1; RUN: llc -o - %s -verify-machineinstrs -mtriple=aarch64-windows | FileCheck %s 2 3; Windows runtime passes the establisher frame as the second argument to the 4; termination handler. Check that we copy it into fp. 5 6; CHECK: ?dtor$6@?0?main@4HA": 7; CHECK: .seh_proc "?dtor$6@?0?main@4HA" 8; CHECK: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill 9; CHECK-NEXT: .seh_save_fplr_x 16 10; CHECK-NEXT: .seh_endprologue 11; CHECK-NEXT: mov x29, x1 12 13target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128" 14target triple = "aarch64-unknown-windows-msvc19.15.26732" 15 16; Function Attrs: noinline nounwind optnone uwtable 17define dso_local i32 @main() #0 personality ptr @__C_specific_handler { 18entry: 19 %retval = alloca i32, align 4 20 %Counter = alloca i32, align 4 21 %__exception_code = alloca i32, align 4 22 call void (...) @llvm.localescape(ptr %Counter) 23 store i32 0, ptr %retval, align 4 24 store i32 0, ptr %Counter, align 4 25 %call = invoke i32 @RaiseStatus(i32 -1073741675) #3 26 to label %invoke.cont unwind label %ehcleanup 27 28invoke.cont: ; preds = %entry 29 %0 = call ptr @llvm.localaddress() 30 invoke void @"?fin$0@0@main@@"(i8 0, ptr %0) #3 31 to label %invoke.cont1 unwind label %catch.dispatch 32 33invoke.cont1: ; preds = %invoke.cont 34 br label %__try.cont 35 36ehcleanup: ; preds = %entry 37 %1 = cleanuppad within none [] 38 %2 = call ptr @llvm.localaddress() 39 invoke void @"?fin$0@0@main@@"(i8 1, ptr %2) #3 [ "funclet"(token %1) ] 40 to label %invoke.cont2 unwind label %catch.dispatch 41 42invoke.cont2: ; preds = %ehcleanup 43 cleanupret from %1 unwind label %catch.dispatch 44 45catch.dispatch: ; preds = %invoke.cont2, %ehcleanup, %invoke.cont 46 %3 = catchswitch within none [label %__except] unwind to caller 47 48__except: ; preds = %catch.dispatch 49 %4 = catchpad within %3 [ptr null] 50 catchret from %4 to label %__except3 51 52__except3: ; preds = %__except 53 %5 = call i32 @llvm.eh.exceptioncode(token %4) 54 store i32 %5, ptr %__exception_code, align 4 55 %6 = load i32, ptr %Counter, align 4 56 %add = add nsw i32 %6, 5 57 store i32 %add, ptr %Counter, align 4 58 br label %__try.cont 59 60__try.cont: ; preds = %__except3, %invoke.cont1 61 %7 = load i32, ptr %retval, align 4 62 ret i32 %7 63} 64 65define internal void @"?fin$0@0@main@@"(i8 %abnormal_termination, ptr %frame_pointer) { 66entry: 67 %frame_pointer.addr = alloca ptr, align 8 68 %abnormal_termination.addr = alloca i8, align 1 69 %0 = call ptr @llvm.localrecover(ptr @main, ptr %frame_pointer, i32 0) 70 store ptr %frame_pointer, ptr %frame_pointer.addr, align 8 71 store i8 %abnormal_termination, ptr %abnormal_termination.addr, align 1 72 store i32 3, ptr %0, align 4 73 call void @"?fin$1@0@main@@"(i8 0, ptr %frame_pointer) 74 %1 = load i32, ptr %0, align 4 75 %add = add nsw i32 %1, 2 76 store i32 %add, ptr %0, align 4 77 %call = call i32 @RaiseStatus(i32 -1073741675) 78 ret void 79} 80 81; Function Attrs: nounwind readnone 82declare ptr @llvm.localrecover(ptr, ptr, i32) #1 83 84define internal void @"?fin$1@0@main@@"(i8 %abnormal_termination, ptr %frame_pointer) { 85entry: 86 %frame_pointer.addr = alloca ptr, align 8 87 %abnormal_termination.addr = alloca i8, align 1 88 %0 = call ptr @llvm.localrecover(ptr @main, ptr %frame_pointer, i32 0) 89 store ptr %frame_pointer, ptr %frame_pointer.addr, align 8 90 store i8 %abnormal_termination, ptr %abnormal_termination.addr, align 1 91 %1 = load i32, ptr %0, align 4 92 %cmp = icmp eq i32 %1, 3 93 br i1 %cmp, label %if.then, label %if.end 94 95if.then: ; preds = %entry 96 %2 = load i32, ptr %0, align 4 97 %add = add nsw i32 %2, 1 98 store i32 %add, ptr %0, align 4 99 br label %if.end 100 101if.end: ; preds = %if.then, %entry 102 ret void 103} 104 105declare dso_local i32 @RaiseStatus(...) 106 107declare dso_local i32 @__C_specific_handler(...) 108 109; Function Attrs: nounwind readnone 110declare ptr @llvm.localaddress() #1 111 112; Function Attrs: nounwind readnone 113declare i32 @llvm.eh.exceptioncode(token) #1 114 115; Function Attrs: nounwind 116declare void @llvm.localescape(...) #2 117 118attributes #0 = { noinline nounwind optnone uwtable } 119attributes #1 = { nounwind readnone } 120attributes #2 = { nounwind } 121attributes #3 = { noinline } 122