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; RUN: llc -march=x86 -O0 < %s | FileCheck %s
; Currently, dbg.declare generates a DEBUG_VALUE comment. Eventually it will
; generate DWARF and this test will need to be modified or removed.
%struct.Pt = type { double, double }
%struct.Rect = type { %struct.Pt, %struct.Pt }
define double @foo(%struct.Rect* byval %my_r0) nounwind ssp {
entry:
;CHECK: DEBUG_VALUE
%retval = alloca double ; <double*> [#uses=2]
%0 = alloca double ; <double*> [#uses=2]
%"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
call void @llvm.dbg.declare(metadata %struct.Rect* %my_r0, metadata !0, metadata !MDExpression()), !dbg !15
%1 = getelementptr inbounds %struct.Rect, %struct.Rect* %my_r0, i32 0, i32 0, !dbg !16 ; <%struct.Pt*> [#uses=1]
%2 = getelementptr inbounds %struct.Pt, %struct.Pt* %1, i32 0, i32 0, !dbg !16 ; <double*> [#uses=1]
%3 = load double, double* %2, align 8, !dbg !16 ; <double> [#uses=1]
store double %3, double* %0, align 8, !dbg !16
%4 = load double, double* %0, align 8, !dbg !16 ; <double> [#uses=1]
store double %4, double* %retval, align 8, !dbg !16
br label %return, !dbg !16
return: ; preds = %entry
%retval1 = load double, double* %retval, !dbg !16 ; <double> [#uses=1]
ret double %retval1, !dbg !16
}
declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
!llvm.dbg.cu = !{!3}
!llvm.module.flags = !{!21}
!0 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "my_r0", line: 11, arg: 0, scope: !1, file: !2, type: !7)
!1 = !MDSubprogram(name: "foo", linkageName: "foo", line: 11, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scopeLine: 11, file: !19, scope: !2, type: !4, function: double (%struct.Rect*)* @foo)
!2 = !MDFile(filename: "b2.c", directory: "/tmp/")
!3 = !MDCompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: false, emissionKind: 0, file: !19, enums: !20, retainedTypes: !20, subprograms: !18)
!4 = !MDSubroutineType(types: !5)
!5 = !{!6, !7}
!6 = !MDBasicType(tag: DW_TAG_base_type, name: "double", size: 64, align: 64, encoding: DW_ATE_float)
!7 = !MDCompositeType(tag: DW_TAG_structure_type, name: "Rect", line: 6, size: 256, align: 64, file: !19, scope: !2, elements: !8)
!8 = !{!9, !14}
!9 = !MDDerivedType(tag: DW_TAG_member, name: "P1", line: 7, size: 128, align: 64, file: !19, scope: !7, baseType: !10)
!10 = !MDCompositeType(tag: DW_TAG_structure_type, name: "Pt", line: 1, size: 128, align: 64, file: !19, scope: !2, elements: !11)
!11 = !{!12, !13}
!12 = !MDDerivedType(tag: DW_TAG_member, name: "x", line: 2, size: 64, align: 64, file: !19, scope: !10, baseType: !6)
!13 = !MDDerivedType(tag: DW_TAG_member, name: "y", line: 3, size: 64, align: 64, offset: 64, file: !19, scope: !10, baseType: !6)
!14 = !MDDerivedType(tag: DW_TAG_member, name: "P2", line: 8, size: 128, align: 64, offset: 128, file: !19, scope: !7, baseType: !10)
!15 = !MDLocation(line: 11, scope: !1)
!16 = !MDLocation(line: 12, scope: !17)
!17 = distinct !MDLexicalBlock(line: 11, column: 0, file: !19, scope: !1)
!18 = !{!1}
!19 = !MDFile(filename: "b2.c", directory: "/tmp/")
!20 = !{i32 0}
!21 = !{i32 1, !"Debug Info Version", i32 3}
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