1; RUN: %llc_dwarf -filetype=obj -mattr=+vfp2 -float-abi=hard < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s 2; RUN: %llc_dwarf -filetype=obj -mattr=-vfp2 -float-abi=soft < %s | llvm-dwarfdump -debug-dump=info - | FileCheck %s 3; REQUIRES: object-emission 4 5; Generated by clang -O1 -g from the following C source: 6; float foo(float p) { 7; return p; 8; } 9 10; When using the soft-float calling convention, we have to look through a 11; bitcast to find the register which contains the argument. 12 13; CHECK: 0x{{[0-9a-f]*}}: DW_TAG_formal_parameter 14; CHECK-NEXT: DW_AT_location 15 16target datalayout = "e-m:e-p:32:32-i64:64-v128:64:128-a:0:32-n32-S64" 17target triple = "armv7--none-eabi" 18 19define float @foo(float %p) !dbg !4 { 20entry: 21 tail call void @llvm.dbg.value(metadata float %p, i64 0, metadata !9, metadata !15), !dbg !16 22 ret float %p, !dbg !18 23} 24 25declare void @llvm.dbg.value(metadata, i64, metadata, metadata) 26 27!llvm.dbg.cu = !{!0} 28!llvm.module.flags = !{!10, !11} 29 30!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0", isOptimized: true, runtimeVersion: 0, emissionKind: 1, enums: !2, subprograms: !3) 31!1 = !DIFile(filename: "test.c", directory: "") 32!2 = !{} 33!3 = !{!4} 34!4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, variables: !8) 35!5 = !DISubroutineType(types: !6) 36!6 = !{!7, !7} 37!7 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float) 38!8 = !{!9} 39!9 = !DILocalVariable(name: "p", arg: 1, scope: !4, file: !1, line: 1, type: !7) 40!10 = !{i32 2, !"Dwarf Version", i32 4} 41!11 = !{i32 2, !"Debug Info Version", i32 3} 42!15 = !DIExpression() 43!16 = !DILocation(line: 1, column: 17, scope: !4) 44!17 = !DILocation(line: 2, column: 12, scope: !4) 45!18 = !DILocation(line: 2, column: 3, scope: !4) 46