1 ; Test that the debug info for the vector type is correctly codegenerated
2 ; when the DISubrange has no count, but only an upperbound.
3 ; RUN: llc -mtriple aarch64 -mattr=+sve -filetype=obj -o %t %s
4 ; RUN: llvm-dwarfdump %t | FileCheck %s
7 ; CHECK: {{.*}}: DW_TAG_subrange_type
8 ; CHECK-NEXT: DW_AT_type ({{.*}} "__ARRAY_SIZE_TYPE__")
9 ; CHECK-NEXT: DW_AT_upper_bound (DW_OP_lit8, DW_OP_bregx VG+0, DW_OP_mul, DW_OP_lit1, DW_OP_minus)
11 define <vscale x 16 x i8> @test_svint8_t(<vscale x 16 x i8> returned %op1) !dbg !7 {
13 call void @llvm.dbg.value(metadata <vscale x 16 x i8> %op1, metadata !19, metadata !DIExpression()), !dbg !20
14 ret <vscale x 16 x i8> %op1, !dbg !21
17 declare void @llvm.dbg.value(metadata, metadata, metadata)
20 !llvm.module.flags = !{!3, !4, !5}
23 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
24 !1 = !DIFile(filename: "dbg-sve-types.ll", directory: "")
26 !3 = !{i32 7, !"Dwarf Version", i32 4}
27 !4 = !{i32 2, !"Debug Info Version", i32 3}
28 !5 = !{i32 1, !"wchar_size", i32 4}
29 !6 = !{!"clang version 12.0.0"}
30 !7 = distinct !DISubprogram(name: "test_svint8_t", scope: !8, file: !8, line: 5, type: !9, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !18)
31 !8 = !DIFile(filename: "dbg-sve-types.ll", directory: "")
32 !9 = !DISubroutineType(types: !10)
34 !11 = !DIDerivedType(tag: DW_TAG_typedef, name: "svint8_t", file: !12, line: 32, baseType: !13)
35 !12 = !DIFile(filename: "lib/clang/12.0.0/include/arm_sve.h", directory: "")
36 !13 = !DIDerivedType(tag: DW_TAG_typedef, name: "__SVInt8_t", file: !1, baseType: !14)
37 !14 = !DICompositeType(tag: DW_TAG_array_type, baseType: !15, flags: DIFlagVector, elements: !16)
38 !15 = !DIBasicType(name: "signed char", size: 8, encoding: DW_ATE_signed_char)
40 !17 = !DISubrange(lowerBound: 0, upperBound: !DIExpression(DW_OP_constu, 8, DW_OP_bregx, 46, 0, DW_OP_mul, DW_OP_constu, 1, DW_OP_minus))
42 !19 = !DILocalVariable(name: "op1", arg: 1, scope: !7, file: !8, line: 5, type: !11)
43 !20 = !DILocation(line: 0, scope: !7)
44 !21 = !DILocation(line: 5, column: 39, scope: !7)