1 // Copyright 2016, VIXL authors
2 // All rights reserved.
3 //
4 // Redistribution and use in source and binary forms, with or without
5 // modification, are permitted provided that the following conditions are met:
6 //
7 // * Redistributions of source code must retain the above copyright notice,
8 // this list of conditions and the following disclaimer.
9 // * Redistributions in binary form must reproduce the above copyright notice,
10 // this list of conditions and the following disclaimer in the documentation
11 // and/or other materials provided with the distribution.
12 // * Neither the name of ARM Limited nor the names of its contributors may be
13 // used to endorse or promote products derived from this software without
14 // specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS CONTRIBUTORS "AS IS" AND
17 // ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 // WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 // DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
20 // FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
22 // SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
23 // CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24 // OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26
27
28 #include "code-buffer-vixl.h"
29 #include "test-runner.h"
30
31 namespace vixl {
32
33 #define TEST(name) TEST_(CODE_BUFFER_##name)
34
TEST(align_grow)35 TEST(align_grow) {
36 CodeBuffer code_buffer(2);
37 VIXL_CHECK(code_buffer.GetCapacity() == 2);
38 VIXL_CHECK(code_buffer.GetRemainingBytes() == 2);
39
40 code_buffer.Emit16(0);
41 VIXL_CHECK(code_buffer.GetCapacity() == 2);
42 VIXL_CHECK(code_buffer.GetRemainingBytes() == 0);
43
44 // Check that the buffer can automatically grow when aligning the cursor.
45 VIXL_CHECK(IsAligned<2>(code_buffer.GetCursorOffset()));
46 code_buffer.Align();
47 VIXL_CHECK(IsWordAligned(code_buffer.GetCursorOffset()));
48 VIXL_CHECK(code_buffer.GetCapacity() > 2);
49
50 code_buffer.SetClean();
51 }
52
53 } // namespace vixl
54