summaryrefslogtreecommitdiff
path: root/test/CodeGen/Mips/compactbranches/compact-branches.ll
blob: e863c7409434c334833dc655a06e443cec3d49ed (plain)
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
; RUN: llc -march=mipsel -mcpu=mips32r6 -relocation-model=static < %s | FileCheck %s

; Function Attrs: nounwind
define void @l()  {
entry:
  %call = tail call i32 @k()
  %call1 = tail call i32 @j()
  %cmp = icmp eq i32 %call, %call1
; CHECK: bnec
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext -2)
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

declare i32 @k()

declare i32 @j()

declare void @f(i32 signext) 

; Function Attrs: define void @l2()  {
define void @l2()  {
entry:
  %call = tail call i32 @k()
  %call1 = tail call i32 @i()
  %cmp = icmp eq i32 %call, %call1
; CHECK beqc
  br i1 %cmp, label %if.end, label %if.then

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext -1)
  br label %if.end

if.end:                                           ; preds = %entry, %if.then
  ret void
}

declare i32 @i()

; Function Attrs: nounwind
define void @l3()  {
entry:
  %call = tail call i32 @k()
  %cmp = icmp slt i32 %call, 0
; CHECK : bgez
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext 0)
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

; Function Attrs: nounwind
define void @l4()  {
entry:
  %call = tail call i32 @k()
  %cmp = icmp slt i32 %call, 1
; CHECK: bgtzc
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext 1)
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

; Function Attrs: nounwind
define void @l5()  {
entry:
  %call = tail call i32 @k()
  %cmp = icmp sgt i32 %call, 0
; CHECK: blezc
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext 2) 
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

; Function Attrs: nounwind
define void @l6()  {
entry:
  %call = tail call i32 @k()
  %cmp = icmp sgt i32 %call, -1
; CHECK: bltzc
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext 3)
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

; Function Attrs: nounwind
define void @l7()  {
entry:
  %call = tail call i32 @k()
  %cmp = icmp eq i32 %call, 0
; CHECK: bnezc
  br i1 %cmp, label %if.then, label %if.end

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext 4)
  br label %if.end

if.end:                                           ; preds = %if.then, %entry
  ret void
}

; Function Attrs: nounwind
define void @l8()  {
entry:
  %call = tail call i32 @k()
  %cmp = icmp eq i32 %call, 0
; CHECK: beqzc
  br i1 %cmp, label %if.end, label %if.then

if.then:                                          ; preds = %entry:
; CHECK: nop
; CHECK: jal
  tail call void @f(i32 signext 5)
  br label %if.end

if.end:                                           ; preds = %entry, %if.then
  ret void
}