1 # RUN: llc -debug-entry-values -run-pass=livedebugvalues -march=x86-64 -o - %s | FileCheck %s
5 #__attribute__((noinline))
17 # CHECK: DBG_VALUE $edi, $noreg, !14, !DIExpression(DW_OP_LLVM_entry_value, 1), debug-location {{.*}}
18 # CHECK: DBG_VALUE $esi, $noreg, !15, !DIExpression(DW_OP_LLVM_entry_value, 1), debug-location {{.*}}
22 source_filename = "test.c"
23 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
25 ; Function Attrs: noinline nounwind uwtable
26 define dso_local void @fn1(i32 %x, i32 %y) local_unnamed_addr !dbg !9 {
28 call void @llvm.dbg.value(metadata i32 %x, metadata !14, metadata !DIExpression()), !dbg !18
29 call void @llvm.dbg.value(metadata i32 %y, metadata !15, metadata !DIExpression()), !dbg !18
30 call void @llvm.dbg.value(metadata i32 7, metadata !17, metadata !DIExpression()), !dbg !18
31 tail call void @fn2(i32 7), !dbg !18
35 declare !dbg !4 dso_local void @fn2(i32) local_unnamed_addr
37 ; Function Attrs: nounwind readnone speculatable
38 declare void @llvm.dbg.value(metadata, metadata, metadata)
42 !llvm.module.flags = !{!5, !6, !7}
45 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 9.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, nameTableKind: None)
46 !1 = !DIFile(filename: "test.c", directory: "/dir")
49 !4 = !DISubprogram(name: "fn2", scope: !1, file: !1, line: 11, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
50 !5 = !{i32 2, !"Dwarf Version", i32 4}
51 !6 = !{i32 2, !"Debug Info Version", i32 3}
52 !7 = !{i32 1, !"wchar_size", i32 4}
53 !8 = !{!"clang version 9.0.0"}
54 !9 = distinct !DISubprogram(name: "fn1", scope: !1, file: !1, line: 15, type: !10, scopeLine: 15, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !13)
55 !10 = !DISubroutineType(types: !11)
56 !11 = !{null, !12, !12}
57 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
58 !13 = !{!14, !15, !16, !17}
59 !14 = !DILocalVariable(name: "x", arg: 1, scope: !9, file: !1, line: 15, type: !12, flags: DIFlagArgumentNotModified)
60 !15 = !DILocalVariable(name: "y", arg: 2, scope: !9, file: !1, line: 15, type: !12, flags: DIFlagArgumentNotModified)
61 !16 = !DILocalVariable(name: "u", scope: !9, file: !1, line: 16, type: !12, flags: DIFlagArgumentNotModified)
62 !17 = !DILocalVariable(name: "a", scope: !9, file: !1, line: 21, type: !12, flags: DIFlagArgumentNotModified)
63 !18 = !DILocation(line: 15, column: 10, scope: !9)
69 tracksRegLiveness: true
73 DBG_VALUE $edi, $noreg, !14, !DIExpression(), debug-location !18
74 DBG_VALUE $esi, $noreg, !15, !DIExpression(), debug-location !18
75 DBG_VALUE 7, $noreg, !17, !DIExpression(), debug-location !18
76 $edi = MOV32ri 7, debug-location !18
77 TAILJMPd64 @fn2, csr_64, implicit $rsp, implicit $ssp, implicit $rsp, implicit $ssp, implicit killed $edi, debug-location !18