forked from OSchip/llvm-project
81 lines
4.1 KiB
LLVM
81 lines
4.1 KiB
LLVM
; RUN: llc -mtriple=s390x-linux-gnu -disable-fp-elim < %s | FileCheck %s
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; RUN: llc -mtriple=s390x-linux-gnu -disable-fp-elim -filetype=obj < %s \
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; RUN: | llvm-dwarfdump -v -debug-info - | FileCheck --check-prefix=DEBUG %s
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;
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; This is a regression test making sure the location of variables is correct in
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; debugging information, even if they're addressed via the frame pointer.
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; Originally a copy of the AArch64 test, commandeered for SystemZ.
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;
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; First make sure main_arr is where we expect it: %r11 + 164
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;
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; CHECK: main:
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; CHECK: aghi %r15, -568
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; CHECK: la %r2, 164(%r11)
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; CHECK: brasl %r14, populate_array@PLT
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; DEBUG: DW_TAG_variable
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; DEBUG-NOT: DW_TAG
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; DEBUG: DW_AT_location {{.*}}(DW_OP_fbreg +164)
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; DEBUG-NOT: DW_TAG
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; DEBUG: DW_AT_name {{.*}} "main_arr"
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@.str = private unnamed_addr constant [13 x i8] c"Total is %d\0A\00", align 2
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declare void @populate_array(i32*, i32) nounwind
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declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
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declare i32 @sum_array(i32*, i32) nounwind
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define i32 @main() nounwind !dbg !14 {
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entry:
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%retval = alloca i32, align 4
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%main_arr = alloca [100 x i32], align 4
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%val = alloca i32, align 4
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store volatile i32 0, i32* %retval
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call void @llvm.dbg.declare(metadata [100 x i32]* %main_arr, metadata !17, metadata !DIExpression()), !dbg !22
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call void @llvm.dbg.declare(metadata i32* %val, metadata !23, metadata !DIExpression()), !dbg !24
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%arraydecay = getelementptr inbounds [100 x i32], [100 x i32]* %main_arr, i32 0, i32 0, !dbg !25
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call void @populate_array(i32* %arraydecay, i32 100), !dbg !25
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%arraydecay1 = getelementptr inbounds [100 x i32], [100 x i32]* %main_arr, i32 0, i32 0, !dbg !26
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%call = call i32 @sum_array(i32* %arraydecay1, i32 100), !dbg !26
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store i32 %call, i32* %val, align 4, !dbg !26
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%0 = load i32, i32* %val, align 4, !dbg !27
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%call2 = call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([13 x i8], [13 x i8]* @.str, i32 0, i32 0), i32 %0), !dbg !27
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ret i32 0, !dbg !28
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}
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declare i32 @printf(i8*, ...)
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!30}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.2 ", isOptimized: false, emissionKind: FullDebug, file: !29, enums: !1, retainedTypes: !1, globals: !1, imports: !1)
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!1 = !{}
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!5 = distinct !DISubprogram(name: "populate_array", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 4, file: !29, scope: !6, type: !7, retainedNodes: !1)
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!6 = !DIFile(filename: "simple.c", directory: "/home/timnor01/a64-trunk/build")
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!7 = !DISubroutineType(types: !8)
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!8 = !{null, !9, !10}
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!9 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, baseType: !10)
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!10 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!11 = distinct !DISubprogram(name: "sum_array", line: 9, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 9, file: !29, scope: !6, type: !12, retainedNodes: !1)
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!12 = !DISubroutineType(types: !13)
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!13 = !{!10, !9, !10}
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!14 = distinct !DISubprogram(name: "main", line: 18, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 18, file: !29, scope: !6, type: !15, retainedNodes: !1)
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!15 = !DISubroutineType(types: !16)
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!16 = !{!10}
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!17 = !DILocalVariable(name: "main_arr", line: 19, scope: !18, file: !6, type: !19)
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!18 = distinct !DILexicalBlock(line: 18, column: 16, file: !29, scope: !14)
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!19 = !DICompositeType(tag: DW_TAG_array_type, size: 3200, align: 32, baseType: !10, elements: !{!20})
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!20 = !DISubrange(count: 99)
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!22 = !DILocation(line: 19, column: 7, scope: !18)
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!23 = !DILocalVariable(name: "val", line: 20, scope: !18, file: !6, type: !10)
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!24 = !DILocation(line: 20, column: 7, scope: !18)
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!25 = !DILocation(line: 22, column: 3, scope: !18)
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!26 = !DILocation(line: 23, column: 9, scope: !18)
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!27 = !DILocation(line: 24, column: 3, scope: !18)
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!28 = !DILocation(line: 26, column: 3, scope: !18)
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!29 = !DIFile(filename: "simple.c", directory: "/home/timnor01/a64-trunk/build")
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!30 = !{i32 1, !"Debug Info Version", i32 3}
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