %ptr [concrete = constants.%ptr.235] {
    151. 

  151. // CHECK:STDOUT:     %i32.loc17: type = type_literal constants.%i32 [concrete = constants.%i32]
    152. 

  152. // CHECK:STDOUT:     %ptr: type = ptr_type %i32.loc17 [concrete = constants.%ptr.235]
    153. 

  153. // CHECK:STDOUT:   }
    154. 

  154. // CHECK:STDOUT:   %p: ref %ptr.235 = ref_binding p, %p.var
    155. 

  155. // CHECK:STDOUT:   %p.ref: ref %ptr.235 = name_ref p, %p
    156. 

  156. // CHECK:STDOUT:   %.loc19_11: %ptr.235 = acquire_value %p.ref
    157. 

  157. // CHECK:STDOUT:   %.loc19_10.1: ref %i32 = deref %.loc19_11
    158. 

  158. // CHECK:STDOUT:   %.loc19_10.2: %i32 = acquire_value %.loc19_10.1
    159. 

  159. // CHECK:STDOUT:   %impl.elem0.loc19: %.8e2 = impl_witness_access constants.%Copy.impl_witness.f17, element0 [concrete = constants.%Int.as.Copy.impl.Op.664]
    160. 

  160. // CHECK:STDOUT:   %bound_method.loc19_10.1: <bound method> = bound_method %.loc19_10.2, %impl.elem0.loc19
    161. 

  161. // CHECK:STDOUT:   %specific_fn.loc19: <specific function> = specific_function %impl.elem0.loc19, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
    162. 

  162. // CHECK:STDOUT:   %bound_method.loc19_10.2: <bound method> = bound_method %.loc19_10.2, %specific_fn.loc19
    163. 

  163. // CHECK:STDOUT:   %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc19_10.2(%.loc19_10.2)
    164. 

  164. // CHECK:STDOUT:   %Destroy.Op.bound.loc17: <bound method> = bound_method %p.var, constants.%Destroy.Op.651ba6.1
    165. 

  165. // CHECK:STDOUT:   %Destroy.Op.call.loc17: init %empty_tuple.type = call %Destroy.Op.bound.loc17(%p.var)
    166. 

  166. // CHECK:STDOUT:   %Destroy.Op.bound.loc16: <bound method> = bound_method %n.var, constants.%Destroy.Op.651ba6.3
    167. 

  167. // CHECK:STDOUT:   %Destroy.Op.call.loc16: init %empty_tuple.type = call %Destroy.Op.bound.loc16(%n.var)
    168. 

  168. // CHECK:STDOUT:   return %Int.as.Copy.impl.Op.call
    169. 

  169. // CHECK:STDOUT: }
    170. 

  170. // CHECK:STDOUT:
    171. 

  171. // CHECK:STDOUT: fn @Destroy.Op.loc17(%self.param: ref %ptr.235) = "no_op";
    172. 

  172. // CHECK:STDOUT:
    173. 

  173. // CHECK:STDOUT: fn @Destroy.Op.loc16_3.1(%self.param: ref %i32.builtin) = "no_op";
    174. 

  174. // CHECK:STDOUT:
    175. 

  175. // CHECK:STDOUT: fn @Destroy.Op.loc16_3.2(%self.param: ref %i32) {
    176. 

  176. // CHECK:STDOUT: !entry:
    177. 

  177. // CHECK:STDOUT:   return
    178. 

  178. // CHECK:STDOUT: }
    179. 

  179. // CHECK:STDOUT:
    180.