src/aarch32/label-aarch32.cc

// Copyright 2016, VIXL authors
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
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//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
//     and/or other materials provided with the distribution.
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//     used to endorse or promote products derived from this software without
//     specific prior written permission.
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#include "label-aarch32.h"
#include "macro-assembler-aarch32.h"

namespace vixl {
namespace aarch32 {

void VeneerPoolManager::Release() {
  VIXL_ASSERT(IsBlocked());
  if (--monitor_ == 0) {
    // Ensure the pool has not been blocked for too long.
    // This may generate some veneers if some labels has been added by the code
    // which used Block/Release.

    // TODO: This check is _temporarily_ disabled to work around some usage in
    // ART, which assumes that pools will not be generated immediately after
    // macros or ExactAssemblyScopes. The next instruction that is generated
    // will perform this check anyway, but in a place less convenient for
    // debugging.
    // masm_->EnsureEmitFor(0);
  }
}

}  // namespace aarch32
}  // namespace vixl