for.carbon 13 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/full.carbon
  6. //
  7. // AUTOUPDATE
  8. // TIP: To test this file alone, run:
  9. // TIP: bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/for/for.carbon
  10. // TIP: To dump output, run:
  11. // TIP: bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/for/for.carbon
  12. import Core library "range";
  13. fn F();
  14. fn G();
  15. fn H();
  16. fn For() {
  17. F();
  18. for (n: i32 in Core.Range(100)) {
  19. G();
  20. }
  21. H();
  22. }
  23. // CHECK:STDOUT: ; ModuleID = 'for.carbon'
  24. // CHECK:STDOUT: source_filename = "for.carbon"
  25. // CHECK:STDOUT:
  26. // CHECK:STDOUT: declare void @_CF.Main()
  27. // CHECK:STDOUT:
  28. // CHECK:STDOUT: declare void @_CG.Main()
  29. // CHECK:STDOUT:
  30. // CHECK:STDOUT: declare void @_CH.Main()
  31. // CHECK:STDOUT:
  32. // CHECK:STDOUT: define void @_CFor.Main() !dbg !4 {
  33. // CHECK:STDOUT: entry:
  34. // CHECK:STDOUT: %.loc21_32.1.temp = alloca { i32, i32 }, align 8, !dbg !7
  35. // CHECK:STDOUT: %var = alloca i32, align 4, !dbg !8
  36. // CHECK:STDOUT: %.loc21_33.1.temp = alloca { i1, i32 }, align 8, !dbg !8
  37. // CHECK:STDOUT: call void @_CF.Main(), !dbg !9
  38. // CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 8, ptr %.loc21_32.1.temp), !dbg !7
  39. // CHECK:STDOUT: call void @_CRange.Core(ptr %.loc21_32.1.temp, i32 100), !dbg !7
  40. // CHECK:STDOUT: %IntRange.as.Iterate.impl.NewCursor.call = call i32 @"_CNewCursor.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr %.loc21_32.1.temp), !dbg !8
  41. // CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 4, ptr %var), !dbg !8
  42. // CHECK:STDOUT: store i32 %IntRange.as.Iterate.impl.NewCursor.call, ptr %var, align 4, !dbg !8
  43. // CHECK:STDOUT: br label %for.next, !dbg !8
  44. // CHECK:STDOUT:
  45. // CHECK:STDOUT: for.next: ; preds = %for.body, %entry
  46. // CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 8, ptr %.loc21_33.1.temp), !dbg !8
  47. // CHECK:STDOUT: call void @"_CNext.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr %.loc21_33.1.temp, ptr %.loc21_32.1.temp, ptr %var), !dbg !8
  48. // CHECK:STDOUT: %Optional.HasValue.call = call i1 @_CHasValue.Optional.Core.b88d1103f417c6d4(ptr %.loc21_33.1.temp), !dbg !8
  49. // CHECK:STDOUT: br i1 %Optional.HasValue.call, label %for.body, label %for.done, !dbg !8
  50. // CHECK:STDOUT:
  51. // CHECK:STDOUT: for.body: ; preds = %for.next
  52. // CHECK:STDOUT: %Optional.Get.call = call i32 @_CGet.Optional.Core.b88d1103f417c6d4(ptr %.loc21_33.1.temp), !dbg !8
  53. // CHECK:STDOUT: call void @_CG.Main(), !dbg !10
  54. // CHECK:STDOUT: br label %for.next, !dbg !11
  55. // CHECK:STDOUT:
  56. // CHECK:STDOUT: for.done: ; preds = %for.next
  57. // CHECK:STDOUT: call void @_CH.Main(), !dbg !12
  58. // CHECK:STDOUT: ret void, !dbg !13
  59. // CHECK:STDOUT: }
  60. // CHECK:STDOUT:
  61. // CHECK:STDOUT: declare void @_CRange.Core(ptr sret({ i32, i32 }), i32)
  62. // CHECK:STDOUT:
  63. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
  64. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(i64 immarg, ptr captures(none)) #0
  65. // CHECK:STDOUT:
  66. // CHECK:STDOUT: define linkonce_odr i32 @"_CNewCursor.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr %self) !dbg !14 {
  67. // CHECK:STDOUT: %start = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 0, !dbg !16
  68. // CHECK:STDOUT: %1 = load i32, ptr %start, align 4, !dbg !16
  69. // CHECK:STDOUT: ret i32 %1, !dbg !17
  70. // CHECK:STDOUT: }
  71. // CHECK:STDOUT:
  72. // CHECK:STDOUT: define linkonce_odr void @"_CNext.IntRange.Core:Iterate.Core.be1e879c1ad406d8"(ptr sret({ i1, i32 }) %return, ptr %self, ptr %cursor) !dbg !18 {
  73. // CHECK:STDOUT: %1 = alloca i32, align 4, !dbg !19
  74. // CHECK:STDOUT: call void @llvm.lifetime.start.p0(i64 4, ptr %1), !dbg !19
  75. // CHECK:STDOUT: %2 = load i32, ptr %cursor, align 4, !dbg !20
  76. // CHECK:STDOUT: store i32 %2, ptr %1, align 4, !dbg !19
  77. // CHECK:STDOUT: %end = getelementptr inbounds nuw { i32, i32 }, ptr %self, i32 0, i32 1, !dbg !21
  78. // CHECK:STDOUT: %3 = load i32, ptr %end, align 4, !dbg !21
  79. // CHECK:STDOUT: %4 = load i32, ptr %1, align 4, !dbg !22
  80. // CHECK:STDOUT: %5 = icmp slt i32 %4, %3, !dbg !22
  81. // CHECK:STDOUT: br i1 %5, label %6, label %8, !dbg !23
  82. // CHECK:STDOUT:
  83. // CHECK:STDOUT: 6: ; preds = %0
  84. // CHECK:STDOUT: call void @"_COp.Int.Core:Inc.Core.be1e879c1ad406d8"(ptr %cursor), !dbg !24
  85. // CHECK:STDOUT: %7 = load i32, ptr %1, align 4, !dbg !25
  86. // CHECK:STDOUT: call void @_CSome.Optional.Core.b88d1103f417c6d4(ptr %return, i32 %7), !dbg !26
  87. // CHECK:STDOUT: ret void, !dbg !27
  88. // CHECK:STDOUT:
  89. // CHECK:STDOUT: 8: ; preds = %0
  90. // CHECK:STDOUT: call void @_CNone.Optional.Core.b88d1103f417c6d4(ptr %return), !dbg !28
  91. // CHECK:STDOUT: ret void, !dbg !29
  92. // CHECK:STDOUT: }
  93. // CHECK:STDOUT:
  94. // CHECK:STDOUT: define linkonce_odr i1 @_CHasValue.Optional.Core.b88d1103f417c6d4(ptr %self) !dbg !30 {
  95. // CHECK:STDOUT: %has_value = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 0, !dbg !32
  96. // CHECK:STDOUT: %1 = load i1, ptr %has_value, align 1, !dbg !32
  97. // CHECK:STDOUT: ret i1 %1, !dbg !33
  98. // CHECK:STDOUT: }
  99. // CHECK:STDOUT:
  100. // CHECK:STDOUT: define linkonce_odr i32 @_CGet.Optional.Core.b88d1103f417c6d4(ptr %self) !dbg !34 {
  101. // CHECK:STDOUT: %value = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 1, !dbg !35
  102. // CHECK:STDOUT: %1 = load i32, ptr %value, align 4, !dbg !35
  103. // CHECK:STDOUT: ret i32 %1, !dbg !36
  104. // CHECK:STDOUT: }
  105. // CHECK:STDOUT:
  106. // CHECK:STDOUT: declare void @_CInclusiveRange.Core(ptr sret({ i32, i32 }), i32, i32)
  107. // CHECK:STDOUT:
  108. // CHECK:STDOUT: define linkonce_odr void @"_COp.Int.Core:Inc.Core.be1e879c1ad406d8"(ptr %self) !dbg !37 {
  109. // CHECK:STDOUT: call void @"_COp:thunk.Int.Core:AddAssignWith.Core.abc639a111145970"(ptr %self, i32 1), !dbg !39
  110. // CHECK:STDOUT: ret void, !dbg !40
  111. // CHECK:STDOUT: }
  112. // CHECK:STDOUT:
  113. // CHECK:STDOUT: define linkonce_odr void @_CSome.Optional.Core.b88d1103f417c6d4(ptr sret({ i1, i32 }) %return, i32 %value) !dbg !41 {
  114. // CHECK:STDOUT: %has_value = getelementptr inbounds nuw { i1, i32 }, ptr %return, i32 0, i32 0, !dbg !42
  115. // CHECK:STDOUT: %value1 = getelementptr inbounds nuw { i1, i32 }, ptr %return, i32 0, i32 1, !dbg !42
  116. // CHECK:STDOUT: store i32 %value, ptr %value1, align 4, !dbg !42
  117. // CHECK:STDOUT: store i1 true, ptr %has_value, align 1, !dbg !42
  118. // CHECK:STDOUT: ret void, !dbg !43
  119. // CHECK:STDOUT: }
  120. // CHECK:STDOUT:
  121. // CHECK:STDOUT: define linkonce_odr void @_CNone.Optional.Core.b88d1103f417c6d4(ptr sret({ i1, i32 }) %return) !dbg !44 {
  122. // CHECK:STDOUT: %has_value = getelementptr inbounds nuw { i1, i32 }, ptr %return, i32 0, i32 0, !dbg !45
  123. // CHECK:STDOUT: store i1 false, ptr %has_value, align 1, !dbg !45
  124. // CHECK:STDOUT: ret void, !dbg !46
  125. // CHECK:STDOUT: }
  126. // CHECK:STDOUT:
  127. // CHECK:STDOUT: define linkonce_odr void @"_COp:thunk.Int.Core:AddAssignWith.Core.abc639a111145970"(ptr %self, i32 %other) !dbg !47 {
  128. // CHECK:STDOUT: %1 = call i32 @"_CConvert.8b3d5d6a6c17be04:ImplicitAs.Core.b88d1103f417c6d4"(i32 %other), !dbg !48
  129. // CHECK:STDOUT: %2 = load i32, ptr %self, align 4, !dbg !49
  130. // CHECK:STDOUT: %3 = add i32 %2, %1, !dbg !49
  131. // CHECK:STDOUT: store i32 %3, ptr %self, align 4, !dbg !49
  132. // CHECK:STDOUT: ret void, !dbg !49
  133. // CHECK:STDOUT: }
  134. // CHECK:STDOUT:
  135. // CHECK:STDOUT: define linkonce_odr i32 @"_CConvert.8b3d5d6a6c17be04:ImplicitAs.Core.b88d1103f417c6d4"(i32 %self) !dbg !50 {
  136. // CHECK:STDOUT: ret i32 %self, !dbg !52
  137. // CHECK:STDOUT: }
  138. // CHECK:STDOUT:
  139. // CHECK:STDOUT: ; uselistorder directives
  140. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 0, 3, 2, 1 }
  141. // CHECK:STDOUT:
  142. // CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
  143. // CHECK:STDOUT:
  144. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
  145. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
  146. // CHECK:STDOUT:
  147. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
  148. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
  149. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
  150. // CHECK:STDOUT: !3 = !DIFile(filename: "for.carbon", directory: "")
  151. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "For", linkageName: "_CFor.Main", scope: null, file: !3, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  152. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
  153. // CHECK:STDOUT: !6 = !{}
  154. // CHECK:STDOUT: !7 = !DILocation(line: 21, column: 18, scope: !4)
  155. // CHECK:STDOUT: !8 = !DILocation(line: 21, column: 7, scope: !4)
  156. // CHECK:STDOUT: !9 = !DILocation(line: 20, column: 3, scope: !4)
  157. // CHECK:STDOUT: !10 = !DILocation(line: 22, column: 5, scope: !4)
  158. // CHECK:STDOUT: !11 = !DILocation(line: 21, column: 3, scope: !4)
  159. // CHECK:STDOUT: !12 = !DILocation(line: 24, column: 3, scope: !4)
  160. // CHECK:STDOUT: !13 = !DILocation(line: 19, column: 1, scope: !4)
  161. // CHECK:STDOUT: !14 = distinct !DISubprogram(name: "NewCursor", linkageName: "_CNewCursor.IntRange.Core:Iterate.Core.be1e879c1ad406d8", scope: null, file: !15, line: 25, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  162. // CHECK:STDOUT: !15 = !DIFile(filename: "{{.*}}/range.carbon", directory: "")
  163. // CHECK:STDOUT: !16 = !DILocation(line: 25, column: 51, scope: !14)
  164. // CHECK:STDOUT: !17 = !DILocation(line: 25, column: 44, scope: !14)
  165. // CHECK:STDOUT: !18 = distinct !DISubprogram(name: "Next", linkageName: "_CNext.IntRange.Core:Iterate.Core.be1e879c1ad406d8", scope: null, file: !15, line: 26, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  166. // CHECK:STDOUT: !19 = !DILocation(line: 27, column: 7, scope: !18)
  167. // CHECK:STDOUT: !20 = !DILocation(line: 27, column: 27, scope: !18)
  168. // CHECK:STDOUT: !21 = !DILocation(line: 28, column: 19, scope: !18)
  169. // CHECK:STDOUT: !22 = !DILocation(line: 28, column: 11, scope: !18)
  170. // CHECK:STDOUT: !23 = !DILocation(line: 28, column: 10, scope: !18)
  171. // CHECK:STDOUT: !24 = !DILocation(line: 29, column: 9, scope: !18)
  172. // CHECK:STDOUT: !25 = !DILocation(line: 30, column: 38, scope: !18)
  173. // CHECK:STDOUT: !26 = !DILocation(line: 30, column: 16, scope: !18)
  174. // CHECK:STDOUT: !27 = !DILocation(line: 30, column: 9, scope: !18)
  175. // CHECK:STDOUT: !28 = !DILocation(line: 32, column: 16, scope: !18)
  176. // CHECK:STDOUT: !29 = !DILocation(line: 32, column: 9, scope: !18)
  177. // CHECK:STDOUT: !30 = distinct !DISubprogram(name: "HasValue", linkageName: "_CHasValue.Optional.Core.b88d1103f417c6d4", scope: null, file: !31, line: 29, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  178. // CHECK:STDOUT: !31 = !DIFile(filename: "{{.*}}/prelude/types/optional.carbon", directory: "")
  179. // CHECK:STDOUT: !32 = !DILocation(line: 29, column: 46, scope: !30)
  180. // CHECK:STDOUT: !33 = !DILocation(line: 29, column: 39, scope: !30)
  181. // CHECK:STDOUT: !34 = distinct !DISubprogram(name: "Get", linkageName: "_CGet.Optional.Core.b88d1103f417c6d4", scope: null, file: !31, line: 30, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  182. // CHECK:STDOUT: !35 = !DILocation(line: 30, column: 38, scope: !34)
  183. // CHECK:STDOUT: !36 = !DILocation(line: 30, column: 31, scope: !34)
  184. // CHECK:STDOUT: !37 = distinct !DISubprogram(name: "Op", linkageName: "_COp.Int.Core:Inc.Core.be1e879c1ad406d8", scope: null, file: !38, line: 332, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  185. // CHECK:STDOUT: !38 = !DIFile(filename: "{{.*}}/prelude/types/int.carbon", directory: "")
  186. // CHECK:STDOUT: !39 = !DILocation(line: 334, column: 5, scope: !37)
  187. // CHECK:STDOUT: !40 = !DILocation(line: 332, column: 3, scope: !37)
  188. // CHECK:STDOUT: !41 = distinct !DISubprogram(name: "Some", linkageName: "_CSome.Optional.Core.b88d1103f417c6d4", scope: null, file: !31, line: 25, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  189. // CHECK:STDOUT: !42 = !DILocation(line: 26, column: 12, scope: !41)
  190. // CHECK:STDOUT: !43 = !DILocation(line: 26, column: 5, scope: !41)
  191. // CHECK:STDOUT: !44 = distinct !DISubprogram(name: "None", linkageName: "_CNone.Optional.Core.b88d1103f417c6d4", scope: null, file: !31, line: 19, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  192. // CHECK:STDOUT: !45 = !DILocation(line: 21, column: 5, scope: !44)
  193. // CHECK:STDOUT: !46 = !DILocation(line: 22, column: 5, scope: !44)
  194. // CHECK:STDOUT: !47 = distinct !DISubprogram(name: "Op", linkageName: "_COp:thunk.Int.Core:AddAssignWith.Core.abc639a111145970", scope: null, file: !38, line: 268, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  195. // CHECK:STDOUT: !48 = !DILocation(line: 4294967295, scope: !47)
  196. // CHECK:STDOUT: !49 = !DILocation(line: 268, column: 3, scope: !47)
  197. // CHECK:STDOUT: !50 = distinct !DISubprogram(name: "Convert", linkageName: "_CConvert.8b3d5d6a6c17be04:ImplicitAs.Core.b88d1103f417c6d4", scope: null, file: !51, line: 18, type: !5, spFlags: DISPFlagDefinition, unit: !2)
  198. // CHECK:STDOUT: !51 = !DIFile(filename: "{{.*}}/prelude/operators/as.carbon", directory: "")
  199. // CHECK:STDOUT: !52 = !DILocation(line: 18, column: 38, scope: !50)