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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
; RUN: llc < %s -mtriple=arm-apple-darwin9 -march=arm | FileCheck %s
; CHECK: .cfi_lsda 16, [[LABEL:.*]]
; CHECK: .long [[LABEL]]-
; CHECK: [[LABEL]]:
; CHECK: .byte 255 @ @LPStart Encoding = omit
%struct.A = type { i32* }
define void @"\01-[MyFunction Name:]"() {
entry:
%save_filt.1 = alloca i32
%save_eptr.0 = alloca i8*
%a = alloca %struct.A
%eh_exception = alloca i8*
%eh_selector = alloca i32
%"alloca point" = bitcast i32 0 to i32
call void @_ZN1AC1Ev(%struct.A* %a)
invoke void @_Z3barv()
to label %invcont unwind label %lpad
invcont: ; preds = %entry
call void @_ZN1AD1Ev(%struct.A* %a) nounwind
br label %return
bb: ; preds = %ppad
%eh_select = load i32, i32* %eh_selector
store i32 %eh_select, i32* %save_filt.1, align 4
%eh_value = load i8*, i8** %eh_exception
store i8* %eh_value, i8** %save_eptr.0, align 4
call void @_ZN1AD1Ev(%struct.A* %a) nounwind
%0 = load i8*, i8** %save_eptr.0, align 4
store i8* %0, i8** %eh_exception, align 4
%1 = load i32, i32* %save_filt.1, align 4
store i32 %1, i32* %eh_selector, align 4
br label %Unwind
return: ; preds = %invcont
ret void
lpad: ; preds = %entry
%exn = landingpad {i8*, i32} personality i8* bitcast (i32 (...)* @__gxx_personality_sj0 to i8*)
cleanup
%eh_ptr = extractvalue {i8*, i32} %exn, 0
store i8* %eh_ptr, i8** %eh_exception
%eh_select2 = extractvalue {i8*, i32} %exn, 1
store i32 %eh_select2, i32* %eh_selector
br label %ppad
ppad: ; preds = %lpad
br label %bb
Unwind: ; preds = %bb
%eh_ptr3 = load i8*, i8** %eh_exception
call void @_Unwind_SjLj_Resume(i8* %eh_ptr3)
unreachable
}
define linkonce_odr void @_ZN1AC1Ev(%struct.A* %this) {
entry:
%this_addr = alloca %struct.A*
%"alloca point" = bitcast i32 0 to i32
store %struct.A* %this, %struct.A** %this_addr
%0 = call i8* @_Znwm(i32 4)
%1 = bitcast i8* %0 to i32*
%2 = load %struct.A*, %struct.A** %this_addr, align 4
%3 = getelementptr inbounds %struct.A, %struct.A* %2, i32 0, i32 0
store i32* %1, i32** %3, align 4
br label %return
return: ; preds = %entry
ret void
}
declare i8* @_Znwm(i32)
define linkonce_odr void @_ZN1AD1Ev(%struct.A* %this) nounwind {
entry:
%this_addr = alloca %struct.A*
%"alloca point" = bitcast i32 0 to i32
store %struct.A* %this, %struct.A** %this_addr
%0 = load %struct.A*, %struct.A** %this_addr, align 4
%1 = getelementptr inbounds %struct.A, %struct.A* %0, i32 0, i32 0
%2 = load i32*, i32** %1, align 4
%3 = bitcast i32* %2 to i8*
call void @_ZdlPv(i8* %3) nounwind
br label %bb
bb: ; preds = %entry
br label %return
return: ; preds = %bb
ret void
}
declare void @_ZdlPv(i8*) nounwind
declare void @_Z3barv()
declare i32 @llvm.eh.typeid.for(i8*) nounwind
declare i32 @__gxx_personality_sj0(...)
declare void @_Unwind_SjLj_Resume(i8*)
|