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44 lines
1.8 KiB
44 lines
1.8 KiB
4 months ago
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; RUN: %llc_dwarf -filetype=obj -mattr=+vfp2 -float-abi=hard < %s | llvm-dwarfdump -debug-info - | FileCheck %s
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; RUN: %llc_dwarf -filetype=obj -mattr=-vfp2 -float-abi=soft < %s | llvm-dwarfdump -debug-info - | FileCheck %s
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; Generated by clang -O1 -g from the following C source:
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; float foo(float p) {
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; return p;
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; }
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; When using the soft-float calling convention, we have to look through a
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; bitcast to find the register which contains the argument.
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; CHECK: 0x{{[0-9a-f]*}}: DW_TAG_formal_parameter
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; CHECK-NEXT: DW_AT_location
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target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64"
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target triple = "armv7--none-eabi"
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define float @foo(float %p) !dbg !4 {
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entry:
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tail call void @llvm.dbg.value(metadata float %p, metadata !9, metadata !15), !dbg !16
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ret float %p, !dbg !18
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}
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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 = !{!10, !11}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "test.c", directory: "")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !8)
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!5 = !DISubroutineType(types: !6)
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!6 = !{!7, !7}
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!7 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float)
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!8 = !{!9}
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!9 = !DILocalVariable(name: "p", arg: 1, scope: !4, file: !1, line: 1, type: !7)
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!10 = !{i32 2, !"Dwarf Version", i32 4}
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!11 = !{i32 2, !"Debug Info Version", i32 3}
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!15 = !DIExpression()
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!16 = !DILocation(line: 1, column: 17, scope: !4)
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!17 = !DILocation(line: 2, column: 12, scope: !4)
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!18 = !DILocation(line: 2, column: 3, scope: !4)
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