forked from OSchip/llvm-project
76 lines
3.4 KiB
LLVM
76 lines
3.4 KiB
LLVM
; RUN: llc -filetype=obj -mtriple=riscv32 -mattr=+relax %s -o - \
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; RUN: | llvm-readobj -r | FileCheck -check-prefix=RELAX %s
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;
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; RELAX: .rela.debug_line {
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; RELAX: R_RISCV_ADD16
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; RELAX: R_RISCV_SUB16
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source_filename = "line.c"
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; Function Attrs: noinline nounwind optnone
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define i32 @init() !dbg !7 {
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entry:
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ret i32 0, !dbg !11
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}
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; Function Attrs: noinline nounwind optnone
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define i32 @foo(i32 signext %value) !dbg !12 {
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entry:
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%value.addr = alloca i32, align 4
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store i32 %value, i32* %value.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %value.addr, metadata !15, metadata !DIExpression()), !dbg !16
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%0 = load i32, i32* %value.addr, align 4, !dbg !17
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ret i32 %0, !dbg !18
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}
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.declare(metadata, metadata, metadata)
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; Function Attrs: noinline nounwind optnone
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define i32 @bar() !dbg !19 {
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entry:
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%result = alloca i32, align 4
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%v = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %result, metadata !20, metadata !DIExpression()), !dbg !21
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call void @llvm.dbg.declare(metadata i32* %v, metadata !22, metadata !DIExpression()), !dbg !23
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%call = call i32 @init(), !dbg !24
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store i32 %call, i32* %v, align 4, !dbg !23
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%0 = load i32, i32* %v, align 4, !dbg !25
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%call1 = call i32 @foo(i32 signext %0), !dbg !26
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store i32 %call1, i32* %result, align 4, !dbg !27
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%1 = load i32, i32* %result, align 4, !dbg !28
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ret i32 %1, !dbg !29
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "line.c", directory: "./")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 4}
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!7 = distinct !DISubprogram(name: "init", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 2, isOptimized: false, unit: !0, retainedNodes: !2)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !DILocation(line: 3, column: 3, scope: !7)
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!12 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 6, type: !13, isLocal: false, isDefinition: true, scopeLine: 7, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!13 = !DISubroutineType(types: !14)
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!14 = !{!10, !10}
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!15 = !DILocalVariable(name: "value", arg: 1, scope: !12, file: !1, line: 6, type: !10)
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!16 = !DILocation(line: 6, column: 13, scope: !12)
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!17 = !DILocation(line: 8, column: 10, scope: !12)
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!18 = !DILocation(line: 8, column: 3, scope: !12)
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!19 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 11, type: !8, isLocal: false, isDefinition: true, scopeLine: 12, isOptimized: false, unit: !0, retainedNodes: !2)
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!20 = !DILocalVariable(name: "result", scope: !19, file: !1, line: 13, type: !10)
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!21 = !DILocation(line: 13, column: 7, scope: !19)
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!22 = !DILocalVariable(name: "v", scope: !19, file: !1, line: 14, type: !10)
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!23 = !DILocation(line: 14, column: 7, scope: !19)
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!24 = !DILocation(line: 14, column: 11, scope: !19)
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!25 = !DILocation(line: 16, column: 16, scope: !19)
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!26 = !DILocation(line: 16, column: 12, scope: !19)
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!27 = !DILocation(line: 16, column: 10, scope: !19)
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!28 = !DILocation(line: 18, column: 10, scope: !19)
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!29 = !DILocation(line: 18, column: 3, scope: !19)
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