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comparison test/CodeGen/X86/atomic6432.ll @ 0:95c75e76d11b LLVM3.4

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LLVM 3.4
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Thu, 12 Dec 2013 13:56:28 +0900
parents
children 54457678186b
comparison
equal deleted inserted replaced
-1:000000000000 0:95c75e76d11b
1 ; RUN: llc < %s -O0 -march=x86 -mcpu=corei7 -verify-machineinstrs | FileCheck %s --check-prefix X32
2
3 @sc64 = external global i64
4
5 define void @atomic_fetch_add64() nounwind {
6 ; X32: atomic_fetch_add64
7 entry:
8 %t1 = atomicrmw add i64* @sc64, i64 1 acquire
9 ; X32: addl
10 ; X32: adcl
11 ; X32: lock
12 ; X32: cmpxchg8b
13 %t2 = atomicrmw add i64* @sc64, i64 3 acquire
14 ; X32: addl
15 ; X32: adcl
16 ; X32: lock
17 ; X32: cmpxchg8b
18 %t3 = atomicrmw add i64* @sc64, i64 5 acquire
19 ; X32: addl
20 ; X32: adcl
21 ; X32: lock
22 ; X32: cmpxchg8b
23 %t4 = atomicrmw add i64* @sc64, i64 %t3 acquire
24 ; X32: addl
25 ; X32: adcl
26 ; X32: lock
27 ; X32: cmpxchg8b
28 ret void
29 ; X32: ret
30 }
31
32 define void @atomic_fetch_sub64() nounwind {
33 ; X32: atomic_fetch_sub64
34 %t1 = atomicrmw sub i64* @sc64, i64 1 acquire
35 ; X32: subl
36 ; X32: sbbl
37 ; X32: lock
38 ; X32: cmpxchg8b
39 %t2 = atomicrmw sub i64* @sc64, i64 3 acquire
40 ; X32: subl
41 ; X32: sbbl
42 ; X32: lock
43 ; X32: cmpxchg8b
44 %t3 = atomicrmw sub i64* @sc64, i64 5 acquire
45 ; X32: subl
46 ; X32: sbbl
47 ; X32: lock
48 ; X32: cmpxchg8b
49 %t4 = atomicrmw sub i64* @sc64, i64 %t3 acquire
50 ; X32: subl
51 ; X32: sbbl
52 ; X32: lock
53 ; X32: cmpxchg8b
54 ret void
55 ; X32: ret
56 }
57
58 define void @atomic_fetch_and64() nounwind {
59 ; X32: atomic_fetch_and64
60 %t1 = atomicrmw and i64* @sc64, i64 3 acquire
61 ; X32: andl
62 ; X32: andl
63 ; X32: lock
64 ; X32: cmpxchg8b
65 %t2 = atomicrmw and i64* @sc64, i64 5 acquire
66 ; X32: andl
67 ; X32: andl
68 ; X32: lock
69 ; X32: cmpxchg8b
70 %t3 = atomicrmw and i64* @sc64, i64 %t2 acquire
71 ; X32: andl
72 ; X32: andl
73 ; X32: lock
74 ; X32: cmpxchg8b
75 ret void
76 ; X32: ret
77 }
78
79 define void @atomic_fetch_or64() nounwind {
80 ; X32: atomic_fetch_or64
81 %t1 = atomicrmw or i64* @sc64, i64 3 acquire
82 ; X32: orl
83 ; X32: orl
84 ; X32: lock
85 ; X32: cmpxchg8b
86 %t2 = atomicrmw or i64* @sc64, i64 5 acquire
87 ; X32: orl
88 ; X32: orl
89 ; X32: lock
90 ; X32: cmpxchg8b
91 %t3 = atomicrmw or i64* @sc64, i64 %t2 acquire
92 ; X32: orl
93 ; X32: orl
94 ; X32: lock
95 ; X32: cmpxchg8b
96 ret void
97 ; X32: ret
98 }
99
100 define void @atomic_fetch_xor64() nounwind {
101 ; X32: atomic_fetch_xor64
102 %t1 = atomicrmw xor i64* @sc64, i64 3 acquire
103 ; X32: xorl
104 ; X32: xorl
105 ; X32: lock
106 ; X32: cmpxchg8b
107 %t2 = atomicrmw xor i64* @sc64, i64 5 acquire
108 ; X32: xorl
109 ; X32: xorl
110 ; X32: lock
111 ; X32: cmpxchg8b
112 %t3 = atomicrmw xor i64* @sc64, i64 %t2 acquire
113 ; X32: xorl
114 ; X32: xorl
115 ; X32: lock
116 ; X32: cmpxchg8b
117 ret void
118 ; X32: ret
119 }
120
121 define void @atomic_fetch_nand64(i64 %x) nounwind {
122 ; X32: atomic_fetch_nand64
123 %t1 = atomicrmw nand i64* @sc64, i64 %x acquire
124 ; X32: andl
125 ; X32: andl
126 ; X32: notl
127 ; X32: notl
128 ; X32: lock
129 ; X32: cmpxchg8b
130 ret void
131 ; X32: ret
132 }
133
134 define void @atomic_fetch_max64(i64 %x) nounwind {
135 %t1 = atomicrmw max i64* @sc64, i64 %x acquire
136 ; X32: cmpl
137 ; X32: cmpl
138 ; X32: cmov
139 ; X32: cmov
140 ; X32: cmov
141 ; X32: lock
142 ; X32: cmpxchg8b
143 ret void
144 ; X32: ret
145 }
146
147 define void @atomic_fetch_min64(i64 %x) nounwind {
148 %t1 = atomicrmw min i64* @sc64, i64 %x acquire
149 ; X32: cmpl
150 ; X32: cmpl
151 ; X32: cmov
152 ; X32: cmov
153 ; X32: cmov
154 ; X32: lock
155 ; X32: cmpxchg8b
156 ret void
157 ; X32: ret
158 }
159
160 define void @atomic_fetch_umax64(i64 %x) nounwind {
161 %t1 = atomicrmw umax i64* @sc64, i64 %x acquire
162 ; X32: cmpl
163 ; X32: cmpl
164 ; X32: cmov
165 ; X32: cmov
166 ; X32: cmov
167 ; X32: lock
168 ; X32: cmpxchg8b
169 ret void
170 ; X32: ret
171 }
172
173 define void @atomic_fetch_umin64(i64 %x) nounwind {
174 %t1 = atomicrmw umin i64* @sc64, i64 %x acquire
175 ; X32: cmpl
176 ; X32: cmpl
177 ; X32: cmov
178 ; X32: cmov
179 ; X32: cmov
180 ; X32: lock
181 ; X32: cmpxchg8b
182 ret void
183 ; X32: ret
184 }
185
186 define void @atomic_fetch_cmpxchg64() nounwind {
187 %t1 = cmpxchg i64* @sc64, i64 0, i64 1 acquire
188 ; X32: lock
189 ; X32: cmpxchg8b
190 ret void
191 ; X32: ret
192 }
193
194 define void @atomic_fetch_store64(i64 %x) nounwind {
195 store atomic i64 %x, i64* @sc64 release, align 8
196 ; X32: lock
197 ; X32: cmpxchg8b
198 ret void
199 ; X32: ret
200 }
201
202 define void @atomic_fetch_swap64(i64 %x) nounwind {
203 %t1 = atomicrmw xchg i64* @sc64, i64 %x acquire
204 ; X32: lock
205 ; X32: xchg8b
206 ret void
207 ; X32: ret
208 }