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
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
| ; RUN: llc < %s | FileCheck %s
target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
target triple = "i686-pc-windows-msvc"
define void @nested_finally() #0 personality i8* bitcast (i32 (...)* @_except_handler3 to i8*) {
entry:
invoke void @f(i32 1) #3
to label %invoke.cont unwind label %ehcleanup
invoke.cont: ; preds = %entry
invoke void @f(i32 2) #3
to label %invoke.cont.1 unwind label %ehcleanup.3
invoke.cont.1: ; preds = %invoke.cont
call void @f(i32 3) #3
ret void
ehcleanup: ; preds = %entry
%0 = cleanuppad within none []
invoke void @f(i32 2) #3 [ "funclet"(token %0) ]
to label %invoke.cont.2 unwind label %ehcleanup.3
invoke.cont.2: ; preds = %ehcleanup
cleanupret from %0 unwind label %ehcleanup.3
ehcleanup.3: ; preds = %invoke.cont.2, %ehcleanup.end, %invoke.cont
%1 = cleanuppad within none []
call void @f(i32 3) #3 [ "funclet"(token %1) ]
cleanupret from %1 unwind to caller
}
declare void @f(i32) #0
declare i32 @_except_handler3(...)
attributes #0 = { "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { noinline nounwind "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #2 = { nounwind readnone }
attributes #3 = { noinline }
; CHECK: _nested_finally:
; CHECK: movl $-1, -[[state:[0-9]+]](%ebp)
; CHECK: movl {{.*}}, %fs:0
; CHECK: movl $1, -[[state]](%ebp)
; CHECK: pushl $1
; CHECK: calll _f
; CHECK: addl $4, %esp
; CHECK: movl $0, -[[state]](%ebp)
; CHECK: pushl $2
; CHECK: calll _f
; CHECK: addl $4, %esp
; CHECK: movl $-1, -[[state]](%ebp)
; CHECK: pushl $3
; CHECK: calll _f
; CHECK: addl $4, %esp
; CHECK: retl
; CHECK: LBB0_[[inner:[0-9]+]]: # %ehcleanup
; CHECK: pushl %ebp
; CHECK: addl $12, %ebp
; CHECK: pushl $2
; CHECK: calll _f
; CHECK: addl $4, %esp
; CHECK: addl $4, %esp
; CHECK: popl %ebp
; CHECK: retl
; CHECK: LBB0_[[outer:[0-9]+]]: # %ehcleanup.3
; CHECK: pushl %ebp
; CHECK: addl $12, %ebp
; CHECK: pushl $3
; CHECK: calll _f
; CHECK: addl $8, %esp
; CHECK: popl %ebp
; CHECK: retl
; CHECK: L__ehtable$nested_finally:
; CHECK: .long -1 # ToState
; CHECK: .long 0 # Null
; CHECK: .long "?dtor$[[outer]]@?0?nested_finally@4HA" # FinallyFunclet
; CHECK: .long 0 # ToState
; CHECK: .long 0 # Null
; CHECK: .long "?dtor$[[inner]]@?0?nested_finally@4HA" # FinallyFunclet
|