mirrors/bun.sh
1
0
Fork 0
mirror of https://github.com/oven-sh/bun synced 2026-02-02 15:08:46 +00:00
Code Issues Packages Projects Releases Wiki Activity

feat(windows): Add Windows ARM64 support (#26215)

Browse Source
This commit is contained in:
robobun
2026-01-22 04:22:45 -08:00
committed by GitHub
parent 1da41b7f91
commit 2a9980076d
33 changed files with 564 additions and 121 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
scripts/build.mjs
View File

@@ -14,6 +14,15 @@ import {
startGroup,
} from "./utils.mjs";
// Detect Windows ARM64 - bun may run under x64 emulation (WoW64), so check multiple indicators
const isWindowsARM64 =
isWindows &&
(process.env.PROCESSOR_ARCHITECTURE === "ARM64" ||
process.env.VSCMD_ARG_HOST_ARCH === "arm64" ||
process.env.MSYSTEM_CARCH === "aarch64" ||
(process.env.PROCESSOR_IDENTIFIER || "").includes("ARMv8") ||
process.arch === "arm64");
if (globalThis.Bun) {
await import("./glob-sources.mjs");
}
@@ -83,6 +92,23 @@ async function build(args) {
generateOptions["--toolchain"] = toolchainPath;
}
// Windows ARM64: automatically set required options
if (isWindowsARM64) {
// Use clang-cl instead of MSVC cl.exe for proper ARM64 flag support
if (!generateOptions["-DCMAKE_C_COMPILER"]) {
generateOptions["-DCMAKE_C_COMPILER"] = "clang-cl";
}
if (!generateOptions["-DCMAKE_CXX_COMPILER"]) {
generateOptions["-DCMAKE_CXX_COMPILER"] = "clang-cl";
}
// Skip codegen by default since x64 bun crashes under WoW64 emulation
// Can be overridden with -DSKIP_CODEGEN=OFF once ARM64 bun is available
if (!generateOptions["-DSKIP_CODEGEN"]) {
generateOptions["-DSKIP_CODEGEN"] = "ON";
}
console.log("Windows ARM64 detected: using clang-cl and SKIP_CODEGEN=ON");
}
const generateArgs = Object.entries(generateOptions).flatMap(([flag, value]) =>
flag.startsWith("-D") ? [`${flag}=${value}`] : [flag, value],
);