basic.carbon 17 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. // INCLUDE-FILE: toolchain/testing/testdata/min_prelude/primitives.carbon
  6. // TODO: Add ranges and switch to "--dump-sem-ir-ranges=only".
  7. // EXTRA-ARGS: --dump-sem-ir-ranges=if-present
  8. //
  9. // AUTOUPDATE
  10. // TIP: To test this file alone, run:
  11. // TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/check/testdata/if_expr/basic.carbon
  12. // TIP: To dump output, run:
  13. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/check/testdata/if_expr/basic.carbon
  14. fn F(b: bool, n: i32, m: i32) -> i32 {
  15. var x: array(i32, 1) = (0,);
  16. return if b then x[m] else x[n];
  17. }
  18. // CHECK:STDOUT: --- basic.carbon
  19. // CHECK:STDOUT:
  20. // CHECK:STDOUT: constants {
  21. // CHECK:STDOUT: %Bool.type: type = fn_type @Bool [concrete]
  22. // CHECK:STDOUT: %Bool: %Bool.type = struct_value () [concrete]
  23. // CHECK:STDOUT: %pattern_type.831: type = pattern_type bool [concrete]
  24. // CHECK:STDOUT: %int_32: Core.IntLiteral = int_value 32 [concrete]
  25. // CHECK:STDOUT: %Int.type: type = generic_class_type @Int [concrete]
  26. // CHECK:STDOUT: %empty_tuple.type: type = tuple_type () [concrete]
  27. // CHECK:STDOUT: %Int.generic: %Int.type = struct_value () [concrete]
  28. // CHECK:STDOUT: %N: Core.IntLiteral = symbolic_binding N, 0 [symbolic]
  29. // CHECK:STDOUT: %i32: type = class_type @Int, @Int(%int_32) [concrete]
  30. // CHECK:STDOUT: %pattern_type.7ce: type = pattern_type %i32 [concrete]
  31. // CHECK:STDOUT: %F.type: type = fn_type @F [concrete]
  32. // CHECK:STDOUT: %F: %F.type = struct_value () [concrete]
  33. // CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [concrete]
  34. // CHECK:STDOUT: %array_type: type = array_type %int_1, %i32 [concrete]
  35. // CHECK:STDOUT: %pattern_type.a98: type = pattern_type %array_type [concrete]
  36. // CHECK:STDOUT: %int_0.5c6: Core.IntLiteral = int_value 0 [concrete]
  37. // CHECK:STDOUT: %tuple.type.985: type = tuple_type (Core.IntLiteral) [concrete]
  38. // CHECK:STDOUT: %tuple.4f2: %tuple.type.985 = tuple_value (%int_0.5c6) [concrete]
  39. // CHECK:STDOUT: %ImplicitAs.type.cc7: type = generic_interface_type @ImplicitAs [concrete]
  40. // CHECK:STDOUT: %ImplicitAs.generic: %ImplicitAs.type.cc7 = struct_value () [concrete]
  41. // CHECK:STDOUT: %ImplicitAs.type.d14: type = facet_type <@ImplicitAs, @ImplicitAs(%i32)> [concrete]
  42. // CHECK:STDOUT: %ImplicitAs.Convert.type.1b6: type = fn_type @ImplicitAs.Convert, @ImplicitAs(%i32) [concrete]
  43. // CHECK:STDOUT: %To: Core.IntLiteral = symbolic_binding To, 0 [symbolic]
  44. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.f51: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%To) [symbolic]
  45. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.2a1: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.f51 = struct_value () [symbolic]
  46. // CHECK:STDOUT: %ImplicitAs.impl_witness.bc9: <witness> = impl_witness imports.%ImplicitAs.impl_witness_table.132, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
  47. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.51e: type = fn_type @Core.IntLiteral.as.ImplicitAs.impl.Convert, @Core.IntLiteral.as.ImplicitAs.impl(%int_32) [concrete]
  48. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.e9b: %Core.IntLiteral.as.ImplicitAs.impl.Convert.type.51e = struct_value () [concrete]
  49. // CHECK:STDOUT: %ImplicitAs.facet: %ImplicitAs.type.d14 = facet_value Core.IntLiteral, (%ImplicitAs.impl_witness.bc9) [concrete]
  50. // CHECK:STDOUT: %.322: type = fn_type_with_self_type %ImplicitAs.Convert.type.1b6, %ImplicitAs.facet [concrete]
  51. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.bound: <bound method> = bound_method %int_0.5c6, %Core.IntLiteral.as.ImplicitAs.impl.Convert.e9b [concrete]
  52. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn: <specific function> = specific_function %Core.IntLiteral.as.ImplicitAs.impl.Convert.e9b, @Core.IntLiteral.as.ImplicitAs.impl.Convert(%int_32) [concrete]
  53. // CHECK:STDOUT: %bound_method: <bound method> = bound_method %int_0.5c6, %Core.IntLiteral.as.ImplicitAs.impl.Convert.specific_fn [concrete]
  54. // CHECK:STDOUT: %int_0.6a9: %i32 = int_value 0 [concrete]
  55. // CHECK:STDOUT: %array: %array_type = tuple_value (%int_0.6a9) [concrete]
  56. // CHECK:STDOUT: %Copy.type: type = facet_type <@Copy> [concrete]
  57. // CHECK:STDOUT: %Copy.Op.type: type = fn_type @Copy.Op [concrete]
  58. // CHECK:STDOUT: %Int.as.Copy.impl.Op.type.24b: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%N) [symbolic]
  59. // CHECK:STDOUT: %Int.as.Copy.impl.Op.c95: %Int.as.Copy.impl.Op.type.24b = struct_value () [symbolic]
  60. // CHECK:STDOUT: %Copy.impl_witness.fb7: <witness> = impl_witness imports.%Copy.impl_witness_table.b6a, @Int.as.Copy.impl(%int_32) [concrete]
  61. // CHECK:STDOUT: %Int.as.Copy.impl.Op.type.469: type = fn_type @Int.as.Copy.impl.Op, @Int.as.Copy.impl(%int_32) [concrete]
  62. // CHECK:STDOUT: %Int.as.Copy.impl.Op.dfd: %Int.as.Copy.impl.Op.type.469 = struct_value () [concrete]
  63. // CHECK:STDOUT: %Copy.facet: %Copy.type = facet_value %i32, (%Copy.impl_witness.fb7) [concrete]
  64. // CHECK:STDOUT: %.65f: type = fn_type_with_self_type %Copy.Op.type, %Copy.facet [concrete]
  65. // CHECK:STDOUT: %Int.as.Copy.impl.Op.specific_fn: <specific function> = specific_function %Int.as.Copy.impl.Op.dfd, @Int.as.Copy.impl.Op(%int_32) [concrete]
  66. // CHECK:STDOUT: %Destroy.type: type = facet_type <@Destroy> [concrete]
  67. // CHECK:STDOUT: %type_where: type = facet_type <type where .Self impls <CanDestroy>> [concrete]
  68. // CHECK:STDOUT: %facet_value: %type_where = facet_value %array_type, () [concrete]
  69. // CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.729: type = fn_type @DestroyT.binding.as_type.as.Destroy.impl.Op, @DestroyT.binding.as_type.as.Destroy.impl(%facet_value) [concrete]
  70. // CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.efa: %DestroyT.binding.as_type.as.Destroy.impl.Op.type.729 = struct_value () [concrete]
  71. // CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function %DestroyT.binding.as_type.as.Destroy.impl.Op.efa, @DestroyT.binding.as_type.as.Destroy.impl.Op(%facet_value) [concrete]
  72. // CHECK:STDOUT: }
  73. // CHECK:STDOUT:
  74. // CHECK:STDOUT: imports {
  75. // CHECK:STDOUT: %Core: <namespace> = namespace file.%Core.import, [concrete] {
  76. // CHECK:STDOUT: .Bool = %Core.Bool
  77. // CHECK:STDOUT: .Int = %Core.Int
  78. // CHECK:STDOUT: .ImplicitAs = %Core.ImplicitAs
  79. // CHECK:STDOUT: .Copy = %Core.Copy
  80. // CHECK:STDOUT: .Destroy = %Core.Destroy
  81. // CHECK:STDOUT: import Core//prelude
  82. // CHECK:STDOUT: import Core//prelude/...
  83. // CHECK:STDOUT: }
  84. // CHECK:STDOUT: %Core.Bool: %Bool.type = import_ref Core//prelude/parts/bool, Bool, loaded [concrete = constants.%Bool]
  85. // CHECK:STDOUT: %Core.Int: %Int.type = import_ref Core//prelude/parts/int, Int, loaded [concrete = constants.%Int.generic]
  86. // CHECK:STDOUT: %Core.ImplicitAs: %ImplicitAs.type.cc7 = import_ref Core//prelude/parts/as, ImplicitAs, loaded [concrete = constants.%ImplicitAs.generic]
  87. // CHECK:STDOUT: %Core.import_ref.e24: @Core.IntLiteral.as.ImplicitAs.impl.%Core.IntLiteral.as.ImplicitAs.impl.Convert.type (%Core.IntLiteral.as.ImplicitAs.impl.Convert.type.f51) = 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.2a1)]
  88. // CHECK:STDOUT: %ImplicitAs.impl_witness_table.132 = impl_witness_table (%Core.import_ref.e24), @Core.IntLiteral.as.ImplicitAs.impl [concrete]
  89. // CHECK:STDOUT: %Core.Copy: type = import_ref Core//prelude/parts/copy, Copy, loaded [concrete = constants.%Copy.type]
  90. // CHECK:STDOUT: %Core.import_ref.d12: @Int.as.Copy.impl.%Int.as.Copy.impl.Op.type (%Int.as.Copy.impl.Op.type.24b) = 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.c95)]
  91. // CHECK:STDOUT: %Copy.impl_witness_table.b6a = impl_witness_table (%Core.import_ref.d12), @Int.as.Copy.impl [concrete]
  92. // CHECK:STDOUT: %Core.Destroy: type = import_ref Core//prelude/parts/destroy, Destroy, loaded [concrete = constants.%Destroy.type]
  93. // CHECK:STDOUT: }
  94. // CHECK:STDOUT:
  95. // CHECK:STDOUT: file {
  96. // CHECK:STDOUT: package: <namespace> = namespace [concrete] {
  97. // CHECK:STDOUT: .Core = imports.%Core
  98. // CHECK:STDOUT: .F = %F.decl
  99. // CHECK:STDOUT: }
  100. // CHECK:STDOUT: %Core.import = import Core
  101. // CHECK:STDOUT: %F.decl: %F.type = fn_decl @F [concrete = constants.%F] {
  102. // CHECK:STDOUT: %b.patt: %pattern_type.831 = value_binding_pattern b [concrete]
  103. // CHECK:STDOUT: %b.param_patt: %pattern_type.831 = value_param_pattern %b.patt, call_param0 [concrete]
  104. // CHECK:STDOUT: %n.patt: %pattern_type.7ce = value_binding_pattern n [concrete]
  105. // CHECK:STDOUT: %n.param_patt: %pattern_type.7ce = value_param_pattern %n.patt, call_param1 [concrete]
  106. // CHECK:STDOUT: %m.patt: %pattern_type.7ce = value_binding_pattern m [concrete]
  107. // CHECK:STDOUT: %m.param_patt: %pattern_type.7ce = value_param_pattern %m.patt, call_param2 [concrete]
  108. // CHECK:STDOUT: %return.patt: %pattern_type.7ce = return_slot_pattern [concrete]
  109. // CHECK:STDOUT: %return.param_patt: %pattern_type.7ce = out_param_pattern %return.patt, call_param3 [concrete]
  110. // CHECK:STDOUT: } {
  111. // CHECK:STDOUT: %int_32.loc15_34: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  112. // CHECK:STDOUT: %i32.loc15_34: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  113. // CHECK:STDOUT: %b.param: bool = value_param call_param0
  114. // CHECK:STDOUT: %.loc15_9.1: type = splice_block %.loc15_9.3 [concrete = bool] {
  115. // CHECK:STDOUT: %Bool.call: init type = call constants.%Bool() [concrete = bool]
  116. // CHECK:STDOUT: %.loc15_9.2: type = value_of_initializer %Bool.call [concrete = bool]
  117. // CHECK:STDOUT: %.loc15_9.3: type = converted %Bool.call, %.loc15_9.2 [concrete = bool]
  118. // CHECK:STDOUT: }
  119. // CHECK:STDOUT: %b: bool = value_binding b, %b.param
  120. // CHECK:STDOUT: %n.param: %i32 = value_param call_param1
  121. // CHECK:STDOUT: %.loc15_18: type = splice_block %i32.loc15_18 [concrete = constants.%i32] {
  122. // CHECK:STDOUT: %int_32.loc15_18: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  123. // CHECK:STDOUT: %i32.loc15_18: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  124. // CHECK:STDOUT: }
  125. // CHECK:STDOUT: %n: %i32 = value_binding n, %n.param
  126. // CHECK:STDOUT: %m.param: %i32 = value_param call_param2
  127. // CHECK:STDOUT: %.loc15_26: type = splice_block %i32.loc15_26 [concrete = constants.%i32] {
  128. // CHECK:STDOUT: %int_32.loc15_26: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  129. // CHECK:STDOUT: %i32.loc15_26: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  130. // CHECK:STDOUT: }
  131. // CHECK:STDOUT: %m: %i32 = value_binding m, %m.param
  132. // CHECK:STDOUT: %return.param: ref %i32 = out_param call_param3
  133. // CHECK:STDOUT: %return: ref %i32 = return_slot %return.param
  134. // CHECK:STDOUT: }
  135. // CHECK:STDOUT: }
  136. // CHECK:STDOUT:
  137. // CHECK:STDOUT: fn @F(%b.param: bool, %n.param: %i32, %m.param: %i32) -> %i32 {
  138. // CHECK:STDOUT: !entry:
  139. // CHECK:STDOUT: name_binding_decl {
  140. // CHECK:STDOUT: %x.patt: %pattern_type.a98 = ref_binding_pattern x [concrete]
  141. // CHECK:STDOUT: %x.var_patt: %pattern_type.a98 = var_pattern %x.patt [concrete]
  142. // CHECK:STDOUT: }
  143. // CHECK:STDOUT: %x.var: ref %array_type = var %x.var_patt
  144. // CHECK:STDOUT: %int_0.loc16_27: Core.IntLiteral = int_value 0 [concrete = constants.%int_0.5c6]
  145. // CHECK:STDOUT: %.loc16_29.1: %tuple.type.985 = tuple_literal (%int_0.loc16_27) [concrete = constants.%tuple.4f2]
  146. // CHECK:STDOUT: %impl.elem0.loc16: %.322 = impl_witness_access constants.%ImplicitAs.impl_witness.bc9, element0 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.e9b]
  147. // CHECK:STDOUT: %bound_method.loc16_29.1: <bound method> = bound_method %int_0.loc16_27, %impl.elem0.loc16 [concrete = constants.%Core.IntLiteral.as.ImplicitAs.impl.Convert.bound]
  148. // 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]
  149. // CHECK:STDOUT: %bound_method.loc16_29.2: <bound method> = bound_method %int_0.loc16_27, %specific_fn.loc16 [concrete = constants.%bound_method]
  150. // CHECK:STDOUT: %Core.IntLiteral.as.ImplicitAs.impl.Convert.call: init %i32 = call %bound_method.loc16_29.2(%int_0.loc16_27) [concrete = constants.%int_0.6a9]
  151. // CHECK:STDOUT: %.loc16_29.2: init %i32 = converted %int_0.loc16_27, %Core.IntLiteral.as.ImplicitAs.impl.Convert.call [concrete = constants.%int_0.6a9]
  152. // CHECK:STDOUT: %int_0.loc16_29: Core.IntLiteral = int_value 0 [concrete = constants.%int_0.5c6]
  153. // CHECK:STDOUT: %.loc16_29.3: ref %i32 = array_index %x.var, %int_0.loc16_29
  154. // CHECK:STDOUT: %.loc16_29.4: init %i32 = initialize_from %.loc16_29.2 to %.loc16_29.3 [concrete = constants.%int_0.6a9]
  155. // CHECK:STDOUT: %.loc16_29.5: init %array_type = array_init (%.loc16_29.4) to %x.var [concrete = constants.%array]
  156. // CHECK:STDOUT: %.loc16_3: init %array_type = converted %.loc16_29.1, %.loc16_29.5 [concrete = constants.%array]
  157. // CHECK:STDOUT: assign %x.var, %.loc16_3
  158. // CHECK:STDOUT: %.loc16_22: type = splice_block %array_type [concrete = constants.%array_type] {
  159. // CHECK:STDOUT: %int_32.loc16: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  160. // CHECK:STDOUT: %i32.loc16: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  161. // CHECK:STDOUT: %int_1: Core.IntLiteral = int_value 1 [concrete = constants.%int_1]
  162. // CHECK:STDOUT: %array_type: type = array_type %int_1, %i32.loc16 [concrete = constants.%array_type]
  163. // CHECK:STDOUT: }
  164. // CHECK:STDOUT: %x: ref %array_type = ref_binding x, %x.var
  165. // CHECK:STDOUT: %b.ref: bool = name_ref b, %b
  166. // CHECK:STDOUT: if %b.ref br !if.expr.then else br !if.expr.else
  167. // CHECK:STDOUT:
  168. // CHECK:STDOUT: !if.expr.then:
  169. // CHECK:STDOUT: %x.ref.loc17_20: ref %array_type = name_ref x, %x
  170. // CHECK:STDOUT: %m.ref: %i32 = name_ref m, %m
  171. // CHECK:STDOUT: %int_32.loc17_23: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  172. // CHECK:STDOUT: %i32.loc17_23: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  173. // CHECK:STDOUT: %.loc17_23.1: ref %i32 = array_index %x.ref.loc17_20, %m.ref
  174. // CHECK:STDOUT: %.loc17_23.2: %i32 = acquire_value %.loc17_23.1
  175. // CHECK:STDOUT: br !if.expr.result(%.loc17_23.2)
  176. // CHECK:STDOUT:
  177. // CHECK:STDOUT: !if.expr.else:
  178. // CHECK:STDOUT: %x.ref.loc17_30: ref %array_type = name_ref x, %x
  179. // CHECK:STDOUT: %n.ref: %i32 = name_ref n, %n
  180. // CHECK:STDOUT: %int_32.loc17_33: Core.IntLiteral = int_value 32 [concrete = constants.%int_32]
  181. // CHECK:STDOUT: %i32.loc17_33: type = class_type @Int, @Int(constants.%int_32) [concrete = constants.%i32]
  182. // CHECK:STDOUT: %.loc17_33.1: ref %i32 = array_index %x.ref.loc17_30, %n.ref
  183. // CHECK:STDOUT: %.loc17_33.2: %i32 = acquire_value %.loc17_33.1
  184. // CHECK:STDOUT: br !if.expr.result(%.loc17_33.2)
  185. // CHECK:STDOUT:
  186. // CHECK:STDOUT: !if.expr.result:
  187. // CHECK:STDOUT: %.loc17_10: %i32 = block_arg !if.expr.result
  188. // CHECK:STDOUT: %impl.elem0.loc17: %.65f = impl_witness_access constants.%Copy.impl_witness.fb7, element0 [concrete = constants.%Int.as.Copy.impl.Op.dfd]
  189. // CHECK:STDOUT: %bound_method.loc17_10.1: <bound method> = bound_method %.loc17_10, %impl.elem0.loc17
  190. // CHECK:STDOUT: %specific_fn.loc17: <specific function> = specific_function %impl.elem0.loc17, @Int.as.Copy.impl.Op(constants.%int_32) [concrete = constants.%Int.as.Copy.impl.Op.specific_fn]
  191. // CHECK:STDOUT: %bound_method.loc17_10.2: <bound method> = bound_method %.loc17_10, %specific_fn.loc17
  192. // CHECK:STDOUT: %Int.as.Copy.impl.Op.call: init %i32 = call %bound_method.loc17_10.2(%.loc17_10)
  193. // CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.bound: <bound method> = bound_method %x.var, constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.efa
  194. // CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn: <specific function> = specific_function constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.efa, @DestroyT.binding.as_type.as.Destroy.impl.Op(constants.%facet_value) [concrete = constants.%DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn]
  195. // CHECK:STDOUT: %bound_method.loc16_3: <bound method> = bound_method %x.var, %DestroyT.binding.as_type.as.Destroy.impl.Op.specific_fn
  196. // CHECK:STDOUT: %DestroyT.binding.as_type.as.Destroy.impl.Op.call: init %empty_tuple.type = call %bound_method.loc16_3(%x.var)
  197. // CHECK:STDOUT: return %Int.as.Copy.impl.Op.call to %return
  198. // CHECK:STDOUT: }
  199. // CHECK:STDOUT: