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/*
* Copyright 2017 WebAssembly Community Group participants
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef wasm_ir_names_h
#define wasm_ir_names_h
#include "wasm.h"
namespace wasm {
namespace Names {
// Add explicit names for function locals not yet named, and do not
// modify existing names
inline void ensureNames(Function* func) {
std::unordered_set<Name> seen;
for (auto& pair : func->localNames) {
seen.insert(pair.second);
}
Index nameIndex = seen.size();
for (Index i = 0; i < func->getNumLocals(); i++) {
if (!func->hasLocalName(i)) {
while (1) {
auto name = Name::fromInt(nameIndex++);
if (seen.count(name) == 0) {
func->localNames[i] = name;
func->localIndices[name] = i;
seen.insert(name);
break;
}
}
}
}
}
} // namespace Names
} // namespace wasm
#endif // wasm_ir_names_h
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