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// Copyright 2022 The Tint Authors.
//
// 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.
#include "src/tint/ir/loop.h"
#include <utility>
#include "src/tint/ir/multi_in_block.h"
TINT_INSTANTIATE_TYPEINFO(tint::ir::Loop);
namespace tint::ir {
Loop::Loop(ir::Block* i, ir::MultiInBlock* b, ir::MultiInBlock* c)
: initializer_(i), body_(b), continuing_(c) {
TINT_ASSERT(IR, initializer_);
TINT_ASSERT(IR, body_);
TINT_ASSERT(IR, continuing_);
if (initializer_) {
initializer_->SetParent(this);
}
if (body_) {
body_->SetParent(this);
}
if (continuing_) {
continuing_->SetParent(this);
}
}
Loop::~Loop() = default;
void Loop::ForeachBlock(const std::function<void(ir::Block*)>& cb) {
if (initializer_) {
cb(initializer_);
}
if (body_) {
cb(body_);
}
if (continuing_) {
cb(continuing_);
}
}
bool Loop::HasInitializer() {
return initializer_->HasTerminator();
}
} // namespace tint::ir