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
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
|
; RUN: llc -mcpu=pwr7 < %s | FileCheck %s
target datalayout = "E-m:e-i64:64-n32:64"
target triple = "powerpc64-unknown-linux-gnu"
; Function Attrs: nounwind readnone
define zeroext i1 @test1(float %v1, float %v2) #0 {
entry:
%cmp = fcmp oge float %v1, %v2
%cmp2 = fcmp ole float %v2, 0.000000e+00
%and5 = and i1 %cmp, %cmp2
ret i1 %and5
; CHECK-LABEL: @test1
; CHECK-DAG: fcmpu {{[0-9]+}}, 1, 2
; CHECK-DAG: li [[REG1:[0-9]+]], 1
; CHECK-DAG: lfs [[REG2:[0-9]+]],
; CHECK-DAG: fcmpu {{[0-9]+}}, 2, [[REG2]]
; CHECK: crnor
; CHECK: crnor
; CHECK: crnand [[REG4:[0-9]+]],
; CHECK: isel 3, 0, [[REG1]], [[REG4]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define zeroext i1 @test2(float %v1, float %v2) #0 {
entry:
%cmp = fcmp oge float %v1, %v2
%cmp2 = fcmp ole float %v2, 0.000000e+00
%xor5 = xor i1 %cmp, %cmp2
ret i1 %xor5
; CHECK-LABEL: @test2
; CHECK-DAG: fcmpu {{[0-9]+}}, 1, 2
; CHECK-DAG: li [[REG1:[0-9]+]], 1
; CHECK-DAG: lfs [[REG2:[0-9]+]],
; CHECK-DAG: fcmpu {{[0-9]+}}, 2, [[REG2]]
; CHECK: crnor
; CHECK: crnor
; CHECK: creqv [[REG4:[0-9]+]],
; CHECK: isel 3, 0, [[REG1]], [[REG4]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define zeroext i1 @test3(float %v1, float %v2, i32 signext %x) #0 {
entry:
%cmp = fcmp oge float %v1, %v2
%cmp2 = fcmp ole float %v2, 0.000000e+00
%cmp4 = icmp ne i32 %x, -2
%and7 = and i1 %cmp2, %cmp4
%xor8 = xor i1 %cmp, %and7
ret i1 %xor8
; CHECK-LABEL: @test3
; CHECK-DAG: fcmpu {{[0-9]+}}, 1, 2
; CHECK-DAG: li [[REG1:[0-9]+]], 1
; CHECK-DAG: lfs [[REG2:[0-9]+]],
; CHECK-DAG: fcmpu {{[0-9]+}}, 2, [[REG2]]
; CHECK: crnor
; CHECK: crnor
; CHECK: crandc
; CHECK: creqv [[REG4:[0-9]+]],
; CHECK: isel 3, 0, [[REG1]], [[REG4]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define zeroext i1 @test4(i1 zeroext %v1, i1 zeroext %v2, i1 zeroext %v3) #0 {
entry:
%and8 = and i1 %v1, %v2
%or9 = or i1 %and8, %v3
ret i1 %or9
; CHECK-DAG: @test4
; CHECK: and [[REG1:[0-9]+]], 3, 4
; CHECK: or 3, [[REG1]], 5
; CHECK: blr
}
; Function Attrs: nounwind readnone
define zeroext i1 @test5(i1 zeroext %v1, i1 zeroext %v2, i32 signext %v3) #0 {
entry:
%and6 = and i1 %v1, %v2
%cmp = icmp ne i32 %v3, -2
%or7 = or i1 %and6, %cmp
ret i1 %or7
; CHECK-LABEL: @test5
; CHECK-DAG: and [[REG1:[0-9]+]], 3, 4
; CHECK-DAG: cmpwi {{[0-9]+}}, 5, -2
; CHECK-DAG: li [[REG3:[0-9]+]], 1
; CHECK-DAG: andi. {{[0-9]+}}, [[REG1]], 1
; CHECK-DAG: crandc [[REG5:[0-9]+]],
; CHECK: isel 3, 0, [[REG3]], [[REG5]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define zeroext i1 @test6(i1 zeroext %v1, i1 zeroext %v2, i32 signext %v3) #0 {
entry:
%cmp = icmp ne i32 %v3, -2
%or6 = or i1 %cmp, %v2
%and7 = and i1 %or6, %v1
ret i1 %and7
; CHECK-LABEL: @test6
; CHECK-DAG: andi. {{[0-9]+}}, 3, 1
; CHECK-DAG: cmpwi {{[0-9]+}}, 5, -2
; CHECK-DAG: cror [[REG1:[0-9]+]], 1, 1
; CHECK-DAG: andi. {{[0-9]+}}, 4, 1
; CHECK-DAG: li [[REG2:[0-9]+]], 1
; CHECK-DAG: crorc [[REG4:[0-9]+]], 1,
; CHECK-DAG: crnand [[REG5:[0-9]+]], [[REG4]], [[REG1]]
; CHECK: isel 3, 0, [[REG2]], [[REG5]]
; CHECK: blr
}
; Function Attrs: nounwind readnone
define signext i32 @test7(i1 zeroext %v2, i32 signext %i1, i32 signext %i2) #0 {
entry:
%cond = select i1 %v2, i32 %i1, i32 %i2
ret i32 %cond
; CHECK-LABEL: @test7
; CHECK: andi. {{[0-9]+}}, 3, 1
; CHECK: isel 3, 4, 5, 1
; CHECK: blr
}
define signext i32 @exttest7(i32 signext %a) #0 {
entry:
%cmp = icmp eq i32 %a, 5
%cond = select i1 %cmp, i32 7, i32 8
ret i32 %cond
; CHECK-LABEL: @exttest7
; CHECK-DAG: cmplwi {{[0-9]+}}, 3, 5
; CHECK-DAG: li [[REG1:[0-9]+]], 8
; CHECK-DAG: li [[REG2:[0-9]+]], 7
; CHECK: isel 3, [[REG2]], [[REG1]],
; CHECK-NOT: rldicl
; CHECK: blr
}
define zeroext i32 @exttest8() #0 {
entry:
%v0 = load i64* undef, align 8
%sub = sub i64 80, %v0
%div = lshr i64 %sub, 1
%conv13 = trunc i64 %div to i32
%cmp14 = icmp ugt i32 %conv13, 80
%.conv13 = select i1 %cmp14, i32 0, i32 %conv13
ret i32 %.conv13
; CHECK-LABEL: @exttest8
; This is a don't-crash test: %conv13 is both one of the possible select output
; values and also an input to the conditional feeding it.
}
; Function Attrs: nounwind readnone
define float @test8(i1 zeroext %v2, float %v1, float %v3) #0 {
entry:
%cond = select i1 %v2, float %v1, float %v3
ret float %cond
; CHECK-LABEL: @test8
; CHECK: andi. {{[0-9]+}}, 3, 1
; CHECK: bclr 12, 1, 0
; CHECK: fmr 1, 2
; CHECK: blr
}
; Function Attrs: nounwind readnone
define signext i32 @test10(i32 signext %v1, i32 signext %v2) #0 {
entry:
%tobool = icmp ne i32 %v1, 0
%lnot = icmp eq i32 %v2, 0
%and3 = and i1 %tobool, %lnot
%and = zext i1 %and3 to i32
ret i32 %and
; CHECK-LABEL: @test10
; CHECK-DAG: cmpwi {{[0-9]+}}, 3, 0
; CHECK-DAG: cmpwi {{[0-9]+}}, 4, 0
; CHECK-DAG: li [[REG2:[0-9]+]], 1
; CHECK-DAG: crorc [[REG3:[0-9]+]],
; CHECK: isel 3, 0, [[REG2]], [[REG3]]
; CHECK: blr
}
attributes #0 = { nounwind readnone }
|
