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
|
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc < %s -O2 -mtriple=m68k -verify-machineinstrs \
; RUN: -code-model=medium -relocation-model=static \
; RUN: | FileCheck %s
@ptr = external global ptr
@dst = external global i32
@src = external global i32
define void @test0() nounwind {
; CHECK-LABEL: test0:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: move.l #dst, ptr
; CHECK-NEXT: move.l src, dst
; CHECK-NEXT: rts
entry:
store ptr @dst, ptr @ptr
%tmp.s = load i32, ptr @src
store i32 %tmp.s, ptr @dst
ret void
}
@ptr2 = global ptr null
@dst2 = global i32 0
@src2 = global i32 0
define void @test1() nounwind {
; CHECK-LABEL: test1:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: move.l #dst2, ptr2
; CHECK-NEXT: move.l src2, dst2
; CHECK-NEXT: rts
entry:
store ptr @dst2, ptr @ptr2
%tmp.s = load i32, ptr @src2
store i32 %tmp.s, ptr @dst2
ret void
}
declare ptr @malloc(i32)
define void @test2() nounwind {
; CHECK-LABEL: test2:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: suba.l #4, %sp
; CHECK-NEXT: move.l #40, (%sp)
; CHECK-NEXT: jsr malloc
; CHECK-NEXT: adda.l #4, %sp
; CHECK-NEXT: rts
entry:
%ptr = call ptr @malloc(i32 40)
ret void
}
@pfoo = external global ptr
declare ptr @afoo(...)
define void @test3() nounwind {
; CHECK-LABEL: test3:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: suba.l #4, %sp
; CHECK-NEXT: jsr afoo
; CHECK-NEXT: move.l %a0, pfoo
; CHECK-NEXT: jsr (%a0)
; CHECK-NEXT: adda.l #4, %sp
; CHECK-NEXT: rts
entry:
%tmp = call ptr(...) @afoo()
store ptr %tmp, ptr @pfoo
%tmp1 = load ptr, ptr @pfoo
call void(...) %tmp1()
ret void
}
declare void @foo(...)
define void @test4() nounwind {
; CHECK-LABEL: test4:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: suba.l #4, %sp
; CHECK-NEXT: jsr foo
; CHECK-NEXT: adda.l #4, %sp
; CHECK-NEXT: rts
entry:
call void(...) @foo()
ret void
}
@ptr6 = internal global ptr null
@dst6 = internal global i32 0
@src6 = internal global i32 0
define void @test5() nounwind {
; CHECK-LABEL: test5:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: move.l #dst6, ptr6
; CHECK-NEXT: move.l src6, dst6
; CHECK-NEXT: rts
entry:
store ptr @dst6, ptr @ptr6
%tmp.s = load i32, ptr @src6
store i32 %tmp.s, ptr @dst6
ret void
}
define void @test7(i32 %n.u) nounwind {
; CHECK-LABEL: test7:
; CHECK: ; %bb.0: ; %entry
; CHECK-NEXT: move.l (4,%sp), %d0
; CHECK-NEXT: add.l #-1, %d0
; CHECK-NEXT: move.l %d0, %d1
; CHECK-NEXT: sub.l #12, %d1
; CHECK-NEXT: bhi .LBB6_12
; CHECK-NEXT: ; %bb.1: ; %entry
; CHECK-NEXT: lsl.l #2, %d0
; CHECK-NEXT: move.l #.LJTI6_0, %a0
; CHECK-NEXT: move.l (0,%a0,%d0), %a0
; CHECK-NEXT: jmp (%a0)
; CHECK-NEXT: .LBB6_12: ; %bb2
; CHECK-NEXT: bra foo6 ; TAILCALL
; CHECK-NEXT: .LBB6_3: ; %bb5
; CHECK-NEXT: bra foo5 ; TAILCALL
; CHECK-NEXT: .LBB6_5: ; %bb1
; CHECK-NEXT: bra foo2 ; TAILCALL
; CHECK-NEXT: .LBB6_2: ; %bb
; CHECK-NEXT: bra foo1 ; TAILCALL
; CHECK-NEXT: .LBB6_9: ; %bb4
; CHECK-NEXT: bra foo4 ; TAILCALL
; CHECK-NEXT: .LBB6_8: ; %bb3
; CHECK-NEXT: bra foo3 ; TAILCALL
entry:
switch i32 %n.u, label %bb12 [i32 1, label %bb i32 2, label %bb6 i32 4, label %bb7 i32 5, label %bb8 i32 6, label %bb10 i32 7, label %bb1 i32 8, label %bb3 i32 9, label %bb4 i32 10, label %bb9 i32 11, label %bb2 i32 12, label %bb5 i32 13, label %bb11 ]
bb:
tail call void(...) @foo1()
ret void
bb1:
tail call void(...) @foo2()
ret void
bb2:
tail call void(...) @foo6()
ret void
bb3:
tail call void(...) @foo3()
ret void
bb4:
tail call void(...) @foo4()
ret void
bb5:
tail call void(...) @foo5()
ret void
bb6:
tail call void(...) @foo1()
ret void
bb7:
tail call void(...) @foo2()
ret void
bb8:
tail call void(...) @foo6()
ret void
bb9:
tail call void(...) @foo3()
ret void
bb10:
tail call void(...) @foo4()
ret void
bb11:
tail call void(...) @foo5()
ret void
bb12:
tail call void(...) @foo6()
ret void
}
declare void @foo1(...)
declare void @foo2(...)
declare void @foo6(...)
declare void @foo3(...)
declare void @foo4(...)
declare void @foo5(...)
|
