xref: /llvm-project/llvm/test/CodeGen/AMDGPU/dwarf-multi-register-use-crash.ll (revision 40ba0942e2ab1107f83aa5a0ee5ae2980bf47b1a)
1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
2; RUN: llc -mtriple=amdgcn-amd-amdhsa -mcpu=gfx908 < %s | FileCheck %s
3
4; Don't crash.
5
6; Function Attrs: nocallback nofree nosync nounwind readnone speculatable willreturn
7declare void @llvm.dbg.declare(metadata, metadata, metadata) #0
8
9declare ptr @__kmpc_alloc_shared()
10
11define weak_odr void @test(i32 %0) !dbg !34 {
12; CHECK-LABEL: test:
13; CHECK:       .Lfunc_begin0:
14; CHECK-NEXT:    .loc 1 288 0 ; dummy:288:0
15; CHECK-NEXT:    .cfi_sections .debug_frame
16; CHECK-NEXT:    .cfi_startproc
17; CHECK-NEXT:  ; %bb.0:
18; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
19; CHECK-NEXT:    s_mov_b32 s16, s33
20; CHECK-NEXT:    s_mov_b32 s33, s32
21; CHECK-NEXT:    s_or_saveexec_b64 s[18:19], -1
22; CHECK-NEXT:    buffer_store_dword v41, off, s[0:3], s33 offset:4 ; 4-byte Folded Spill
23; CHECK-NEXT:    buffer_store_dword v42, off, s[0:3], s33 offset:8 ; 4-byte Folded Spill
24; CHECK-NEXT:    s_mov_b64 exec, s[18:19]
25; CHECK-NEXT:    ; implicit-def: $vgpr41
26; CHECK-NEXT:    s_addk_i32 s32, 0x400
27; CHECK-NEXT:    v_writelane_b32 v41, s30, 0
28; CHECK-NEXT:    v_writelane_b32 v41, s31, 1
29; CHECK-NEXT:    v_writelane_b32 v41, s34, 2
30; CHECK-NEXT:    v_writelane_b32 v41, s35, 3
31; CHECK-NEXT:    v_writelane_b32 v41, s36, 4
32; CHECK-NEXT:    v_writelane_b32 v41, s37, 5
33; CHECK-NEXT:    v_writelane_b32 v41, s38, 6
34; CHECK-NEXT:    v_writelane_b32 v41, s39, 7
35; CHECK-NEXT:    v_writelane_b32 v41, s40, 8
36; CHECK-NEXT:    v_writelane_b32 v41, s41, 9
37; CHECK-NEXT:    v_writelane_b32 v41, s42, 10
38; CHECK-NEXT:    v_writelane_b32 v41, s43, 11
39; CHECK-NEXT:    v_writelane_b32 v41, s44, 12
40; CHECK-NEXT:    v_writelane_b32 v41, s45, 13
41; CHECK-NEXT:    v_writelane_b32 v41, s46, 14
42; CHECK-NEXT:    s_mov_b64 s[40:41], s[4:5]
43; CHECK-NEXT:    ;DEBUG_VALUE: dummy:dummy <- undef
44; CHECK-NEXT:  .Ltmp0:
45; CHECK-NEXT:    .loc 1 49 9 prologue_end ; dummy:49:9
46; CHECK-NEXT:    s_getpc_b64 s[4:5]
47; CHECK-NEXT:    s_add_u32 s4, s4, __kmpc_alloc_shared@gotpcrel32@lo+4
48; CHECK-NEXT:    s_addc_u32 s5, s5, __kmpc_alloc_shared@gotpcrel32@hi+12
49; CHECK-NEXT:    v_writelane_b32 v41, s47, 15
50; CHECK-NEXT:    s_load_dwordx2 s[46:47], s[4:5], 0x0
51; CHECK-NEXT:    s_mov_b64 s[4:5], s[40:41]
52; CHECK-NEXT:    v_writelane_b32 v42, s16, 0
53; CHECK-NEXT:    buffer_store_dword v40, off, s[0:3], s33 ; 4-byte Folded Spill
54; CHECK-NEXT:    v_mov_b32_e32 v40, v31
55; CHECK-NEXT:    s_mov_b32 s42, s15
56; CHECK-NEXT:    s_mov_b32 s43, s14
57; CHECK-NEXT:    s_mov_b32 s44, s13
58; CHECK-NEXT:    s_mov_b32 s45, s12
59; CHECK-NEXT:    s_mov_b64 s[34:35], s[10:11]
60; CHECK-NEXT:    s_mov_b64 s[36:37], s[8:9]
61; CHECK-NEXT:    s_mov_b64 s[38:39], s[6:7]
62; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
63; CHECK-NEXT:    s_swappc_b64 s[30:31], s[46:47]
64; CHECK-NEXT:    s_mov_b64 s[4:5], s[40:41]
65; CHECK-NEXT:    s_mov_b64 s[6:7], s[38:39]
66; CHECK-NEXT:    s_mov_b64 s[8:9], s[36:37]
67; CHECK-NEXT:    s_mov_b64 s[10:11], s[34:35]
68; CHECK-NEXT:    s_mov_b32 s12, s45
69; CHECK-NEXT:    s_mov_b32 s13, s44
70; CHECK-NEXT:    s_mov_b32 s14, s43
71; CHECK-NEXT:    s_mov_b32 s15, s42
72; CHECK-NEXT:    v_mov_b32_e32 v31, v40
73; CHECK-NEXT:    s_swappc_b64 s[30:31], s[46:47]
74; CHECK-NEXT:  .Ltmp1:
75; CHECK-NEXT:    ;DEBUG_VALUE: dummy:dummy <- [$vgpr0_vgpr1+0]
76; CHECK-NEXT:    .loc 1 0 9 is_stmt 0 ; dummy:0:9
77; CHECK-NEXT:    buffer_load_dword v40, off, s[0:3], s33 ; 4-byte Folded Reload
78; CHECK-NEXT:    v_mov_b32_e32 v2, 0
79; CHECK-NEXT:    flat_store_dword v[0:1], v2
80; CHECK-NEXT:    v_readlane_b32 s47, v41, 15
81; CHECK-NEXT:    v_readlane_b32 s46, v41, 14
82; CHECK-NEXT:    v_readlane_b32 s45, v41, 13
83; CHECK-NEXT:    v_readlane_b32 s44, v41, 12
84; CHECK-NEXT:    v_readlane_b32 s43, v41, 11
85; CHECK-NEXT:    v_readlane_b32 s42, v41, 10
86; CHECK-NEXT:    v_readlane_b32 s41, v41, 9
87; CHECK-NEXT:    v_readlane_b32 s40, v41, 8
88; CHECK-NEXT:    v_readlane_b32 s39, v41, 7
89; CHECK-NEXT:    v_readlane_b32 s38, v41, 6
90; CHECK-NEXT:    v_readlane_b32 s37, v41, 5
91; CHECK-NEXT:    v_readlane_b32 s36, v41, 4
92; CHECK-NEXT:    v_readlane_b32 s35, v41, 3
93; CHECK-NEXT:    v_readlane_b32 s34, v41, 2
94; CHECK-NEXT:    v_readlane_b32 s31, v41, 1
95; CHECK-NEXT:    v_readlane_b32 s30, v41, 0
96; CHECK-NEXT:    v_readlane_b32 s4, v42, 0
97; CHECK-NEXT:    s_or_saveexec_b64 s[6:7], -1
98; CHECK-NEXT:    buffer_load_dword v41, off, s[0:3], s33 offset:4 ; 4-byte Folded Reload
99; CHECK-NEXT:    buffer_load_dword v42, off, s[0:3], s33 offset:8 ; 4-byte Folded Reload
100; CHECK-NEXT:    s_mov_b64 exec, s[6:7]
101; CHECK-NEXT:    s_addk_i32 s32, 0xfc00
102; CHECK-NEXT:    s_mov_b32 s33, s4
103; CHECK-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
104; CHECK-NEXT:    s_setpc_b64 s[30:31]
105; CHECK-NEXT:  .Ltmp2:
106  %2 = call ptr @__kmpc_alloc_shared(), !dbg !43
107  %3 = call ptr @__kmpc_alloc_shared()
108  store i32 0, ptr %3, align 4
109  call void @llvm.dbg.declare(metadata ptr %3, metadata !40, metadata !DIExpression()), !dbg !43
110  ret void
111}
112
113attributes #0 = { nocallback nofree nosync nounwind readnone speculatable willreturn }
114
115!llvm.dbg.cu = !{!0, !25, !26}
116!llvm.module.flags = !{!27, !28, !29, !30, !31, !32, !33}
117
118!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 15.0.0 (https://github.com/llvm/llvm-project.git 05256c8d95e0b15bcc502d595c15d902ff520f97)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !8, imports: !20, splitDebugInlining: false, nameTableKind: None)
119!1 = !DIFile(filename: "dummy", directory: "dummy", checksumkind: CSK_MD5, checksum: "b67bec84bdce3730b4a6f2ed8d50b85c")
120!2 = !{!3, !3, !3}
121!3 = distinct !DICompositeType(tag: DW_TAG_enumeration_type, name: "dummy", scope: !4, file: !1, line: 49, baseType: !5, size: 32, elements: !6, identifier: "dummy")
122!4 = !DINamespace(name: "dummy", scope: null)
123!5 = !DIBasicType(name: "dummy", size: 32, encoding: DW_ATE_unsigned)
124!6 = !{!7}
125!7 = !DIEnumerator(name: "dummy", value: 0, isUnsigned: true)
126!8 = !{!5, !9, !11, !12, !13, !14}
127!9 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "dummy", scope: !10, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, elements: !6, identifier: "dummy")
128!10 = !DINamespace(name: "dummy", scope: !4)
129!11 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "dummy", scope: !4, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, elements: !6, identifier: "dummy")
130!12 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "dummy", scope: !4, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, elements: !6, identifier: "dummy")
131!13 = distinct !DICompositeType(tag: DW_TAG_union_type, name: "dummy", scope: !10, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, elements: !6, identifier: "dummy")
132!14 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "dummy", scope: !10, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, elements: !6, templateParams: !15, identifier: "dummy")
133!15 = !{!16, !17, !19}
134!16 = !DITemplateTypeParameter(name: "dummy", type: !11)
135!17 = !DITemplateTypeParameter(name: "dummy", type: !18)
136!18 = distinct !DICompositeType(tag: DW_TAG_class_type, name: "dummy", scope: !10, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, identifier: "dummy")
137!19 = !DITemplateValueParameter(type: !5, value: i1 true)
138!20 = !{!21}
139!21 = !DIImportedEntity(tag: DW_TAG_imported_module, scope: !4, entity: !22, file: !1, line: 49)
140!22 = !DISubprogram(name: "dummy", scope: !4, file: !1, line: 49, type: !23, flags: DIFlagEnumClass, spFlags: DISPFlagOptimized)
141!23 = !DISubroutineType(types: !24)
142!24 = !{!5}
143!25 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 15.0.0 (https://github.com/llvm/llvm-project.git 05256c8d95e0b15bcc502d595c15d902ff520f97)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, imports: !20, splitDebugInlining: false, nameTableKind: None)
144!26 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 15.0.0 (https://github.com/llvm/llvm-project.git 05256c8d95e0b15bcc502d595c15d902ff520f97)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !24, imports: !20, splitDebugInlining: false, nameTableKind: None)
145!27 = !{i32 7, !"Dwarf Version", i32 5}
146!28 = !{i32 2, !"Debug Info Version", i32 3}
147!29 = !{i32 1, !"wchar_size", i32 4}
148!30 = !{i32 7, !"openmp", i32 50}
149!31 = !{i32 7, !"openmp-device", i32 50}
150!32 = !{i32 7, !"PIC Level", i32 2}
151!33 = !{i32 1, !"LTOPostLink", i32 1}
152!34 = distinct !DISubprogram(name: "dummy", linkageName: "dummy", scope: !35, file: !1, line: 49, type: !23, scopeLine: 288, flags: DIFlagEnumClass, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, declaration: !36, retainedNodes: !37)
153!35 = distinct !DICompositeType(tag: DW_TAG_class_type, file: !1, line: 49, size: 32, flags: DIFlagEnumClass, elements: !6, identifier: "dummy")
154!36 = !DISubprogram(name: "dummy", scope: !35, file: !1, line: 49, type: !23, scopeLine: 288, flags: DIFlagEnumClass, spFlags: DISPFlagOptimized)
155!37 = !{!38, !40, !41, !42}
156!38 = !DILocalVariable(name: "dummy", arg: 1, scope: !34, type: !39, flags: DIFlagEnumClass)
157!39 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !5, size: 32)
158!40 = !DILocalVariable(name: "dummy", arg: 2, scope: !34, file: !1, line: 49, type: !5)
159!41 = !DILocalVariable(name: "dummy", arg: 3, scope: !34, file: !1, line: 49, type: !5)
160!42 = !DILocalVariable(name: "dummy", arg: 4, scope: !34, file: !1, line: 49, type: !5)
161!43 = !DILocation(line: 49, column: 9, scope: !34)
162