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37 lines
1 KiB
Text
37 lines
1 KiB
Text
/**
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* E4: 可扩展性测试 — 问题规模 vs 性能
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*
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* 目的：测试 GenSolver 在不同规模 TSP 上的 gens/s、gap、时间表现
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* 实例：TSP eil51 → pcb442 (6 个规模)
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* 时间预算：5s, 10s, 30s
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* 输出：CSV
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*
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* 用法：./gpu [all]
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*/
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#include "bench_common.cuh"
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int main(int argc, char** argv) {
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bench_init();
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bench_csv_header();
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float time_budgets[] = {5.0f, 10.0f, 30.0f};
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for (int i = 0; i < NUM_TSP_INSTANCES; i++) {
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auto& inst = ALL_TSP_INSTANCES[i];
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fprintf(stderr, " [e4] %s (n=%d)\n", inst.name, inst.n);
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float* dist = new float[inst.n * inst.n];
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compute_euc2d_dist(dist, inst.coords, inst.n);
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for (float t : time_budgets) {
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char cfg[64];
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snprintf(cfg, sizeof(cfg), "scale_%.0fs", t);
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SolverConfig c = make_timed_config(t);
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bench_run_tsp<void>(inst.name, cfg, inst.n, dist, c, inst.optimal);
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}
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delete[] dist;
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}
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fprintf(stderr, "\n[e4] Scalability completed.\n");
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return 0;
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}
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