2 ; RUN: llc -emit-call-site-info -stop-after=livedebugvalues -mtriple=mips-linux-gnu -o - %s | FileCheck %s
3 ; RUN: llc -force-instr-ref-livedebugvalues=1 -emit-call-site-info -stop-after=livedebugvalues -mtriple=mips-linux-gnu -o - %s | FileCheck %s
5 ; RUN: llc -emit-call-site-info -stop-after=livedebugvalues -mtriple=mipsel-linux-gnu -o - %s | FileCheck %s --check-prefix=CHECKel
6 ; RUN: llc -force-instr-ref-livedebugvalues=1 -emit-call-site-info -stop-after=livedebugvalues -mtriple=mipsel-linux-gnu -o - %s | FileCheck %s --check-prefix=CHECKel
9 ;; extern long fn1(long,long,long);
10 ;; long fn2(long a, long b, long c) {
11 ;; long local = fn1(a+b, c, b+10);
17 ;; clang -g -O2 -target mips-linux-gnu m.c -c -S -emit-llvm
18 ;; Confirm that info from callSites attribute is used as entry_value in DIExpression.
21 ; CHECK: $a0 = nsw ADDu $a1, killed renamable $a0,
22 ; CHECK-NEXT: DBG_VALUE $a0, $noreg, !14, !DIExpression(DW_OP_LLVM_entry_value, 1)
25 ; CHECKel: $a0 = nsw ADDu $a1, killed renamable $a0,
26 ; CHECKel-NEXT: DBG_VALUE $a0, $noreg, !14, !DIExpression(DW_OP_LLVM_entry_value, 1)
29 source_filename = "m.c"
30 target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"
31 target triple = "mips-unknown-linux-gnu"
33 ; Function Attrs: nounwind
34 define dso_local i32 @fn2(i32 signext %a, i32 signext %b, i32 signext %c) local_unnamed_addr !dbg !12 {
36 call void @llvm.dbg.value(metadata i32 %a, metadata !14, metadata !DIExpression()), !dbg !18
37 call void @llvm.dbg.value(metadata i32 %b, metadata !15, metadata !DIExpression()), !dbg !18
38 call void @llvm.dbg.value(metadata i32 %c, metadata !16, metadata !DIExpression()), !dbg !18
39 %add = add nsw i32 %b, %a, !dbg !18
40 %add1 = add nsw i32 %b, 10, !dbg !18
41 %call = tail call i32 @fn1(i32 signext %add, i32 signext %c, i32 signext %add1), !dbg !18
42 call void @llvm.dbg.value(metadata i32 %call, metadata !17, metadata !DIExpression()), !dbg !18
43 %cmp = icmp sgt i32 %call, 10, !dbg !22
44 %add2 = add nsw i32 %call, 10, !dbg !18
45 %retval.0 = select i1 %cmp, i32 %add2, i32 %b, !dbg !18
46 ret i32 %retval.0, !dbg !18
49 declare !dbg !4 dso_local i32 @fn1(i32 signext, i32 signext, i32 signext) local_unnamed_addr
51 ; Function Attrs: nounwind readnone speculatable willreturn
52 declare void @llvm.dbg.value(metadata, metadata, metadata)
55 !llvm.module.flags = !{!8, !9, !10}
58 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 11.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, retainedTypes: !3, splitDebugInlining: false, nameTableKind: None)
59 !1 = !DIFile(filename: "m.c", directory: "/dir")
62 !4 = !DISubprogram(name: "fn1", scope: !1, file: !1, line: 1, type: !5, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
63 !5 = !DISubroutineType(types: !6)
64 !6 = !{!7, !7, !7, !7}
65 !7 = !DIBasicType(name: "long int", size: 32, encoding: DW_ATE_signed)
66 !8 = !{i32 7, !"Dwarf Version", i32 4}
67 !9 = !{i32 2, !"Debug Info Version", i32 3}
68 !10 = !{i32 1, !"wchar_size", i32 4}
69 !11 = !{!"clang version 11.0.0"}
70 !12 = distinct !DISubprogram(name: "fn2", scope: !1, file: !1, line: 2, type: !5, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !13)
71 !13 = !{!14, !15, !16, !17}
72 !14 = !DILocalVariable(name: "a", arg: 1, scope: !12, file: !1, line: 2, type: !7)
73 !15 = !DILocalVariable(name: "b", arg: 2, scope: !12, file: !1, line: 2, type: !7)
74 !16 = !DILocalVariable(name: "c", arg: 3, scope: !12, file: !1, line: 2, type: !7)
75 !17 = !DILocalVariable(name: "local", scope: !12, file: !1, line: 3, type: !7)
76 !18 = !DILocation(line: 0, scope: !12)
77 !22 = !DILocation(line: 4, column: 13, scope: !23)
78 !23 = distinct !DILexicalBlock(scope: !12, file: !1, line: 4, column: 7)