chrome: modify chromium source code for SIMD builds

src/chromium/configure.ts

@@ -3,10 +3,13 @@
  */
 
 import { spawn } from 'child_process';
-import * as gn from '../commands/gn.js';
-import { promisifySpawn } from '../cli.js';
+import * as crypto from 'crypto';
+import * as fs from "fs";
 import path from 'path';
-import { lycEnv } from '../environment/index.js';
+import { promisifySpawn } from '../cli.js';
+import * as gn from '../commands/gn.js';
+import { systemdRunOptions } from '../commands/systemd.js';
+import { lycEnv, projectRoot } from '../environment/index.js';
 
 export const chromiumSource = '/home/lyc/swchromium-102.0.5005.115';
 
@@ -84,15 +87,50 @@ async function configureNoSIMD() {
 }
 
 
-await configureSIMD();
-async function configureSIMD() {
-    const hash = 'efa1fe54475ed4c333a6ec911cba80b7b4ba0963';
+interface ConfigureOptions {
+    buildDir: string;
 
-    const outDir = path.resolve(chromiumSource, 'out', 'simd-noRLE', 'Release');
-    const configureProcess = configure(chromiumSource, gnExe, outDir, gnArgs(path.resolve(lycEnv.sharedLLVMInstall, hash)));
+    gnArgs: string[];
+}
+
+async function enableSIMDFromSource() {
+    const assets = path.resolve(projectRoot, 'assets');
+
+
+    const chromiumSIMDGN = path.resolve(assets, 'chromium', 'build-simd.gn');
+    const chromiumBuildGN = path.resolve(chromiumSource, 'build', 'config', 'compiler', 'BUILD.gn');
+
+    await fs.promises.copyFile(chromiumSIMDGN, chromiumBuildGN);
+}
+
+await invokeNinja();
+async function invokeNinja() {
+    const hash = 'c9094783eb43868cdbcf26b3266b0231d8fbd6e6';
+
+    const uuid = crypto.randomUUID();
+
+    const buildDir = path.resolve(chromiumSource, 'out', hash, 'Release');
+
+    await enableSIMDFromSource();
+
+    const configureProcess = configure(chromiumSource, gnExe, buildDir, gnArgs(`/tmp/llvm-ly-install/${hash}`));
 
     configureProcess.stdout.pipe(process.stdout);
     configureProcess.stderr.pipe(process.stderr);
 
     await promisifySpawn(configureProcess);
+
+    const systemdUnitName = uuid;
+
+    console.log(`Running chromium build (hash: ${hash}) as ${systemdUnitName}`);
+
+    await promisifySpawn(spawn('systemd-run',
+        [
+            ...systemdRunOptions({ user: true, unit: systemdUnitName }),
+            'ninja',
+            '-C',
+            buildDir,
+            'chrome'
+        ]
+    ))
 }