1; RUN: llc < %s | FileCheck %s 2 3; C++ source: 4; void g(); 5; void f() { 6; try { 7; g(); 8; } catch (...) { 9; g(); 10; } 11; } 12 13; CHECK: "?f@@YAXXZ": # @"\01?f@@YAXXZ" 14; CHECK: .cv_fpo_proc "?f@@YAXXZ" 0 15; CHECK: pushl %ebp 16; CHECK: .cv_fpo_pushreg %ebp 17; CHECK: movl %esp, %ebp 18; CHECK: .cv_fpo_setframe %ebp 19; ... 20; CHECK: .cv_fpo_endprologue 21; CHECK: retl 22 23; No FPO directives in the catchpad for now. 24; CHECK: "?catch$2@?0??f@@YAXXZ@4HA": 25; CHECK-NOT: .cv_fpo 26; CHECK: retl # CATCHRET 27; FIXME: This endproc is for the parent function. To get FPO data for 28; funclets we'd have to emit it first so the scopes don't nest. 29; CHECK: .cv_fpo_endproc 30 31; CHECK-NOT: .cv_fpo_data 32; CHECK: .cv_fpo_data "?f@@YAXXZ" 33; CHECK-NOT: .cv_fpo_data 34 35; ModuleID = 't.cpp' 36source_filename = "t.cpp" 37target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32" 38target triple = "i386-pc-windows-msvc19.11.25508" 39 40define void @"\01?f@@YAXXZ"() local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) !dbg !8 { 41entry: 42 invoke void @"\01?g@@YAXXZ"() 43 to label %try.cont unwind label %catch.dispatch, !dbg !11 44 45catch.dispatch: ; preds = %entry 46 %0 = catchswitch within none [label %catch] unwind to caller, !dbg !13 47 48catch: ; preds = %catch.dispatch 49 %1 = catchpad within %0 [i8* null, i32 64, i8* null], !dbg !13 50 call void @"\01?g@@YAXXZ"() [ "funclet"(token %1) ], !dbg !14 51 catchret from %1 to label %try.cont, !dbg !16 52 53try.cont: ; preds = %entry, %catch 54 ret void, !dbg !17 55} 56 57declare void @"\01?g@@YAXXZ"() local_unnamed_addr #1 58 59declare i32 @__CxxFrameHandler3(...) 60 61attributes #0 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 62attributes #1 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 63 64!llvm.dbg.cu = !{!0} 65!llvm.module.flags = !{!3, !4, !5, !6} 66!llvm.ident = !{!7} 67 68!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 6.0.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 69!1 = !DIFile(filename: "t.cpp", directory: "C:\5Csrc\5Cllvm-project\5Cbuild", checksumkind: CSK_MD5, checksum: "1e688e4021b6626d049b9899f9d53a2a") 70!2 = !{} 71!3 = !{i32 1, !"NumRegisterParameters", i32 0} 72!4 = !{i32 2, !"CodeView", i32 1} 73!5 = !{i32 2, !"Debug Info Version", i32 3} 74!6 = !{i32 1, !"wchar_size", i32 2} 75!7 = !{!"clang version 6.0.0 "} 76!8 = distinct !DISubprogram(name: "f", linkageName: "\01?f@@YAXXZ", scope: !1, file: !1, line: 2, type: !9, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !2) 77!9 = !DISubroutineType(types: !10) 78!10 = !{null} 79!11 = !DILocation(line: 4, column: 5, scope: !12) 80!12 = distinct !DILexicalBlock(scope: !8, file: !1, line: 3, column: 7) 81!13 = !DILocation(line: 5, column: 3, scope: !12) 82!14 = !DILocation(line: 6, column: 5, scope: !15) 83!15 = distinct !DILexicalBlock(scope: !8, file: !1, line: 5, column: 17) 84!16 = !DILocation(line: 7, column: 3, scope: !15) 85!17 = !DILocation(line: 8, column: 1, scope: !8) 86