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

// Copyright (c) 2017 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/compact_ids_pass.h"

#include <cassert>
#include <unordered_map>

#include "source/opt/ir_context.h"

namespace spvtools {
namespace opt {
namespace {

// Returns the remapped id of |id| from |result_id_mapping|. If the remapped
// id does not exist, adds a new one to |result_id_mapping| and returns it.
uint32_t GetRemappedId(
    std::unordered_map<uint32_t, uint32_t>* result_id_mapping, uint32_t id) { … }

}  // namespace

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

}  // namespace opt
}  // namespace spvtools