import { spawn } from "child_process";
import { promisifySpawn } from "cli";
import { runcpuOptions } from "commands/spec";
import { systemdRunOptions } from "commands/systemd";
import { LLVM_INSTALL } from "environment";
import path from "path";
import { defaultSPEC, renderConfig } from "spec";


(async () => {
    const llvmHash = "31c8e21f40ea654f9d49b3a926acc6ef1f2ca5d5";
    const llvmPrefix = path.join(LLVM_INSTALL, llvmHash);

    const config = `clang-O2-${llvmHash}.cfg`;

    const spec = defaultSPEC;

    spec.newConfig(config, renderConfig({
        gccdir: llvmPrefix,
        optimize: ["-O2", "-msimd"].join(" "),
    }));

    await promisifySpawn(spawn("systemd-run", [
        ...systemdRunOptions({
            scope: false,
            unit: "spec-loadu",
            user: true,
        }),
        "runcpu",
        ...runcpuOptions({
            benchmarks: ["intspeed"],
            buildType: "rebuild",
            config,
            workload: "ref",
        })
    ], { env: spec.getEnvironment(), }));
})();