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Diffstat (limited to 'deps/v8/src/deoptimize-reason.cc')
-rw-r--r-- | deps/v8/src/deoptimize-reason.cc | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/deps/v8/src/deoptimize-reason.cc b/deps/v8/src/deoptimize-reason.cc new file mode 100644 index 0000000000..87c8905ff8 --- /dev/null +++ b/deps/v8/src/deoptimize-reason.cc @@ -0,0 +1,38 @@ +// Copyright 2016 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#include "src/deoptimize-reason.h" + +namespace v8 { +namespace internal { + +std::ostream& operator<<(std::ostream& os, DeoptimizeReason reason) { + switch (reason) { +#define DEOPTIMIZE_REASON(Name, message) \ + case DeoptimizeReason::k##Name: \ + return os << #Name; + DEOPTIMIZE_REASON_LIST(DEOPTIMIZE_REASON) +#undef DEOPTIMIZE_REASON + } + UNREACHABLE(); + return os; +} + +size_t hash_value(DeoptimizeReason reason) { + return static_cast<uint8_t>(reason); +} + +char const* const DeoptimizeReasonToString(DeoptimizeReason reason) { + static char const* kDeoptimizeReasonStrings[] = { +#define DEOPTIMIZE_REASON(Name, message) message, + DEOPTIMIZE_REASON_LIST(DEOPTIMIZE_REASON) +#undef DEOPTIMIZE_REASON + }; + size_t const index = static_cast<size_t>(reason); + DCHECK_LT(index, arraysize(kDeoptimizeReasonStrings)); + return kDeoptimizeReasonStrings[index]; +} + +} // namespace internal +} // namespace v8 |