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
|
; RUN: opt < %s -instcombine -S | FileCheck %s
define zeroext i8 @t1(float %x, float %y) nounwind {
%a = fcmp ueq float %x, %y
%b = fcmp ord float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t1
; CHECK: fcmp oeq float %x, %y
; CHECK-NOT: fcmp ueq float %x, %y
; CHECK-NOT: fcmp ord float %x, %y
; CHECK-NOT: and
}
define zeroext i8 @t2(float %x, float %y) nounwind {
%a = fcmp olt float %x, %y
%b = fcmp ord float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t2
; CHECK: fcmp olt float %x, %y
; CHECK-NOT: fcmp ord float %x, %y
; CHECK-NOT: and
}
define zeroext i8 @t3(float %x, float %y) nounwind {
%a = fcmp oge float %x, %y
%b = fcmp uno float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t3
; CHECK: ret i8 0
}
define zeroext i8 @t4(float %x, float %y) nounwind {
%a = fcmp one float %y, %x
%b = fcmp ord float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t4
; CHECK: fcmp one float %y, %x
; CHECK-NOT: fcmp ord float %x, %y
; CHECK-NOT: and
}
define zeroext i8 @t5(float %x, float %y) nounwind {
%a = fcmp ord float %x, %y
%b = fcmp uno float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t5
; CHECK: ret i8 0
}
define zeroext i8 @t6(float %x, float %y) nounwind {
%a = fcmp uno float %x, %y
%b = fcmp ord float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t6
; CHECK: ret i8 0
}
define zeroext i8 @t7(float %x, float %y) nounwind {
%a = fcmp uno float %x, %y
%b = fcmp ult float %x, %y
%c = and i1 %a, %b
%retval = zext i1 %c to i8
ret i8 %retval
; CHECK: t7
; CHECK: fcmp uno
; CHECK-NOT: fcmp ult
}
; PR15737
define i1 @t8(float %a, double %b) {
%cmp = fcmp ord float %a, 0.000000e+00
%cmp1 = fcmp ord double %b, 0.000000e+00
%and = and i1 %cmp, %cmp1
ret i1 %and
; CHECK: t8
; CHECK: fcmp ord
; CHECK: fcmp ord
}
define <2 x i1> @t9(<2 x float> %a, <2 x double> %b) {
%cmp = fcmp ord <2 x float> %a, zeroinitializer
%cmp1 = fcmp ord <2 x double> %b, zeroinitializer
%and = and <2 x i1> %cmp, %cmp1
ret <2 x i1> %and
; CHECK: t9
; CHECK: fcmp ord
; CHECK: fcmp ord
}
|
