| ; RUN: llc -mtriple=arm64-apple-ios %s -o - | FileCheck %s |
| |
| define swifttailcc void @foo(i8* %call) ssp { |
| ; CHECK-LABEL: foo: |
| %var = alloca [28 x i8], align 16 |
| br i1 undef, label %if.then, label %if.end |
| |
| if.then: |
| ret void |
| |
| if.end: |
| ; CHECK: mov x[[NULL:[0-9]+]], xzr |
| ; CHECK: ldr [[FPTR:x[0-9]+]], [x[[NULL]]] |
| ; CHECK: br [[FPTR]] |
| call void @llvm.dbg.value(metadata i8* %call, metadata !19, metadata !DIExpression()), !dbg !21 |
| %fptr = load void (i8*)*, void (i8*)** null, align 8 |
| musttail call swifttailcc void %fptr(i8* null) |
| ret void |
| } |
| |
| declare i8* @pthread_getspecific() |
| |
| ; Function Attrs: nofree nosync nounwind readnone speculatable willreturn |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #1 |
| |
| !llvm.module.flags = !{!2} |
| !llvm.dbg.cu = !{!11} |
| |
| !2 = !{i32 2, !"Debug Info Version", i32 3} |
| !11 = distinct !DICompileUnit(language: DW_LANG_C99, file: !12, producer: "Apple clang version 13.1.6 (clang-1316.0.17.4)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !13, splitDebugInlining: false, nameTableKind: None, sysroot: "/Library/Developer/CommandLineTools/SDKs/MacOSX12.3.sdk", sdk: "MacOSX12.3.sdk") |
| !12 = !DIFile(filename: "tmp.c", directory: "/Users/tim/llvm-internal/llvm-project/build") |
| !13 = !{} |
| !14 = !{!"Apple clang version 13.1.6 (clang-1316.0.17.4)"} |
| !15 = distinct !DISubprogram(name: "bar", scope: !12, file: !12, line: 3, type: !16, scopeLine: 3, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !11, retainedNodes: !18) |
| !16 = !DISubroutineType(types: !17) |
| !17 = !{null} |
| !18 = !{!19} |
| !19 = !DILocalVariable(name: "var", scope: !15, file: !12, line: 4, type: !20) |
| !20 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !21 = !DILocation(line: 0, scope: !15) |
