67 lines · plain
1; RUN: llc -o - %s -mtriple=aarch64-windows -verify-machineinstrs | FileCheck %s2 3; Make sure we have a base pointer.4; CHECK-LABEL: "?a@@YAXXZ":5; CHECK: and sp, x9, #0xffffffffffffffc06; CHECK: mov x19, sp7 8; Make sure the funclet prologue/epilogue are correct: specifically,9; it shouldn't access the parent's frame via sp, and the prologue and10; epilogue should be symmetrical.11; CHECK-LABEL: "?catch$2@?0??a@@YAXXZ@4HA":12; CHECK: str x19, [sp, #-32]!13; CHECK-NEXT: .seh_save_reg_x x19, 3214; CHECK-NEXT: str x28, [sp, #8]15; CHECK-NEXT: .seh_save_reg x28, 816; CHECK-NEXT: stp x29, x30, [sp, #16]17; CHECK-NEXT: .seh_save_fplr 1618; CHECK-NEXT: .seh_endprologue19; CHECK-NEXT: add x0, x19, #020; CHECK-NEXT: mov w1, wzr21; CHECK-NEXT: bl "?bb@@YAXPEAHH@Z"22; CHECK-NEXT: adrp x0, .LBB0_123; CHECK-NEXT: add x0, x0, .LBB0_124; CHECK-NEXT: .seh_startepilogue25; CHECK-NEXT: ldp x29, x30, [sp, #16]26; CHECK-NEXT: .seh_save_fplr 1627; CHECK-NEXT: ldr x28, [sp, #8]28; CHECK-NEXT: .seh_save_reg x28, 829; CHECK-NEXT: ldr x19, [sp], #3230; CHECK-NEXT: .seh_save_reg_x x19, 3231; CHECK-NEXT: .seh_endepilogue32; CHECK-NEXT: ret33 34 35target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"36target triple = "aarch64-unknown-windows-msvc19.11.0"37 38define dso_local void @"?a@@YAXXZ"() personality ptr @__CxxFrameHandler3 {39entry:40 %a = alloca [100 x i32], align 6441 call void @llvm.memset.p0.i64(ptr nonnull align 64 %a, i8 0, i64 400, i1 false)42 store i32 305419896, ptr %a, align 6443 invoke void @"?bb@@YAXPEAHH@Z"(ptr nonnull %a, i32 1)44 to label %try.cont unwind label %catch.dispatch45 46catch.dispatch: ; preds = %entry47 %0 = catchswitch within none [label %catch] unwind to caller48 49catch: ; preds = %catch.dispatch50 %1 = catchpad within %0 [ptr null, i32 64, ptr null]51 call void @"?bb@@YAXPEAHH@Z"(ptr nonnull %a, i32 0) [ "funclet"(token %1) ]52 catchret from %1 to label %try.cont53 54try.cont: ; preds = %entry, %catch55 call void @"?cc@@YAXXZ"()56 ret void57}58 59declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1)60 61declare dso_local void @"?bb@@YAXPEAHH@Z"(ptr, i32)62 63declare dso_local i32 @__CxxFrameHandler3(...)64 65declare dso_local void @"?cc@@YAXXZ"()66 67