blob: 809a6ad77348281f1d9b5005774bfabf10545f74 [file] [log] [blame]
// Copyright 2023 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/transform/add_empty_entry_point.h"
#include <utility>
#include "src/tint/ir/builder.h"
#include "src/tint/ir/module.h"
TINT_INSTANTIATE_TYPEINFO(tint::ir::transform::AddEmptyEntryPoint);
namespace tint::ir::transform {
AddEmptyEntryPoint::AddEmptyEntryPoint() = default;
AddEmptyEntryPoint::~AddEmptyEntryPoint() = default;
void AddEmptyEntryPoint::Run(ir::Module* ir, const DataMap&, DataMap&) const {
for (auto* func : ir->functions) {
if (func->pipeline_stage != Function::PipelineStage::kUndefined) {
return;
}
}
ir::Builder builder(*ir);
auto* ep =
builder.CreateFunction(ir->symbols.New("unused_entry_point"), ir->types.Get<type::Void>(),
Function::PipelineStage::kCompute, std::array{1u, 1u, 1u});
builder.Branch(ep->start_target, ep->end_target);
ir->functions.Push(ep);
}
} // namespace tint::ir::transform