diff options
Diffstat (limited to 'llvm/test/Transforms/SROA/dbg-addr-diamond.ll')
| -rw-r--r-- | llvm/test/Transforms/SROA/dbg-addr-diamond.ll | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SROA/dbg-addr-diamond.ll b/llvm/test/Transforms/SROA/dbg-addr-diamond.ll new file mode 100644 index 00000000000..132da991464 --- /dev/null +++ b/llvm/test/Transforms/SROA/dbg-addr-diamond.ll @@ -0,0 +1,127 @@ +; RUN: opt -use-dbg-addr -sroa -S < %s | FileCheck %s + +; ModuleID = '<stdin>' +source_filename = "newvars.c" +target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128" +target triple = "x86_64-pc-windows-msvc19.0.24215" + +%struct.Pair = type { i32, i32 } + +@pair = internal global %struct.Pair zeroinitializer + +; Function Attrs: nounwind uwtable +define void @if_else(i32 %cond, i32 %a, i32 %b) !dbg !8 { +entry: + %p = alloca %struct.Pair, align 4 + %0 = bitcast %struct.Pair* %p to i8*, !dbg !25 + call void @llvm.dbg.addr(metadata %struct.Pair* %p, metadata !20, metadata !DIExpression()), !dbg !26 + %x = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 0, !dbg !27 + store i32 %a, i32* %x, align 4, !dbg !28 + %y = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 1, !dbg !34 + store i32 %b, i32* %y, align 4, !dbg !35 + %tobool = icmp ne i32 %cond, 0, !dbg !37 + br i1 %tobool, label %if.then, label %if.else, !dbg !39 + +if.then: ; preds = %entry + %x1 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 0, !dbg !40 + store i32 0, i32* %x1, align 4, !dbg !42 + %y2 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 1, !dbg !43 + store i32 %a, i32* %y2, align 4, !dbg !44 + br label %if.end, !dbg !45 + +if.else: ; preds = %entry + %x3 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 0, !dbg !46 + store i32 %b, i32* %x3, align 4, !dbg !48 + %y4 = getelementptr inbounds %struct.Pair, %struct.Pair* %p, i32 0, i32 1, !dbg !49 + store i32 0, i32* %y4, align 4, !dbg !50 + br label %if.end + +if.end: ; preds = %if.else, %if.then + %1 = bitcast %struct.Pair* %p to i8*, !dbg !51 + %2 = bitcast %struct.Pair* @pair to i8*, !dbg !51 + call void @llvm.memcpy.p0i8.p0i8.i64(i8* %2, i8* %1, i64 8, i32 4, i1 false), !dbg !51 + ret void +} + +; CHECK-LABEL: define void @if_else(i32 %cond, i32 %a, i32 %b) +; CHECK: entry: +; CHECK: call void @llvm.dbg.value(metadata i32 %a, metadata ![[PVAR:[0-9]+]], metadata ![[XFRAG:DIExpression\(DW_OP_LLVM_fragment, 0, 32\)]]) +; CHECK: call void @llvm.dbg.value(metadata i32 %b, metadata ![[PVAR]], metadata ![[YFRAG:DIExpression\(DW_OP_LLVM_fragment, 32, 32\)]]) +; CHECK: if.then: +; CHECK: call void @llvm.dbg.value(metadata i32 0, metadata ![[PVAR]], metadata ![[XFRAG]]) +; CHECK: call void @llvm.dbg.value(metadata i32 %a, metadata ![[PVAR]], metadata ![[YFRAG]]) +; CHECK: if.else: +; CHECK: call void @llvm.dbg.value(metadata i32 %b, metadata ![[PVAR]], metadata ![[XFRAG]]) +; CHECK: call void @llvm.dbg.value(metadata i32 0, metadata ![[PVAR]], metadata ![[YFRAG]]) +; CHECK: if.end: +; CHECK: %p.sroa.4.0 = phi i32 [ %a, %if.then ], [ 0, %if.else ] +; CHECK: %p.sroa.0.0 = phi i32 [ 0, %if.then ], [ %b, %if.else ] +; CHECK: call void @llvm.dbg.value(metadata i32 %p.sroa.0.0, metadata ![[PVAR]], metadata ![[XFRAG]]) +; CHECK: call void @llvm.dbg.value(metadata i32 %p.sroa.4.0, metadata ![[PVAR]], metadata ![[YFRAG]]) + +; CHECK: ![[PVAR]] = !DILocalVariable(name: "p", {{.*}}) + +; Function Attrs: argmemonly nounwind +declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i32, i1) #2 + +; Function Attrs: nounwind readnone speculatable +declare void @llvm.dbg.addr(metadata, metadata, metadata) + +!llvm.dbg.cu = !{!0} +!llvm.module.flags = !{!3, !4, !5, !6} +!llvm.ident = !{!7} + +!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) +!1 = !DIFile(filename: "newvars.c", directory: "C:\5Csrc\5Cllvm-project\5Cbuild") +!2 = !{} +!3 = !{i32 2, !"Dwarf Version", i32 4} +!4 = !{i32 2, !"Debug Info Version", i32 3} +!5 = !{i32 1, !"wchar_size", i32 2} +!6 = !{i32 7, !"PIC Level", i32 2} +!7 = !{!"clang version 6.0.0 "} +!8 = distinct !DISubprogram(name: "if_else", scope: !1, file: !1, line: 2, type: !9, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !16) +!9 = !DISubroutineType(types: !10) +!10 = !{!11, !14, !14, !14} +!11 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "Pair", file: !1, line: 1, size: 64, elements: !12) +!12 = !{!13, !15} +!13 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !11, file: !1, line: 1, baseType: !14, size: 32) +!14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) +!15 = !DIDerivedType(tag: DW_TAG_member, name: "y", scope: !11, file: !1, line: 1, baseType: !14, size: 32, offset: 32) +!16 = !{!17, !18, !19, !20} +!17 = !DILocalVariable(name: "b", arg: 3, scope: !8, file: !1, line: 2, type: !14) +!18 = !DILocalVariable(name: "a", arg: 2, scope: !8, file: !1, line: 2, type: !14) +!19 = !DILocalVariable(name: "cond", arg: 1, scope: !8, file: !1, line: 2, type: !14) +!20 = !DILocalVariable(name: "p", scope: !8, file: !1, line: 3, type: !11) +!22 = !DILocation(line: 2, column: 42, scope: !8) +!23 = !DILocation(line: 2, column: 35, scope: !8) +!24 = !DILocation(line: 2, column: 25, scope: !8) +!25 = !DILocation(line: 3, column: 3, scope: !8) +!26 = !DILocation(line: 3, column: 15, scope: !8) +!27 = !DILocation(line: 4, column: 5, scope: !8) +!28 = !DILocation(line: 4, column: 7, scope: !8) +!29 = !{!30, !31, i64 0} +!30 = !{!"Pair", !31, i64 0, !31, i64 4} +!31 = !{!"int", !32, i64 0} +!32 = !{!"omnipotent char", !33, i64 0} +!33 = !{!"Simple C/C++ TBAA"} +!34 = !DILocation(line: 5, column: 5, scope: !8) +!35 = !DILocation(line: 5, column: 7, scope: !8) +!36 = !{!30, !31, i64 4} +!37 = !DILocation(line: 6, column: 7, scope: !38) +!38 = distinct !DILexicalBlock(scope: !8, file: !1, line: 6, column: 7) +!39 = !DILocation(line: 6, column: 7, scope: !8) +!40 = !DILocation(line: 7, column: 7, scope: !41) +!41 = distinct !DILexicalBlock(scope: !38, file: !1, line: 6, column: 13) +!42 = !DILocation(line: 7, column: 9, scope: !41) +!43 = !DILocation(line: 8, column: 7, scope: !41) +!44 = !DILocation(line: 8, column: 9, scope: !41) +!45 = !DILocation(line: 9, column: 3, scope: !41) +!46 = !DILocation(line: 10, column: 7, scope: !47) +!47 = distinct !DILexicalBlock(scope: !38, file: !1, line: 9, column: 10) +!48 = !DILocation(line: 10, column: 9, scope: !47) +!49 = !DILocation(line: 11, column: 7, scope: !47) +!50 = !DILocation(line: 11, column: 9, scope: !47) +!51 = !DILocation(line: 13, column: 10, scope: !8) +!52 = !{i64 0, i64 4, !53, i64 4, i64 4, !53} +!53 = !{!31, !31, i64 0} +!54 = !DILocation(line: 14, column: 1, scope: !8) |
