| # RUN: llc -mtriple=aarch64 -run-pass=patchable-function %s -o - | FileCheck %s |
| |
| ## The initial .loc covers PATCHABLE_FUNCTION_ENTER. |
| ## Emitting a new .loc may create a prologue_end prematurely. |
| # CHECK: name: empty |
| # CHECK: bb.0.entry |
| # CHECK: PATCHABLE_FUNCTION_ENTER{{$}} |
| # CHECK-NEXT: RET undef $lr, debug-location !9 |
| |
| --- | |
| define void @empty() #0 !dbg !6 { |
| entry: |
| ret void, !dbg !9 |
| } |
| |
| attributes #0 = { "patchable-function-entry"="1" } |
| !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) |
| !1 = !DIFile(filename: "a.c", directory: "/tmp") |
| !2 = !{} |
| !3 = !{i32 7, !"Dwarf Version", i32 4} |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !5 = !{i32 1, !"wchar_size", i32 4} |
| !6 = distinct !DISubprogram(name: "empty", scope: !1, file: !1, line: 1, type: !7, scopeLine: 1, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !2) |
| !7 = !DISubroutineType(types: !8) |
| !8 = !{null} |
| !9 = !DILocation(line: 1, column: 61, scope: !6) |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4, !5} |
| |
| ... |
| --- |
| name: empty |
| alignment: 4 |
| tracksRegLiveness: true |
| body: | |
| bb.0.entry: |
| liveins: $lr |
| RET undef $lr, debug-location !9 |
| |
| ... |