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
|
// RUN: %clang_cc1 -triple "i686-unknown-unknown" -emit-llvm -x c %s -o - -O3 | FileCheck %s
// RUN: %clang_cc1 -triple "x86_64-unknown-unknown" -emit-llvm -x c %s -o - -O3 | FileCheck %s
// RUN: %clang_cc1 -triple "x86_64-mingw32" -emit-llvm -x c %s -o - -O3 | FileCheck %s
unsigned short test_addcs(unsigned short x, unsigned short y,
unsigned short carryin, unsigned short *z) {
// CHECK: @test_addcs
// CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.uadd.with.overflow.i16(i16 %x, i16 %y)
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.uadd.with.overflow.i16(i16 %{{.+}}, i16 %carryin)
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to i16
// CHECK: store i16 %{{.+}}, i16* %z, align 2
unsigned short carryout;
*z = __builtin_addcs(x, y, carryin, &carryout);
return carryout;
}
unsigned test_addc(unsigned x, unsigned y, unsigned carryin, unsigned *z) {
// CHECK: @test_addc
// CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %x, i32 %y)
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.uadd.with.overflow.i32(i32 %{{.+}}, i32 %carryin)
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to i32
// CHECK: store i32 %{{.+}}, i32* %z, align 4
unsigned carryout;
*z = __builtin_addc(x, y, carryin, &carryout);
return carryout;
}
unsigned long test_addcl(unsigned long x, unsigned long y,
unsigned long carryin, unsigned long *z) {
// long is i32 on i686, i64 on x86_64.
// CHECK: @test_addcl([[UL:i32|i64]] %x
// CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.uadd.with.overflow.[[UL]]([[UL]] %x, [[UL]] %y)
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.uadd.with.overflow.[[UL]]([[UL]] %{{.+}}, [[UL]] %carryin)
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to [[UL]]
// CHECK: store [[UL]] %{{.+}}, [[UL]]* %z
unsigned long carryout;
*z = __builtin_addcl(x, y, carryin, &carryout);
return carryout;
}
unsigned long long test_addcll(unsigned long long x, unsigned long long y,
unsigned long long carryin,
unsigned long long *z) {
// CHECK: @test_addcll
// CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %x, i64 %y)
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.uadd.with.overflow.i64(i64 %{{.+}}, i64 %carryin)
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to i64
// CHECK: store i64 %{{.+}}, i64* %z
unsigned long long carryout;
*z = __builtin_addcll(x, y, carryin, &carryout);
return carryout;
}
unsigned short test_subcs(unsigned short x, unsigned short y,
unsigned short carryin, unsigned short *z) {
// CHECK: @test_subcs
// CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.usub.with.overflow.i16(i16 %x, i16 %y)
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { i16, i1 } @llvm.usub.with.overflow.i16(i16 %{{.+}}, i16 %carryin)
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i16, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to i16
// CHECK: store i16 %{{.+}}, i16* %z, align 2
unsigned short carryout;
*z = __builtin_subcs(x, y, carryin, &carryout);
return carryout;
}
unsigned test_subc(unsigned x, unsigned y, unsigned carryin, unsigned *z) {
// CHECK: @test_subc
// CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %x, i32 %y)
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { i32, i1 } @llvm.usub.with.overflow.i32(i32 %{{.+}}, i32 %carryin)
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i32, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to i32
// CHECK: store i32 %{{.+}}, i32* %z, align 4
unsigned carryout;
*z = __builtin_subc(x, y, carryin, &carryout);
return carryout;
}
unsigned long test_subcl(unsigned long x, unsigned long y,
unsigned long carryin, unsigned long *z) {
// CHECK: @test_subcl([[UL:i32|i64]] %x
// CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.usub.with.overflow.[[UL]]([[UL]] %x, [[UL]] %y)
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { [[UL]], i1 } @llvm.usub.with.overflow.[[UL]]([[UL]] %{{.+}}, [[UL]] %carryin)
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { [[UL]], i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to [[UL]]
// CHECK: store [[UL]] %{{.+}}, [[UL]]* %z
unsigned long carryout;
*z = __builtin_subcl(x, y, carryin, &carryout);
return carryout;
}
unsigned long long test_subcll(unsigned long long x, unsigned long long y,
unsigned long long carryin,
unsigned long long *z) {
// CHECK: @test_subcll
// CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %x, i64 %y)
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = {{.*}} call { i64, i1 } @llvm.usub.with.overflow.i64(i64 %{{.+}}, i64 %carryin)
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 1
// CHECK: %{{.+}} = extractvalue { i64, i1 } %{{.+}}, 0
// CHECK: %{{.+}} = or i1 %{{.+}}, %{{.+}}
// CHECK: %{{.+}} = zext i1 %{{.+}} to i64
// CHECK: store i64 %{{.+}}, i64* %z
unsigned long long carryout;
*z = __builtin_subcll(x, y, carryin, &carryout);
return carryout;
}
|
