1 // Copyright 2016 the V8 project authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "src/deoptimize-reason.h" 6 7 namespace v8 { 8 namespace internal { 9 10 std::ostream& operator<<(std::ostream& os, DeoptimizeReason reason) { 11 switch (reason) { 12 #define DEOPTIMIZE_REASON(Name, message) \ 13 case DeoptimizeReason::k##Name: \ 14 return os << #Name; 15 DEOPTIMIZE_REASON_LIST(DEOPTIMIZE_REASON) 16 #undef DEOPTIMIZE_REASON 17 } 18 UNREACHABLE(); 19 } 20 21 size_t hash_value(DeoptimizeReason reason) { 22 return static_cast<uint8_t>(reason); 23 } 24 25 char const* DeoptimizeReasonToString(DeoptimizeReason reason) { 26 static char const* kDeoptimizeReasonStrings[] = { 27 #define DEOPTIMIZE_REASON(Name, message) message, 28 DEOPTIMIZE_REASON_LIST(DEOPTIMIZE_REASON) 29 #undef DEOPTIMIZE_REASON 30 }; 31 size_t const index = static_cast<size_t>(reason); 32 DCHECK_LT(index, arraysize(kDeoptimizeReasonStrings)); 33 return kDeoptimizeReasonStrings[index]; 34 } 35 36 } // namespace internal 37 } // namespace v8 38
