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 "label-aarch32.h"
29 #include "macro-assembler-aarch32.h"
30
31 namespace vixl {
32 namespace aarch32 {
33
Release()34 void VeneerPoolManager::Release() {
35 VIXL_ASSERT(IsBlocked());
36 if (--monitor_ == 0) {
37 // Ensure the pool has not been blocked for too long.
38 // This may generate some veneers if some labels has been added by the code
39 // which used Block/Release.
40
41 // TODO: This check is _temporarily_ disabled to work around some usage in
42 // ART, which assumes that pools will not be generated immediately after
43 // macros or ExactAssemblyScopes. The next instruction that is generated
44 // will perform this check anyway, but in a place less convenient for
45 // debugging.
46 // masm_->EnsureEmitFor(0);
47 }
48 }
49
50 } // namespace aarch32
51 } // namespace vixl
52