1 ; REQUIRES: x86_64-linux
2 ; RUN: opt < %s -passes=pseudo-probe -S -o - | FileCheck %s
4 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
5 target triple = "x86_64-unknown-linux-gnu"
7 $__clang_call_terminate = comdat any
9 @x = dso_local global i32 0, align 4, !dbg !0
11 ; Function Attrs: mustprogress noinline nounwind uwtable
12 define dso_local void @_Z3barv() #0 personality ptr @__gxx_personality_v0 !dbg !14 {
14 ; CHECK: call void @llvm.pseudoprobe(i64 -1069303473483922844, i64 1
15 %0 = load volatile i32, ptr @x, align 4, !dbg !17, !tbaa !19
16 %tobool = icmp ne i32 %0, 0, !dbg !17
17 br i1 %tobool, label %if.then, label %if.else, !dbg !23
19 if.then: ; preds = %entry
20 ; CHECK: call void @llvm.pseudoprobe(i64 -1069303473483922844, i64 2
22 invoke void @_Z3foov()
23 to label %invoke.cont unwind label %terminate.lpad, !dbg !24
25 invoke.cont: ; preds = %if.then
27 ; CHECK-NOT: call void @llvm.pseudoprobe(i64 -1069303473483922844,
28 invoke void @_Z3bazv()
29 to label %invoke.cont1 unwind label %terminate.lpad, !dbg !26
31 invoke.cont1: ; preds = %invoke.cont
32 ; CHECK-NOT: call void @llvm.pseudoprobe(i64 -1069303473483922844,
33 br label %if.end, !dbg !27
35 if.else: ; preds = %entry
36 ; CHECK: call void @llvm.pseudoprobe(i64 -1069303473483922844, i64 5
38 invoke void @_Z3foov()
39 to label %invoke.cont2 unwind label %terminate.lpad, !dbg !28
41 invoke.cont2: ; preds = %if.else
42 ; CHECK-NOT: call void @llvm.pseudoprobe(i64 -1069303473483922844,
45 if.end: ; preds = %invoke.cont2, %invoke.cont1
46 ; CHECK: call void @llvm.pseudoprobe(i64 -1069303473483922844, i64 7
48 invoke void @_Z3foov()
49 to label %invoke.cont3 unwind label %terminate.lpad, !dbg !29
51 invoke.cont3: ; preds = %if.end
52 ; CHECK-NOT: call void @llvm.pseudoprobe(i64 -1069303473483922844,
53 %1 = load volatile i32, ptr @x, align 4, !dbg !30, !tbaa !19
54 %tobool4 = icmp ne i32 %1, 0, !dbg !30
55 br i1 %tobool4, label %if.then5, label %if.end6, !dbg !32
57 if.then5: ; preds = %invoke.cont3
58 ; CHECK: call void @llvm.pseudoprobe(i64 -1069303473483922844, i64 9
59 %2 = load volatile i32, ptr @x, align 4, !dbg !33, !tbaa !19
60 %inc = add nsw i32 %2, 1, !dbg !33
61 store volatile i32 %inc, ptr @x, align 4, !dbg !33, !tbaa !19
62 br label %if.end6, !dbg !35
64 if.end6: ; preds = %if.then5, %invoke.cont3
65 ; CHECK: call void @llvm.pseudoprobe(i64 -1069303473483922844, i64 10
68 terminate.lpad: ; preds = %if.end, %if.else, %invoke.cont, %if.then
69 ; CHECK-NOT: call void @llvm.pseudoprobe(i64 -1069303473483922844,
70 %3 = landingpad { ptr, i32 }
71 catch ptr null, !dbg !24
72 %4 = extractvalue { ptr, i32 } %3, 0, !dbg !24
73 call void @__clang_call_terminate(ptr %4) #3, !dbg !24
77 ; Function Attrs: mustprogress noinline nounwind uwtable
78 define dso_local void @_Z3foov() #0 !dbg !37 {
83 declare i32 @__gxx_personality_v0(...)
85 ; Function Attrs: noinline noreturn nounwind uwtable
86 define linkonce_odr hidden void @__clang_call_terminate(ptr noundef %0) #1 comdat {
87 %2 = call ptr @__cxa_begin_catch(ptr %0) #4
88 call void @_ZSt9terminatev() #3
92 declare ptr @__cxa_begin_catch(ptr)
94 declare void @_ZSt9terminatev()
96 ; Function Attrs: mustprogress noinline nounwind uwtable
97 define dso_local void @_Z3bazv() #0 !dbg !39 {
102 ; CHECK: ![[#]] = !{i64 -3270123626113159616, i64 4294967295, !"_Z3bazv"}
104 attributes #0 = { mustprogress noinline nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
105 attributes #1 = { noinline noreturn nounwind uwtable "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
106 attributes #2 = { mustprogress noinline norecurse nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
107 attributes #3 = { noreturn nounwind }
108 attributes #4 = { nounwind }
111 !llvm.module.flags = !{!7, !8, !9, !10, !11, !12}
114 !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
115 !1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 1, type: !5, isLocal: false, isDefinition: true)
116 !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !3, producer: "clang version 19.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, globals: !4, splitDebugInlining: false, nameTableKind: None)
117 !3 = !DIFile(filename: "test.cpp", directory: "/home", checksumkind: CSK_MD5, checksum: "a4c7b0392f3fd9c8ebb85065159dbb02")
119 !5 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !6)
120 !6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
121 !7 = !{i32 7, !"Dwarf Version", i32 5}
122 !8 = !{i32 2, !"Debug Info Version", i32 3}
123 !9 = !{i32 1, !"wchar_size", i32 4}
124 !10 = !{i32 8, !"PIC Level", i32 2}
125 !11 = !{i32 7, !"PIE Level", i32 2}
126 !12 = !{i32 7, !"uwtable", i32 2}
127 !13 = !{!"clang version 19.0.0"}
128 !14 = distinct !DISubprogram(name: "bar", linkageName: "_Z3barv", scope: !3, file: !3, line: 4, type: !15, scopeLine: 4, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2)
129 !15 = !DISubroutineType(types: !16)
131 !17 = !DILocation(line: 5, column: 6, scope: !18)
132 !18 = distinct !DILexicalBlock(scope: !14, file: !3, line: 5, column: 6)
133 !19 = !{!20, !20, i64 0}
134 !20 = !{!"int", !21, i64 0}
135 !21 = !{!"omnipotent char", !22, i64 0}
136 !22 = !{!"Simple C++ TBAA"}
137 !23 = !DILocation(line: 5, column: 6, scope: !14)
138 !24 = !DILocation(line: 6, column: 5, scope: !25)
139 !25 = distinct !DILexicalBlock(scope: !18, file: !3, line: 5, column: 9)
140 !26 = !DILocation(line: 7, column: 5, scope: !25)
141 !27 = !DILocation(line: 8, column: 3, scope: !25)
142 !28 = !DILocation(line: 9, column: 5, scope: !18)
143 !29 = !DILocation(line: 11, column: 3, scope: !14)
144 !30 = !DILocation(line: 12, column: 6, scope: !31)
145 !31 = distinct !DILexicalBlock(scope: !14, file: !3, line: 12, column: 6)
146 !32 = !DILocation(line: 12, column: 6, scope: !14)
147 !33 = !DILocation(line: 13, column: 5, scope: !34)
148 !34 = distinct !DILexicalBlock(scope: !31, file: !3, line: 12, column: 9)
149 !35 = !DILocation(line: 14, column: 5, scope: !34)
150 !36 = !DILocation(line: 17, column: 1, scope: !14)
151 !37 = distinct !DISubprogram(name: "foo", linkageName: "_Z3foov", scope: !3, file: !3, line: 19, type: !15, scopeLine: 19, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2)
152 !38 = !DILocation(line: 19, column: 13, scope: !37)
153 !39 = distinct !DISubprogram(name: "baz", linkageName: "_Z3bazv", scope: !3, file: !3, line: 18, type: !15, scopeLine: 18, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2)
154 !40 = !DILocation(line: 18, column: 13, scope: !39)
155 !41 = distinct !DISubprogram(name: "main", scope: !3, file: !3, line: 22, type: !42, scopeLine: 22, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2)
156 !42 = !DISubroutineType(types: !43)
158 !44 = !DILocation(line: 23, column: 3, scope: !41)
159 !45 = !DILocation(line: 24, column: 1, scope: !41)