1; RUN: llc -o - %s -mtriple=aarch64-windows -verify-machineinstrs | FileCheck %s 2 3; Check we don't have a base pointer. 4; CHECK-LABEL: "?a@@YAXXZ": 5; CHECK-NOT: x19 6 7; Make sure the prologue and epilogue are sane. Make sure the 8; frame index is relative to the FP, since there is no base pointer. 9; (Funclets aren't allowed to contain dynamic allocas.) 10; CHECK-LABEL: "?catch$2@?0??a@@YAXXZ@4HA": 11; CHECK: stp x29, x30, [sp, #-16]! 12; CHECK-NEXT: .seh_save_fplr_x 16 13; CHECK-NEXT: .seh_endprologue 14; CHECK-NEXT: ldur x0, [x29, #-8] 15; CHECK-NEXT: mov x1, x0 16; CHECK-NEXT: bl "?bb@@YAXPEAHH@Z" 17; CHECK-NEXT: adrp x0, .LBB0_1 18; CHECK-NEXT: add x0, x0, .LBB0_1 19; CHECK-NEXT: .seh_startepilogue 20; CHECK-NEXT: ldp x29, x30, [sp], #16 21; CHECK-NEXT: .seh_save_fplr_x 16 22; CHECK-NEXT: .seh_endepilogue 23; CHECK-NEXT: ret 24 25target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128" 26target triple = "aarch64-unknown-windows-msvc19.11.0" 27 28define dso_local void @"?a@@YAXXZ"(i64 %p1) personality ptr @__CxxFrameHandler3 { 29entry: 30 %a = alloca i32, i64 %p1, align 16 31 call void @llvm.memset.p0.i64(ptr nonnull align 16 %a, i8 0, i64 400, i1 false) 32 store i32 305419896, ptr %a, align 16 33 invoke void @"?bb@@YAXPEAHH@Z"(ptr nonnull %a, ptr null) 34 to label %try.cont unwind label %catch.dispatch 35 36catch.dispatch: ; preds = %entry 37 %0 = catchswitch within none [label %catch] unwind to caller 38 39catch: ; preds = %catch.dispatch 40 %1 = catchpad within %0 [ptr null, i32 64, ptr null] 41 call void @"?bb@@YAXPEAHH@Z"(ptr nonnull %a, ptr %a) [ "funclet"(token %1) ] 42 catchret from %1 to label %try.cont 43 44try.cont: ; preds = %entry, %catch 45 call void @"?cc@@YAXXZ"() 46 ret void 47} 48 49declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1) 50 51declare dso_local void @"?bb@@YAXPEAHH@Z"(ptr, ptr) 52 53declare dso_local i32 @__CxxFrameHandler3(...) 54 55declare dso_local void @"?cc@@YAXXZ"() 56 57