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
|
declare {i8, i1} @llvm.sadd.with.overflow.i8(i8, i8)
declare {i8, i1} @llvm.uadd.with.overflow.i8(i8, i8)
define linkonce_odr i8 @__clc_add_sat_impl_s8(i8 %x, i8 %y) nounwind readnone alwaysinline {
%call = call {i8, i1} @llvm.sadd.with.overflow.i8(i8 %x, i8 %y)
%res = extractvalue {i8, i1} %call, 0
%over = extractvalue {i8, i1} %call, 1
%x.msb = ashr i8 %x, 7
%x.limit = xor i8 %x.msb, 127
%sat = select i1 %over, i8 %x.limit, i8 %res
ret i8 %sat
}
define linkonce_odr i8 @__clc_add_sat_impl_u8(i8 %x, i8 %y) nounwind readnone alwaysinline {
%call = call {i8, i1} @llvm.uadd.with.overflow.i8(i8 %x, i8 %y)
%res = extractvalue {i8, i1} %call, 0
%over = extractvalue {i8, i1} %call, 1
%sat = select i1 %over, i8 -1, i8 %res
ret i8 %sat
}
declare {i16, i1} @llvm.sadd.with.overflow.i16(i16, i16)
declare {i16, i1} @llvm.uadd.with.overflow.i16(i16, i16)
define linkonce_odr i16 @__clc_add_sat_impl_s16(i16 %x, i16 %y) nounwind readnone alwaysinline {
%call = call {i16, i1} @llvm.sadd.with.overflow.i16(i16 %x, i16 %y)
%res = extractvalue {i16, i1} %call, 0
%over = extractvalue {i16, i1} %call, 1
%x.msb = ashr i16 %x, 15
%x.limit = xor i16 %x.msb, 32767
%sat = select i1 %over, i16 %x.limit, i16 %res
ret i16 %sat
}
define linkonce_odr i16 @__clc_add_sat_impl_u16(i16 %x, i16 %y) nounwind readnone alwaysinline {
%call = call {i16, i1} @llvm.uadd.with.overflow.i16(i16 %x, i16 %y)
%res = extractvalue {i16, i1} %call, 0
%over = extractvalue {i16, i1} %call, 1
%sat = select i1 %over, i16 -1, i16 %res
ret i16 %sat
}
declare {i32, i1} @llvm.sadd.with.overflow.i32(i32, i32)
declare {i32, i1} @llvm.uadd.with.overflow.i32(i32, i32)
define linkonce_odr i32 @__clc_add_sat_impl_s32(i32 %x, i32 %y) nounwind readnone alwaysinline {
%call = call {i32, i1} @llvm.sadd.with.overflow.i32(i32 %x, i32 %y)
%res = extractvalue {i32, i1} %call, 0
%over = extractvalue {i32, i1} %call, 1
%x.msb = ashr i32 %x, 31
%x.limit = xor i32 %x.msb, 2147483647
%sat = select i1 %over, i32 %x.limit, i32 %res
ret i32 %sat
}
define linkonce_odr i32 @__clc_add_sat_impl_u32(i32 %x, i32 %y) nounwind readnone alwaysinline {
%call = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %x, i32 %y)
%res = extractvalue {i32, i1} %call, 0
%over = extractvalue {i32, i1} %call, 1
%sat = select i1 %over, i32 -1, i32 %res
ret i32 %sat
}
declare {i64, i1} @llvm.sadd.with.overflow.i64(i64, i64)
declare {i64, i1} @llvm.uadd.with.overflow.i64(i64, i64)
define linkonce_odr i64 @__clc_add_sat_impl_s64(i64 %x, i64 %y) nounwind readnone alwaysinline {
%call = call {i64, i1} @llvm.sadd.with.overflow.i64(i64 %x, i64 %y)
%res = extractvalue {i64, i1} %call, 0
%over = extractvalue {i64, i1} %call, 1
%x.msb = ashr i64 %x, 63
%x.limit = xor i64 %x.msb, 9223372036854775807
%sat = select i1 %over, i64 %x.limit, i64 %res
ret i64 %sat
}
define linkonce_odr i64 @__clc_add_sat_impl_u64(i64 %x, i64 %y) nounwind readnone alwaysinline {
%call = call {i64, i1} @llvm.uadd.with.overflow.i64(i64 %x, i64 %y)
%res = extractvalue {i64, i1} %call, 0
%over = extractvalue {i64, i1} %call, 1
%sat = select i1 %over, i64 -1, i64 %res
ret i64 %sat
}
|
