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tomteb
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carbon-lang
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Koks: 9c9f5cb52c
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carbon-lang
/
toolchain
/
lower
/
testdata
/
tuple
/
access
/
element_access.carbon

element_access.carbon 6.6 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. //
    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/tuple/access/element_access.carbon
    10. 

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

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/tuple/access/element_access.carbon
    12. 

  12. 

  13. fn Run() -> i32 {
    14. 

  14.   var a: (i32, i32, i32) = (0, 1, 2);
    15. 

  15.   var _: i32 = a.0;
    16. 

  16.   var _: i32 = a.2;
    17. 

  17.   return 0;
    18. 

  18. }
    19. 

  19. 

  20. // CHECK:STDOUT: ; ModuleID = 'element_access.carbon'
    21. 

  21. // CHECK:STDOUT: source_filename = "element_access.carbon"
    22. 

  22. // CHECK:STDOUT:
    23. 

  23. // CHECK:STDOUT: @tuple.d9f.loc14_3 = internal constant { i32, i32, i32 } { i32 0, i32 1, i32 2 }
    24. 

  24. // CHECK:STDOUT:
    25. 

  25. // CHECK:STDOUT: ; Function Attrs: nounwind
    26. 

  26. // CHECK:STDOUT: define i32 @main() #0 !dbg !4 {
    27. 

  27. // CHECK:STDOUT: entry:
    28. 

  28. // CHECK:STDOUT:   %a.var = alloca { i32, i32, i32 }, align 8, !dbg !8
    29. 

  29. // CHECK:STDOUT:   %_.var.loc15 = alloca i32, align 4, !dbg !9
    30. 

  30. // CHECK:STDOUT:   %_.var.loc16 = alloca i32, align 4, !dbg !10
    31. 

  31. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %a.var), !dbg !8
    32. 

  32. // CHECK:STDOUT:   %tuple.elem0.loc14.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %a.var, i32 0, i32 0, !dbg !11
    33. 

  33. // CHECK:STDOUT:   %tuple.elem1.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %a.var, i32 0, i32 1, !dbg !11
    34. 

  34. // CHECK:STDOUT:   %tuple.elem2.loc14.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %a.var, i32 0, i32 2, !dbg !11
    35. 

  35. // CHECK:STDOUT:   call void @llvm.memcpy.p0.p0.i64(ptr align 4 %a.var, ptr align 4 @tuple.d9f.loc14_3, i64 12, i1 false), !dbg !8
    36. 

  36. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %_.var.loc15), !dbg !9
    37. 

  37. // CHECK:STDOUT:   %tuple.elem0.loc15.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %a.var, i32 0, i32 0, !dbg !12
    38. 

  38. // CHECK:STDOUT:   %.loc15 = load i32, ptr %tuple.elem0.loc15.tuple.elem, align 4, !dbg !12
    39. 

  39. // CHECK:STDOUT:   store i32 %.loc15, ptr %_.var.loc15, align 4, !dbg !9
    40. 

  40. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %_.var.loc16), !dbg !10
    41. 

  41. // CHECK:STDOUT:   %tuple.elem2.loc16.tuple.elem = getelementptr inbounds nuw { i32, i32, i32 }, ptr %a.var, i32 0, i32 2, !dbg !13
    42. 

  42. // CHECK:STDOUT:   %.loc16 = load i32, ptr %tuple.elem2.loc16.tuple.elem, align 4, !dbg !13
    43. 

  43. // CHECK:STDOUT:   store i32 %.loc16, ptr %_.var.loc16, align 4, !dbg !10
    44. 

  44. // CHECK:STDOUT:   call void @"_COp.7e389eab4a7e5487:core.Destroy.Core"(ptr %_.var.loc16), !dbg !10
    45. 

  45. // CHECK:STDOUT:   call void @"_COp.7e389eab4a7e5487:core.Destroy.Core"(ptr %_.var.loc15), !dbg !9
    46. 

  46. // CHECK:STDOUT:   call void @"_COp.819e9e1e390140e8:core.Destroy.Core"(ptr %a.var), !dbg !8
    47. 

  47. // CHECK:STDOUT:   ret i32 0, !dbg !14
    48. 

  48. // CHECK:STDOUT: }
    49. 

  49. // CHECK:STDOUT:
    50. 

  50. // CHECK:STDOUT: ; Function Attrs: nounwind
    51. 

  51. // CHECK:STDOUT: define weak_odr void @"_COp.7e389eab4a7e5487:core.Destroy.Core"(ptr %self) #0 !dbg !15 {
    52. 

  52. // CHECK:STDOUT: entry:
    53. 

  53. // CHECK:STDOUT:   ret void, !dbg !20
    54. 

  54. // CHECK:STDOUT: }
    55. 

  55. // CHECK:STDOUT:
    56. 

  56. // CHECK:STDOUT: ; Function Attrs: nounwind
    57. 

  57. // CHECK:STDOUT: define weak_odr void @"_COp.819e9e1e390140e8:core.Destroy.Core"(ptr %self) #0 !dbg !21 {
    58. 

  58. // CHECK:STDOUT: entry:
    59. 

  59. // CHECK:STDOUT:   ret void, !dbg !27
    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)) #1
    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) #2
    67. 

  67. // CHECK:STDOUT:
    68. 

  68. // CHECK:STDOUT: ; uselistorder directives
    69. 

  69. // CHECK:STDOUT: uselistorder ptr @"_COp.7e389eab4a7e5487:core.Destroy.Core", { 1, 0 }
    70. 

  70. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 2, 1, 0 }
    71. 

  71. // CHECK:STDOUT:
    72. 

  72. // CHECK:STDOUT: attributes #0 = { nounwind }
    73. 

  73. // CHECK:STDOUT: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    74. 

  74. // CHECK:STDOUT: attributes #2 = { nocallback nofree nounwind willreturn memory(argmem: readwrite) }
    75. 

  75. // CHECK:STDOUT:
    76. 

  76. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    77. 

  77. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    78. 

  78. // CHECK:STDOUT:
    79. 

  79. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    80. 

  80. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    81. 

  81. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    82. 

  82. // CHECK:STDOUT: !3 = !DIFile(filename: "element_access.carbon", directory: "")
    83. 

  83. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "Run", linkageName: "main", scope: null, file: !3, line: 13, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    84. 

  84. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    85. 

  85. // CHECK:STDOUT: !6 = !{!7}
    86. 

  86. // CHECK:STDOUT: !7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
    87. 

  87. // CHECK:STDOUT: !8 = !DILocation(line: 14, column: 3, scope: !4)
    88. 

  88. // CHECK:STDOUT: !9 = !DILocation(line: 15, column: 3, scope: !4)
    89. 

  89. // CHECK:STDOUT: !10 = !DILocation(line: 16, column: 3, scope: !4)
    90. 

  90. // CHECK:STDOUT: !11 = !DILocation(line: 14, column: 28, scope: !4)
    91. 

  91. // CHECK:STDOUT: !12 = !DILocation(line: 15, column: 16, scope: !4)
    92. 

  92. // CHECK:STDOUT: !13 = !DILocation(line: 16, column: 16, scope: !4)
    93. 

  93. // CHECK:STDOUT: !14 = !DILocation(line: 17, column: 3, scope: !4)
    94. 

  94. // CHECK:STDOUT: !15 = distinct !DISubprogram(name: "Op", linkageName: "_COp.7e389eab4a7e5487:core.Destroy.Core", scope: null, file: !3, line: 16, type: !16, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
    95. 

  95. // CHECK:STDOUT: !16 = !DISubroutineType(types: !17)
    96. 

  96. // CHECK:STDOUT: !17 = !{null, !7}
    97. 

  97. // CHECK:STDOUT: !18 = !{!19}
    98. 

  98. // CHECK:STDOUT: !19 = !DILocalVariable(arg: 1, scope: !15, type: !7)
    99. 

  99. // CHECK:STDOUT: !20 = !DILocation(line: 16, column: 3, scope: !15)
    100. 

  100. // CHECK:STDOUT: !21 = distinct !DISubprogram(name: "Op", linkageName: "_COp.819e9e1e390140e8:core.Destroy.Core", scope: null, file: !3, line: 14, type: !22, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !25)
    101. 

  101. // CHECK:STDOUT: !22 = !DISubroutineType(types: !23)
    102. 

  102. // CHECK:STDOUT: !23 = !{null, !24}
    103. 

  103. // CHECK:STDOUT: !24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
    104. 

  104. // CHECK:STDOUT: !25 = !{!26}
    105. 

  105. // CHECK:STDOUT: !26 = !DILocalVariable(arg: 1, scope: !21, type: !24)
    106. 

  106. // CHECK:STDOUT: !27 = !DILocation(line: 14, column: 3, scope: !21)
    107.