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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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operators
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overloaded.carbon

overloaded.carbon 9.0 KB
文件歷史 原始文件

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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/operators/overloaded.carbon
    10. 

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

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

  12. 

  13. class Number {
    14. 

  14.   var is_positive: bool;
    15. 

  15. }
    16. 

  16. 

  17. impl Number as Core.Negate where .Result = Number {
    18. 

  18.   fn Op[self: Number]() -> Number {
    19. 

  19.     return {.is_positive = not self.is_positive};
    20. 

  20.   }
    21. 

  21. }
    22. 

  22. impl Number as Core.MulWith(Number) where .Result = Number {
    23. 

  23.   fn Op[self: Number](other: Number) -> Number {
    24. 

  24.     return {.is_positive = (self.is_positive and other.is_positive) or
    25. 

  25.                             (not self.is_positive and not other.is_positive)};
    26. 

  26.   }
    27. 

  27. }
    28. 

  28. 

  29. fn Calculate(a: Number, b: Number) -> Number {
    30. 

  30.   return -a * b;
    31. 

  31. }
    32. 

  32. 

  33. // CHECK:STDOUT: ; ModuleID = 'overloaded.carbon'
    34. 

  34. // CHECK:STDOUT: source_filename = "overloaded.carbon"
    35. 

  35. // CHECK:STDOUT:
    36. 

  36. // CHECK:STDOUT: ; Function Attrs: nounwind
    37. 

  37. // CHECK:STDOUT: define void @"_COp.Number.Main:Negate.Core"(ptr sret({ i1 }) %return, ptr %self) #0 !dbg !4 {
    38. 

  38. // CHECK:STDOUT: entry:
    39. 

  39. // CHECK:STDOUT:   %.loc19_36.1.is_positive = getelementptr inbounds nuw { i1 }, ptr %self, i32 0, i32 0, !dbg !10
    40. 

  40. // CHECK:STDOUT:   %.loc19_36.2 = load i8, ptr %.loc19_36.1.is_positive, align 1, !dbg !10
    41. 

  41. // CHECK:STDOUT:   %.loc19_36.21 = trunc i8 %.loc19_36.2 to i1, !dbg !10
    42. 

  42. // CHECK:STDOUT:   %.loc19_28 = xor i1 %.loc19_36.21, true, !dbg !11
    43. 

  43. // CHECK:STDOUT:   %.loc19_48.2.is_positive = getelementptr inbounds nuw { i1 }, ptr %return, i32 0, i32 0, !dbg !12
    44. 

  44. // CHECK:STDOUT:   %.loc19_48.3 = zext i1 %.loc19_28 to i8, !dbg !12
    45. 

  45. // CHECK:STDOUT:   store i8 %.loc19_48.3, ptr %.loc19_48.2.is_positive, align 1, !dbg !12
    46. 

  46. // CHECK:STDOUT:   ret void, !dbg !13
    47. 

  47. // CHECK:STDOUT: }
    48. 

  48. // CHECK:STDOUT:
    49. 

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

  50. // CHECK:STDOUT: define void @"_COp.Number.Main:MulWith.44027391c5135f93.Core"(ptr sret({ i1 }) %return, ptr %self, ptr %other) #0 !dbg !14 {
    51. 

  51. // CHECK:STDOUT: entry:
    52. 

  52. // CHECK:STDOUT:   %.loc24_33.1.is_positive = getelementptr inbounds nuw { i1 }, ptr %self, i32 0, i32 0, !dbg !20
    53. 

  53. // CHECK:STDOUT:   %.loc24_33.2 = load i8, ptr %.loc24_33.1.is_positive, align 1, !dbg !20
    54. 

  54. // CHECK:STDOUT:   %.loc24_33.21 = trunc i8 %.loc24_33.2 to i1, !dbg !20
    55. 

  55. // CHECK:STDOUT:   br i1 %.loc24_33.21, label %and.rhs.loc24, label %and.result.loc24, !dbg !20
    56. 

  56. // CHECK:STDOUT:
    57. 

  57. // CHECK:STDOUT: and.rhs.loc24:                                    ; preds = %entry
    58. 

  58. // CHECK:STDOUT:   %.loc24_55.1.is_positive = getelementptr inbounds nuw { i1 }, ptr %other, i32 0, i32 0, !dbg !21
    59. 

  59. // CHECK:STDOUT:   %.loc24_55.2 = load i8, ptr %.loc24_55.1.is_positive, align 1, !dbg !21
    60. 

  60. // CHECK:STDOUT:   %.loc24_55.22 = trunc i8 %.loc24_55.2 to i1, !dbg !21
    61. 

  61. // CHECK:STDOUT:   br label %and.result.loc24, !dbg !20
    62. 

  62. // CHECK:STDOUT:
    63. 

  63. // CHECK:STDOUT: and.result.loc24:                                 ; preds = %and.rhs.loc24, %entry
    64. 

  64. // CHECK:STDOUT:   %0 = phi i1 [ false, %entry ], [ %.loc24_55.22, %and.rhs.loc24 ]
    65. 

  65. // CHECK:STDOUT:   %.loc24_69.1 = xor i1 %0, true, !dbg !22
    66. 

  66. // CHECK:STDOUT:   br i1 %.loc24_69.1, label %or.rhs, label %or.result, !dbg !22
    67. 

  67. // CHECK:STDOUT:
    68. 

  68. // CHECK:STDOUT: or.rhs:                                           ; preds = %and.result.loc24
    69. 

  69. // CHECK:STDOUT:   %.loc25_38.1.is_positive = getelementptr inbounds nuw { i1 }, ptr %self, i32 0, i32 0, !dbg !23
    70. 

  70. // CHECK:STDOUT:   %.loc25_38.2 = load i8, ptr %.loc25_38.1.is_positive, align 1, !dbg !23
    71. 

  71. // CHECK:STDOUT:   %.loc25_38.23 = trunc i8 %.loc25_38.2 to i1, !dbg !23
    72. 

  72. // CHECK:STDOUT:   %.loc25_30 = xor i1 %.loc25_38.23, true, !dbg !24
    73. 

  73. // CHECK:STDOUT:   br i1 %.loc25_30, label %and.rhs.loc25, label %and.result.loc25, !dbg !24
    74. 

  74. // CHECK:STDOUT:
    75. 

  75. // CHECK:STDOUT: and.rhs.loc25:                                    ; preds = %or.rhs
    76. 

  76. // CHECK:STDOUT:   %.loc25_64.1.is_positive = getelementptr inbounds nuw { i1 }, ptr %other, i32 0, i32 0, !dbg !25
    77. 

  77. // CHECK:STDOUT:   %.loc25_64.2 = load i8, ptr %.loc25_64.1.is_positive, align 1, !dbg !25
    78. 

  78. // CHECK:STDOUT:   %.loc25_64.24 = trunc i8 %.loc25_64.2 to i1, !dbg !25
    79. 

  79. // CHECK:STDOUT:   %.loc25_55 = xor i1 %.loc25_64.24, true, !dbg !26
    80. 

  80. // CHECK:STDOUT:   br label %and.result.loc25, !dbg !24
    81. 

  81. // CHECK:STDOUT:
    82. 

  82. // CHECK:STDOUT: and.result.loc25:                                 ; preds = %and.rhs.loc25, %or.rhs
    83. 

  83. // CHECK:STDOUT:   %1 = phi i1 [ false, %or.rhs ], [ %.loc25_55, %and.rhs.loc25 ]
    84. 

  84. // CHECK:STDOUT:   br label %or.result, !dbg !22
    85. 

  85. // CHECK:STDOUT:
    86. 

  86. // CHECK:STDOUT: or.result:                                        ; preds = %and.result.loc25, %and.result.loc24
    87. 

  87. // CHECK:STDOUT:   %2 = phi i1 [ true, %and.result.loc24 ], [ %1, %and.result.loc25 ]
    88. 

  88. // CHECK:STDOUT:   %.loc25_77.2.is_positive = getelementptr inbounds nuw { i1 }, ptr %return, i32 0, i32 0, !dbg !27
    89. 

  89. // CHECK:STDOUT:   %.loc25_77.3 = zext i1 %2 to i8, !dbg !27
    90. 

  90. // CHECK:STDOUT:   store i8 %.loc25_77.3, ptr %.loc25_77.2.is_positive, align 1, !dbg !27
    91. 

  91. // CHECK:STDOUT:   ret void, !dbg !28
    92. 

  92. // CHECK:STDOUT: }
    93. 

  93. // CHECK:STDOUT:
    94. 

  94. // CHECK:STDOUT: ; Function Attrs: nounwind
    95. 

  95. // CHECK:STDOUT: define void @_CCalculate.Main(ptr sret({ i1 }) %return, ptr %a, ptr %b) #0 !dbg !29 {
    96. 

  96. // CHECK:STDOUT: entry:
    97. 

  97. // CHECK:STDOUT:   %.loc30_10.1.temp = alloca { i1 }, align 8, !dbg !33
    98. 

  98. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc30_10.1.temp), !dbg !33
    99. 

  99. // CHECK:STDOUT:   call void @"_COp.Number.Main:Negate.Core"(ptr %.loc30_10.1.temp, ptr %a), !dbg !33
    100. 

  100. // CHECK:STDOUT:   call void @"_COp.Number.Main:MulWith.44027391c5135f93.Core"(ptr %return, ptr %.loc30_10.1.temp, ptr %b), !dbg !33
    101. 

  101. // CHECK:STDOUT:   ret void, !dbg !34
    102. 

  102. // CHECK:STDOUT: }
    103. 

  103. // CHECK:STDOUT:
    104. 

  104. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    105. 

  105. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #1
    106. 

  106. // CHECK:STDOUT:
    107. 

  107. // CHECK:STDOUT: attributes #0 = { nounwind }
    108. 

  108. // CHECK:STDOUT: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    109. 

  109. // CHECK:STDOUT:
    110. 

  110. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    111. 

  111. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    114. 

  114. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    115. 

  115. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    116. 

  116. // CHECK:STDOUT: !3 = !DIFile(filename: "overloaded.carbon", directory: "")
    117. 

  117. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "Op", linkageName: "_COp.Number.Main:Negate.Core", scope: null, file: !3, line: 18, type: !5, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !8)
    118. 

  118. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    119. 

  119. // CHECK:STDOUT: !6 = !{!7, !7}
    120. 

  120. // CHECK:STDOUT: !7 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 8)
    121. 

  121. // CHECK:STDOUT: !8 = !{!9}
    122. 

  122. // CHECK:STDOUT: !9 = !DILocalVariable(arg: 1, scope: !4, type: !7)
    123. 

  123. // CHECK:STDOUT: !10 = !DILocation(line: 19, column: 32, scope: !4)
    124. 

  124. // CHECK:STDOUT: !11 = !DILocation(line: 19, column: 28, scope: !4)
    125. 

  125. // CHECK:STDOUT: !12 = !DILocation(line: 19, column: 12, scope: !4)
    126. 

  126. // CHECK:STDOUT: !13 = !DILocation(line: 19, column: 5, scope: !4)
    127. 

  127. // CHECK:STDOUT: !14 = distinct !DISubprogram(name: "Op", linkageName: "_COp.Number.Main:MulWith.44027391c5135f93.Core", scope: null, file: !3, line: 23, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !17)
    128. 

  128. // CHECK:STDOUT: !15 = !DISubroutineType(types: !16)
    129. 

  129. // CHECK:STDOUT: !16 = !{!7, !7, !7}
    130. 

  130. // CHECK:STDOUT: !17 = !{!18, !19}
    131. 

  131. // CHECK:STDOUT: !18 = !DILocalVariable(arg: 1, scope: !14, type: !7)
    132. 

  132. // CHECK:STDOUT: !19 = !DILocalVariable(arg: 2, scope: !14, type: !7)
    133. 

  133. // CHECK:STDOUT: !20 = !DILocation(line: 24, column: 29, scope: !14)
    134. 

  134. // CHECK:STDOUT: !21 = !DILocation(line: 24, column: 50, scope: !14)
    135. 

  135. // CHECK:STDOUT: !22 = !DILocation(line: 24, column: 28, scope: !14)
    136. 

  136. // CHECK:STDOUT: !23 = !DILocation(line: 25, column: 34, scope: !14)
    137. 

  137. // CHECK:STDOUT: !24 = !DILocation(line: 25, column: 30, scope: !14)
    138. 

  138. // CHECK:STDOUT: !25 = !DILocation(line: 25, column: 59, scope: !14)
    139. 

  139. // CHECK:STDOUT: !26 = !DILocation(line: 25, column: 55, scope: !14)
    140. 

  140. // CHECK:STDOUT: !27 = !DILocation(line: 24, column: 12, scope: !14)
    141. 

  141. // CHECK:STDOUT: !28 = !DILocation(line: 24, column: 5, scope: !14)
    142. 

  142. // CHECK:STDOUT: !29 = distinct !DISubprogram(name: "Calculate", linkageName: "_CCalculate.Main", scope: null, file: !3, line: 29, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !30)
    143. 

  143. // CHECK:STDOUT: !30 = !{!31, !32}
    144. 

  144. // CHECK:STDOUT: !31 = !DILocalVariable(arg: 1, scope: !29, type: !7)
    145. 

  145. // CHECK:STDOUT: !32 = !DILocalVariable(arg: 2, scope: !29, type: !7)
    146. 

  146. // CHECK:STDOUT: !33 = !DILocation(line: 30, column: 10, scope: !29)
    147. 

  147. // CHECK:STDOUT: !34 = !DILocation(line: 30, column: 3, scope: !29)
    148.