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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "platform/assert.h" | 5 #include "platform/assert.h" |
6 #include "platform/utils.h" | 6 #include "platform/utils.h" |
7 #include "vm/globals.h" | 7 #include "vm/globals.h" |
8 #include "vm/os.h" | 8 #include "vm/os.h" |
9 #include "vm/unit_test.h" | 9 #include "vm/unit_test.h" |
10 | 10 |
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46 } | 46 } |
47 | 47 |
48 | 48 |
49 UNIT_TEST_CASE(OsFuncs) { | 49 UNIT_TEST_CASE(OsFuncs) { |
50 EXPECT(Utils::IsPowerOfTwo(OS::ActivationFrameAlignment())); | 50 EXPECT(Utils::IsPowerOfTwo(OS::ActivationFrameAlignment())); |
51 EXPECT(Utils::IsPowerOfTwo(OS::PreferredCodeAlignment())); | 51 EXPECT(Utils::IsPowerOfTwo(OS::PreferredCodeAlignment())); |
52 int procs = OS::NumberOfAvailableProcessors(); | 52 int procs = OS::NumberOfAvailableProcessors(); |
53 EXPECT_LE(1, procs); | 53 EXPECT_LE(1, procs); |
54 } | 54 } |
55 | 55 |
56 | |
57 UNIT_TEST_CASE(OSAlignedAllocate) { | |
58 // TODO(johnmccutchan): Test other alignments, once we support | |
59 // alignments != 16 on Mac. | |
60 void* p1 = OS::AlignedAllocate(1023, 16); | |
61 void* p2 = OS::AlignedAllocate(1025, 16); | |
62 void* p3 = OS::AlignedAllocate(1025, 16); | |
63 void* p4 = OS::AlignedAllocate(1, 16); | |
64 void* p5 = OS::AlignedAllocate(2, 16); | |
65 void* p6 = OS::AlignedAllocate(4, 16); | |
66 EXPECT((reinterpret_cast<intptr_t>(p1) & 15) == 0); | |
67 EXPECT((reinterpret_cast<intptr_t>(p2) & 15) == 0); | |
68 EXPECT((reinterpret_cast<intptr_t>(p3) & 15) == 0); | |
69 EXPECT((reinterpret_cast<intptr_t>(p4) & 15) == 0); | |
70 EXPECT((reinterpret_cast<intptr_t>(p5) & 15) == 0); | |
71 EXPECT((reinterpret_cast<intptr_t>(p6) & 15) == 0); | |
72 OS::AlignedFree(p1); | |
73 OS::AlignedFree(p2); | |
74 OS::AlignedFree(p3); | |
75 OS::AlignedFree(p4); | |
76 OS::AlignedFree(p5); | |
77 OS::AlignedFree(p6); | |
78 } | |
79 | |
80 } // namespace dart | 56 } // namespace dart |
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