src/tint/lang/spirv/writer/writer_bench.cc

// Copyright 2022 The Dawn & Tint Authors
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#include <string>

#include "src/tint/cmd/bench/bench.h"
#include "src/tint/lang/spirv/writer/writer.h"
#include "src/tint/lang/wgsl/reader/reader.h"

#if TINT_BUILD_IS_MSVC
#if _MSC_VER > 1930 && _MSC_VER < 1939
#define BUGGY_COMPILER  // MSVC can ICE
#endif
#endif

#ifndef BUGGY_COMPILER

namespace tint::spirv::writer {
namespace {

void GenerateSPIRV(benchmark::State& state, std::string input_name) {
    auto res = bench::GetWgslProgram(input_name);
    if (res != Success) {
        state.SkipWithError(res.Failure().reason.Str());
        return;
    }
    for (auto _ : state) {
        // Convert the AST program to an IR module.
        auto ir = tint::wgsl::reader::ProgramToLoweredIR(res->program);
        if (ir != Success) {
            state.SkipWithError(ir.Failure().reason.Str());
            return;
        }

        auto gen_res = Generate(ir.Get(), {});
        if (gen_res != Success) {
            state.SkipWithError(gen_res.Failure().reason.Str());
        }
    }
}

TINT_BENCHMARK_PROGRAMS(GenerateSPIRV);

}  // namespace
}  // namespace tint::spirv::writer

#endif