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/wasm/signature-map.h"
6 
7 #include "src/signature.h"
8 
9 namespace v8 {
10 namespace internal {
11 namespace wasm {
12 
FindOrInsert(const FunctionSig & sig)13 uint32_t SignatureMap::FindOrInsert(const FunctionSig& sig) {
14   CHECK(!frozen_);
15   auto pos = map_.find(sig);
16   if (pos != map_.end()) {
17     return pos->second;
18   } else {
19     uint32_t index = next_++;
20     map_[sig] = index;
21     return index;
22   }
23 }
24 
Find(const FunctionSig & sig) const25 int32_t SignatureMap::Find(const FunctionSig& sig) const {
26   auto pos = map_.find(sig);
27   if (pos != map_.end()) {
28     return static_cast<int32_t>(pos->second);
29   } else {
30     return -1;
31   }
32 }
33 
34 }  // namespace wasm
35 }  // namespace internal
36 }  // namespace v8
37