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
165
166
167
168
169
170
171
|
// RUN: %clang_cc1 %s -std=c++11 -emit-llvm -o - | FileCheck %s
// RUN: %clang_cc1 %s -std=c++11 -emit-pch -o %t
// RUN: %clang_cc1 %s -std=c++11 -include-pch %t -emit-llvm -o - | FileCheck %s
#ifndef HEADER
#define HEADER
typedef __INTPTR_TYPE__ intptr_t;
// CHECK-DAG: [[CAP_TYPE1:%.+]] = type { [[INTPTR_T:i.+]], [[INTPTR_T]]*, [[INTPTR_T]]* }
// CHECK-DAG: [[CAP_TYPE2:%.+]] = type { [[INTPTR_T]], [[INTPTR_T]]* }
// CHECK-DAG: [[CAP_TYPE3:%.+]] = type { [[INTPTR_T]]*, [[INTPTR_T]], [[INTPTR_T]], [[INTPTR_T]]*, [[INTPTR_T]]* }
// CHECK-DAG: [[CAP_TYPE4:%.+]] = type { [[INTPTR_T]]*, [[INTPTR_T]], [[INTPTR_T]]*, [[INTPTR_T]], [[INTPTR_T]]* }
// CHECK: define {{.*}}void [[G:@.+]](
// CHECK: [[N_ADDR:%.+]] = alloca [[INTPTR_T]]
// CHECK: store [[INTPTR_T]] %{{.+}}, [[INTPTR_T]]* [[N_ADDR]]
// CHECK: [[N_VAL:%.+]] = load [[INTPTR_T]], [[INTPTR_T]]* [[N_ADDR]]
// CHECK: [[CAP_EXPR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE1]], [[CAP_TYPE1]]* [[CAP_ARG:%.+]], i{{.+}} 0, i{{.+}} 0
// CHECK: store [[INTPTR_T]] [[N_VAL]], [[INTPTR_T]]* [[CAP_EXPR_REF]]
// CHECK: [[CAP_BUFFER_ADDR:%.+]] = getelementptr inbounds [[CAP_TYPE1]], [[CAP_TYPE1]]* [[CAP_ARG]], i{{.+}} 0, i{{.+}} 1
// CHECK: store [[INTPTR_T]]* %{{.+}}, [[INTPTR_T]]** [[CAP_BUFFER_ADDR]]
// CHECK: [[CAP_N_REF:%.+]] = getelementptr inbounds [[CAP_TYPE1]], [[CAP_TYPE1]]* [[CAP_ARG:%.+]], i{{.+}} 0, i{{.+}} 2
// CHECK: store [[INTPTR_T]]* [[N_ADDR]], [[INTPTR_T]]** [[CAP_N_REF]]
// CHECK: call{{.*}} void [[G_LAMBDA:@.+]]([[CAP_TYPE1]]* [[CAP_ARG]])
// CHECK: ret void
void g(intptr_t n) {
intptr_t buffer[n];
[&buffer, &n]() {
__typeof(buffer) x;
}();
}
// CHECK: void [[G_LAMBDA]]([[CAP_TYPE1]]*
// CHECK: [[THIS:%.+]] = load [[CAP_TYPE1]]*, [[CAP_TYPE1]]**
// CHECK: [[N_ADDR:%.+]] = getelementptr inbounds [[CAP_TYPE1]], [[CAP_TYPE1]]* [[THIS]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[N:%.+]] = load [[INTPTR_T]], [[INTPTR_T]]* [[N_ADDR]]
// CHECK: [[BUFFER_ADDR:%.+]] = getelementptr inbounds [[CAP_TYPE1]], [[CAP_TYPE1]]* [[THIS]], i{{.+}} 0, i{{.+}} 1
// CHECK: [[BUFFER:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[BUFFER_ADDR]]
// CHECK: call i{{.+}}* @llvm.stacksave()
// CHECK: alloca [[INTPTR_T]], [[INTPTR_T]] [[N]]
// CHECK: call void @llvm.stackrestore(
// CHECK: ret void
template <typename T>
void f(T n, T m) {
intptr_t buffer[n + m];
[&buffer]() {
__typeof(buffer) x;
}();
}
template <typename T>
intptr_t getSize(T);
template <typename T>
void b(intptr_t n, T arg) {
typedef intptr_t ArrTy[getSize(arg)];
ArrTy buffer2;
ArrTy buffer1[n + arg];
intptr_t a;
[&]() {
n = sizeof(buffer1[n]);
[&](){
n = sizeof(buffer2);
n = sizeof(buffer1);
}();
}();
}
// CHECK-LABEL: @main
int main() {
// CHECK: call {{.*}}void [[G]]([[INTPTR_T]] [[INTPTR_T_ATTR:(signext )?]]1)
g((intptr_t)1);
// CHECK: call {{.*}}void [[F_INT:@.+]]([[INTPTR_T]] [[INTPTR_T_ATTR]]1, [[INTPTR_T]] [[INTPTR_T_ATTR]]2)
f((intptr_t)1, (intptr_t)2);
// CHECK: call {{.*}}void [[B_INT:@.+]]([[INTPTR_T]] [[INTPTR_T_ATTR]]12, [[INTPTR_T]] [[INTPTR_T_ATTR]]13)
b((intptr_t)12, (intptr_t)13);
// CHECK: ret i32 0
return 0;
}
// CHECK: define linkonce_odr {{.*}}void [[F_INT]]([[INTPTR_T]]
// CHECK: [[SIZE:%.+]] = add
// CHECK: call i{{.+}}* @llvm.stacksave()
// CHECK: [[BUFFER_ADDR:%.+]] = alloca [[INTPTR_T]], [[INTPTR_T]] [[SIZE]]
// CHECK: [[CAP_SIZE_REF:%.+]] = getelementptr inbounds [[CAP_TYPE2]], [[CAP_TYPE2]]* [[CAP_ARG:%.+]], i{{.+}} 0, i{{.+}} 0
// CHECK: store [[INTPTR_T]] [[SIZE]], [[INTPTR_T]]* [[CAP_SIZE_REF]]
// CHECK: [[CAP_BUFFER_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE2]], [[CAP_TYPE2]]* [[CAP_ARG]], i{{.+}} 0, i{{.+}} 1
// CHECK: store [[INTPTR_T]]* [[BUFFER_ADDR]], [[INTPTR_T]]** [[CAP_BUFFER_ADDR_REF]]
// CHECK: call{{.*}} void [[F_INT_LAMBDA:@.+]]([[CAP_TYPE2]]* [[CAP_ARG]])
// CHECK: call void @llvm.stackrestore(
// CHECK: ret void
// CHECK: void [[B_INT]]([[INTPTR_T]]
// CHECK: [[SIZE1:%.+]] = call {{.*}}[[INTPTR_T]]
// CHECK: call i{{.+}}* @llvm.stacksave()
// CHECK: [[BUFFER2_ADDR:%.+]] = alloca [[INTPTR_T]], [[INTPTR_T]] [[SIZE1]]
// CHECK: [[SIZE2:%.+]] = add
// CHECK: [[BUFFER1_ADDR:%.+]] = alloca [[INTPTR_T]], [[INTPTR_T]]
// CHECK: [[CAP_N_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[CAP_ARG:%.+]], i{{.+}} 0, i{{.+}} 0
// CHECK: store [[INTPTR_T]]* {{%.+}}, [[INTPTR_T]]** [[CAP_N_ADDR_REF]]
// CHECK: [[CAP_SIZE2_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[CAP_ARG]], i{{.+}} 0, i{{.+}} 1
// CHECK: store i{{[0-9]+}} [[SIZE2]], i{{[0-9]+}}* [[CAP_SIZE2_REF]]
// CHECK: [[CAP_SIZE1_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[CAP_ARG]], i{{.+}} 0, i{{.+}} 2
// CHECK: store i{{[0-9]+}} [[SIZE1]], i{{[0-9]+}}* [[CAP_SIZE1_REF]]
// CHECK: [[CAP_BUFFER1_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[CAP_ARG]], i{{.+}} 0, i{{.+}} 3
// CHECK: store [[INTPTR_T]]* [[BUFFER1_ADDR]], [[INTPTR_T]]** [[CAP_BUFFER1_ADDR_REF]]
// CHECK: [[CAP_BUFFER2_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[CAP_ARG]], i{{.+}} 0, i{{.+}} 4
// CHECK: store [[INTPTR_T]]* [[BUFFER2_ADDR]], [[INTPTR_T]]** [[CAP_BUFFER2_ADDR_REF]]
// CHECK: call{{.*}} void [[B_INT_LAMBDA:@.+]]([[CAP_TYPE3]]* [[CAP_ARG]])
// CHECK: call void @llvm.stackrestore(
// CHECK: ret void
// CHECK: define linkonce_odr{{.*}} void [[F_INT_LAMBDA]]([[CAP_TYPE2]]*
// CHECK: [[THIS:%.+]] = load [[CAP_TYPE2]]*, [[CAP_TYPE2]]**
// CHECK: [[SIZE_REF:%.+]] = getelementptr inbounds [[CAP_TYPE2]], [[CAP_TYPE2]]* [[THIS]], i{{.+}} 0, i{{.+}} 0
// CHECK: [[SIZE:%.+]] = load [[INTPTR_T]], [[INTPTR_T]]* [[SIZE_REF]]
// CHECK: call i{{.+}}* @llvm.stacksave()
// CHECK: alloca [[INTPTR_T]], [[INTPTR_T]] [[SIZE]]
// CHECK: call void @llvm.stackrestore(
// CHECK: ret void
// CHECK: define linkonce_odr{{.*}} void [[B_INT_LAMBDA]]([[CAP_TYPE3]]*
// CHECK: [[SIZE2_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
// CHECK: [[SIZE2:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[SIZE2_REF]]
// CHECK: [[SIZE1_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
// CHECK: [[SIZE1:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[SIZE1_REF]]
// CHECK: [[BUFFER1_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 3
// CHECK: [[BUFFER1_ADDR:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[BUFFER1_ADDR_REF]]
// CHECK: [[N_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
// CHECK: [[N_ADDR:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[N_ADDR_REF]]
// CHECK: [[N:%.+]] = load [[INTPTR_T]], [[INTPTR_T]]* [[N_ADDR]]
// CHECK: [[ELEM_OFFSET:%.+]] = mul {{.*}} i{{[0-9]+}} [[N]], [[SIZE1]]
// CHECK: [[ELEM_ADDR:%.+]] = getelementptr inbounds [[INTPTR_T]], [[INTPTR_T]]* [[BUFFER1_ADDR]], i{{[0-9]+}} [[ELEM_OFFSET]]
// CHECK: [[SIZEOF:%.+]] = mul {{.*}} i{{[0-9]+}} {{[0-9]+}}, [[SIZE1]]
// CHECK: [[N_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
// CHECK: [[N_ADDR:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[N_ADDR_REF]]
// CHECK: store [[INTPTR_T]] {{%.+}}, [[INTPTR_T]]* [[N_ADDR]]
// CHECK: [[N_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[CAP:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
// CHECK: [[N_ADDR_REF_ORIG:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
// CHECK: [[N_ADDR_ORIG:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[N_ADDR_REF_ORIG]]
// CHECK: store [[INTPTR_T]]* [[N_ADDR_ORIG]], [[INTPTR_T]]** [[N_ADDR_REF]]
// CHECK: [[SIZE1_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[CAP]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
// CHECK: store i{{[0-9]+}} [[SIZE1]], i{{[0-9]+}}* [[SIZE1_REF]]
// CHECK: [[BUFFER2_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[CAP]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
// CHECK: [[BUFFER2_ADDR_REF_ORIG:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 4
// CHECK: [[BUFFER2_ADDR_ORIG:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[BUFFER2_ADDR_REF_ORIG]]
// CHECK: store [[INTPTR_T]]* [[BUFFER2_ADDR_ORIG]], [[INTPTR_T]]** [[BUFFER2_ADDR_REF]]
// CHECK: [[SIZE2_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[CAP]], i{{[0-9]+}} 0, i{{[0-9]+}} 3
// CHECK: store i{{[0-9]+}} [[SIZE2]], i{{[0-9]+}}* [[SIZE2_REF]]
// CHECK: [[BUFFER1_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[CAP]], i{{[0-9]+}} 0, i{{[0-9]+}} 4
// CHECK: [[BUFFER1_ADDR_REF_ORIG:%.+]] = getelementptr inbounds [[CAP_TYPE3]], [[CAP_TYPE3]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 3
// CHECK: [[BUFFER1_ADDR_ORIG:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[BUFFER1_ADDR_REF_ORIG]]
// CHECK: store [[INTPTR_T]]* [[BUFFER1_ADDR_ORIG]], [[INTPTR_T]]** [[BUFFER1_ADDR_REF]]
// CHECK: call{{.*}} void [[B_INT_LAMBDA_LAMBDA:@.+]]([[CAP_TYPE4]]* [[CAP]])
// CHECK: ret void
// CHECK: define linkonce_odr{{.*}} void [[B_INT_LAMBDA_LAMBDA]]([[CAP_TYPE4]]*
// CHECK: [[SIZE1_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[THIS:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
// CHECK: [[SIZE1:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[SIZE1_REF]]
// CHECK: [[SIZE2_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 3
// CHECK: [[SIZE2:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[SIZE2_REF]]
// CHECK: [[BUFFER2_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
// CHECK: [[BUFFER2_ADDR:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[BUFFER2_ADDR_REF]]
// CHECK: [[SIZEOF_BUFFER2:%.+]] = mul {{.*}} i{{[0-9]+}} {{[0-9]+}}, [[SIZE1]]
// CHECK: [[BUFFER1_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TYPE4]], [[CAP_TYPE4]]* [[THIS]], i{{[0-9]+}} 0, i{{[0-9]+}} 4
// CHECK: [[BUFFER1_ADDR:%.+]] = load [[INTPTR_T]]*, [[INTPTR_T]]** [[BUFFER1_ADDR_REF]]
// CHECK: [[MUL:%.+]] = mul {{.*}} i{{[0-9]+}} [[SIZE2]], [[SIZE1]]
// CHECK: mul {{.*}} i{{[0-9]+}} {{[0-9]+}}, [[MUL]]
// CHECK: ret void
#endif
|
