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carbon-lang
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toolchain
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lower
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testdata
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array
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iterate.carbon

iterate.carbon 13 KB
История Исходник

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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/full.carbon
    6. 

  6. //
    7. 

  7. // AUTOUPDATE
    8. 

  8. // TIP: To test this file alone, run:
    9. 

  9. // TIP:   bazel test //toolchain/testing:file_test --test_arg=--file_tests=toolchain/lower/testdata/array/iterate.carbon
    10. 

  10. // TIP: To dump output, run:
    11. 

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/array/iterate.carbon
    12. 

  12. 

  13. fn G(n: i32);
    14. 

  14. 

  15. fn F() {
    16. 

  16.   let a: array(i32, 6) = (1, 2, 3, 4, 5, 6);
    17. 

  17.   for (n: i32 in a) {
    18. 

  18.     G(n);
    19. 

  19.   }
    20. 

  20. }
    21. 

  21. 

  22. // CHECK:STDOUT: ; ModuleID = 'iterate.carbon'
    23. 

  23. // CHECK:STDOUT: source_filename = "iterate.carbon"
    24. 

  24. // CHECK:STDOUT:
    25. 

  25. // CHECK:STDOUT: @array.loc16_43.22 = internal constant [6 x i32] [i32 1, i32 2, i32 3, i32 4, i32 5, i32 6]
    26. 

  26. // CHECK:STDOUT:
    27. 

  27. // CHECK:STDOUT: declare void @_CG.Main(i32)
    28. 

  28. // CHECK:STDOUT:
    29. 

  29. // CHECK:STDOUT: define void @_CF.Main() !dbg !4 {
    30. 

  30. // CHECK:STDOUT: entry:
    31. 

  31. // CHECK:STDOUT:   %.loc16_43.3.temp = alloca [6 x i32], align 4, !dbg !7
    32. 

  32. // CHECK:STDOUT:   %var = alloca i32, align 4, !dbg !8
    33. 

  33. // CHECK:STDOUT:   %.loc17_19.3.temp = alloca { i1, i32 }, align 8, !dbg !8
    34. 

  34. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc16_43.3.temp), !dbg !7
    35. 

  35. // CHECK:STDOUT:   %.loc16_43.4.array.index = getelementptr inbounds [6 x i32], ptr %.loc16_43.3.temp, i32 0, i64 0, !dbg !7
    36. 

  36. // CHECK:STDOUT:   %.loc16_43.7.array.index = getelementptr inbounds [6 x i32], ptr %.loc16_43.3.temp, i32 0, i64 1, !dbg !7
    37. 

  37. // CHECK:STDOUT:   %.loc16_43.10.array.index = getelementptr inbounds [6 x i32], ptr %.loc16_43.3.temp, i32 0, i64 2, !dbg !7
    38. 

  38. // CHECK:STDOUT:   %.loc16_43.13.array.index = getelementptr inbounds [6 x i32], ptr %.loc16_43.3.temp, i32 0, i64 3, !dbg !7
    39. 

  39. // CHECK:STDOUT:   %.loc16_43.16.array.index = getelementptr inbounds [6 x i32], ptr %.loc16_43.3.temp, i32 0, i64 4, !dbg !7
    40. 

  40. // CHECK:STDOUT:   %.loc16_43.19.array.index = getelementptr inbounds [6 x i32], ptr %.loc16_43.3.temp, i32 0, i64 5, !dbg !7
    41. 

  41. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %.loc16_43.3.temp, ptr align 4 @array.loc16_43.22, i64 24, i1 false), !dbg !7
    42. 

  42. // CHECK:STDOUT:   %array_type.as.Iterate.impl.NewCursor.call = call i32 @"_CNewCursor.1548f3c8b30c3f7d:Iterate.Core.c71fd8c166af9f17"(ptr %.loc16_43.3.temp), !dbg !8
    43. 

  43. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %var), !dbg !8
    44. 

  44. // CHECK:STDOUT:   store i32 %array_type.as.Iterate.impl.NewCursor.call, ptr %var, align 4, !dbg !8
    45. 

  45. // CHECK:STDOUT:   br label %for.next, !dbg !8
    46. 

  46. // CHECK:STDOUT:
    47. 

  47. // CHECK:STDOUT: for.next:                                         ; preds = %for.body, %entry
    48. 

  48. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc17_19.3.temp), !dbg !8
    49. 

  49. // CHECK:STDOUT:   call void @"_CNext.1548f3c8b30c3f7d:Iterate.Core.c71fd8c166af9f17"(ptr %.loc17_19.3.temp, ptr %.loc16_43.3.temp, ptr %var), !dbg !8
    50. 

  50. // CHECK:STDOUT:   %Optional.HasValue.call = call i1 @_CHasValue.Optional.Core.de631560529e9861(ptr %.loc17_19.3.temp), !dbg !8
    51. 

  51. // CHECK:STDOUT:   br i1 %Optional.HasValue.call, label %for.body, label %for.done, !dbg !8
    52. 

  52. // CHECK:STDOUT:
    53. 

  53. // CHECK:STDOUT: for.body:                                         ; preds = %for.next
    54. 

  54. // CHECK:STDOUT:   %Optional.Get.call = call i32 @_CGet.Optional.Core.de631560529e9861(ptr %.loc17_19.3.temp), !dbg !8
    55. 

  55. // CHECK:STDOUT:   call void @_CG.Main(i32 %Optional.Get.call), !dbg !9
    56. 

  56. // CHECK:STDOUT:   br label %for.next, !dbg !10
    57. 

  57. // CHECK:STDOUT:
    58. 

  58. // CHECK:STDOUT: for.done:                                         ; preds = %for.next
    59. 

  59. // CHECK:STDOUT:   ret void, !dbg !11
    60. 

  60. // CHECK:STDOUT: }
    61. 

  61. // CHECK:STDOUT:
    62. 

  62. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    63. 

  63. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #0
    64. 

  64. // CHECK:STDOUT:
    65. 

  65. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nounwind willreturn memory(argmem: readwrite)
    66. 

  66. // CHECK:STDOUT: declare void @llvm.memcpy.p0.p0.i64(ptr noalias writeonly captures(none), ptr noalias readonly captures(none), i64, i1 immarg) #1
    67. 

  67. // CHECK:STDOUT:
    68. 

  68. // CHECK:STDOUT: define linkonce_odr i32 @"_CNewCursor.1548f3c8b30c3f7d:Iterate.Core.c71fd8c166af9f17"(ptr %self) !dbg !12 {
    69. 

  69. // CHECK:STDOUT:   ret i32 0, !dbg !14
    70. 

  70. // CHECK:STDOUT: }
    71. 

  71. // CHECK:STDOUT:
    72. 

  72. // CHECK:STDOUT: define linkonce_odr void @"_CNext.1548f3c8b30c3f7d:Iterate.Core.c71fd8c166af9f17"(ptr sret({ i1, i32 }) %return, ptr %self, ptr %cursor) !dbg !15 {
    73. 

  73. // CHECK:STDOUT:   %1 = load i32, ptr %cursor, align 4, !dbg !16
    74. 

  74. // CHECK:STDOUT:   %2 = icmp slt i32 %1, 6, !dbg !16
    75. 

  75. // CHECK:STDOUT:   br i1 %2, label %3, label %7, !dbg !17
    76. 

  76. // CHECK:STDOUT:
    77. 

  77. // CHECK:STDOUT: 3:                                                ; preds = %0
    78. 

  78. // CHECK:STDOUT:   call void @"_COp.Int.Core:Inc.Core.be1e879c1ad406d8"(ptr %cursor), !dbg !18
    79. 

  79. // CHECK:STDOUT:   %4 = load i32, ptr %cursor, align 4, !dbg !19
    80. 

  80. // CHECK:STDOUT:   %5 = sub i32 %4, 1, !dbg !19
    81. 

  81. // CHECK:STDOUT:   %array.index = getelementptr inbounds [6 x i32], ptr %self, i32 0, i32 %5, !dbg !20
    82. 

  82. // CHECK:STDOUT:   %6 = load i32, ptr %array.index, align 4, !dbg !20
    83. 

  83. // CHECK:STDOUT:   call void @_CSome.Optional.Core.de631560529e9861(ptr %return, i32 %6), !dbg !21
    84. 

  84. // CHECK:STDOUT:   ret void, !dbg !22
    85. 

  85. // CHECK:STDOUT:
    86. 

  86. // CHECK:STDOUT: 7:                                                ; preds = %0
    87. 

  87. // CHECK:STDOUT:   call void @_CNone.Optional.Core.de631560529e9861(ptr %return), !dbg !23
    88. 

  88. // CHECK:STDOUT:   ret void, !dbg !24
    89. 

  89. // CHECK:STDOUT: }
    90. 

  90. // CHECK:STDOUT:
    91. 

  91. // CHECK:STDOUT: define linkonce_odr i1 @_CHasValue.Optional.Core.de631560529e9861(ptr %self) !dbg !25 {
    92. 

  92. // CHECK:STDOUT:   %has_value = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 0, !dbg !27
    93. 

  93. // CHECK:STDOUT:   %1 = load i8, ptr %has_value, align 1, !dbg !27
    94. 

  94. // CHECK:STDOUT:   %2 = trunc i8 %1 to i1, !dbg !27
    95. 

  95. // CHECK:STDOUT:   ret i1 %2, !dbg !28
    96. 

  96. // CHECK:STDOUT: }
    97. 

  97. // CHECK:STDOUT:
    98. 

  98. // CHECK:STDOUT: define linkonce_odr i32 @_CGet.Optional.Core.de631560529e9861(ptr %self) !dbg !29 {
    99. 

  99. // CHECK:STDOUT:   %value = getelementptr inbounds nuw { i1, i32 }, ptr %self, i32 0, i32 1, !dbg !30
    100. 

  100. // CHECK:STDOUT:   %1 = load i32, ptr %value, align 4, !dbg !30
    101. 

  101. // CHECK:STDOUT:   ret i32 %1, !dbg !31
    102. 

  102. // CHECK:STDOUT: }
    103. 

  103. // CHECK:STDOUT:
    104. 

  104. // CHECK:STDOUT: define linkonce_odr void @"_COp.Int.Core:Inc.Core.be1e879c1ad406d8"(ptr %self) !dbg !32 {
    105. 

  105. // CHECK:STDOUT:   call void @"_COp:thunk.Int.Core:AddAssignWith.Core.c0104337fd2f4b7f"(ptr %self, i32 1), !dbg !34
    106. 

  106. // CHECK:STDOUT:   ret void, !dbg !35
    107. 

  107. // CHECK:STDOUT: }
    108. 

  108. // CHECK:STDOUT:
    109. 

  109. // CHECK:STDOUT: define linkonce_odr void @_CSome.Optional.Core.de631560529e9861(ptr sret({ i1, i32 }) %return, i32 %value) !dbg !36 {
    110. 

  110. // CHECK:STDOUT:   %has_value = getelementptr inbounds nuw { i1, i32 }, ptr %return, i32 0, i32 0, !dbg !37
    111. 

  111. // CHECK:STDOUT:   %value1 = getelementptr inbounds nuw { i1, i32 }, ptr %return, i32 0, i32 1, !dbg !37
    112. 

  112. // CHECK:STDOUT:   store i32 %value, ptr %value1, align 4, !dbg !37
    113. 

  113. // CHECK:STDOUT:   store i8 1, ptr %has_value, align 1, !dbg !37
    114. 

  114. // CHECK:STDOUT:   ret void, !dbg !38
    115. 

  115. // CHECK:STDOUT: }
    116. 

  116. // CHECK:STDOUT:
    117. 

  117. // CHECK:STDOUT: define linkonce_odr void @_CNone.Optional.Core.de631560529e9861(ptr sret({ i1, i32 }) %return) !dbg !39 {
    118. 

  118. // CHECK:STDOUT:   %has_value = getelementptr inbounds nuw { i1, i32 }, ptr %return, i32 0, i32 0, !dbg !40
    119. 

  119. // CHECK:STDOUT:   store i8 0, ptr %has_value, align 1, !dbg !40
    120. 

  120. // CHECK:STDOUT:   ret void, !dbg !41
    121. 

  121. // CHECK:STDOUT: }
    122. 

  122. // CHECK:STDOUT:
    123. 

  123. // CHECK:STDOUT: define linkonce_odr void @"_COp:thunk.Int.Core:AddAssignWith.Core.c0104337fd2f4b7f"(ptr %self, i32 %other) !dbg !42 {
    124. 

  124. // CHECK:STDOUT:   %1 = call i32 @"_CConvert.bf1c9f3dcfbe0715:ImplicitAs.Core.b502b6d26692ae95"(i32 %other), !dbg !43
    125. 

  125. // CHECK:STDOUT:   %2 = load i32, ptr %self, align 4, !dbg !44
    126. 

  126. // CHECK:STDOUT:   %3 = add i32 %2, %1, !dbg !44
    127. 

  127. // CHECK:STDOUT:   store i32 %3, ptr %self, align 4, !dbg !44
    128. 

  128. // CHECK:STDOUT:   ret void, !dbg !44
    129. 

  129. // CHECK:STDOUT: }
    130. 

  130. // CHECK:STDOUT:
    131. 

  131. // CHECK:STDOUT: define linkonce_odr i32 @"_CConvert.bf1c9f3dcfbe0715:ImplicitAs.Core.b502b6d26692ae95"(i32 %self) !dbg !45 {
    132. 

  132. // CHECK:STDOUT:   ret i32 %self, !dbg !47
    133. 

  133. // CHECK:STDOUT: }
    134. 

  134. // CHECK:STDOUT:
    135. 

  135. // CHECK:STDOUT: ; uselistorder directives
    136. 

  136. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 2, 1, 0 }
    137. 

  137. // CHECK:STDOUT:
    138. 

  138. // CHECK:STDOUT: attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    139. 

  139. // CHECK:STDOUT: attributes #1 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    140. 

  140. // CHECK:STDOUT:
    141. 

  141. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    142. 

  142. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    143. 

  143. // CHECK:STDOUT:
    144. 

  144. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    145. 

  145. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    146. 

  146. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    147. 

  147. // CHECK:STDOUT: !3 = !DIFile(filename: "iterate.carbon", directory: "")
    148. 

  148. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main", scope: null, file: !3, line: 15, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    149. 

  149. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    150. 

  150. // CHECK:STDOUT: !6 = !{}
    151. 

  151. // CHECK:STDOUT: !7 = !DILocation(line: 16, column: 26, scope: !4)
    152. 

  152. // CHECK:STDOUT: !8 = !DILocation(line: 17, column: 7, scope: !4)
    153. 

  153. // CHECK:STDOUT: !9 = !DILocation(line: 18, column: 5, scope: !4)
    154. 

  154. // CHECK:STDOUT: !10 = !DILocation(line: 17, column: 3, scope: !4)
    155. 

  155. // CHECK:STDOUT: !11 = !DILocation(line: 15, column: 1, scope: !4)
    156. 

  156. // CHECK:STDOUT: !12 = distinct !DISubprogram(name: "NewCursor", linkageName: "_CNewCursor.1548f3c8b30c3f7d:Iterate.Core.c71fd8c166af9f17", scope: null, file: !13, line: 23, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    157. 

  157. // CHECK:STDOUT: !13 = !DIFile(filename: "{{.*}}/prelude/iterate.carbon", directory: "")
    158. 

  158. // CHECK:STDOUT: !14 = !DILocation(line: 23, column: 39, scope: !12)
    159. 

  159. // CHECK:STDOUT: !15 = distinct !DISubprogram(name: "Next", linkageName: "_CNext.1548f3c8b30c3f7d:Iterate.Core.c71fd8c166af9f17", scope: null, file: !13, line: 24, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    160. 

  160. // CHECK:STDOUT: !16 = !DILocation(line: 25, column: 9, scope: !15)
    161. 

  161. // CHECK:STDOUT: !17 = !DILocation(line: 25, column: 8, scope: !15)
    162. 

  162. // CHECK:STDOUT: !18 = !DILocation(line: 26, column: 7, scope: !15)
    163. 

  163. // CHECK:STDOUT: !19 = !DILocation(line: 27, column: 36, scope: !15)
    164. 

  164. // CHECK:STDOUT: !20 = !DILocation(line: 27, column: 31, scope: !15)
    165. 

  165. // CHECK:STDOUT: !21 = !DILocation(line: 27, column: 14, scope: !15)
    166. 

  166. // CHECK:STDOUT: !22 = !DILocation(line: 27, column: 7, scope: !15)
    167. 

  167. // CHECK:STDOUT: !23 = !DILocation(line: 29, column: 14, scope: !15)
    168. 

  168. // CHECK:STDOUT: !24 = !DILocation(line: 29, column: 7, scope: !15)
    169. 

  169. // CHECK:STDOUT: !25 = distinct !DISubprogram(name: "HasValue", linkageName: "_CHasValue.Optional.Core.de631560529e9861", scope: null, file: !26, line: 30, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    170. 

  170. // CHECK:STDOUT: !26 = !DIFile(filename: "{{.*}}/prelude/types/optional.carbon", directory: "")
    171. 

  171. // CHECK:STDOUT: !27 = !DILocation(line: 30, column: 46, scope: !25)
    172. 

  172. // CHECK:STDOUT: !28 = !DILocation(line: 30, column: 39, scope: !25)
    173. 

  173. // CHECK:STDOUT: !29 = distinct !DISubprogram(name: "Get", linkageName: "_CGet.Optional.Core.de631560529e9861", scope: null, file: !26, line: 31, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    174. 

  174. // CHECK:STDOUT: !30 = !DILocation(line: 31, column: 38, scope: !29)
    175. 

  175. // CHECK:STDOUT: !31 = !DILocation(line: 31, column: 31, scope: !29)
    176. 

  176. // CHECK:STDOUT: !32 = distinct !DISubprogram(name: "Op", linkageName: "_COp.Int.Core:Inc.Core.be1e879c1ad406d8", scope: null, file: !33, line: 339, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    177. 

  177. // CHECK:STDOUT: !33 = !DIFile(filename: "{{.*}}/prelude/types/int.carbon", directory: "")
    178. 

  178. // CHECK:STDOUT: !34 = !DILocation(line: 341, column: 5, scope: !32)
    179. 

  179. // CHECK:STDOUT: !35 = !DILocation(line: 339, column: 3, scope: !32)
    180. 

  180. // CHECK:STDOUT: !36 = distinct !DISubprogram(name: "Some", linkageName: "_CSome.Optional.Core.de631560529e9861", scope: null, file: !26, line: 26, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    181. 

  181. // CHECK:STDOUT: !37 = !DILocation(line: 27, column: 12, scope: !36)
    182. 

  182. // CHECK:STDOUT: !38 = !DILocation(line: 27, column: 5, scope: !36)
    183. 

  183. // CHECK:STDOUT: !39 = distinct !DISubprogram(name: "None", linkageName: "_CNone.Optional.Core.de631560529e9861", scope: null, file: !26, line: 20, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    184. 

  184. // CHECK:STDOUT: !40 = !DILocation(line: 22, column: 5, scope: !39)
    185. 

  185. // CHECK:STDOUT: !41 = !DILocation(line: 23, column: 5, scope: !39)
    186. 

  186. // CHECK:STDOUT: !42 = distinct !DISubprogram(name: "Op", linkageName: "_COp:thunk.Int.Core:AddAssignWith.Core.c0104337fd2f4b7f", scope: null, file: !33, line: 275, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    187. 

  187. // CHECK:STDOUT: !43 = !DILocation(line: 4294967295, scope: !42)
    188. 

  188. // CHECK:STDOUT: !44 = !DILocation(line: 275, column: 3, scope: !42)
    189. 

  189. // CHECK:STDOUT: !45 = distinct !DISubprogram(name: "Convert", linkageName: "_CConvert.bf1c9f3dcfbe0715:ImplicitAs.Core.b502b6d26692ae95", scope: null, file: !46, line: 24, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    190. 

  190. // CHECK:STDOUT: !46 = !DIFile(filename: "{{.*}}/prelude/operators/as.carbon", directory: "")
    191. 

  191. // CHECK:STDOUT: !47 = !DILocation(line: 24, column: 38, scope: !45)
    192.