From 1766cbdd153a67c7f30923d5dc69ff5ffba68c67 Mon Sep 17 00:00:00 2001
From: Yingchi Long <longyingchi24s@ict.ac.cn>
Date: Fri, 18 Apr 2025 09:42:46 +0800
Subject: [PATCH] bin/runcpu: don't wrap programs under systemd, parse the
 result instead

---
 src/bin/runcpu.ts | 74 +++++++++++++++++------------------------------
 1 file changed, 26 insertions(+), 48 deletions(-)

diff --git a/src/bin/runcpu.ts b/src/bin/runcpu.ts
index c046414..bbd5005 100644
--- a/src/bin/runcpu.ts
+++ b/src/bin/runcpu.ts
@@ -1,10 +1,8 @@
 import yargs from 'yargs';
 import { spawn } from 'child_process';
-import { promisifySpawn } from '../cli.js';
 import { RunCPUOptions, runcpuOptions } from '../commands/spec.js';
-import { systemdRunOptions } from '../commands/systemd.js';
 import path from 'path';
-import { ConfigOptions, mkSPEC, renderConfig } from '../spec/index.js';
+import { ConfigOptions, mkSPEC, renderConfig, getBaseRatios } from '../spec/index.js';
 import { sw64TargetOptions } from '../commands/compiler.js';
 import crypto from 'crypto';
 import { hideBin } from 'yargs/helpers';
@@ -85,31 +83,16 @@ console.log(`using sysroot: ${chalk.red(sysroot)}`);
 
 const specPath = path.resolve(argv.spec);
 
-interface systemdRunSPECOptions {
-    specConfig: string;
-    id: string;
-    runcpuOverride?: (old: RunCPUOptions) => RunCPUOptions;
-}
 
-function systemdRunSPEC({
-    specConfig,
-    id,
-    runcpuOverride,
-}: systemdRunSPECOptions) {
+function runspec(specConfig: string, id: string) {
     const config = `${id}.cfg`;
 
     const spec = mkSPEC(specPath);
 
     spec.newConfig(config, specConfig);
 
-    return spawn('systemd-run', [
-        ...systemdRunOptions({
-            scope: false,
-            unit: id,
-            user: true,
-        }),
-        'runcpu',
-        ...runcpuOptions((runcpuOverride || (x => x))({
+    return spawn('runcpu', [
+        ...runcpuOptions({
             outputRoot: path.resolve(path.resolve(argv.output), id),
             config,
             setprocgroup: true,
@@ -117,8 +100,8 @@ function systemdRunSPEC({
             buildType: argv.buildType as RunCPUOptions["buildType"],
             benchmarks: argv.benchmarks as RunCPUOptions["benchmarks"],
             action: argv.action as RunCPUOptions["action"],
-        })),
-    ], { env: spec.getEnvironment(), stdio: "inherit" });
+        }),
+    ], { env: spec.getEnvironment() });
 }
 
 // Function to convert hash to prefix
@@ -128,8 +111,6 @@ const uuid = crypto.randomUUID();
 
 const prefix = path.resolve(argv.compilerPrefix);
 
-console.log(prefix);
-
 const o3LTOFlags = [
     "-O3",
     "-flto",
@@ -143,29 +124,26 @@ const unalignedFlags = [
 ];
 
 
-// SPEC configuration
-const specConfig = renderConfig({
-    prefix,
-    optimize: [
-        "-O2",
-        ...sw64TargetOptions({ simd: argv.simd }),
-        ...argv.compilerSuite == "llvm" ? [sunway.mcpu(sunwayGeneration)] : [], // Only add -mcpu for llvm
-    ],
-    ldflags: [
-        '-static',
-        `-L${path.resolve(prefix, 'lib')}`,
-    ],
-    sysroot,
-    compiler: argv.compilerSuite as ConfigOptions["compiler"],
-});
-
 console.log(`Running SPEC compiled from ${prefix} as ${uuid}`);
+console.log(`View: ${path.resolve(argv.output, uuid)}`)
 
-await promisifySpawn(systemdRunSPEC({
-    specConfig,
-    id: uuid,
-}));
+const specProc = runspec(
+    renderConfig({
+        prefix,
+        optimize: [
+            "-O2",
+            ...sw64TargetOptions({ simd: argv.simd }),
+            ...argv.compilerSuite == "llvm" ? [sunway.mcpu(sunwayGeneration)] : [], // Only add -mcpu for llvm
+        ],
+        ldflags: [
+            '-static',
+            `-L${path.resolve(prefix, 'lib')}`,
+        ],
+        sysroot,
+        compiler: argv.compilerSuite as ConfigOptions["compiler"],
+    }),
+    uuid
+);
 
-console.log(`Command suggest:`);
-console.log(chalk.green(`systemctl --user status ${uuid}`));
-console.log(chalk.green(`journalctl --user -xeu ${uuid}`));
\ No newline at end of file
+const baseRatios = await getBaseRatios(specProc);
+console.log(baseRatios);
\ No newline at end of file