1 ; RUN: opt -S -mem2reg <%s | FileCheck %s 2 3 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 4 5 declare void @foo(i32, i64, i8*) 6 7 define void @baz(i32 %a) nounwind ssp !dbg !1 { 8 ; CHECK-LABEL: entry: 9 ; CHECK-NEXT: %"alloca point" = bitcast i32 0 to i32{{$}} 10 ; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 %a,{{.*}}, !dbg 11 ; CHECK-NEXT: call void @llvm.dbg.value(metadata i32 %a,{{.*}}, !dbg 12 ; CHECK-NEXT: call void @llvm.dbg.value(metadata i64 55,{{.*}}, !dbg 13 ; CHECK-NEXT: call void @llvm.dbg.value(metadata i8* bitcast (void (i32)* @baz to i8*),{{.*}}, !dbg 14 ; CHECK-NEXT: call void @foo({{.*}}, !dbg 15 ; CHECK-NEXT: br label %return, !dbg 16 entry: 17 %x_addr.i = alloca i32 ; <i32*> [#uses=2] 18 %y_addr.i = alloca i64 ; <i64*> [#uses=2] 19 %z_addr.i = alloca i8* ; <i8**> [#uses=2] 20 %a_addr = alloca i32 ; <i32*> [#uses=2] 21 %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] 22 call void @llvm.dbg.declare(metadata i32* %a_addr, metadata !0, metadata !DIExpression()), !dbg !7 23 store i32 %a, i32* %a_addr 24 %0 = load i32, i32* %a_addr, align 4, !dbg !8 ; <i32> [#uses=1] 25 call void @llvm.dbg.declare(metadata i32* %x_addr.i, metadata !9, metadata !DIExpression()) nounwind, !dbg !15 26 store i32 %0, i32* %x_addr.i 27 call void @llvm.dbg.declare(metadata i64* %y_addr.i, metadata !16, metadata !DIExpression()) nounwind, !dbg !15 28 store i64 55, i64* %y_addr.i 29 call void @llvm.dbg.declare(metadata i8** %z_addr.i, metadata !17, metadata !DIExpression()) nounwind, !dbg !15 30 store i8* bitcast (void (i32)* @baz to i8*), i8** %z_addr.i 31 %1 = load i32, i32* %x_addr.i, align 4, !dbg !18 ; <i32> [#uses=1] 32 %2 = load i64, i64* %y_addr.i, align 8, !dbg !18 ; <i64> [#uses=1] 33 %3 = load i8*, i8** %z_addr.i, align 8, !dbg !18 ; <i8*> [#uses=1] 34 call void @foo(i32 %1, i64 %2, i8* %3) nounwind, !dbg !18 35 br label %return, !dbg !19 36 37 ; CHECK-LABEL: return: 38 ; CHECK-NEXT: ret void, !dbg 39 return: ; preds = %entry 40 ret void, !dbg !19 41 } 42 43 !llvm.dbg.cu = !{!3} 44 !llvm.module.flags = !{!22} 45 !0 = !DILocalVariable(name: "a", line: 8, arg: 1, scope: !1, file: !2, type: !6) 46 !1 = distinct !DISubprogram(name: "baz", linkageName: "baz", line: 8, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, scopeLine: 8, file: !20, scope: !2, type: !4) 47 !2 = !DIFile(filename: "bar.c", directory: "/tmp/") 48 !3 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: true, emissionKind: FullDebug, file: !20, enums: !21, retainedTypes: !21) 49 !4 = !DISubroutineType(types: !5) 50 !5 = !{null, !6} 51 !6 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 52 !7 = !DILocation(line: 8, scope: !1) 53 !8 = !DILocation(line: 9, scope: !1) 54 !9 = !DILocalVariable(name: "x", line: 4, arg: 1, scope: !10, file: !2, type: !6) 55 !10 = distinct !DISubprogram(name: "bar", linkageName: "bar", line: 4, isLocal: true, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !3, scopeLine: 4, file: !20, scope: !2, type: !11) 56 !11 = !DISubroutineType(types: !12) 57 !12 = !{null, !6, !13, !14} 58 !13 = !DIBasicType(tag: DW_TAG_base_type, name: "long int", size: 64, align: 64, encoding: DW_ATE_signed) 59 !14 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, file: !20, scope: !2, baseType: null) 60 !15 = !DILocation(line: 4, scope: !10, inlinedAt: !8) 61 !16 = !DILocalVariable(name: "y", line: 4, arg: 2, scope: !10, file: !2, type: !13) 62 !17 = !DILocalVariable(name: "z", line: 4, arg: 3, scope: !10, file: !2, type: !14) 63 !18 = !DILocation(line: 5, scope: !10, inlinedAt: !8) 64 !19 = !DILocation(line: 10, scope: !1) 65 !20 = !DIFile(filename: "bar.c", directory: "/tmp/") 66 !21 = !{} 67 !22 = !{i32 1, !"Debug Info Version", i32 3} 68
