xref: /llvm-project/llvm/test/Transforms/IROutliner/legal-debug.ll (revision 094572701dce4aaf36f4521d6cf750420d39f206)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs
2; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost < %s | FileCheck %s
3; RUN: opt -S -passes=verify,iroutliner -ir-outlining-no-cost < %s --try-experimental-debuginfo-iterators | FileCheck %s
4
5; This test checks that debug info is recognized as able to be extracted along
6; with the other instructions, but is not included in the consolidated function.
7
8define void @function1() !dbg !6 {
9entry:
10  %a = alloca i32, align 4, !dbg !17
11  call void @llvm.dbg.value(metadata ptr %a, metadata !9, metadata !DIExpression()), !dbg !17
12  %b = alloca i32, align 4, !dbg !18
13  call void @llvm.dbg.value(metadata ptr %b, metadata !11, metadata !DIExpression()), !dbg !18
14  %c = alloca i32, align 4, !dbg !19
15  call void @llvm.dbg.value(metadata ptr %c, metadata !12, metadata !DIExpression()), !dbg !19
16  store i32 2, ptr %a, align 4, !dbg !20
17  store i32 3, ptr %b, align 4, !dbg !21
18  store i32 4, ptr %c, align 4, !dbg !22
19  %al = load i32, ptr %a, align 4, !dbg !23
20  call void @llvm.dbg.value(metadata i32 %al, metadata !13, metadata !DIExpression()), !dbg !23
21  %bl = load i32, ptr %b, align 4, !dbg !24
22  call void @llvm.dbg.value(metadata i32 %bl, metadata !15, metadata !DIExpression()), !dbg !24
23  %cl = load i32, ptr %c, align 4, !dbg !25
24  call void @llvm.dbg.value(metadata i32 %cl, metadata !16, metadata !DIExpression()), !dbg !25
25  ret void, !dbg !26
26}
27
28define void @function2() !dbg !27 {
29entry:
30  %a = alloca i32, align 4, !dbg !35
31  call void @llvm.dbg.value(metadata ptr %a, metadata !29, metadata !DIExpression()), !dbg !35
32  %b = alloca i32, align 4, !dbg !36
33  call void @llvm.dbg.value(metadata ptr %b, metadata !30, metadata !DIExpression()), !dbg !36
34  %c = alloca i32, align 4, !dbg !37
35  call void @llvm.dbg.value(metadata ptr %c, metadata !31, metadata !DIExpression()), !dbg !37
36  store i32 2, ptr %a, align 4, !dbg !38
37  store i32 3, ptr %b, align 4, !dbg !39
38  store i32 4, ptr %c, align 4, !dbg !40
39  %al = load i32, ptr %a, align 4, !dbg !41
40  call void @llvm.dbg.value(metadata i32 %al, metadata !32, metadata !DIExpression()), !dbg !41
41  %bl = load i32, ptr %b, align 4, !dbg !42
42  call void @llvm.dbg.value(metadata i32 %bl, metadata !33, metadata !DIExpression()), !dbg !42
43  %cl = load i32, ptr %c, align 4, !dbg !43
44  call void @llvm.dbg.value(metadata i32 %cl, metadata !34, metadata !DIExpression()), !dbg !43
45  ret void, !dbg !44
46}
47
48
49; Function Attrs: nounwind readnone speculatable willreturn
50declare void @llvm.dbg.value(metadata, metadata, metadata) #0
51
52attributes #0 = { nounwind readnone speculatable willreturn }
53
54!llvm.dbg.cu = !{!0}
55!llvm.debugify = !{!3, !4}
56!llvm.module.flags = !{!5}
57
58!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
59!1 = !DIFile(filename: "legal-debug.ll", directory: "/")
60!2 = !{}
61!3 = !{i32 20}
62!4 = !{i32 12}
63!5 = !{i32 2, !"Debug Info Version", i32 3}
64!6 = distinct !DISubprogram(name: "function1", linkageName: "function1", scope: null, file: !1, line: 1, type: !7, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !8)
65!7 = !DISubroutineType(types: !2)
66!8 = !{!9, !11, !12, !13, !15, !16}
67!9 = !DILocalVariable(name: "1", scope: !6, file: !1, line: 1, type: !10)
68!10 = !DIBasicType(name: "ty64", size: 64, encoding: DW_ATE_unsigned)
69!11 = !DILocalVariable(name: "2", scope: !6, file: !1, line: 2, type: !10)
70!12 = !DILocalVariable(name: "3", scope: !6, file: !1, line: 3, type: !10)
71!13 = !DILocalVariable(name: "4", scope: !6, file: !1, line: 7, type: !14)
72!14 = !DIBasicType(name: "ty32", size: 32, encoding: DW_ATE_unsigned)
73!15 = !DILocalVariable(name: "5", scope: !6, file: !1, line: 8, type: !14)
74!16 = !DILocalVariable(name: "6", scope: !6, file: !1, line: 9, type: !14)
75!17 = !DILocation(line: 1, column: 1, scope: !6)
76!18 = !DILocation(line: 2, column: 1, scope: !6)
77!19 = !DILocation(line: 3, column: 1, scope: !6)
78!20 = !DILocation(line: 4, column: 1, scope: !6)
79!21 = !DILocation(line: 5, column: 1, scope: !6)
80!22 = !DILocation(line: 6, column: 1, scope: !6)
81!23 = !DILocation(line: 7, column: 1, scope: !6)
82!24 = !DILocation(line: 8, column: 1, scope: !6)
83!25 = !DILocation(line: 9, column: 1, scope: !6)
84!26 = !DILocation(line: 10, column: 1, scope: !6)
85!27 = distinct !DISubprogram(name: "function2", linkageName: "function2", scope: null, file: !1, line: 11, type: !7, scopeLine: 11, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !28)
86!28 = !{!29, !30, !31, !32, !33, !34}
87!29 = !DILocalVariable(name: "7", scope: !27, file: !1, line: 11, type: !10)
88!30 = !DILocalVariable(name: "8", scope: !27, file: !1, line: 12, type: !10)
89!31 = !DILocalVariable(name: "9", scope: !27, file: !1, line: 13, type: !10)
90!32 = !DILocalVariable(name: "10", scope: !27, file: !1, line: 17, type: !14)
91!33 = !DILocalVariable(name: "11", scope: !27, file: !1, line: 18, type: !14)
92!34 = !DILocalVariable(name: "12", scope: !27, file: !1, line: 19, type: !14)
93!35 = !DILocation(line: 11, column: 1, scope: !27)
94!36 = !DILocation(line: 12, column: 1, scope: !27)
95!37 = !DILocation(line: 13, column: 1, scope: !27)
96!38 = !DILocation(line: 14, column: 1, scope: !27)
97!39 = !DILocation(line: 15, column: 1, scope: !27)
98!40 = !DILocation(line: 16, column: 1, scope: !27)
99!41 = !DILocation(line: 17, column: 1, scope: !27)
100!42 = !DILocation(line: 18, column: 1, scope: !27)
101!43 = !DILocation(line: 19, column: 1, scope: !27)
102!44 = !DILocation(line: 20, column: 1, scope: !27)
103; CHECK-LABEL: @function1(
104; CHECK-NEXT:  entry:
105; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4, !dbg [[DBG17:![0-9]+]]
106; CHECK-NEXT:      #dbg_value(ptr [[A]], [[META9:![0-9]+]], !DIExpression(), [[DBG17]])
107; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4, !dbg [[DBG18:![0-9]+]]
108; CHECK-NEXT:      #dbg_value(ptr [[B]], [[META11:![0-9]+]], !DIExpression(), [[DBG18]])
109; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4, !dbg [[DBG19:![0-9]+]]
110; CHECK-NEXT:      #dbg_value(ptr [[C]], [[META12:![0-9]+]], !DIExpression(), [[DBG19]])
111; CHECK-NEXT:    call void @outlined_ir_func_0(ptr [[A]], ptr [[B]], ptr [[C]]), !dbg [[DBG20:![0-9]+]]
112; CHECK-NEXT:    ret void, !dbg [[DBG21:![0-9]+]]
113;
114;
115; CHECK-LABEL: @function2(
116; CHECK-NEXT:  entry:
117; CHECK-NEXT:    [[A:%.*]] = alloca i32, align 4, !dbg [[DBG30:![0-9]+]]
118; CHECK-NEXT:      #dbg_value(ptr [[A]], [[META24:![0-9]+]], !DIExpression(), [[DBG30]])
119; CHECK-NEXT:    [[B:%.*]] = alloca i32, align 4, !dbg [[DBG31:![0-9]+]]
120; CHECK-NEXT:      #dbg_value(ptr [[B]], [[META25:![0-9]+]], !DIExpression(), [[DBG31]])
121; CHECK-NEXT:    [[C:%.*]] = alloca i32, align 4, !dbg [[DBG32:![0-9]+]]
122; CHECK-NEXT:      #dbg_value(ptr [[C]], [[META26:![0-9]+]], !DIExpression(), [[DBG32]])
123; CHECK-NEXT:    call void @outlined_ir_func_0(ptr [[A]], ptr [[B]], ptr [[C]]), !dbg [[DBG33:![0-9]+]]
124; CHECK-NEXT:    ret void, !dbg [[DBG34:![0-9]+]]
125;
126;
127; CHECK-LABEL: define {{.+}} @outlined_ir_func_0(
128; CHECK-NEXT:  newFuncRoot:
129; CHECK-NEXT:    br label [[ENTRY_TO_OUTLINE:%.*]]
130; CHECK:       entry_to_outline:
131; CHECK-NEXT:    store i32 2, ptr [[TMP0:%.*]], align 4
132; CHECK-NEXT:    store i32 3, ptr [[TMP1:%.*]], align 4
133; CHECK-NEXT:    store i32 4, ptr [[TMP2:%.*]], align 4
134; CHECK-NEXT:    [[AL:%.*]] = load i32, ptr [[TMP0]], align 4
135; CHECK-NEXT:    [[BL:%.*]] = load i32, ptr [[TMP1]], align 4
136; CHECK-NEXT:    [[CL:%.*]] = load i32, ptr [[TMP2]], align 4
137; CHECK-NEXT:    br label [[ENTRY_AFTER_OUTLINE_EXITSTUB:%.*]]
138; CHECK:       entry_after_outline.exitStub:
139; CHECK-NEXT:    ret void
140;
141