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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 <string>
#include "src/tint/cmd/bench/bench.h"
#include "src/tint/lang/glsl/writer/writer.h"
#include "src/tint/lang/wgsl/ast/identifier.h"
#include "src/tint/lang/wgsl/ast/module.h"
namespace tint::glsl::writer {
namespace {
void GenerateGLSL(benchmark::State& state, std::string input_name) {
auto res = bench::LoadProgram(input_name);
if (auto err = std::get_if<bench::Error>(&res)) {
state.SkipWithError(err->msg.c_str());
return;
}
auto& program = std::get<bench::ProgramAndFile>(res).program;
std::vector<std::string> entry_points;
for (auto& fn : program.AST().Functions()) {
if (fn->IsEntryPoint()) {
entry_points.emplace_back(fn->name->symbol.Name());
}
}
for (auto _ : state) {
for (auto& ep : entry_points) {
auto res = Generate(&program, {}, ep);
if (!res) {
state.SkipWithError(res.Failure().c_str());
}
}
}
}
TINT_BENCHMARK_PROGRAMS(GenerateGLSL);
} // namespace
} // namespace tint::glsl::writer