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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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function
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generic
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call_deref_ptr.carbon

call_deref_ptr.carbon 12 KB
文件历史 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/primitives.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/function/generic/call_deref_ptr.carbon
    10. 

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

  11. // TIP:   bazel run //toolchain/testing:file_test -- --dump_output --file_tests=toolchain/lower/testdata/function/generic/call_deref_ptr.carbon
    12. 

  12. 

  13. // Builds on call_basic.carbon and call_impl_function.carbon.
    14. 

  14. // Test that when equivalence is found for the specific fingerprint, we don't
    15. 

  15. // conclude "equivalent" for all the call graph. This is to account for
    16. 

  16. // switching to a work-queue from recursion.
    17. 

  17. 

  18. fn A[U:! Core.Copy](x: U) -> U {
    19. 

  19.   return x;
    20. 

  20. }
    21. 

  21. 

  22. fn D[U:! Core.Copy](x: U) -> U {
    23. 

  23.   return x;
    24. 

  24. }
    25. 

  25. 

  26. fn B[U:! Core.Copy & Core.Destroy](x: U*) {
    27. 

  27.   D(*x);
    28. 

  28. }
    29. 

  29. 

  30. fn F[T:! Core.Copy & Core.Destroy](x: T*) {
    31. 

  31.   A(i32);
    32. 

  32.   B(x);
    33. 

  33. }
    34. 

  34. 

  35. fn M() {
    36. 

  36.   var ptr_i32 : i32*;
    37. 

  37.   var ptr_f64 : f64*;
    38. 

  38. 

  39.   F(ptr_i32);
    40. 

  40.   F(ptr_f64);
    41. 

  41. }
    42. 

  42. 

  43. // CHECK:STDOUT: ; ModuleID = 'call_deref_ptr.carbon'
    44. 

  44. // CHECK:STDOUT: source_filename = "call_deref_ptr.carbon"
    45. 

  45. // CHECK:STDOUT:
    46. 

  46. // CHECK:STDOUT: %type = type {}
    47. 

  47. // CHECK:STDOUT:
    48. 

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

  49. // CHECK:STDOUT: define void @_CM.Main() #0 !dbg !4 {
    50. 

  50. // CHECK:STDOUT: entry:
    51. 

  51. // CHECK:STDOUT:   %ptr_i32.var = alloca ptr, align 8, !dbg !7
    52. 

  52. // CHECK:STDOUT:   %ptr_f64.var = alloca ptr, align 8, !dbg !8
    53. 

  53. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %ptr_i32.var), !dbg !7
    54. 

  54. // CHECK:STDOUT:   store ptr poison, ptr %ptr_i32.var, align 8, !dbg !7
    55. 

  55. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %ptr_f64.var), !dbg !8
    56. 

  56. // CHECK:STDOUT:   store ptr poison, ptr %ptr_f64.var, align 8, !dbg !8
    57. 

  57. // CHECK:STDOUT:   %.loc39_5 = load ptr, ptr %ptr_i32.var, align 8, !dbg !9
    58. 

  58. // CHECK:STDOUT:   call void @_CF.Main.bfb441135f07cbe1(ptr %.loc39_5), !dbg !10
    59. 

  59. // CHECK:STDOUT:   %.loc40_5 = load ptr, ptr %ptr_f64.var, align 8, !dbg !11
    60. 

  60. // CHECK:STDOUT:   call void @_CF.Main.29cf1dfeccef7249(ptr %.loc40_5), !dbg !12
    61. 

  61. // CHECK:STDOUT:   ret void, !dbg !13
    62. 

  62. // CHECK:STDOUT: }
    63. 

  63. // CHECK:STDOUT:
    64. 

  64. // CHECK:STDOUT: ; Function Attrs: nounwind
    65. 

  65. // CHECK:STDOUT: define weak_odr void @"_COp.7e389eab4a7e5487:core.Destroy.Core"(ptr %self) #0 !dbg !14 {
    66. 

  66. // CHECK:STDOUT: entry:
    67. 

  67. // CHECK:STDOUT:   ret void, !dbg !20
    68. 

  68. // CHECK:STDOUT: }
    69. 

  69. // CHECK:STDOUT:
    70. 

  70. // CHECK:STDOUT: ; Function Attrs: nounwind
    71. 

  71. // CHECK:STDOUT: define weak_odr void @"_COp.98006a366c2ffd6c:core.Destroy.Core"(ptr %self) #0 !dbg !21 {
    72. 

  72. // CHECK:STDOUT: entry:
    73. 

  73. // CHECK:STDOUT:   ret void, !dbg !27
    74. 

  74. // CHECK:STDOUT: }
    75. 

  75. // CHECK:STDOUT:
    76. 

  76. // CHECK:STDOUT: ; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
    77. 

  77. // CHECK:STDOUT: declare void @llvm.lifetime.start.p0(ptr captures(none)) #1
    78. 

  78. // CHECK:STDOUT:
    79. 

  79. // CHECK:STDOUT: ; Function Attrs: nounwind
    80. 

  80. // CHECK:STDOUT: define linkonce_odr void @_CF.Main.bfb441135f07cbe1(ptr %x) #0 !dbg !28 {
    81. 

  81. // CHECK:STDOUT: entry:
    82. 

  82. // CHECK:STDOUT:   %A.call = call %type @_CA.Main.582d60b54baf6b63(%type zeroinitializer), !dbg !31
    83. 

  83. // CHECK:STDOUT:   call void @_CB.Main.bfb441135f07cbe1(ptr %x), !dbg !32
    84. 

  84. // CHECK:STDOUT:   ret void, !dbg !33
    85. 

  85. // CHECK:STDOUT: }
    86. 

  86. // CHECK:STDOUT:
    87. 

  87. // CHECK:STDOUT: ; Function Attrs: nounwind
    88. 

  88. // CHECK:STDOUT: define linkonce_odr void @_CF.Main.29cf1dfeccef7249(ptr %x) #0 !dbg !34 {
    89. 

  89. // CHECK:STDOUT: entry:
    90. 

  90. // CHECK:STDOUT:   %A.call = call %type @_CA.Main.582d60b54baf6b63(%type zeroinitializer), !dbg !37
    91. 

  91. // CHECK:STDOUT:   call void @_CB.Main.29cf1dfeccef7249(ptr %x), !dbg !38
    92. 

  92. // CHECK:STDOUT:   ret void, !dbg !39
    93. 

  93. // CHECK:STDOUT: }
    94. 

  94. // CHECK:STDOUT:
    95. 

  95. // CHECK:STDOUT: ; Function Attrs: nounwind
    96. 

  96. // CHECK:STDOUT: define linkonce_odr %type @_CA.Main.582d60b54baf6b63(%type %x) #0 !dbg !40 {
    97. 

  97. // CHECK:STDOUT: entry:
    98. 

  98. // CHECK:STDOUT:   ret %type %x, !dbg !45
    99. 

  99. // CHECK:STDOUT: }
    100. 

  100. // CHECK:STDOUT:
    101. 

  101. // CHECK:STDOUT: ; Function Attrs: nounwind
    102. 

  102. // CHECK:STDOUT: define linkonce_odr void @_CB.Main.bfb441135f07cbe1(ptr %x) #0 !dbg !46 {
    103. 

  103. // CHECK:STDOUT: entry:
    104. 

  104. // CHECK:STDOUT:   %.loc27_7.2.temp = alloca i32, align 4, !dbg !49
    105. 

  105. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc27_7.2.temp), !dbg !49
    106. 

  106. // CHECK:STDOUT:   %.loc27_5.2 = load i32, ptr %x, align 4, !dbg !50
    107. 

  107. // CHECK:STDOUT:   %D.call = call i32 @_CD.Main.64ccbb8e5d9a0b8e(i32 %.loc27_5.2), !dbg !49
    108. 

  108. // CHECK:STDOUT:   store i32 %D.call, ptr %.loc27_7.2.temp, align 4, !dbg !49
    109. 

  109. // CHECK:STDOUT:   call void @"_COp.7e389eab4a7e5487:core.Destroy.Core"(ptr %.loc27_7.2.temp), !dbg !49
    110. 

  110. // CHECK:STDOUT:   ret void, !dbg !51
    111. 

  111. // CHECK:STDOUT: }
    112. 

  112. // CHECK:STDOUT:
    113. 

  113. // CHECK:STDOUT: ; Function Attrs: nounwind
    114. 

  114. // CHECK:STDOUT: define linkonce_odr void @_CB.Main.29cf1dfeccef7249(ptr %x) #0 !dbg !52 {
    115. 

  115. // CHECK:STDOUT: entry:
    116. 

  116. // CHECK:STDOUT:   %.loc27_7.2.temp = alloca double, align 8, !dbg !55
    117. 

  117. // CHECK:STDOUT:   call void @llvm.lifetime.start.p0(ptr %.loc27_7.2.temp), !dbg !55
    118. 

  118. // CHECK:STDOUT:   %.loc27_5.2 = load double, ptr %x, align 8, !dbg !56
    119. 

  119. // CHECK:STDOUT:   %D.call = call double @_CD.Main.de5b400758c39a65(double %.loc27_5.2), !dbg !55
    120. 

  120. // CHECK:STDOUT:   store double %D.call, ptr %.loc27_7.2.temp, align 8, !dbg !55
    121. 

  121. // CHECK:STDOUT:   call void @"_COp.98006a366c2ffd6c:core.Destroy.Core"(ptr %.loc27_7.2.temp), !dbg !55
    122. 

  122. // CHECK:STDOUT:   ret void, !dbg !57
    123. 

  123. // CHECK:STDOUT: }
    124. 

  124. // CHECK:STDOUT:
    125. 

  125. // CHECK:STDOUT: ; Function Attrs: nounwind
    126. 

  126. // CHECK:STDOUT: define linkonce_odr i32 @_CD.Main.64ccbb8e5d9a0b8e(i32 %x) #0 !dbg !58 {
    127. 

  127. // CHECK:STDOUT: entry:
    128. 

  128. // CHECK:STDOUT:   ret i32 %x, !dbg !63
    129. 

  129. // CHECK:STDOUT: }
    130. 

  130. // CHECK:STDOUT:
    131. 

  131. // CHECK:STDOUT: ; Function Attrs: nounwind
    132. 

  132. // CHECK:STDOUT: define linkonce_odr double @_CD.Main.de5b400758c39a65(double %x) #0 !dbg !64 {
    133. 

  133. // CHECK:STDOUT: entry:
    134. 

  134. // CHECK:STDOUT:   ret double %x, !dbg !67
    135. 

  135. // CHECK:STDOUT: }
    136. 

  136. // CHECK:STDOUT:
    137. 

  137. // CHECK:STDOUT: ; uselistorder directives
    138. 

  138. // CHECK:STDOUT: uselistorder ptr @llvm.lifetime.start.p0, { 0, 1, 3, 2 }
    139. 

  139. // CHECK:STDOUT: uselistorder ptr @_CA.Main.582d60b54baf6b63, { 1, 0 }
    140. 

  140. // CHECK:STDOUT:
    141. 

  141. // CHECK:STDOUT: attributes #0 = { nounwind }
    142. 

  142. // CHECK:STDOUT: attributes #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
    143. 

  143. // CHECK:STDOUT:
    144. 

  144. // CHECK:STDOUT: !llvm.module.flags = !{!0, !1}
    145. 

  145. // CHECK:STDOUT: !llvm.dbg.cu = !{!2}
    146. 

  146. // CHECK:STDOUT:
    147. 

  147. // CHECK:STDOUT: !0 = !{i32 7, !"Dwarf Version", i32 5}
    148. 

  148. // CHECK:STDOUT: !1 = !{i32 2, !"Debug Info Version", i32 3}
    149. 

  149. // CHECK:STDOUT: !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "carbon", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug)
    150. 

  150. // CHECK:STDOUT: !3 = !DIFile(filename: "call_deref_ptr.carbon", directory: "")
    151. 

  151. // CHECK:STDOUT: !4 = distinct !DISubprogram(name: "M", linkageName: "_CM.Main", scope: null, file: !3, line: 35, type: !5, spFlags: DISPFlagDefinition, unit: !2)
    152. 

  152. // CHECK:STDOUT: !5 = !DISubroutineType(types: !6)
    153. 

  153. // CHECK:STDOUT: !6 = !{null}
    154. 

  154. // CHECK:STDOUT: !7 = !DILocation(line: 36, column: 3, scope: !4)
    155. 

  155. // CHECK:STDOUT: !8 = !DILocation(line: 37, column: 3, scope: !4)
    156. 

  156. // CHECK:STDOUT: !9 = !DILocation(line: 39, column: 5, scope: !4)
    157. 

  157. // CHECK:STDOUT: !10 = !DILocation(line: 39, column: 3, scope: !4)
    158. 

  158. // CHECK:STDOUT: !11 = !DILocation(line: 40, column: 5, scope: !4)
    159. 

  159. // CHECK:STDOUT: !12 = !DILocation(line: 40, column: 3, scope: !4)
    160. 

  160. // CHECK:STDOUT: !13 = !DILocation(line: 35, column: 1, scope: !4)
    161. 

  161. // CHECK:STDOUT: !14 = distinct !DISubprogram(name: "Op", linkageName: "_COp.7e389eab4a7e5487:core.Destroy.Core", scope: null, file: !3, line: 39, type: !15, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !18)
    162. 

  162. // CHECK:STDOUT: !15 = !DISubroutineType(types: !16)
    163. 

  163. // CHECK:STDOUT: !16 = !{null, !17}
    164. 

  164. // CHECK:STDOUT: !17 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
    165. 

  165. // CHECK:STDOUT: !18 = !{!19}
    166. 

  166. // CHECK:STDOUT: !19 = !DILocalVariable(arg: 1, scope: !14, type: !17)
    167. 

  167. // CHECK:STDOUT: !20 = !DILocation(line: 39, column: 3, scope: !14)
    168. 

  168. // CHECK:STDOUT: !21 = distinct !DISubprogram(name: "Op", linkageName: "_COp.98006a366c2ffd6c:core.Destroy.Core", scope: null, file: !3, line: 40, type: !22, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !25)
    169. 

  169. // CHECK:STDOUT: !22 = !DISubroutineType(types: !23)
    170. 

  170. // CHECK:STDOUT: !23 = !{null, !24}
    171. 

  171. // CHECK:STDOUT: !24 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
    172. 

  172. // CHECK:STDOUT: !25 = !{!26}
    173. 

  173. // CHECK:STDOUT: !26 = !DILocalVariable(arg: 1, scope: !21, type: !24)
    174. 

  174. // CHECK:STDOUT: !27 = !DILocation(line: 40, column: 3, scope: !21)
    175. 

  175. // CHECK:STDOUT: !28 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.bfb441135f07cbe1", scope: null, file: !3, line: 30, type: !22, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !29)
    176. 

  176. // CHECK:STDOUT: !29 = !{!30}
    177. 

  177. // CHECK:STDOUT: !30 = !DILocalVariable(arg: 1, scope: !28, type: !24)
    178. 

  178. // CHECK:STDOUT: !31 = !DILocation(line: 31, column: 3, scope: !28)
    179. 

  179. // CHECK:STDOUT: !32 = !DILocation(line: 32, column: 3, scope: !28)
    180. 

  180. // CHECK:STDOUT: !33 = !DILocation(line: 30, column: 1, scope: !28)
    181. 

  181. // CHECK:STDOUT: !34 = distinct !DISubprogram(name: "F", linkageName: "_CF.Main.29cf1dfeccef7249", scope: null, file: !3, line: 30, type: !22, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !35)
    182. 

  182. // CHECK:STDOUT: !35 = !{!36}
    183. 

  183. // CHECK:STDOUT: !36 = !DILocalVariable(arg: 1, scope: !34, type: !24)
    184. 

  184. // CHECK:STDOUT: !37 = !DILocation(line: 31, column: 3, scope: !34)
    185. 

  185. // CHECK:STDOUT: !38 = !DILocation(line: 32, column: 3, scope: !34)
    186. 

  186. // CHECK:STDOUT: !39 = !DILocation(line: 30, column: 1, scope: !34)
    187. 

  187. // CHECK:STDOUT: !40 = distinct !DISubprogram(name: "A", linkageName: "_CA.Main.582d60b54baf6b63", scope: null, file: !3, line: 18, type: !41, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !43)
    188. 

  188. // CHECK:STDOUT: !41 = !DISubroutineType(types: !42)
    189. 

  189. // CHECK:STDOUT: !42 = !{!24, !24}
    190. 

  190. // CHECK:STDOUT: !43 = !{!44}
    191. 

  191. // CHECK:STDOUT: !44 = !DILocalVariable(arg: 1, scope: !40, type: !24)
    192. 

  192. // CHECK:STDOUT: !45 = !DILocation(line: 19, column: 3, scope: !40)
    193. 

  193. // CHECK:STDOUT: !46 = distinct !DISubprogram(name: "B", linkageName: "_CB.Main.bfb441135f07cbe1", scope: null, file: !3, line: 26, type: !22, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !47)
    194. 

  194. // CHECK:STDOUT: !47 = !{!48}
    195. 

  195. // CHECK:STDOUT: !48 = !DILocalVariable(arg: 1, scope: !46, type: !24)
    196. 

  196. // CHECK:STDOUT: !49 = !DILocation(line: 27, column: 3, scope: !46)
    197. 

  197. // CHECK:STDOUT: !50 = !DILocation(line: 27, column: 5, scope: !46)
    198. 

  198. // CHECK:STDOUT: !51 = !DILocation(line: 26, column: 1, scope: !46)
    199. 

  199. // CHECK:STDOUT: !52 = distinct !DISubprogram(name: "B", linkageName: "_CB.Main.29cf1dfeccef7249", scope: null, file: !3, line: 26, type: !22, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !53)
    200. 

  200. // CHECK:STDOUT: !53 = !{!54}
    201. 

  201. // CHECK:STDOUT: !54 = !DILocalVariable(arg: 1, scope: !52, type: !24)
    202. 

  202. // CHECK:STDOUT: !55 = !DILocation(line: 27, column: 3, scope: !52)
    203. 

  203. // CHECK:STDOUT: !56 = !DILocation(line: 27, column: 5, scope: !52)
    204. 

  204. // CHECK:STDOUT: !57 = !DILocation(line: 26, column: 1, scope: !52)
    205. 

  205. // CHECK:STDOUT: !58 = distinct !DISubprogram(name: "D", linkageName: "_CD.Main.64ccbb8e5d9a0b8e", scope: null, file: !3, line: 22, type: !59, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !61)
    206. 

  206. // CHECK:STDOUT: !59 = !DISubroutineType(types: !60)
    207. 

  207. // CHECK:STDOUT: !60 = !{!17, !17}
    208. 

  208. // CHECK:STDOUT: !61 = !{!62}
    209. 

  209. // CHECK:STDOUT: !62 = !DILocalVariable(arg: 1, scope: !58, type: !17)
    210. 

  210. // CHECK:STDOUT: !63 = !DILocation(line: 23, column: 3, scope: !58)
    211. 

  211. // CHECK:STDOUT: !64 = distinct !DISubprogram(name: "D", linkageName: "_CD.Main.de5b400758c39a65", scope: null, file: !3, line: 22, type: !41, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !65)
    212. 

  212. // CHECK:STDOUT: !65 = !{!66}
    213. 

  213. // CHECK:STDOUT: !66 = !DILocalVariable(arg: 1, scope: !64, type: !24)
    214. 

  214. // CHECK:STDOUT: !67 = !DILocation(line: 23, column: 3, scope: !64)
    215.