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Side by Side Diff: tests/AtomicTest.cpp

Issue 1408213005: Remove SkThread::setProcessorAffinity() (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: gAdds Created 5 years, 2 months ago
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1 /* 1 /*
2 * Copyright 2012 Google Inc. 2 * Copyright 2012 Google Inc.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license that can be 4 * Use of this source code is governed by a BSD-style license that can be
5 * found in the LICENSE file. 5 * found in the LICENSE file.
6 */ 6 */
7 7
8 #include "SkAtomics.h" 8 #include "SkAtomics.h"
9 #include "SkThreadUtils.h" 9 #include "SkThreadUtils.h"
10 #include "SkTypes.h" 10 #include "SkTypes.h"
11 #include "Test.h" 11 #include "Test.h"
12 12
13 struct AddInfo { 13 struct AddInfo {
14 int32_t valueToAdd; 14 int32_t valueToAdd;
15 int timesToAdd; 15 int timesToAdd;
16 unsigned int processorAffinity;
17 }; 16 };
18 17
19 static int32_t base = 0; 18 static int32_t base = 0;
20 19
21 static AddInfo gAdds[] = { 20 static AddInfo gAdds[] = {
22 { 3, 100, 23 }, 21 { 3, 100 },
23 { 2, 200, 2 }, 22 { 2, 200 },
24 { 7, 150, 17 }, 23 { 7, 150 },
25 }; 24 };
26 25
27 static void addABunchOfTimes(void* data) { 26 static void addABunchOfTimes(void* data) {
28 AddInfo* addInfo = static_cast<AddInfo*>(data); 27 AddInfo* addInfo = static_cast<AddInfo*>(data);
29 for (int i = 0; i < addInfo->timesToAdd; i++) { 28 for (int i = 0; i < addInfo->timesToAdd; i++) {
30 sk_atomic_add(&base, addInfo->valueToAdd); 29 sk_atomic_add(&base, addInfo->valueToAdd);
31 } 30 }
32 } 31 }
33 32
34 DEF_TEST(Atomic, reporter) { 33 DEF_TEST(Atomic, reporter) {
35 int32_t total = base; 34 int32_t total = base;
36 SkThread* threads[SK_ARRAY_COUNT(gAdds)]; 35 SkThread* threads[SK_ARRAY_COUNT(gAdds)];
37 for (size_t i = 0; i < SK_ARRAY_COUNT(gAdds); i++) { 36 for (size_t i = 0; i < SK_ARRAY_COUNT(gAdds); i++) {
38 total += gAdds[i].valueToAdd * gAdds[i].timesToAdd; 37 total += gAdds[i].valueToAdd * gAdds[i].timesToAdd;
39 } 38 }
40 // Start the threads 39 // Start the threads
41 for (size_t i = 0; i < SK_ARRAY_COUNT(gAdds); i++) { 40 for (size_t i = 0; i < SK_ARRAY_COUNT(gAdds); i++) {
42 threads[i] = new SkThread(addABunchOfTimes, &gAdds[i]); 41 threads[i] = new SkThread(addABunchOfTimes, &gAdds[i]);
43 threads[i]->setProcessorAffinity(gAdds[i].processorAffinity);
44 threads[i]->start(); 42 threads[i]->start();
45 } 43 }
46 44
47 // Now end the threads 45 // Now end the threads
48 for (size_t i = 0; i < SK_ARRAY_COUNT(gAdds); i++) { 46 for (size_t i = 0; i < SK_ARRAY_COUNT(gAdds); i++) {
49 threads[i]->join(); 47 threads[i]->join();
50 delete threads[i]; 48 delete threads[i];
51 } 49 }
52 REPORTER_ASSERT(reporter, total == base); 50 REPORTER_ASSERT(reporter, total == base);
53 // Ensure that the returned value from sk_atomic_add is correct. 51 // Ensure that the returned value from sk_atomic_add is correct.
54 int32_t valueToModify = 3; 52 int32_t valueToModify = 3;
55 const int32_t originalValue = valueToModify; 53 const int32_t originalValue = valueToModify;
56 REPORTER_ASSERT(reporter, originalValue == sk_atomic_add(&valueToModify, 7)) ; 54 REPORTER_ASSERT(reporter, originalValue == sk_atomic_add(&valueToModify, 7)) ;
57 55
58 { 56 {
59 SkAtomic<int> v {0}; 57 SkAtomic<int> v {0};
60 REPORTER_ASSERT(reporter, 0 == v.load()); 58 REPORTER_ASSERT(reporter, 0 == v.load());
61 v = 10; 59 v = 10;
62 REPORTER_ASSERT(reporter, 10 == v.load()); 60 REPORTER_ASSERT(reporter, 10 == v.load());
63 int q = v; 61 int q = v;
64 REPORTER_ASSERT(reporter, 10 == q); 62 REPORTER_ASSERT(reporter, 10 == q);
65 } 63 }
66 } 64 }
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