chromium/third_party/spirv-tools/src/source/opt/unify_const_pass.cpp

// Copyright (c) 2016 Google Inc.
//
// 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 "source/opt/unify_const_pass.h"

#include <memory>
#include <unordered_map>
#include <utility>
#include <vector>

#include "source/opt/def_use_manager.h"
#include "source/util/make_unique.h"

namespace spvtools {
namespace opt {
namespace {

// The trie that stores a bunch of result ids and, for a given instruction,
// searches the result id that has been defined with the same opcode, type and
// operands.
class ResultIdTrie { … };
}  // namespace

Pass::Status UnifyConstantPass::Process() { … }

}  // namespace opt
}  // namespace spvtools