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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mcpu=pwr8 -mtriple=powerpc64-unknown-unknown %s -o - | FileCheck %s
define i32 @xori64i32(i64 %a) {
; CHECK-LABEL: xori64i32:
; CHECK: # %bb.0:
; CHECK-NEXT: sradi 3, 3, 63
; CHECK-NEXT: xori 3, 3, 65535
; CHECK-NEXT: xoris 3, 3, 32767
; CHECK-NEXT: blr
%shr4 = ashr i64 %a, 63
%conv5 = trunc i64 %shr4 to i32
%xor = xor i32 %conv5, 2147483647
ret i32 %xor
}
define i64 @selecti64i64(i64 %a) {
; CHECK-LABEL: selecti64i64:
; CHECK: # %bb.0:
; CHECK-NEXT: sradi 3, 3, 63
; CHECK-NEXT: xori 3, 3, 65535
; CHECK-NEXT: xoris 3, 3, 32767
; CHECK-NEXT: blr
%c = icmp sgt i64 %a, -1
%s = select i1 %c, i64 2147483647, i64 -2147483648
ret i64 %s
}
define i32 @selecti64i32(i64 %a) {
; CHECK-LABEL: selecti64i32:
; CHECK: # %bb.0:
; CHECK-NEXT: sradi 3, 3, 63
; CHECK-NEXT: xori 3, 3, 65535
; CHECK-NEXT: xoris 3, 3, 32767
; CHECK-NEXT: blr
%c = icmp sgt i64 %a, -1
%s = select i1 %c, i32 2147483647, i32 -2147483648
ret i32 %s
}
define i64 @selecti32i64(i32 %a) {
; CHECK-LABEL: selecti32i64:
; CHECK: # %bb.0:
; CHECK-NEXT: srawi 3, 3, 31
; CHECK-NEXT: xori 3, 3, 65535
; CHECK-NEXT: xoris 3, 3, 32767
; CHECK-NEXT: blr
%c = icmp sgt i32 %a, -1
%s = select i1 %c, i64 2147483647, i64 -2147483648
ret i64 %s
}
define i8 @xori32i8(i32 %a) {
; CHECK-LABEL: xori32i8:
; CHECK: # %bb.0:
; CHECK-NEXT: srawi 3, 3, 31
; CHECK-NEXT: xori 3, 3, 84
; CHECK-NEXT: blr
%shr4 = ashr i32 %a, 31
%conv5 = trunc i32 %shr4 to i8
%xor = xor i8 %conv5, 84
ret i8 %xor
}
define i32 @selecti32i32(i32 %a) {
; CHECK-LABEL: selecti32i32:
; CHECK: # %bb.0:
; CHECK-NEXT: srawi 3, 3, 31
; CHECK-NEXT: xori 3, 3, 84
; CHECK-NEXT: blr
%c = icmp sgt i32 %a, -1
%s = select i1 %c, i32 84, i32 -85
ret i32 %s
}
define i8 @selecti32i8(i32 %a) {
; CHECK-LABEL: selecti32i8:
; CHECK: # %bb.0:
; CHECK-NEXT: srawi 3, 3, 31
; CHECK-NEXT: xori 3, 3, 84
; CHECK-NEXT: blr
%c = icmp sgt i32 %a, -1
%s = select i1 %c, i8 84, i8 -85
ret i8 %s
}
define i32 @selecti8i32(i8 %a) {
; CHECK-LABEL: selecti8i32:
; CHECK: # %bb.0:
; CHECK-NEXT: extsb 3, 3
; CHECK-NEXT: srawi 3, 3, 7
; CHECK-NEXT: xori 3, 3, 84
; CHECK-NEXT: blr
%c = icmp sgt i8 %a, -1
%s = select i1 %c, i32 84, i32 -85
ret i32 %s
}
define i32 @icmpasreq(i32 %input, i32 %a, i32 %b) {
; CHECK-LABEL: icmpasreq:
; CHECK: # %bb.0:
; CHECK-NEXT: cmpwi 3, 0
; CHECK-NEXT: isellt 3, 4, 5
; CHECK-NEXT: blr
%sh = ashr i32 %input, 31
%c = icmp eq i32 %sh, -1
%s = select i1 %c, i32 %a, i32 %b
ret i32 %s
}
define i32 @icmpasrne(i32 %input, i32 %a, i32 %b) {
; CHECK-LABEL: icmpasrne:
; CHECK: # %bb.0:
; CHECK-NEXT: cmpwi 3, -1
; CHECK-NEXT: iselgt 3, 4, 5
; CHECK-NEXT: blr
%sh = ashr i32 %input, 31
%c = icmp ne i32 %sh, -1
%s = select i1 %c, i32 %a, i32 %b
ret i32 %s
}
define i32 @oneusecmp(i32 %a, i32 %b, i32 %d) {
; CHECK-LABEL: oneusecmp:
; CHECK: # %bb.0:
; CHECK-NEXT: srawi 6, 3, 31
; CHECK-NEXT: cmpwi 3, 0
; CHECK-NEXT: xori 3, 6, 127
; CHECK-NEXT: isellt 4, 5, 4
; CHECK-NEXT: add 3, 3, 4
; CHECK-NEXT: blr
%c = icmp sle i32 %a, -1
%s = select i1 %c, i32 -128, i32 127
%s2 = select i1 %c, i32 %d, i32 %b
%x = add i32 %s, %s2
ret i32 %x
}
|
