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gerrit-public.fairphone.software / toolchain / llvm-project / 61b06b4f995474a4405f0a3018ef25c6009a0172 / . / llvm / test / Transforms / SimplifyCFG / preserve-store-alignment.ll
blob: 8f7fcff0df2326e1164fc3ba36e4a8a06a311230 [file] [log] [blame]
Alexey Bataev84ad9ae2017-08-17 17:26:52 +0000[diff] [blame]1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt -simplifycfg -S < %s | FileCheck %s
3
4%struct.Counters = type { i64, i64, i64, [8 x i8] }
5
6@m = global i64 3, align 8
7@counters = global %struct.Counters zeroinitializer, align 16
8
Alexey Bataev61b06b42017-08-29 14:37:23 +0000[diff] [blame^]9define i32 @align_both_equal() local_unnamed_addr {
10; CHECK-LABEL: @align_both_equal(
Alexey Bataev84ad9ae2017-08-17 17:26:52 +0000[diff] [blame]11; CHECK-NEXT: entry:
12; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
13; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
14; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
15; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
16; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
17; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
18; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
19; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
20; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
21; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
22; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
23; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
24; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
25; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
26; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
27; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
28; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
29; CHECK-NEXT: br label [[TMP10]]
30; CHECK: ret i32 0
31;
32entry:
33 %0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
34 %1 = add nsw <2 x i64> %0, <i64 1, i64 1>
35 store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
36 %2 = load i64, i64* @m, align 8
37 %and = and i64 %2, 1
38 %tobool = icmp eq i64 %and, 0
39 br i1 %tobool, label %if.end, label %if.then
40
41if.then: ; preds = %entry
42 %3 = add nsw <2 x i64> %0, <i64 2, i64 2>
43 store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
44 br label %if.end
45
46if.end: ; preds = %entry, %if.then
47 %4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
48 %and4 = and i64 %2, 2
49 %tobool5 = icmp eq i64 %and4, 0
50 br i1 %tobool5, label %if.end9, label %if.then6
51
52if.then6: ; preds = %if.end
53 %5 = add nsw <2 x i64> %4, <i64 1, i64 1>
54 store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
55 br label %if.end9
56
57if.end9: ; preds = %if.end, %if.then6
58 ret i32 0
59}
Alexey Bataev61b06b42017-08-29 14:37:23 +0000[diff] [blame^]60
61define i32 @align_not_equal() local_unnamed_addr {
62; CHECK-LABEL: @align_not_equal(
63; CHECK-NEXT: entry:
64; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
65; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
66; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
67; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
68; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
69; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
70; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
71; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
72; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
73; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
74; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
75; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
76; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
77; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
78; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
79; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
80; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
81; CHECK-NEXT: br label [[TMP10]]
82; CHECK: ret i32 0
83;
84entry:
85 %0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
86 %1 = add nsw <2 x i64> %0, <i64 1, i64 1>
87 store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
88 %2 = load i64, i64* @m, align 8
89 %and = and i64 %2, 1
90 %tobool = icmp eq i64 %and, 0
91 br i1 %tobool, label %if.end, label %if.then
92
93if.then: ; preds = %entry
94 %3 = add nsw <2 x i64> %0, <i64 2, i64 2>
95 store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 16
96 br label %if.end
97
98if.end: ; preds = %entry, %if.then
99 %4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
100 %and4 = and i64 %2, 2
101 %tobool5 = icmp eq i64 %and4, 0
102 br i1 %tobool5, label %if.end9, label %if.then6
103
104if.then6: ; preds = %if.end
105 %5 = add nsw <2 x i64> %4, <i64 1, i64 1>
106 store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
107 br label %if.end9
108
109if.end9: ; preds = %if.end, %if.then6
110 ret i32 0
111}
112
113define i32 @align_single_zero() local_unnamed_addr {
114; CHECK-LABEL: @align_single_zero(
115; CHECK-NEXT: entry:
116; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
117; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
118; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
119; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
120; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
121; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
122; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
123; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
124; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
125; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
126; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
127; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
128; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
129; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
130; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
131; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
132; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
133; CHECK-NEXT: br label [[TMP10]]
134; CHECK: ret i32 0
135;
136entry:
137 %0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
138 %1 = add nsw <2 x i64> %0, <i64 1, i64 1>
139 store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
140 %2 = load i64, i64* @m, align 8
141 %and = and i64 %2, 1
142 %tobool = icmp eq i64 %and, 0
143 br i1 %tobool, label %if.end, label %if.then
144
145if.then: ; preds = %entry
146 %3 = add nsw <2 x i64> %0, <i64 2, i64 2>
147 store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
148 br label %if.end
149
150if.end: ; preds = %entry, %if.then
151 %4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
152 %and4 = and i64 %2, 2
153 %tobool5 = icmp eq i64 %and4, 0
154 br i1 %tobool5, label %if.end9, label %if.then6
155
156if.then6: ; preds = %if.end
157 %5 = add nsw <2 x i64> %4, <i64 1, i64 1>
158 store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
159 br label %if.end9
160
161if.end9: ; preds = %if.end, %if.then6
162 ret i32 0
163}
164
165define i32 @align_single_zero_second_greater_default() local_unnamed_addr {
166; CHECK-LABEL: @align_single_zero_second_greater_default(
167; CHECK-NEXT: entry:
168; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
169; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
170; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
171; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
172; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
173; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
174; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
175; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
176; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
177; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
178; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
179; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
180; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
181; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
182; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
183; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
184; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
185; CHECK-NEXT: br label [[TMP10]]
186; CHECK: ret i32 0
187;
188entry:
189 %0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
190 %1 = add nsw <2 x i64> %0, <i64 1, i64 1>
191 store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
192 %2 = load i64, i64* @m, align 8
193 %and = and i64 %2, 1
194 %tobool = icmp eq i64 %and, 0
195 br i1 %tobool, label %if.end, label %if.then
196
197if.then: ; preds = %entry
198 %3 = add nsw <2 x i64> %0, <i64 2, i64 2>
199 store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 32
200 br label %if.end
201
202if.end: ; preds = %entry, %if.then
203 %4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
204 %and4 = and i64 %2, 2
205 %tobool5 = icmp eq i64 %and4, 0
206 br i1 %tobool5, label %if.end9, label %if.then6
207
208if.then6: ; preds = %if.end
209 %5 = add nsw <2 x i64> %4, <i64 1, i64 1>
210 store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
211 br label %if.end9
212
213if.end9: ; preds = %if.end, %if.then6
214 ret i32 0
215}
216
217define i32 @align_both_zero() local_unnamed_addr {
218; CHECK-LABEL: @align_both_zero(
219; CHECK-NEXT: entry:
220; CHECK-NEXT: [[TMP0:%.*]] = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
221; CHECK-NEXT: [[TMP1:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 1, i64 1>
222; CHECK-NEXT: store <2 x i64> [[TMP1]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
223; CHECK-NEXT: [[TMP2:%.*]] = load i64, i64* @m, align 8
224; CHECK-NEXT: [[AND:%.*]] = and i64 [[TMP2]], 1
225; CHECK-NEXT: [[TOBOOL:%.*]] = icmp eq i64 [[AND]], 0
226; CHECK-NEXT: [[TMP3:%.*]] = add nsw <2 x i64> [[TMP0]], <i64 2, i64 2>
227; CHECK-NEXT: [[TMP4:%.*]] = select i1 [[TOBOOL]], <2 x i64> [[TMP1]], <2 x i64> [[TMP3]]
228; CHECK-NEXT: [[AND4:%.*]] = and i64 [[TMP2]], 2
229; CHECK-NEXT: [[TOBOOL5:%.*]] = icmp eq i64 [[AND4]], 0
230; CHECK-NEXT: [[TMP5:%.*]] = add nsw <2 x i64> [[TMP4]], <i64 1, i64 1>
231; CHECK-NEXT: [[DOT:%.*]] = select i1 [[TOBOOL5]], <2 x i64> [[TMP4]], <2 x i64> [[TMP5]]
232; CHECK-NEXT: [[TMP6:%.*]] = xor i1 [[TOBOOL]], true
233; CHECK-NEXT: [[TMP7:%.*]] = xor i1 [[TOBOOL5]], true
234; CHECK-NEXT: [[TMP8:%.*]] = or i1 [[TMP6]], [[TMP7]]
235; CHECK-NEXT: br i1 [[TMP8]], label [[TMP9:%.*]], label [[TMP10:%.*]]
236; CHECK: store <2 x i64> [[DOT]], <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
237; CHECK-NEXT: br label [[TMP10]]
238; CHECK: ret i32 0
239;
240entry:
241 %0 = load <2 x i64>, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
242 %1 = add nsw <2 x i64> %0, <i64 1, i64 1>
243 store <2 x i64> %1, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*), align 8
244 %2 = load i64, i64* @m, align 8
245 %and = and i64 %2, 1
246 %tobool = icmp eq i64 %and, 0
247 br i1 %tobool, label %if.end, label %if.then
248
249if.then: ; preds = %entry
250 %3 = add nsw <2 x i64> %0, <i64 2, i64 2>
251 store <2 x i64> %3, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
252 br label %if.end
253
254if.end: ; preds = %entry, %if.then
255 %4 = phi <2 x i64> [ %1, %entry ], [ %3, %if.then ]
256 %and4 = and i64 %2, 2
257 %tobool5 = icmp eq i64 %and4, 0
258 br i1 %tobool5, label %if.end9, label %if.then6
259
260if.then6: ; preds = %if.end
261 %5 = add nsw <2 x i64> %4, <i64 1, i64 1>
262 store <2 x i64> %5, <2 x i64>* bitcast (i64* getelementptr inbounds (%struct.Counters, %struct.Counters* @counters, i64 0, i32 1) to <2 x i64>*)
263 br label %if.end9
264
265if.end9: ; preds = %if.end, %if.then6
266 ret i32 0
267}