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/*
* Copyright 2015 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.
*/
//
// NameManager
//
#include <wasm.h>
#include <pass.h>
namespace wasm {
Name NameManager::getUnique(std::string prefix) {
while (1) {
Name curr = cashew::IString((prefix + std::to_string(counter++)).c_str(), false);
if (names.find(curr) == names.end()) {
names.insert(curr);
return curr;
}
}
}
void NameManager::visitBlock(Block* curr) {
names.insert(curr->name);
}
void NameManager::visitLoop(Loop* curr) {
names.insert(curr->out);
names.insert(curr->in);
}
void NameManager::visitBreak(Break* curr) {
names.insert(curr->name);
}
void NameManager::visitSwitch(Switch* curr) {
names.insert(curr->default_);
for (auto& target : curr->targets) {
names.insert(target);
}
}
void NameManager::visitCall(Call* curr) {
names.insert(curr->target);
}
void NameManager::visitCallImport(CallImport* curr) {
names.insert(curr->target);
}
void NameManager::visitFunctionType(FunctionType* curr) {
names.insert(curr->name);
}
void NameManager::visitFunction(Function* curr) {
names.insert(curr->name);
for (Index i = 0; i < curr->getNumLocals(); i++) {
Name name = curr->tryLocalName(i);
if (name.is()) {
names.insert(name);
}
}
}
void NameManager::visitImport(Import* curr) {
names.insert(curr->name);
}
void NameManager::visitExport(Export* curr) {
names.insert(curr->name);
}
static RegisterPass<NameManager> registerPass("name-manager", "utility pass to manage names in modules");
} // namespace wasm
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