method.carbon 16 KB

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  1. // Part of the Carbon Language project, under the Apache License v2.0 with LLVM
  2. // Exceptions. See /LICENSE for license information.
  3. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
  4. //
  5. // AUTOUPDATE
  6. // TIP: To test this file alone, run:
  7. // TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/function/builtin/method.carbon
  8. // TIP: To dump output, run:
  9. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/function/builtin/method.carbon
  10. interface I {
  11. fn F[self: Self](other: Self) -> Self;
  12. }
  13. impl i32 as I {
  14. fn F[self: i32](other: i32) -> i32 = "int.sadd";
  15. }
  16. var arr: [i32; (1 as i32).(I.F)(2)];
  17. // CHECK:STDOUT: --- method.carbon
  18. // CHECK:STDOUT:
  19. // CHECK:STDOUT: constants {
  20. // CHECK:STDOUT: %I.type: type = facet_type <@I> [template]
  21. // CHECK:STDOUT: %Self.1: %I.type = bind_symbolic_name Self, 0 [symbolic]
  22. // CHECK:STDOUT: %.1: type = facet_access_type %Self.1 [symbolic]
  23. // CHECK:STDOUT: %F.type.1: type = fn_type @F.1 [template]
  24. // CHECK:STDOUT: %F.1: %F.type.1 = struct_value () [template]
  25. // CHECK:STDOUT: %.2: type = assoc_entity_type %I.type, %F.type.1 [template]
  26. // CHECK:STDOUT: %.3: %.2 = assoc_entity element0, @I.%F.decl [template]
  27. // CHECK:STDOUT: %.4: Core.IntLiteral = int_value 32 [template]
  28. // CHECK:STDOUT: %Int.type: type = fn_type @Int [template]
  29. // CHECK:STDOUT: %Int: %Int.type = struct_value () [template]
  30. // CHECK:STDOUT: %i32: type = int_type signed, %.4 [template]
  31. // CHECK:STDOUT: %F.type.2: type = fn_type @F.2 [template]
  32. // CHECK:STDOUT: %F.2: %F.type.2 = struct_value () [template]
  33. // CHECK:STDOUT: %.5: %I.type = facet_value %i32, %i32 [template]
  34. // CHECK:STDOUT: %.6: <witness> = interface_witness (%F.2) [template]
  35. // CHECK:STDOUT: %.7: Core.IntLiteral = int_value 1 [template]
  36. // CHECK:STDOUT: %Convert.type.2: type = fn_type @Convert.1, @As(%i32) [template]
  37. // CHECK:STDOUT: %Convert.type.7: type = fn_type @Convert.2, @ImplicitAs(Core.IntLiteral) [template]
  38. // CHECK:STDOUT: %Convert.type.14: type = fn_type @Convert.7, @impl.6(%.4) [template]
  39. // CHECK:STDOUT: %Convert.14: %Convert.type.14 = struct_value () [template]
  40. // CHECK:STDOUT: %.31: <witness> = interface_witness (%Convert.14) [template]
  41. // CHECK:STDOUT: %.32: <bound method> = bound_method %.7, %Convert.14 [template]
  42. // CHECK:STDOUT: %.33: <specific function> = specific_function %.32, @Convert.7(%.4) [template]
  43. // CHECK:STDOUT: %.34: %i32 = int_value 1 [template]
  44. // CHECK:STDOUT: %.35: <bound method> = bound_method %.34, %F.2 [template]
  45. // CHECK:STDOUT: %.36: Core.IntLiteral = int_value 2 [template]
  46. // CHECK:STDOUT: %Convert.type.15: type = fn_type @Convert.2, @ImplicitAs(%i32) [template]
  47. // CHECK:STDOUT: %Convert.type.16: type = fn_type @Convert.3, @impl.2(%.4) [template]
  48. // CHECK:STDOUT: %Convert.16: %Convert.type.16 = struct_value () [template]
  49. // CHECK:STDOUT: %.40: <witness> = interface_witness (%Convert.16) [template]
  50. // CHECK:STDOUT: %.41: <bound method> = bound_method %.36, %Convert.16 [template]
  51. // CHECK:STDOUT: %.42: <specific function> = specific_function %.41, @Convert.3(%.4) [template]
  52. // CHECK:STDOUT: %.43: %i32 = int_value 2 [template]
  53. // CHECK:STDOUT: %.44: %i32 = int_value 3 [template]
  54. // CHECK:STDOUT: %Convert.type.17: type = fn_type @Convert.5, @impl.4(%.4) [template]
  55. // CHECK:STDOUT: %Convert.17: %Convert.type.17 = struct_value () [template]
  56. // CHECK:STDOUT: %.45: <witness> = interface_witness (%Convert.17) [template]
  57. // CHECK:STDOUT: %.46: <bound method> = bound_method %.44, %Convert.17 [template]
  58. // CHECK:STDOUT: %.47: <specific function> = specific_function %.46, @Convert.5(%.4) [template]
  59. // CHECK:STDOUT: %.48: Core.IntLiteral = int_value 3 [template]
  60. // CHECK:STDOUT: %.49: type = array_type %.48, %i32 [template]
  61. // CHECK:STDOUT: }
  62. // CHECK:STDOUT:
  63. // CHECK:STDOUT: imports {
  64. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [template] {
  65. // CHECK:STDOUT: .Int = %import_ref.1
  66. // CHECK:STDOUT: .As = %import_ref.2
  67. // CHECK:STDOUT: .ImplicitAs = %import_ref.38
  68. // CHECK:STDOUT: import Core//prelude
  69. // CHECK:STDOUT: import Core//prelude/...
  70. // CHECK:STDOUT: }
  71. // CHECK:STDOUT: }
  72. // CHECK:STDOUT:
  73. // CHECK:STDOUT: file {
  74. // CHECK:STDOUT: package: <namespace> = namespace [template] {
  75. // CHECK:STDOUT: .Core = imports.%Core
  76. // CHECK:STDOUT: .I = %I.decl
  77. // CHECK:STDOUT: .arr = %arr
  78. // CHECK:STDOUT: }
  79. // CHECK:STDOUT: %Core.import = import Core
  80. // CHECK:STDOUT: %I.decl: type = interface_decl @I [template = constants.%I.type] {} {}
  81. // CHECK:STDOUT: impl_decl @impl.1 [template] {} {
  82. // CHECK:STDOUT: %.loc15_6.1: Core.IntLiteral = int_value 32 [template = constants.%.4]
  83. // CHECK:STDOUT: %int.make_type_signed: init type = call constants.%Int(%.loc15_6.1) [template = constants.%i32]
  84. // CHECK:STDOUT: %.loc15_6.2: type = value_of_initializer %int.make_type_signed [template = constants.%i32]
  85. // CHECK:STDOUT: %.loc15_6.3: type = converted %int.make_type_signed, %.loc15_6.2 [template = constants.%i32]
  86. // CHECK:STDOUT: %I.ref: type = name_ref I, file.%I.decl [template = constants.%I.type]
  87. // CHECK:STDOUT: }
  88. // CHECK:STDOUT: %.loc19_11.1: Core.IntLiteral = int_value 32 [template = constants.%.4]
  89. // CHECK:STDOUT: %int.make_type_signed.loc19_11: init type = call constants.%Int(%.loc19_11.1) [template = constants.%i32]
  90. // CHECK:STDOUT: %.loc19_17: Core.IntLiteral = int_value 1 [template = constants.%.7]
  91. // CHECK:STDOUT: %.loc19_22.1: Core.IntLiteral = int_value 32 [template = constants.%.4]
  92. // CHECK:STDOUT: %int.make_type_signed.loc19_22: init type = call constants.%Int(%.loc19_22.1) [template = constants.%i32]
  93. // CHECK:STDOUT: %.loc19_22.2: type = value_of_initializer %int.make_type_signed.loc19_22 [template = constants.%i32]
  94. // CHECK:STDOUT: %.loc19_22.3: type = converted %int.make_type_signed.loc19_22, %.loc19_22.2 [template = constants.%i32]
  95. // CHECK:STDOUT: %.loc19_19.1: %Convert.type.2 = interface_witness_access constants.%.31, element0 [template = constants.%Convert.14]
  96. // CHECK:STDOUT: %.loc19_19.2: <bound method> = bound_method %.loc19_17, %.loc19_19.1 [template = constants.%.32]
  97. // CHECK:STDOUT: %.loc19_19.3: <specific function> = specific_function %.loc19_19.2, @Convert.7(constants.%.4) [template = constants.%.33]
  98. // CHECK:STDOUT: %int.convert_checked.loc19_19: init %i32 = call %.loc19_19.3(%.loc19_17) [template = constants.%.34]
  99. // CHECK:STDOUT: %.loc19_19.4: %i32 = value_of_initializer %int.convert_checked.loc19_19 [template = constants.%.34]
  100. // CHECK:STDOUT: %.loc19_19.5: %i32 = converted %.loc19_17, %.loc19_19.4 [template = constants.%.34]
  101. // CHECK:STDOUT: %I.ref: type = name_ref I, %I.decl [template = constants.%I.type]
  102. // CHECK:STDOUT: %F.ref: %.2 = name_ref F, @I.%.loc12 [template = constants.%.3]
  103. // CHECK:STDOUT: %.loc19_26.1: %F.type.1 = interface_witness_access constants.%.6, element0 [template = constants.%F.2]
  104. // CHECK:STDOUT: %.loc19_26.2: <bound method> = bound_method %.loc19_19.5, %.loc19_26.1 [template = constants.%.35]
  105. // CHECK:STDOUT: %.loc19_33.1: Core.IntLiteral = int_value 2 [template = constants.%.36]
  106. // CHECK:STDOUT: %.loc19_33.2: %Convert.type.15 = interface_witness_access constants.%.40, element0 [template = constants.%Convert.16]
  107. // CHECK:STDOUT: %.loc19_33.3: <bound method> = bound_method %.loc19_33.1, %.loc19_33.2 [template = constants.%.41]
  108. // CHECK:STDOUT: %.loc19_33.4: <specific function> = specific_function %.loc19_33.3, @Convert.3(constants.%.4) [template = constants.%.42]
  109. // CHECK:STDOUT: %int.convert_checked.loc19_33: init %i32 = call %.loc19_33.4(%.loc19_33.1) [template = constants.%.43]
  110. // CHECK:STDOUT: %.loc19_33.5: %i32 = value_of_initializer %int.convert_checked.loc19_33 [template = constants.%.43]
  111. // CHECK:STDOUT: %.loc19_33.6: %i32 = converted %.loc19_33.1, %.loc19_33.5 [template = constants.%.43]
  112. // CHECK:STDOUT: %int.sadd: init %i32 = call %.loc19_26.2(%.loc19_19.5, %.loc19_33.6) [template = constants.%.44]
  113. // CHECK:STDOUT: %.loc19_11.2: type = value_of_initializer %int.make_type_signed.loc19_11 [template = constants.%i32]
  114. // CHECK:STDOUT: %.loc19_11.3: type = converted %int.make_type_signed.loc19_11, %.loc19_11.2 [template = constants.%i32]
  115. // CHECK:STDOUT: %.loc19_34.1: %Convert.type.7 = interface_witness_access constants.%.45, element0 [template = constants.%Convert.17]
  116. // CHECK:STDOUT: %.loc19_34.2: <bound method> = bound_method %int.sadd, %.loc19_34.1 [template = constants.%.46]
  117. // CHECK:STDOUT: %.loc19_34.3: <specific function> = specific_function %.loc19_34.2, @Convert.5(constants.%.4) [template = constants.%.47]
  118. // CHECK:STDOUT: %.loc19_34.4: %i32 = value_of_initializer %int.sadd [template = constants.%.44]
  119. // CHECK:STDOUT: %.loc19_34.5: %i32 = converted %int.sadd, %.loc19_34.4 [template = constants.%.44]
  120. // CHECK:STDOUT: %int.convert_checked.loc19_34: init Core.IntLiteral = call %.loc19_34.3(%.loc19_34.5) [template = constants.%.48]
  121. // CHECK:STDOUT: %.loc19_34.6: Core.IntLiteral = value_of_initializer %int.convert_checked.loc19_34 [template = constants.%.48]
  122. // CHECK:STDOUT: %.loc19_34.7: Core.IntLiteral = converted %int.sadd, %.loc19_34.6 [template = constants.%.48]
  123. // CHECK:STDOUT: %.loc19_35: type = array_type %.loc19_34.7, %i32 [template = constants.%.49]
  124. // CHECK:STDOUT: %arr.var: ref %.49 = var arr
  125. // CHECK:STDOUT: %arr: ref %.49 = bind_name arr, %arr.var
  126. // CHECK:STDOUT: }
  127. // CHECK:STDOUT:
  128. // CHECK:STDOUT: interface @I {
  129. // CHECK:STDOUT: %Self: %I.type = bind_symbolic_name Self, 0 [symbolic = constants.%Self.1]
  130. // CHECK:STDOUT: %F.decl: %F.type.1 = fn_decl @F.1 [template = constants.%F.1] {
  131. // CHECK:STDOUT: %self.patt: @F.1.%.loc12_14.1 (%.1) = binding_pattern self
  132. // CHECK:STDOUT: %self.param_patt: @F.1.%.loc12_14.1 (%.1) = value_param_pattern %self.patt, runtime_param0
  133. // CHECK:STDOUT: %other.patt: @F.1.%.loc12_14.1 (%.1) = binding_pattern other
  134. // CHECK:STDOUT: %other.param_patt: @F.1.%.loc12_14.1 (%.1) = value_param_pattern %other.patt, runtime_param1
  135. // CHECK:STDOUT: %return.patt: @F.1.%.loc12_14.1 (%.1) = return_slot_pattern
  136. // CHECK:STDOUT: %return.param_patt: @F.1.%.loc12_14.1 (%.1) = out_param_pattern %return.patt, runtime_param2
  137. // CHECK:STDOUT: } {
  138. // CHECK:STDOUT: %Self.ref.loc12_14: %I.type = name_ref Self, @I.%Self [symbolic = %Self (constants.%Self.1)]
  139. // CHECK:STDOUT: %.loc12_14.2: type = facet_access_type %Self.ref.loc12_14 [symbolic = %.loc12_14.1 (constants.%.1)]
  140. // CHECK:STDOUT: %.loc12_14.3: type = converted %Self.ref.loc12_14, %.loc12_14.2 [symbolic = %.loc12_14.1 (constants.%.1)]
  141. // CHECK:STDOUT: %Self.ref.loc12_27: %I.type = name_ref Self, @I.%Self [symbolic = %Self (constants.%Self.1)]
  142. // CHECK:STDOUT: %.loc12_27.1: type = facet_access_type %Self.ref.loc12_27 [symbolic = %.loc12_14.1 (constants.%.1)]
  143. // CHECK:STDOUT: %.loc12_27.2: type = converted %Self.ref.loc12_27, %.loc12_27.1 [symbolic = %.loc12_14.1 (constants.%.1)]
  144. // CHECK:STDOUT: %Self.ref.loc12_36: %I.type = name_ref Self, @I.%Self [symbolic = %Self (constants.%Self.1)]
  145. // CHECK:STDOUT: %.loc12_36.1: type = facet_access_type %Self.ref.loc12_36 [symbolic = %.loc12_14.1 (constants.%.1)]
  146. // CHECK:STDOUT: %.loc12_36.2: type = converted %Self.ref.loc12_36, %.loc12_36.1 [symbolic = %.loc12_14.1 (constants.%.1)]
  147. // CHECK:STDOUT: %self.param: @F.1.%.loc12_14.1 (%.1) = value_param runtime_param0
  148. // CHECK:STDOUT: %self: @F.1.%.loc12_14.1 (%.1) = bind_name self, %self.param
  149. // CHECK:STDOUT: %other.param: @F.1.%.loc12_14.1 (%.1) = value_param runtime_param1
  150. // CHECK:STDOUT: %other: @F.1.%.loc12_14.1 (%.1) = bind_name other, %other.param
  151. // CHECK:STDOUT: %return.param: ref @F.1.%.loc12_14.1 (%.1) = out_param runtime_param2
  152. // CHECK:STDOUT: %return: ref @F.1.%.loc12_14.1 (%.1) = return_slot %return.param
  153. // CHECK:STDOUT: }
  154. // CHECK:STDOUT: %.loc12: %.2 = assoc_entity element0, %F.decl [template = constants.%.3]
  155. // CHECK:STDOUT:
  156. // CHECK:STDOUT: !members:
  157. // CHECK:STDOUT: .Self = %Self
  158. // CHECK:STDOUT: .F = %.loc12
  159. // CHECK:STDOUT: witness = (%F.decl)
  160. // CHECK:STDOUT: }
  161. // CHECK:STDOUT:
  162. // CHECK:STDOUT: impl @impl.1: %.loc15_6.3 as %I.ref {
  163. // CHECK:STDOUT: %F.decl: %F.type.2 = fn_decl @F.2 [template = constants.%F.2] {
  164. // CHECK:STDOUT: %self.patt: %i32 = binding_pattern self
  165. // CHECK:STDOUT: %self.param_patt: %i32 = value_param_pattern %self.patt, runtime_param0
  166. // CHECK:STDOUT: %other.patt: %i32 = binding_pattern other
  167. // CHECK:STDOUT: %other.param_patt: %i32 = value_param_pattern %other.patt, runtime_param1
  168. // CHECK:STDOUT: %return.patt: %i32 = return_slot_pattern
  169. // CHECK:STDOUT: %return.param_patt: %i32 = out_param_pattern %return.patt, runtime_param2
  170. // CHECK:STDOUT: } {
  171. // CHECK:STDOUT: %.loc16_14.1: Core.IntLiteral = int_value 32 [template = constants.%.4]
  172. // CHECK:STDOUT: %int.make_type_signed.loc16_14: init type = call constants.%Int(%.loc16_14.1) [template = constants.%i32]
  173. // CHECK:STDOUT: %.loc16_14.2: type = value_of_initializer %int.make_type_signed.loc16_14 [template = constants.%i32]
  174. // CHECK:STDOUT: %.loc16_14.3: type = converted %int.make_type_signed.loc16_14, %.loc16_14.2 [template = constants.%i32]
  175. // CHECK:STDOUT: %.loc16_26.1: Core.IntLiteral = int_value 32 [template = constants.%.4]
  176. // CHECK:STDOUT: %int.make_type_signed.loc16_26: init type = call constants.%Int(%.loc16_26.1) [template = constants.%i32]
  177. // CHECK:STDOUT: %.loc16_26.2: type = value_of_initializer %int.make_type_signed.loc16_26 [template = constants.%i32]
  178. // CHECK:STDOUT: %.loc16_26.3: type = converted %int.make_type_signed.loc16_26, %.loc16_26.2 [template = constants.%i32]
  179. // CHECK:STDOUT: %.loc16_34.1: Core.IntLiteral = int_value 32 [template = constants.%.4]
  180. // CHECK:STDOUT: %int.make_type_signed.loc16_34: init type = call constants.%Int(%.loc16_34.1) [template = constants.%i32]
  181. // CHECK:STDOUT: %.loc16_34.2: type = value_of_initializer %int.make_type_signed.loc16_34 [template = constants.%i32]
  182. // CHECK:STDOUT: %.loc16_34.3: type = converted %int.make_type_signed.loc16_34, %.loc16_34.2 [template = constants.%i32]
  183. // CHECK:STDOUT: %self.param: %i32 = value_param runtime_param0
  184. // CHECK:STDOUT: %self: %i32 = bind_name self, %self.param
  185. // CHECK:STDOUT: %other.param: %i32 = value_param runtime_param1
  186. // CHECK:STDOUT: %other: %i32 = bind_name other, %other.param
  187. // CHECK:STDOUT: %return.param: ref %i32 = out_param runtime_param2
  188. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  189. // CHECK:STDOUT: }
  190. // CHECK:STDOUT: %.loc15_15: <witness> = interface_witness (%F.decl) [template = constants.%.6]
  191. // CHECK:STDOUT:
  192. // CHECK:STDOUT: !members:
  193. // CHECK:STDOUT: .F = %F.decl
  194. // CHECK:STDOUT: witness = %.loc15_15
  195. // CHECK:STDOUT: }
  196. // CHECK:STDOUT:
  197. // CHECK:STDOUT: generic fn @F.1(@I.%Self: %I.type) {
  198. // CHECK:STDOUT: %Self: %I.type = bind_symbolic_name Self, 0 [symbolic = %Self (constants.%Self.1)]
  199. // CHECK:STDOUT: %.loc12_14.1: type = facet_access_type %Self [symbolic = %.loc12_14.1 (constants.%.1)]
  200. // CHECK:STDOUT:
  201. // CHECK:STDOUT: fn[%self.param_patt: @F.1.%.loc12_14.1 (%.1)](%other.param_patt: @F.1.%.loc12_14.1 (%.1)) -> @F.1.%.loc12_14.1 (%.1);
  202. // CHECK:STDOUT: }
  203. // CHECK:STDOUT:
  204. // CHECK:STDOUT: fn @F.2[%self.param_patt: %i32](%other.param_patt: %i32) -> %i32 = "int.sadd";
  205. // CHECK:STDOUT:
  206. // CHECK:STDOUT: specific @F.1(constants.%Self.1) {
  207. // CHECK:STDOUT: %Self => constants.%Self.1
  208. // CHECK:STDOUT: %.loc12_14.1 => constants.%.1
  209. // CHECK:STDOUT: }
  210. // CHECK:STDOUT:
  211. // CHECK:STDOUT: specific @F.1(constants.%.5) {
  212. // CHECK:STDOUT: %Self => constants.%.5
  213. // CHECK:STDOUT: %.loc12_14.1 => constants.%i32
  214. // CHECK:STDOUT: }
  215. // CHECK:STDOUT: