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
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
| ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -mtriple=i686-windows-gnu | FileCheck %s --check-prefix=CHECK-MINGW-X86
%struct.as = type { i32* }
@_ZZ2amiE2au = internal unnamed_addr global %struct.as zeroinitializer, align 4
@_ZGVZ2amiE2au = internal global i64 0, align 8
@_ZTIi = external constant i8*
define void @_Z2ami(i32) #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
; CHECK-MINGW-X86-LABEL: _Z2ami:
; CHECK-MINGW-X86: # %bb.0: # %entry
; CHECK-MINGW-X86-NEXT: pushl %edi
; CHECK-MINGW-X86-NEXT: .cfi_def_cfa_offset 8
; CHECK-MINGW-X86-NEXT: pushl %esi
; CHECK-MINGW-X86-NEXT: .cfi_def_cfa_offset 12
; CHECK-MINGW-X86-NEXT: .cfi_offset %esi, -12
; CHECK-MINGW-X86-NEXT: .cfi_offset %edi, -8
; CHECK-MINGW-X86-NEXT: movb __ZGVZ2amiE2au, %al
; CHECK-MINGW-X86-NEXT: testb %al, %al
; CHECK-MINGW-X86-NEXT: jne LBB0_4
; CHECK-MINGW-X86-NEXT: # %bb.1: # %init.check
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $__ZGVZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_guard_acquire
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: testl %eax, %eax
; CHECK-MINGW-X86-NEXT: je LBB0_4
; CHECK-MINGW-X86-NEXT: # %bb.2: # %init
; CHECK-MINGW-X86-NEXT: Ltmp0:
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $4
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __Znwj
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: Ltmp1:
; CHECK-MINGW-X86-NEXT: # %bb.3: # %invoke.cont
; CHECK-MINGW-X86-NEXT: movl %eax, __ZZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $__ZGVZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_guard_release
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: LBB0_4: # %init.end
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $4
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __Znwj
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: movl %eax, %esi
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $4
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_allocate_exception
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: movl $0, (%eax)
; CHECK-MINGW-X86-NEXT: Ltmp3:
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x0c
; CHECK-MINGW-X86-NEXT: movl .refptr.__ZTIi, %ecx
; CHECK-MINGW-X86-NEXT: pushl $0
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: pushl %ecx
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: pushl %eax
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_throw
; CHECK-MINGW-X86-NEXT: addl $12, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -12
; CHECK-MINGW-X86-NEXT: Ltmp4:
; CHECK-MINGW-X86-NEXT: # %bb.8: # %unreachable
; CHECK-MINGW-X86-NEXT: LBB0_5: # %lpad
; CHECK-MINGW-X86-NEXT: Ltmp2:
; CHECK-MINGW-X86-NEXT: movl %eax, %edi
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl $__ZGVZ2amiE2au
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll ___cxa_guard_abort
; CHECK-MINGW-X86-NEXT: jmp LBB0_7
; CHECK-MINGW-X86-NEXT: LBB0_6: # %lpad1
; CHECK-MINGW-X86-NEXT: .cfi_def_cfa_offset 12
; CHECK-MINGW-X86-NEXT: Ltmp5:
; CHECK-MINGW-X86-NEXT: movl %eax, %edi
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl %esi
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __ZdlPv
; CHECK-MINGW-X86-NEXT: LBB0_7: # %eh.resume
; CHECK-MINGW-X86-NEXT: addl $4, %esp
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset -4
; CHECK-MINGW-X86-NEXT: .cfi_escape 0x2e, 0x04
; CHECK-MINGW-X86-NEXT: pushl %edi
; CHECK-MINGW-X86-NEXT: .cfi_adjust_cfa_offset 4
; CHECK-MINGW-X86-NEXT: calll __Unwind_Resume
; CHECK-MINGW-X86-NEXT: Lfunc_end0:
entry:
%1 = load atomic i8, i8* bitcast (i64* @_ZGVZ2amiE2au to i8*) acquire, align 8
%guard.uninitialized = icmp eq i8 %1, 0
br i1 %guard.uninitialized, label %init.check, label %init.end
init.check: ; preds = %entry
%2 = tail call i32 @__cxa_guard_acquire(i64* nonnull @_ZGVZ2amiE2au)
%tobool = icmp eq i32 %2, 0
br i1 %tobool, label %init.end, label %init
init: ; preds = %init.check
%call.i3 = invoke i8* @_Znwj(i32 4)
to label %invoke.cont unwind label %lpad
invoke.cont: ; preds = %init
store i8* %call.i3, i8** bitcast (%struct.as* @_ZZ2amiE2au to i8**), align 4
tail call void @__cxa_guard_release(i64* nonnull @_ZGVZ2amiE2au)
br label %init.end
init.end: ; preds = %init.check, %invoke.cont, %entry
%call.i = tail call i8* @_Znwj(i32 4)
%exception = tail call i8* @__cxa_allocate_exception(i32 4)
%3 = bitcast i8* %exception to i32*
store i32 0, i32* %3, align 16
invoke void @__cxa_throw(i8* %exception, i8* bitcast (i8** @_ZTIi to i8*), i8* null)
to label %unreachable unwind label %lpad1
lpad: ; preds = %init
%4 = landingpad { i8*, i32 }
cleanup
%5 = extractvalue { i8*, i32 } %4, 0
%6 = extractvalue { i8*, i32 } %4, 1
tail call void @__cxa_guard_abort(i64* nonnull @_ZGVZ2amiE2au) #1
br label %eh.resume
lpad1: ; preds = %init.end
%7 = landingpad { i8*, i32 }
cleanup
%8 = extractvalue { i8*, i32 } %7, 0
%9 = extractvalue { i8*, i32 } %7, 1
tail call void @_ZdlPv(i8* nonnull %call.i)
br label %eh.resume
eh.resume: ; preds = %lpad1, %lpad
%exn.slot.0 = phi i8* [ %8, %lpad1 ], [ %5, %lpad ]
%ehselector.slot.0 = phi i32 [ %9, %lpad1 ], [ %6, %lpad ]
%lpad.val = insertvalue { i8*, i32 } undef, i8* %exn.slot.0, 0
%lpad.val2 = insertvalue { i8*, i32 } %lpad.val, i32 %ehselector.slot.0, 1
resume { i8*, i32 } %lpad.val2
unreachable: ; preds = %init.end
unreachable
}
declare i32 @__cxa_guard_acquire(i64*)
declare i32 @__gxx_personality_v0(...)
declare void @__cxa_guard_abort(i64*)
declare void @__cxa_guard_release(i64*)
declare i8* @__cxa_allocate_exception(i32)
declare void @__cxa_throw(i8*, i8*, i8*)
declare noalias nonnull i8* @_Znwj(i32)
declare i8* @__cxa_begin_catch(i8*)
declare void @__cxa_end_catch()
declare void @_ZdlPv(i8*)
|