1 ; REQUIRES: object-emission
2 ; RUN: %llc_dwarf -accel-tables=Apple -filetype=obj -o - < %s \
3 ; RUN: | llvm-dwarfdump -apple-names - | FileCheck %s
5 ; Generated from the following C code using
6 ; clang -S -emit-llvm hash-collision.c
8 ; The names of the variables have been chosen so that they produce hash collisions.
9 ; There are 12 names here that are hashed to only 6 hashes (each pair of lines
10 ; hashes to the same value, see the CHECK lines below).
13 ; int _ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_;
14 ; int _ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE;
15 ; int _ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv;
16 ; int _ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE;
17 ; int _ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE;
21 ; int _ZN4llvm5TwineC1Ei;
22 ; int _ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE;
23 ; int _ZN4llvm22MachineModuleInfoMachOD2Ev;
25 ; Check that we have the right amount of hashes.
26 ; CHECK: Bucket count: 6
27 ; CHECK: Hashes count: 6
29 ; Check that all the names are present in the output
30 ; CHECK: Hash 0x597841
31 ; CHECK: String: 0x{{[0-9a-f]*}} "is"
32 ; CHECK: String: 0x{{[0-9a-f]*}} "k1"
34 ; CHECK: Hash 0xa4b42a1e
35 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE"
36 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv"
38 ; CHECK: Hash 0xeee7c0b2
39 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE"
40 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE"
42 ; CHECK: Hash 0xea48ac5f
43 ; CHECK: String: 0x{{[0-9a-f]*}} "ForceTopDown"
44 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_"
46 ; CHECK: Hash 0x6b22f71f
47 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE"
48 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm22MachineModuleInfoMachOD2Ev"
50 ; CHECK: Hash 0x8c248979
51 ; CHECK: String: 0x{{[0-9a-f]*}} "setStmt"
52 ; CHECK: String: 0x{{[0-9a-f]*}} "_ZN4llvm5TwineC1Ei"
54 source_filename = "test/DebugInfo/Generic/accel-table-hash-collisions.ll"
56 @ForceTopDown = common global i32 0, align 4, !dbg !0
57 @_ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_ = common global i32 0, align 4, !dbg !6
58 @_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE = common global i32 0, align 4, !dbg !9
59 @_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv = common global i32 0, align 4, !dbg !11
60 @_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE = common global i32 0, align 4, !dbg !13
61 @_ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE = common global i32 0, align 4, !dbg !15
62 @k1 = common global i32 0, align 4, !dbg !17
63 @is = common global i32 0, align 4, !dbg !19
64 @setStmt = common global i32 0, align 4, !dbg !21
65 @_ZN4llvm5TwineC1Ei = common global i32 0, align 4, !dbg !23
66 @_ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE = common global i32 0, align 4, !dbg !25
67 @_ZN4llvm22MachineModuleInfoMachOD2Ev = common global i32 0, align 4, !dbg !27
70 !llvm.module.flags = !{!29, !30, !31}
73 !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
74 !1 = !DIGlobalVariable(name: "ForceTopDown", scope: !2, file: !3, line: 1, type: !8, isLocal: false, isDefinition: true)
75 !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 3.7.0 (trunk 231548) (llvm/trunk 231547)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4, globals: !5, imports: !4)
76 !3 = !DIFile(filename: "hash-collisions.c", directory: "/tmp")
78 !5 = !{!0, !6, !9, !11, !13, !15, !17, !19, !21, !23, !25, !27}
79 !6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
80 !7 = !DIGlobalVariable(name: "_ZNSt3__116allocator_traitsINS_9allocatorINS_11__tree_nodeINS_12__value_typeIPN4llvm10BasicBlockEPNS4_10RegionNodeEEEPvEEEEE11__constructIS9_JNS_4pairIS6_S8_EEEEEvNS_17integral_constantIbLb1EEERSC_PT_DpOT0_", scope: !2, file: !3, line: 2, type: !8, isLocal: false, isDefinition: true)
81 !8 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
82 !9 = !DIGlobalVariableExpression(var: !10, expr: !DIExpression())
83 !10 = !DIGlobalVariable(name: "_ZN5clang23DataRecursiveASTVisitorIN12_GLOBAL__N_124UnusedBackingIvarCheckerEE26TraverseCUDAKernelCallExprEPNS_18CUDAKernelCallExprE", scope: !2, file: !3, line: 3, type: !8, isLocal: false, isDefinition: true)
84 !11 = !DIGlobalVariableExpression(var: !12, expr: !DIExpression())
85 !12 = !DIGlobalVariable(name: "_ZN4llvm16DenseMapIteratorIPNS_10MDLocationENS_6detail13DenseSetEmptyENS_10MDNodeInfoIS1_EENS3_12DenseSetPairIS2_EELb0EE23AdvancePastEmptyBucketsEv", scope: !2, file: !3, line: 4, type: !8, isLocal: false, isDefinition: true)
86 !13 = !DIGlobalVariableExpression(var: !14, expr: !DIExpression())
87 !14 = !DIGlobalVariable(name: "_ZNK4llvm12LivePhysRegs5printERNS_11raw_ostreamE", scope: !2, file: !3, line: 5, type: !8, isLocal: false, isDefinition: true)
88 !15 = !DIGlobalVariableExpression(var: !16, expr: !DIExpression())
89 !16 = !DIGlobalVariable(name: "_ZN4llvm15ScalarEvolution14getSignedRangeEPKNS_4SCEVE", scope: !2, file: !3, line: 6, type: !8, isLocal: false, isDefinition: true)
90 !17 = !DIGlobalVariableExpression(var: !18, expr: !DIExpression())
91 !18 = !DIGlobalVariable(name: "k1", scope: !2, file: !3, line: 7, type: !8, isLocal: false, isDefinition: true)
92 !19 = !DIGlobalVariableExpression(var: !20, expr: !DIExpression())
93 !20 = !DIGlobalVariable(name: "is", scope: !2, file: !3, line: 8, type: !8, isLocal: false, isDefinition: true)
94 !21 = !DIGlobalVariableExpression(var: !22, expr: !DIExpression())
95 !22 = !DIGlobalVariable(name: "setStmt", scope: !2, file: !3, line: 9, type: !8, isLocal: false, isDefinition: true)
96 !23 = !DIGlobalVariableExpression(var: !24, expr: !DIExpression())
97 !24 = !DIGlobalVariable(name: "_ZN4llvm5TwineC1Ei", scope: !2, file: !3, line: 10, type: !8, isLocal: false, isDefinition: true)
98 !25 = !DIGlobalVariableExpression(var: !26, expr: !DIExpression())
99 !26 = !DIGlobalVariable(name: "_ZNK5clang12OverrideAttr5cloneERNS_10ASTContextE", scope: !2, file: !3, line: 11, type: !8, isLocal: false, isDefinition: true)
100 !27 = !DIGlobalVariableExpression(var: !28, expr: !DIExpression())
101 !28 = !DIGlobalVariable(name: "_ZN4llvm22MachineModuleInfoMachOD2Ev", scope: !2, file: !3, line: 12, type: !8, isLocal: false, isDefinition: true)
102 !29 = !{i32 2, !"Dwarf Version", i32 2}
103 !30 = !{i32 2, !"Debug Info Version", i32 3}
104 !31 = !{i32 1, !"PIC Level", i32 2}
105 !32 = !{!"clang version 3.7.0 (trunk 231548) (llvm/trunk 231547)"}