| ; RUN: llc < %s -mtriple=arm64-windows -filetype=obj | llvm-readobj --codeview - | FileCheck %s --check-prefix=OBJ |
| |
| ; Generated from: |
| ; volatile int x; |
| ; int getint(void); |
| ; void putint(int); |
| ; static inline int inlineinc(int a) { |
| ; int b = a + 1; |
| ; ++x; |
| ; return b; |
| ; } |
| ; void f(int p) { |
| ; if (p) { |
| ; int a = getint(); |
| ; int b = inlineinc(a); |
| ; putint(b); |
| ; } else { |
| ; int c = getint(); |
| ; putint(c); |
| ; } |
| ; } |
| |
| |
| ; OBJ: DefRangeRegisterRelSym { |
| ; OBJ: Kind: S_DEFRANGE_REGISTER_REL (0x1145) |
| ; OBJ: BaseRegister: ARM64_SP (0x51) |
| ; OBJ: HasSpilledUDTMember: No |
| ; OBJ: OffsetInParent: 0 |
| ; OBJ: BasePointerOffset: 12 |
| ; OBJ: LocalVariableAddrRange { |
| ; OBJ: OffsetStart: .text+0x14 |
| ; OBJ: ISectStart: 0x0 |
| ; OBJ: Range: 0x30 |
| ; OBJ: } |
| ; OBJ: } |
| |
| ; ModuleID = 't.cpp' |
| source_filename = "test/DebugInfo/COFF/register-variables-arm64.ll" |
| target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128" |
| target triple = "arm64-unknown-windows-msvc19.16.27023" |
| |
| @x = common dso_local global i32 0, align 4, !dbg !0 |
| |
| ; Function Attrs: noinline nounwind optnone uwtable |
| define dso_local void @f(i32 %p) #0 !dbg !12 { |
| entry: |
| %p.addr = alloca i32, align 4 |
| %a = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| %c = alloca i32, align 4 |
| store i32 %p, i32* %p.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %p.addr, metadata !15, metadata !DIExpression()), !dbg !16 |
| %0 = load i32, i32* %p.addr, align 4, !dbg !17 |
| %tobool = icmp ne i32 %0, 0, !dbg !17 |
| br i1 %tobool, label %if.then, label %if.else, !dbg !17 |
| |
| if.then: ; preds = %entry |
| call void @llvm.dbg.declare(metadata i32* %a, metadata !18, metadata !DIExpression()), !dbg !21 |
| %call = call i32 @getint(), !dbg !21 |
| store i32 %call, i32* %a, align 4, !dbg !21 |
| call void @llvm.dbg.declare(metadata i32* %b, metadata !22, metadata !DIExpression()), !dbg !23 |
| %1 = load i32, i32* %a, align 4, !dbg !23 |
| %call1 = call i32 @inlineinc(i32 %1), !dbg !23 |
| store i32 %call1, i32* %b, align 4, !dbg !23 |
| %2 = load i32, i32* %b, align 4, !dbg !24 |
| call void @putint(i32 %2), !dbg !24 |
| br label %if.end, !dbg !25 |
| |
| if.else: ; preds = %entry |
| call void @llvm.dbg.declare(metadata i32* %c, metadata !26, metadata !DIExpression()), !dbg !28 |
| %call2 = call i32 @getint(), !dbg !28 |
| store i32 %call2, i32* %c, align 4, !dbg !28 |
| %3 = load i32, i32* %c, align 4, !dbg !29 |
| call void @putint(i32 %3), !dbg !29 |
| br label %if.end, !dbg !30 |
| |
| if.end: ; preds = %if.else, %if.then |
| ret void, !dbg !31 |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| declare dso_local i32 @getint() #2 |
| |
| ; Function Attrs: noinline nounwind optnone uwtable |
| define internal i32 @inlineinc(i32 %a) #0 !dbg !32 { |
| entry: |
| %a.addr = alloca i32, align 4 |
| %b = alloca i32, align 4 |
| store i32 %a, i32* %a.addr, align 4 |
| call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !35, metadata !DIExpression()), !dbg !36 |
| call void @llvm.dbg.declare(metadata i32* %b, metadata !37, metadata !DIExpression()), !dbg !38 |
| %0 = load i32, i32* %a.addr, align 4, !dbg !38 |
| %add = add nsw i32 %0, 1, !dbg !38 |
| store i32 %add, i32* %b, align 4, !dbg !38 |
| %1 = load volatile i32, i32* @x, align 4, !dbg !39 |
| %inc = add nsw i32 %1, 1, !dbg !39 |
| store volatile i32 %inc, i32* @x, align 4, !dbg !39 |
| %2 = load i32, i32* %b, align 4, !dbg !40 |
| ret i32 %2, !dbg !40 |
| } |
| |
| declare dso_local void @putint(i32) #2 |
| |
| !llvm.dbg.cu = !{!2} |
| !llvm.module.flags = !{!8, !9, !10} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = distinct !DIGlobalVariable(name: "x", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true) |
| !2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 9.0.0 (trunk 361867) (llvm/trunk 361866)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: None) |
| !3 = !DIFile(filename: "t.c", directory: "S:\5CLLVM\5Csvn\5Csbr\5Cbin", checksumkind: CSK_MD5, checksum: "734c448e95a6204a439a847ed063e5ce") |
| !4 = !{} |
| !5 = !{!0} |
| !6 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !7) |
| !7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !8 = !{i32 2, !"CodeView", i32 1} |
| !9 = !{i32 2, !"Debug Info Version", i32 3} |
| !10 = !{i32 1, !"wchar_size", i32 2} |
| !11 = !{!"clang version 9.0.0 (trunk 361867) (llvm/trunk 361866)"} |
| !12 = distinct !DISubprogram(name: "f", scope: !3, file: !3, line: 9, type: !13, scopeLine: 9, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !2, retainedNodes: !4) |
| !13 = !DISubroutineType(types: !14) |
| !14 = !{null, !7} |
| !15 = !DILocalVariable(name: "p", arg: 1, scope: !12, file: !3, line: 9, type: !7) |
| !16 = !DILocation(line: 9, scope: !12) |
| !17 = !DILocation(line: 10, scope: !12) |
| !18 = !DILocalVariable(name: "a", scope: !19, file: !3, line: 11, type: !7) |
| !19 = distinct !DILexicalBlock(scope: !20, file: !3, line: 10) |
| !20 = distinct !DILexicalBlock(scope: !12, file: !3, line: 10) |
| !21 = !DILocation(line: 11, scope: !19) |
| !22 = !DILocalVariable(name: "b", scope: !19, file: !3, line: 12, type: !7) |
| !23 = !DILocation(line: 12, scope: !19) |
| !24 = !DILocation(line: 13, scope: !19) |
| !25 = !DILocation(line: 14, scope: !19) |
| !26 = !DILocalVariable(name: "c", scope: !27, file: !3, line: 15, type: !7) |
| !27 = distinct !DILexicalBlock(scope: !20, file: !3, line: 14) |
| !28 = !DILocation(line: 15, scope: !27) |
| !29 = !DILocation(line: 16, scope: !27) |
| !30 = !DILocation(line: 17, scope: !27) |
| !31 = !DILocation(line: 18, scope: !12) |
| !32 = distinct !DISubprogram(name: "inlineinc", scope: !3, file: !3, line: 4, type: !33, scopeLine: 4, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !2, retainedNodes: !4) |
| !33 = !DISubroutineType(types: !34) |
| !34 = !{!7, !7} |
| !35 = !DILocalVariable(name: "a", arg: 1, scope: !32, file: !3, line: 4, type: !7) |
| !36 = !DILocation(line: 4, scope: !32) |
| !37 = !DILocalVariable(name: "b", scope: !32, file: !3, line: 5, type: !7) |
| !38 = !DILocation(line: 5, scope: !32) |
| !39 = !DILocation(line: 6, scope: !32) |
| !40 = !DILocation(line: 7, scope: !32) |