1 ; RUN: llc -filetype=asm < %s | FileCheck %s
2 ; RUN: llc -filetype=obj < %s \
3 ; RUN: | llvm-dwarfdump -debug-info - | FileCheck %s --check-prefix=DWARF
5 ; CHECK: @DEBUG_VALUE: h:x <- [DW_OP_plus_uconst {{.*}}] [$r{{.*}}+0]
6 ; DWARF: DW_TAG_formal_parameter
7 ; DWARF: DW_AT_location
8 ; DWARF-NEXT: DW_OP_reg0 R0
9 ; DWARF: DW_TAG_formal_parameter
10 ; DWARF: DW_AT_location
11 ; DWARF-NEXT: DW_OP_reg1 R1
12 ; DWARF: DW_TAG_formal_parameter
13 ; DWARF: DW_AT_location
14 ; DWARF-NEXT: DW_OP_reg2 R2
15 ; DWARF: DW_TAG_formal_parameter
16 ; DWARF: DW_AT_location
17 ; DWARF-NEXT: DW_OP_reg3 R3
18 ; DWARF: DW_TAG_formal_parameter
19 ; DWARF: DW_AT_location
20 ; DWARF-NEXT: DW_OP_breg7 R7+8
22 ; clang -cc1 -triple thumbv7 -S -O1 arm.cpp -g
26 ; void h(int, int, int, int, float x) {
30 target 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"
31 target triple = "thumbv7-apple-ios"
33 ; Function Attrs: nounwind
34 define arm_aapcscc void @_Z1hiiiif(i32, i32, i32, i32, float %x) #0 "no-frame-pointer-elim"="true" !dbg !4 {
36 tail call void @llvm.dbg.value(metadata i32 %0, metadata !12, metadata !DIExpression()), !dbg !18
37 tail call void @llvm.dbg.value(metadata i32 %1, metadata !13, metadata !DIExpression()), !dbg !18
38 tail call void @llvm.dbg.value(metadata i32 %2, metadata !14, metadata !DIExpression()), !dbg !18
39 tail call void @llvm.dbg.value(metadata i32 %3, metadata !15, metadata !DIExpression()), !dbg !18
40 tail call void @llvm.dbg.value(metadata float %x, metadata !16, metadata !DIExpression()), !dbg !18
41 %call = tail call arm_aapcscc i32 @_Z1fv() #3, !dbg !19
42 %conv = sitofp i32 %call to float, !dbg !19
43 tail call void @llvm.dbg.value(metadata float %conv, metadata !16, metadata !DIExpression()), !dbg !19
44 tail call arm_aapcscc void @_Z1gf(float %conv) #3, !dbg !19
48 declare arm_aapcscc void @_Z1gf(float)
50 declare arm_aapcscc i32 @_Z1fv()
52 ; Function Attrs: nounwind readnone
53 declare void @llvm.dbg.value(metadata, metadata, metadata) #2
55 attributes #0 = { nounwind }
56 attributes #2 = { nounwind readnone }
57 attributes #3 = { nounwind }
60 !llvm.module.flags = !{!17, !21}
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: "")
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}