45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
// Copyright 2023 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "src/tint/ir/transform/add_empty_entry_point.h"
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#include <utility>
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#include "src/tint/ir/builder.h"
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#include "src/tint/ir/module.h"
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TINT_INSTANTIATE_TYPEINFO(tint::ir::transform::AddEmptyEntryPoint);
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namespace tint::ir::transform {
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AddEmptyEntryPoint::AddEmptyEntryPoint() = default;
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AddEmptyEntryPoint::~AddEmptyEntryPoint() = default;
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void AddEmptyEntryPoint::Run(ir::Module* ir, const DataMap&, DataMap&) const {
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for (auto* func : ir->functions) {
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if (func->Stage() != Function::PipelineStage::kUndefined) {
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return;
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}
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}
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ir::Builder builder(*ir);
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auto* ep = builder.CreateFunction("unused_entry_point", ir->Types().void_(),
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Function::PipelineStage::kCompute, std::array{1u, 1u, 1u});
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ep->StartTarget()->SetInstructions(utils::Vector{builder.Branch(ep->EndTarget())});
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ir->functions.Push(ep);
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}
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} // namespace tint::ir::transform
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