xref: /llvm-project/llvm/test/CodeGen/X86/seh-filter-no-personality.ll (revision 2f448bf509432c1a19ec46ab8cbc7353c03c6280)
1; RUN: llc -mtriple=i686-windows-msvc < %s | FileCheck %s
2
3; Mostly make sure that llvm.eh.recoverfp doesn't crash if the parent
4; function lacks a personality.
5
6declare ptr @llvm.frameaddress(i32)
7declare ptr @llvm.eh.recoverfp(ptr, ptr)
8
9define i32 @main() {
10entry:
11  ret i32 0
12}
13
14define internal i32 @"filt$main"() {
15entry:
16  %ebp = tail call ptr @llvm.frameaddress(i32 1)
17  %parentfp = tail call ptr @llvm.eh.recoverfp(ptr @main, ptr %ebp)
18  %info.addr = getelementptr inbounds i8, ptr %ebp, i32 -20
19  %0 = load ptr, ptr %info.addr, align 4
20  %1 = load ptr, ptr %0, align 4
21  %2 = load i32, ptr %1, align 4
22  %matches = icmp eq i32 %2, u0xC0000005
23  %r = zext i1 %matches to i32
24  ret i32 %r
25}
26
27; CHECK: _main:
28; CHECK: xorl %eax, %eax
29; CHECK: retl
30
31; CHECK: _filt$main:
32; CHECK: retl
33