xref: /llvm-project/llvm/test/CodeGen/AArch64/wineh-try-catch-nobase.ll (revision 5ddce70ef0e5a641d7fea95e31fc5e2439cb98cb)
1; RUN: llc -o - %s -mtriple=aarch64-windows -verify-machineinstrs | FileCheck %s
2
3; Make sure we don't have a base pointer.
4; CHECK-LABEL: "?a@@YAXXZ":
5; CHECK-NOT: x19
6
7; Check that we compute the address relative to fp.
8; CHECK-LABEL: "?catch$2@?0??a@@YAXXZ@4HA":
9; CHECK:             stp     x29, x30, [sp, #-16]!   // 16-byte Folded Spill
10; CHECK-NEXT:        .seh_save_fplr_x 16
11; CHECK-NEXT:        .seh_endprologue
12; CHECK-NEXT:        sub     x0, x29, #16
13; CHECK-NEXT:        mov     x1, xzr
14; CHECK-NEXT:        bl      "?bb@@YAXPEAHH@Z"
15; CHECK-NEXT:        adrp    x0, .LBB0_1
16; CHECK-NEXT:        add     x0, x0, .LBB0_1
17; CHECK-NEXT:        .seh_startepilogue
18; CHECK-NEXT:        ldp     x29, x30, [sp], #16     // 16-byte Folded Reload
19; CHECK-NEXT:        .seh_save_fplr_x 16
20; CHECK-NEXT:        .seh_endepilogue
21; CHECK-NEXT:        ret
22
23target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128"
24target triple = "aarch64-unknown-windows-msvc19.11.0"
25
26define dso_local void @"?a@@YAXXZ"(i64 %p1) personality ptr @__CxxFrameHandler3 {
27entry:
28  %a = alloca i32, align 16
29  store i32 305419896, ptr %a, align 16
30  invoke void @"?bb@@YAXPEAHH@Z"(ptr nonnull %a, ptr null)
31          to label %try.cont unwind label %catch.dispatch
32
33catch.dispatch:                                   ; preds = %entry
34  %0 = catchswitch within none [label %catch] unwind to caller
35
36catch:                                            ; preds = %catch.dispatch
37  %1 = catchpad within %0 [ptr null, i32 64, ptr null]
38  call void @"?bb@@YAXPEAHH@Z"(ptr nonnull %a, ptr null) [ "funclet"(token %1) ]
39  catchret from %1 to label %try.cont
40
41try.cont:                                         ; preds = %entry, %catch
42  call void @"?cc@@YAXXZ"()
43  ret void
44}
45
46declare void @llvm.memset.p0.i64(ptr nocapture writeonly, i8, i64, i1)
47
48declare dso_local void @"?bb@@YAXPEAHH@Z"(ptr, ptr)
49
50declare dso_local i32 @__CxxFrameHandler3(...)
51
52declare dso_local void @"?cc@@YAXXZ"()
53
54