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