1 ; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 3
2 ; RUN: llc -mtriple=i686-windows-msvc < %s | FileCheck %s --check-prefix=I686
3 ; RUN: llc -mtriple=x86_64-windows-msvc < %s | FileCheck %s --check-prefix=X86_64
5 @type_info = external global ptr
7 ; Make sure %a1 and %a2 don't share the same stack offset.
8 define void @pr66984(ptr %arg) personality ptr @__CxxFrameHandler3 {
10 ; I686: # %bb.0: # %bb
11 ; I686-NEXT: pushl %ebp
12 ; I686-NEXT: movl %esp, %ebp
13 ; I686-NEXT: pushl %ebx
14 ; I686-NEXT: pushl %edi
15 ; I686-NEXT: pushl %esi
16 ; I686-NEXT: subl $24, %esp
17 ; I686-NEXT: movl %esp, -28(%ebp)
18 ; I686-NEXT: movl $-1, -16(%ebp)
19 ; I686-NEXT: leal -24(%ebp), %eax
20 ; I686-NEXT: movl $___ehhandler$pr66984, -20(%ebp)
21 ; I686-NEXT: movl %fs:0, %ecx
22 ; I686-NEXT: movl %ecx, -24(%ebp)
23 ; I686-NEXT: movl %eax, %fs:0
24 ; I686-NEXT: movl $1, -16(%ebp)
25 ; I686-NEXT: calll _throw
26 ; I686-NEXT: # %bb.1: # %bb14
27 ; I686-NEXT: LBB0_3: # Block address taken
29 ; I686-NEXT: addl $12, %ebp
30 ; I686-NEXT: jmp LBB0_4
31 ; I686-NEXT: LBB0_4: # %exit
32 ; I686-NEXT: $ehgcr_0_4:
33 ; I686-NEXT: movl -24(%ebp), %eax
34 ; I686-NEXT: movl %eax, %fs:0
35 ; I686-NEXT: addl $24, %esp
36 ; I686-NEXT: popl %esi
37 ; I686-NEXT: popl %edi
38 ; I686-NEXT: popl %ebx
39 ; I686-NEXT: popl %ebp
41 ; I686-NEXT: .def "?catch$2@?0?pr66984@4HA";
43 ; I686-NEXT: .type 32;
45 ; I686-NEXT: .p2align 4, 0x90
46 ; I686-NEXT: "?catch$2@?0?pr66984@4HA":
47 ; I686-NEXT: LBB0_2: # %bb17
48 ; I686-NEXT: pushl %ebp
49 ; I686-NEXT: addl $12, %ebp
50 ; I686-NEXT: movl %esp, -28(%ebp)
51 ; I686-NEXT: movl -36(%ebp), %ecx
52 ; I686-NEXT: movl $2, -16(%ebp)
53 ; I686-NEXT: calll _cleanup
54 ; I686-NEXT: movl $LBB0_3, %eax
55 ; I686-NEXT: popl %ebp
56 ; I686-NEXT: retl # CATCHRET
57 ; I686-NEXT: .def "?dtor$5@?0?pr66984@4HA";
59 ; I686-NEXT: .type 32;
61 ; I686-NEXT: .p2align 4, 0x90
62 ; I686-NEXT: "?dtor$5@?0?pr66984@4HA":
63 ; I686-NEXT: LBB0_5: # %bb8
64 ; I686-NEXT: pushl %ebp
65 ; I686-NEXT: addl $12, %ebp
66 ; I686-NEXT: movl 8(%ebp), %eax
67 ; I686-NEXT: movl %eax, -32(%ebp)
68 ; I686-NEXT: leal -32(%ebp), %ecx
69 ; I686-NEXT: calll _foo
70 ; I686-NEXT: popl %ebp
71 ; I686-NEXT: retl # CLEANUPRET
72 ; I686-NEXT: Lfunc_end0:
74 ; X86_64-LABEL: pr66984:
75 ; X86_64: # %bb.0: # %bb
76 ; X86_64-NEXT: pushq %rbp
77 ; X86_64-NEXT: .seh_pushreg %rbp
78 ; X86_64-NEXT: subq $64, %rsp
79 ; X86_64-NEXT: .seh_stackalloc 64
80 ; X86_64-NEXT: leaq {{[0-9]+}}(%rsp), %rbp
81 ; X86_64-NEXT: .seh_setframe %rbp, 64
82 ; X86_64-NEXT: .seh_endprologue
83 ; X86_64-NEXT: movq $-2, -16(%rbp)
84 ; X86_64-NEXT: movq %rcx, {{[-0-9]+}}(%r{{[sb]}}p) # 8-byte Spill
85 ; X86_64-NEXT: .Ltmp0:
86 ; X86_64-NEXT: callq throw
87 ; X86_64-NEXT: .Ltmp1:
88 ; X86_64-NEXT: # %bb.1: # %bb14
89 ; X86_64-NEXT: .LBB0_3: # Block address taken
90 ; X86_64-NEXT: # %exit
91 ; X86_64-NEXT: $ehgcr_0_3:
93 ; X86_64-NEXT: addq $64, %rsp
94 ; X86_64-NEXT: popq %rbp
96 ; X86_64-NEXT: .seh_handlerdata
97 ; X86_64-NEXT: .long ($cppxdata$pr66984)@IMGREL
99 ; X86_64-NEXT: .seh_endproc
100 ; X86_64-NEXT: .def "?catch$2@?0?pr66984@4HA";
101 ; X86_64-NEXT: .scl 3;
102 ; X86_64-NEXT: .type 32;
103 ; X86_64-NEXT: .endef
104 ; X86_64-NEXT: .p2align 4, 0x90
105 ; X86_64-NEXT: "?catch$2@?0?pr66984@4HA":
106 ; X86_64-NEXT: .seh_proc "?catch$2@?0?pr66984@4HA"
107 ; X86_64-NEXT: .seh_handler __CxxFrameHandler3, @unwind, @except
108 ; X86_64-NEXT: .LBB0_2: # %bb17
109 ; X86_64-NEXT: movq %rdx, {{[0-9]+}}(%rsp)
110 ; X86_64-NEXT: pushq %rbp
111 ; X86_64-NEXT: .seh_pushreg %rbp
112 ; X86_64-NEXT: subq $32, %rsp
113 ; X86_64-NEXT: .seh_stackalloc 32
114 ; X86_64-NEXT: leaq 64(%rdx), %rbp
115 ; X86_64-NEXT: .seh_endprologue
116 ; X86_64-NEXT: movq -8(%rbp), %rcx
117 ; X86_64-NEXT: callq cleanup
118 ; X86_64-NEXT: leaq .LBB0_3(%rip), %rax
119 ; X86_64-NEXT: addq $32, %rsp
120 ; X86_64-NEXT: popq %rbp
121 ; X86_64-NEXT: retq # CATCHRET
122 ; X86_64-NEXT: .seh_handlerdata
123 ; X86_64-NEXT: .long ($cppxdata$pr66984)@IMGREL
125 ; X86_64-NEXT: .seh_endproc
126 ; X86_64-NEXT: .def "?dtor$4@?0?pr66984@4HA";
127 ; X86_64-NEXT: .scl 3;
128 ; X86_64-NEXT: .type 32;
129 ; X86_64-NEXT: .endef
130 ; X86_64-NEXT: .p2align 4, 0x90
131 ; X86_64-NEXT: "?dtor$4@?0?pr66984@4HA":
132 ; X86_64-NEXT: .seh_proc "?dtor$4@?0?pr66984@4HA"
133 ; X86_64-NEXT: .LBB0_4: # %bb8
134 ; X86_64-NEXT: movq %rdx, {{[0-9]+}}(%rsp)
135 ; X86_64-NEXT: pushq %rbp
136 ; X86_64-NEXT: .seh_pushreg %rbp
137 ; X86_64-NEXT: subq $32, %rsp
138 ; X86_64-NEXT: .seh_stackalloc 32
139 ; X86_64-NEXT: leaq 64(%rdx), %rbp
140 ; X86_64-NEXT: .seh_endprologue
141 ; X86_64-NEXT: movq {{[-0-9]+}}(%r{{[sb]}}p), %rax # 8-byte Reload
142 ; X86_64-NEXT: movq %rax, -32(%rbp)
143 ; X86_64-NEXT: leaq -32(%rbp), %rcx
144 ; X86_64-NEXT: callq foo
146 ; X86_64-NEXT: addq $32, %rsp
147 ; X86_64-NEXT: popq %rbp
148 ; X86_64-NEXT: retq # CLEANUPRET
149 ; X86_64-NEXT: .Lfunc_end0:
150 ; X86_64-NEXT: .seh_handlerdata
152 ; X86_64-NEXT: .seh_endproc
154 %a1 = alloca ptr, align 4
155 %a2 = alloca ptr, align 4
156 call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %a2)
158 to label %bb14 unwind label %bb8
161 %i9 = cleanuppad within none []
162 call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %a1)
163 store ptr %arg, ptr %a1, align 4
164 call fastcc void @foo(ptr %a1) [ "funclet"(token %i9) ]
165 call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %a1)
166 cleanupret from %i9 unwind label %bb15
171 bb15: ; preds = %bb13, %bb5
172 %cs = catchswitch within none [label %bb17] unwind to caller
174 bb17: ; preds = %bb15
175 %cp = catchpad within %cs [ptr @type_info, i32 8, ptr %a2]
176 %p = load ptr, ptr %a2, align 4
177 call fastcc void @cleanup(ptr %p) [ "funclet"(token %cp) ]
178 catchret from %cp to label %exit
181 call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %a2)
185 declare i32 @__CxxFrameHandler3(...)
186 declare void @throw()
187 declare void @cleanup(ptr)
188 declare void @foo(ptr)
189 declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture)
190 declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture)