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97 lines
4.5 KiB
LLVM
97 lines
4.5 KiB
LLVM
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; REQUIRES: object-emission
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; RUN: llc -O2 -filetype=obj -mtriple=x86_64-unknown-linux-gnu < %s \
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; RUN: | llvm-dwarfdump -debug-line - | FileCheck %s
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;
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; Generated with clang -O2 -g from
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;
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; typedef float __m128 __attribute__((__vector_size__(16)));
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;
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; extern __m128 doSomething(__m128, __m128);
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;
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;
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; __m128 foo(__m128 X) { // line 6
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; const __m128 V = {0.5f, 0.5f, 0.5f, 0.5f}; // line 7
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; __m128 Sub = X - V; // line 8
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; __m128 Add = X + V; // line 9
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;
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; __m128 Result = doSomething(Add, Sub); // line 11
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;
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; return V - Result; // line 13
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; }
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;
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;
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; We want to see line 13 after line 11 without any other line in between.
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; CHECK: 0x{{[0-9a-f]*}} 11
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; CHECK-NOT: 0x{{[0-9a-f]*}} 8
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; CHECK-NOT: 0x{{[0-9a-f]*}} 9
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; CHECK: 0x{{[0-9a-f]*}} 13
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; CHECK-NOT: 0x{{[0-9a-f]*}} 8
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; CHECK-NOT: 0x{{[0-9a-f]*}} 9
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; ModuleID = 'test.c'
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source_filename = "test.c"
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; target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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; target triple = "x86_64-unknown-linux-gnu"
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; Function Attrs: nounwind uwtable
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define <4 x float> @foo(<4 x float> %X) local_unnamed_addr #0 !dbg !6 {
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entry:
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tail call void @llvm.dbg.value(metadata <4 x float> %X, metadata !15, metadata !21), !dbg !22
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tail call void @llvm.dbg.value(metadata <4 x float> <float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01>, metadata !16, metadata !21), !dbg !23
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%sub = fadd <4 x float> %X, <float -5.000000e-01, float -5.000000e-01, float -5.000000e-01, float -5.000000e-01>, !dbg !24
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tail call void @llvm.dbg.value(metadata <4 x float> %sub, metadata !18, metadata !21), !dbg !25
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%add = fadd <4 x float> %X, <float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01>, !dbg !26
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tail call void @llvm.dbg.value(metadata <4 x float> %add, metadata !19, metadata !21), !dbg !27
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%call = tail call <4 x float> @doSomething(<4 x float> %add, <4 x float> %sub) #3, !dbg !28
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tail call void @llvm.dbg.value(metadata <4 x float> %call, metadata !20, metadata !21), !dbg !29
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%sub1 = fsub <4 x float> <float 5.000000e-01, float 5.000000e-01, float 5.000000e-01, float 5.000000e-01>, %call, !dbg !30
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ret <4 x float> %sub1, !dbg !31
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}
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declare <4 x float> @doSomething(<4 x float>, <4 x float>) local_unnamed_addr #1
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.value(metadata, metadata, metadata) #2
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attributes #0 = { nounwind uwtable }
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attributes #1 = { nounwind uwtable }
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attributes #2 = { nounwind readnone }
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attributes #3 = { nounwind }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4}
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!llvm.ident = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 4.0.0 (trunk 278291)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
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!1 = !DIFile(filename: "test.c", directory: "/home/test")
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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 = !{!"clang version 4.0.0 (trunk 278291)"}
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!6 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 6, type: !7, isLocal: false, isDefinition: true, scopeLine: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !14)
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!7 = !DISubroutineType(types: !8)
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!8 = !{!9, !9}
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!9 = !DIDerivedType(tag: DW_TAG_typedef, name: "__m128", file: !1, line: 1, baseType: !10)
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!10 = !DICompositeType(tag: DW_TAG_array_type, baseType: !11, size: 128, align: 128, flags: DIFlagVector, elements: !12)
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!11 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float)
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!12 = !{!13}
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!13 = !DISubrange(count: 4)
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!14 = !{!15, !16, !18, !19, !20}
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!15 = !DILocalVariable(name: "X", arg: 1, scope: !6, file: !1, line: 6, type: !9)
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!16 = !DILocalVariable(name: "V", scope: !6, file: !1, line: 7, type: !17)
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!17 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !9)
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!18 = !DILocalVariable(name: "Sub", scope: !6, file: !1, line: 8, type: !9)
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!19 = !DILocalVariable(name: "Add", scope: !6, file: !1, line: 9, type: !9)
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!20 = !DILocalVariable(name: "Result", scope: !6, file: !1, line: 11, type: !9)
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!21 = !DIExpression()
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!22 = !DILocation(line: 6, column: 19, scope: !6)
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!23 = !DILocation(line: 7, column: 16, scope: !6)
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!24 = !DILocation(line: 8, column: 18, scope: !6)
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!25 = !DILocation(line: 8, column: 10, scope: !6)
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!26 = !DILocation(line: 9, column: 18, scope: !6)
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!27 = !DILocation(line: 9, column: 10, scope: !6)
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!28 = !DILocation(line: 11, column: 19, scope: !6)
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!29 = !DILocation(line: 11, column: 10, scope: !6)
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!30 = !DILocation(line: 13, column: 12, scope: !6)
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!31 = !DILocation(line: 13, column: 3, scope: !6)
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