78 lines
3.7 KiB
LLVM
78 lines
3.7 KiB
LLVM
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;; Test mips64:
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; RUN: llc -emit-call-site-info -stop-after=livedebugvalues -mtriple=mips64-linux-gnu -o - %s | FileCheck %s --check-prefix=CHECK64
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;; Test mips64el:
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; RUN: llc -emit-call-site-info -stop-after=livedebugvalues -mtriple=mips64el-linux-gnu -o - %s | FileCheck %s --check-prefix=CHECK64el
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;; Built from source:
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;; extern long fn1(long,long,long);
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;; long fn2(long a, long b, long c) {
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;; long local = fn1(a+b, c, b+10);
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;; if (local > 10)
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;; return local + 10;
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;; return b;
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;; }
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;; Using command:
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;; clang -g -O2 -target mips64-linux-gnu m.c -c -S -emit-llvm
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;; Confirm that info from callSites attribute is used as entry_value in DIExpression.
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;; Test mips64:
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; CHECK64: $a0_64 = nsw DADDu $a1_64, killed renamable $a0_64,
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; CHECK64-NEXT: DBG_VALUE $a0_64, $noreg, !15, !DIExpression(DW_OP_LLVM_entry_value, 1)
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;; Test mips64el:
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; CHECK64el: $a0_64 = nsw DADDu $a1_64, killed renamable $a0_64,
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; CHECK64el-NEXT: DBG_VALUE $a0_64, $noreg, !15, !DIExpression(DW_OP_LLVM_entry_value, 1)
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; ModuleID = 'm.c'
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source_filename = "m.c"
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target datalayout = "E-m:e-i8:8:32-i16:16:32-i64:64-n32:64-S128"
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target triple = "mips64-unknown-linux-gnu"
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; Function Attrs: nounwind
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define i64 @fn2(i64 signext %a, i64 signext %b, i64 signext %c) local_unnamed_addr !dbg !13 {
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entry:
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call void @llvm.dbg.value(metadata i64 %a, metadata !15, metadata !DIExpression()), !dbg !19
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call void @llvm.dbg.value(metadata i64 %b, metadata !16, metadata !DIExpression()), !dbg !19
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call void @llvm.dbg.value(metadata i64 %c, metadata !17, metadata !DIExpression()), !dbg !19
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%add = add nsw i64 %b, %a, !dbg !19
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%add1 = add nsw i64 %b, 10, !dbg !19
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%call = tail call i64 @fn1(i64 signext %add, i64 signext %c, i64 signext %add1), !dbg !19
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call void @llvm.dbg.value(metadata i64 %call, metadata !18, metadata !DIExpression()), !dbg !19
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%cmp = icmp sgt i64 %call, 10, !dbg !23
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%add2 = add nsw i64 %call, 10, !dbg !19
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%retval.0 = select i1 %cmp, i64 %add2, i64 %b, !dbg !19
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ret i64 %retval.0, !dbg !19
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}
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declare !dbg !4 i64 @fn1(i64 signext, i64 signext, i64 signext) local_unnamed_addr
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!8, !9, !10, !11}
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!llvm.ident = !{!12}
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!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)
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!1 = !DIFile(filename: "m.c", directory: "/dir")
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!2 = !{}
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!3 = !{!4}
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!4 = !DISubprogram(name: "fn1", scope: !1, file: !1, line: 1, type: !5, flags: DIFlagPrototyped, spFlags: DISPFlagOptimized, retainedNodes: !2)
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!5 = !DISubroutineType(types: !6)
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!6 = !{!7, !7, !7, !7}
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!7 = !DIBasicType(name: "long int", size: 64, encoding: DW_ATE_signed)
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!8 = !{i32 7, !"Dwarf Version", i32 4}
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!9 = !{i32 2, !"Debug Info Version", i32 3}
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!10 = !{i32 1, !"wchar_size", i32 4}
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!11 = !{i32 7, !"PIC Level", i32 1}
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!12 = !{!"clang version 11.0.0"}
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!13 = distinct !DISubprogram(name: "fn2", scope: !1, file: !1, line: 2, type: !5, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !14)
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!14 = !{!15, !16, !17, !18}
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!15 = !DILocalVariable(name: "a", arg: 1, scope: !13, file: !1, line: 2, type: !7)
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!16 = !DILocalVariable(name: "b", arg: 2, scope: !13, file: !1, line: 2, type: !7)
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!17 = !DILocalVariable(name: "c", arg: 3, scope: !13, file: !1, line: 2, type: !7)
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!18 = !DILocalVariable(name: "local", scope: !13, file: !1, line: 3, type: !7)
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!19 = !DILocation(line: 0, scope: !13)
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!23 = !DILocation(line: 4, column: 13, scope: !24)
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!24 = distinct !DILexicalBlock(scope: !13, file: !1, line: 4, column: 7)
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