1# RUN: llc -mtriple=aarch64 -run-pass=patchable-function %s -o - | FileCheck %s 2 3## The initial .loc covers PATCHABLE_FUNCTION_ENTER. 4## Emitting a new .loc may create a prologue_end prematurely. 5# CHECK: name: empty 6# CHECK: bb.0.entry 7# CHECK: PATCHABLE_FUNCTION_ENTER{{$}} 8# CHECK-NEXT: RET undef $lr, debug-location !9 9 10--- | 11 define void @empty() #0 !dbg !6 { 12 entry: 13 ret void, !dbg !9 14 } 15 16 attributes #0 = { "patchable-function-entry"="1" } 17 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 11.0.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None) 18 !1 = !DIFile(filename: "a.c", directory: "/tmp") 19 !2 = !{} 20 !3 = !{i32 7, !"Dwarf Version", i32 4} 21 !4 = !{i32 2, !"Debug Info Version", i32 3} 22 !5 = !{i32 1, !"wchar_size", i32 4} 23 !6 = distinct !DISubprogram(name: "empty", scope: !1, file: !1, line: 1, type: !7, scopeLine: 1, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) 24 !7 = !DISubroutineType(types: !8) 25 !8 = !{null} 26 !9 = !DILocation(line: 1, column: 61, scope: !6) 27 !llvm.dbg.cu = !{!0} 28 !llvm.module.flags = !{!3, !4, !5} 29 30... 31--- 32name: empty 33alignment: 4 34tracksRegLiveness: true 35body: | 36 bb.0.entry: 37 liveins: $lr 38 RET undef $lr, debug-location !9 39 40... 41