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Issue 2161543002: [turbofan] Add support for eager/soft deoptimization reasons. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Do the ports properly Created 4 years, 5 months ago
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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 return os;
20 }
21
22 size_t hash_value(DeoptimizeReason reason) {
23 return static_cast<uint8_t>(reason);
24 }
25
26 char const* const DeoptimizeReasonToString(DeoptimizeReason reason) {
27 static char const* kDeoptimizeReasonStrings[] = {
28 #define DEOPTIMIZE_REASON(Name, message) message,
29 DEOPTIMIZE_REASON_LIST(DEOPTIMIZE_REASON)
30 #undef DEOPTIMIZE_REASON
31 };
32 size_t const index = static_cast<size_t>(reason);
33 DCHECK_LT(index, arraysize(kDeoptimizeReasonStrings));
34 return kDeoptimizeReasonStrings[index];
35 }
36
37 } // namespace internal
38 } // namespace v8
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