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1; RUN: llc -filetype=asm < %s | FileCheck %s2; RUN: llc -filetype=obj < %s \3; RUN: | llvm-dwarfdump -debug-info - | FileCheck %s --check-prefix=DWARF4;5; CHECK: @DEBUG_VALUE: h:x <- [DW_OP_plus_uconst {{.*}}] [$r{{.*}}+0]6; DWARF: DW_TAG_formal_parameter7; DWARF: DW_AT_location8; DWARF-NEXT: DW_OP_reg0 R09; DWARF: DW_TAG_formal_parameter10; DWARF: DW_AT_location11; DWARF-NEXT: DW_OP_reg1 R112; DWARF: DW_TAG_formal_parameter13; DWARF: DW_AT_location14; DWARF-NEXT: DW_OP_reg2 R215; DWARF: DW_TAG_formal_parameter16; DWARF: DW_AT_location17; DWARF-NEXT: DW_OP_reg3 R318; DWARF: DW_TAG_formal_parameter19; DWARF: DW_AT_location20; DWARF-NEXT: DW_OP_breg7 R7+821; generated from:22; clang -cc1 -triple thumbv7 -S -O1 arm.cpp -g23;24; int f();25; void g(float);26; void h(int, int, int, int, float x) {27; g(x = f());28; }29;30target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:64:128-a0:0:32-n32-S64"31target triple = "thumbv7-apple-ios"32 33; Function Attrs: nounwind34define arm_aapcscc void @_Z1hiiiif(i32, i32, i32, i32, float %x) #0 "frame-pointer"="all" !dbg !4 {35entry:36 tail call void @llvm.dbg.value(metadata i32 %0, metadata !12, metadata !DIExpression()), !dbg !1837 tail call void @llvm.dbg.value(metadata i32 %1, metadata !13, metadata !DIExpression()), !dbg !1838 tail call void @llvm.dbg.value(metadata i32 %2, metadata !14, metadata !DIExpression()), !dbg !1839 tail call void @llvm.dbg.value(metadata i32 %3, metadata !15, metadata !DIExpression()), !dbg !1840 tail call void @llvm.dbg.value(metadata float %x, metadata !16, metadata !DIExpression()), !dbg !1841 %call = tail call arm_aapcscc i32 @_Z1fv() #3, !dbg !1942 %conv = sitofp i32 %call to float, !dbg !1943 tail call void @llvm.dbg.value(metadata float %conv, metadata !16, metadata !DIExpression()), !dbg !1944 tail call arm_aapcscc void @_Z1gf(float %conv) #3, !dbg !1945 ret void, !dbg !2046}47 48declare arm_aapcscc void @_Z1gf(float)49 50declare arm_aapcscc i32 @_Z1fv()51 52; Function Attrs: nounwind readnone53declare void @llvm.dbg.value(metadata, metadata, metadata) #254 55attributes #0 = { nounwind }56attributes #2 = { nounwind readnone }57attributes #3 = { nounwind }58 59!llvm.dbg.cu = !{!0}60!llvm.module.flags = !{!17, !21}61 62!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, producer: "clang version 3.4 (trunk 190804) (llvm/trunk 190797)", isOptimized: true, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)63!1 = !DIFile(filename: "/<unknown>", directory: "")64!2 = !{}65!4 = distinct !DISubprogram(name: "h", linkageName: "_Z1hiiiif", line: 3, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, scopeLine: 3, file: !5, scope: !6, type: !7, retainedNodes: !11)66!5 = !DIFile(filename: "/arm.cpp", directory: "")67!6 = !DIFile(filename: "/arm.cpp", directory: "")68!7 = !DISubroutineType(types: !8)69!8 = !{null, !9, !9, !9, !9, !10}70!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)71!10 = !DIBasicType(tag: DW_TAG_base_type, name: "float", size: 32, align: 32, encoding: DW_ATE_float)72!11 = !{!12, !13, !14, !15, !16}73!12 = !DILocalVariable(name: "", line: 3, arg: 1, scope: !4, file: !6, type: !9)74!13 = !DILocalVariable(name: "", line: 3, arg: 2, scope: !4, file: !6, type: !9)75!14 = !DILocalVariable(name: "", line: 3, arg: 3, scope: !4, file: !6, type: !9)76!15 = !DILocalVariable(name: "", line: 3, arg: 4, scope: !4, file: !6, type: !9)77!16 = !DILocalVariable(name: "x", line: 3, arg: 5, scope: !4, file: !6, type: !10)78!17 = !{i32 2, !"Dwarf Version", i32 4}79!18 = !DILocation(line: 3, scope: !4)80!19 = !DILocation(line: 4, scope: !4)81!20 = !DILocation(line: 5, scope: !4)82!21 = !{i32 1, !"Debug Info Version", i32 3}83