| ; RUN: llc %s -o - -stop-before=phi-node-elimination \ |
| ; RUN: -experimental-debug-variable-locations=true \ |
| ; RUN: | FileCheck %s --check-prefixes=DYN_LOWERED |
| |
| ;; Copy of instr-ref-dyn-alloca-win32.ll, targetting 64 bit Windows. Here, |
| ;; _chkstk doesn't return with a modified stack pointer, instead we have to |
| ;; edit it with our own subtract operation. Check that it's labelled and the |
| ;; substitution is correct. This also covers the code paths for non-Windows on |
| ;; x86. |
| |
| ; DYN_LOWERED: debugValueSubstitutions: |
| ; DYN_LOWERED-NEXT: - { srcinst: 1, srcop: 2, dstinst: 2, dstop: 0, subreg: 0 } |
| ; DYN_LOWERED: SUB64rr $rsp, killed $rax, {{.*}} debug-instr-number 2, |
| |
| source_filename = "test/DebugInfo/COFF/types-array-advanced.ll" |
| target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-pc-windows-msvc19.0.24210" |
| |
| %struct.incomplete_struct = type { i32 } |
| |
| @"\01?multi_dim_arr@@3PAY146DA" = global [2 x [5 x [7 x i8]]] zeroinitializer, align 1, !dbg !0 |
| @"\01?p_incomplete_struct_arr@@3PAY02Uincomplete_struct@@A" = global ptr null, align 4, !dbg !6 |
| @"\01?incomplete_struct_arr@@3PAUincomplete_struct@@A" = global [3 x %struct.incomplete_struct] zeroinitializer, align 4, !dbg !16 |
| @"\01?typedef_arr@@3SDHD" = constant [4 x i32] zeroinitializer, align 4, !dbg !18 |
| |
| ; Function Attrs: nounwind |
| define void @"\01?foo@@YAXH@Z"(i32 %x) #0 !dbg !35 { |
| entry: |
| %x.addr = alloca i32, align 4 |
| %saved_stack = alloca ptr, align 4 |
| store i32 %x, ptr %x.addr, align 4 |
| call void @llvm.dbg.declare(metadata ptr %x.addr, metadata !38, metadata !39), !dbg !40 |
| %0 = load i32, ptr %x.addr, align 4, !dbg !41 |
| %1 = call ptr @llvm.stacksave(), !dbg !42 |
| store ptr %1, ptr %saved_stack, align 4, !dbg !42 |
| %vla = alloca i32, i32 %0, align 4, !dbg !42 |
| call void @llvm.dbg.declare(metadata ptr %vla, metadata !43, metadata !47), !dbg !48 |
| store i32 0, ptr %vla, align 4, !dbg !50 |
| %2 = load ptr, ptr %saved_stack, align 4, !dbg !51 |
| call void @llvm.stackrestore(ptr %2), !dbg !51 |
| ret void, !dbg !51 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) |
| |
| ; Function Attrs: nounwind |
| declare ptr @llvm.stacksave() |
| |
| ; Function Attrs: nounwind |
| declare void @llvm.stackrestore(ptr) |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!32, !33} |
| !llvm.ident = !{!34} |
| |
| !0 = distinct !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = !DIGlobalVariable(name: "multi_dim_arr", linkageName: "\01?multi_dim_arr@@3PAY146DA", scope: !2, file: !3, line: 1, type: !26, isLocal: false, isDefinition: true) |
| !2 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !3, producer: "clang version 3.9.0 (trunk 273874)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5) |
| !3 = !DIFile(filename: "t.cpp", directory: "/") |
| !4 = !{} |
| !5 = !{!0, !6, !16, !18} |
| !6 = distinct !DIGlobalVariableExpression(var: !7, expr: !DIExpression()) |
| !7 = !DIGlobalVariable(name: "p_incomplete_struct_arr", linkageName: "\01?p_incomplete_struct_arr@@3PAY02Uincomplete_struct@@A", scope: !2, file: !3, line: 3, type: !8, isLocal: false, isDefinition: true) |
| !8 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !9, size: 32, align: 32) |
| !9 = !DICompositeType(tag: DW_TAG_array_type, baseType: !10, elements: !14) |
| !10 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "incomplete_struct", file: !3, line: 4, size: 32, align: 32, elements: !11, identifier: ".?AUincomplete_struct@@") |
| !11 = !{!12} |
| !12 = !DIDerivedType(tag: DW_TAG_member, name: "s1", scope: !10, file: !3, line: 5, baseType: !13, size: 32, align: 32) |
| !13 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !14 = !{!15} |
| !15 = !DISubrange(count: 3) |
| !16 = distinct !DIGlobalVariableExpression(var: !17, expr: !DIExpression()) |
| !17 = !DIGlobalVariable(name: "incomplete_struct_arr", linkageName: "\01?incomplete_struct_arr@@3PAUincomplete_struct@@A", scope: !2, file: !3, line: 6, type: !9, isLocal: false, isDefinition: true) |
| !18 = distinct !DIGlobalVariableExpression(var: !19, expr: !DIExpression()) |
| !19 = !DIGlobalVariable(name: "typedef_arr", linkageName: "\01?typedef_arr@@3SDHD", scope: !2, file: !3, line: 14, type: !20, isLocal: false, isDefinition: true) |
| !20 = !DICompositeType(tag: DW_TAG_array_type, baseType: !21, size: 128, align: 32, elements: !24) |
| !21 = !DIDerivedType(tag: DW_TAG_typedef, name: "T_INT", file: !3, line: 13, baseType: !22) |
| !22 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !23) |
| !23 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !13) |
| !24 = !{!25} |
| !25 = !DISubrange(count: 4) |
| !26 = !DICompositeType(tag: DW_TAG_array_type, baseType: !27, size: 560, align: 8, elements: !28) |
| !27 = !DIBasicType(name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char) |
| !28 = !{!29, !30, !31} |
| !29 = !DISubrange(count: 2) |
| !30 = !DISubrange(count: 5) |
| !31 = !DISubrange(count: 7) |
| !32 = !{i32 2, !"CodeView", i32 1} |
| !33 = !{i32 2, !"Debug Info Version", i32 3} |
| !34 = !{!"clang version 3.9.0 (trunk 273874)"} |
| !35 = distinct !DISubprogram(name: "foo", linkageName: "\01?foo@@YAXH@Z", scope: !3, file: !3, line: 8, type: !36, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !2, retainedNodes: !4) |
| !36 = !DISubroutineType(types: !37) |
| !37 = !{null, !13} |
| !38 = !DILocalVariable(name: "x", arg: 1, scope: !35, file: !3, line: 8, type: !13) |
| !39 = !DIExpression() |
| !40 = !DILocation(line: 8, column: 14, scope: !35) |
| !41 = !DILocation(line: 9, column: 21, scope: !35) |
| !42 = !DILocation(line: 9, column: 4, scope: !35) |
| !43 = !DILocalVariable(name: "dyn_size_arr", scope: !35, file: !3, line: 9, type: !44) |
| !44 = !DICompositeType(tag: DW_TAG_array_type, baseType: !13, align: 32, elements: !45) |
| !45 = !{!46} |
| !46 = !DISubrange(count: -1) |
| !47 = !DIExpression(DW_OP_deref) |
| !48 = !DILocation(line: 9, column: 8, scope: !35) |
| !49 = !DILocation(line: 10, column: 4, scope: !35) |
| !50 = !DILocation(line: 10, column: 20, scope: !35) |
| !51 = !DILocation(line: 11, column: 1, scope: !35) |
| |