xref: /llvm-project/llvm/test/CodeGen/AArch64/swift-async-context-seh.ll (revision 0ecd8846aedac1039448a32f87d299ce244dda68)
1; RUN: rm -rf %t && mkdir -p %t
2; RUN: llc -mtriple aarch64-unknown-windows-msvc %s -o - | FileCheck %s
3; RUN: llc -mtriple aarch64-unknown-windows-msvc -filetype obj %s -o %t/a.o
4
5; Check that the prologue/epilogue instructions for the swift async
6; context have an associated SEH instruction and that it doesn't error
7; when the output is an object file.
8
9; CHECK: orr     x29, x29, #0x1000000000000000
10; CHECK-NEXT: .seh_nop
11; CHECK:  str     x22, [sp, #16]
12; CHECK-NEXT: .seh_nop
13; CHECK: and     x29, x29, #0xefffffffffffffff
14; CHECK-NEXT: .seh_nop
15
16declare ptr @llvm.swift.async.context.addr()
17
18define internal swifttailcc void @test(ptr nocapture readonly swiftasync %0) {
19entryresume.0:
20  %1 = load ptr, ptr %0, align 8
21  %2 = tail call ptr @llvm.swift.async.context.addr()
22  store ptr %1, ptr %2, align 8
23  ret void
24}
25