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