1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
|
; RUN: llc < %s -mtriple=x86_64-scei-ps4 | FileCheck %s
declare i32 @personality(...)
; Check that after the (implicitly noreturn) unwind call, there is
; another instruction. It was easy to produce 'ud2' so we check for that.
define void @foo1() personality i32 (...)* @personality {
; CHECK-LABEL: foo1:
; CHECK: .cfi_startproc
; CHECK: callq bar
; CHECK: retq
; Check for 'ud2' between noreturn call and function end.
; CHECK: callq _Unwind_Resume
; CHECK-NEXT: ud2
; CHECK-NEXT: .Lfunc_end0:
invoke void @bar()
to label %normal
unwind label %catch
normal:
ret void
catch:
%1 = landingpad { i8*, i32 } cleanup
resume { i8*, i32 } %1
}
declare void @bar() #0
; Similar check after an explicit noreturn call.
define void @foo2() {
; CHECK-LABEL: foo2:
; CHECK: callq bar
; CHECK-NEXT: ud2
; CHECK-NEXT: .Lfunc_end1:
tail call void @bar()
unreachable
}
attributes #0 = { noreturn }
|
