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scriptc/packages/llvm-linux-x64-gnu/scripts/build.mjs
Chris Tate c41f1a8be9 Expand LLVM native output targets (#280)
* Expand LLVM native output targets

- Add owned helper and runtime-pack contracts for macOS x64, Linux glibc/musl, Windows x64, and WASI.
- Generalize LLVM target selection, package validation, linker plans, and release/CI matrices.
- Document linker boundaries and add focused native-output and runtime-pack coverage.

* Pin Windows LLVM helper CI to VS 2022

The official LLVM archive needs the Visual Studio 2022 CMake generator, which is not guaranteed by windows-latest.

* Align bootstrap cache with LLVM runtime-pack builds

Use the same target-specific helper and linker identity before and after compiler loading so routed executable cache hits remain lightweight.

* Install Windows LLVM CI tools with Chocolatey

windows-2022 includes Visual Studio but not winget; use its available Chocolatey bootstrap for CMake and Ninja.

* Prevent Zig version probes from leaving runtime-pack objects

Run runtime-pack compiler version probes in a private temporary directory and remove the accidental tracked WASI a.o file.

* Use 7-Zip for Windows LLVM setup

Extract the official LLVM development archive with two-stage 7-Zip instead of Windows tar.exe, which timed out while materializing the toolchain tree.

* Define ssize_t for the MSVC runtime pack

Clang's MSVC target does not expose POSIX ssize_t through sys/types.h; define the pointer-sized runtime type without affecting MinGW.

* Build the Windows runtime pack with Zig

Use the MinGW-compatible Windows sysroot required by the runtime while retaining COFF helper output and installing Zig in the Windows native CI lane.

* Give macOS LLVM differential shard time to finish

Shard 1 passed its setup and focused contracts but was cancelled during its cold LLVM differential slice at the 20-minute job limit.
2026-09-01 13:41:34 -05:00

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1.6 KiB
JavaScript

#!/usr/bin/env node
import { execFileSync } from "node:child_process";
import { chmodSync, copyFileSync, mkdirSync, readFileSync } from "node:fs";
import { dirname, join } from "node:path";
import { fileURLToPath } from "node:url";
const root = dirname(dirname(fileURLToPath(import.meta.url)));
const repo = fileURLToPath(new URL("../../..", import.meta.url));
if (process.platform !== "linux" || process.arch !== "x64") { process.stdout.write("@scriptc/llvm-linux-x64-gnu: skipped on this host\n"); process.exit(0); }
const manifest = JSON.parse(readFileSync(join(root, "package.json"), "utf8"));
const build = join(repo, "node_modules/.cache/scriptc-llvm-linux-x64-gnu");
execFileSync("cmake", ["-S", join(repo, "native/llvm-codegen"), "-B", build, "-G", "Ninja", `-DLLVM_DIR=${process.env.LLVM_DIR ?? "/usr/lib/llvm-22/lib/cmake/llvm"}`, `-DSCRIPTC_PACKAGE_VERSION=${manifest.version}`, "-DSCRIPTC_DEFAULT_TARGET=x86_64-unknown-linux-gnu", "-DSCRIPTC_DEFAULT_DATA_LAYOUT=e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128", "-DSCRIPTC_TARGET_BACKENDS=X86;WebAssembly", "-DSCRIPTC_ALLOWED_TARGETS=x86_64-unknown-linux-gnu,x86_64-unknown-linux-musl,wasm32-unknown-wasi", "-DCMAKE_BUILD_TYPE=Release"], { stdio: "inherit" });
execFileSync("cmake", ["--build", build, "--target", "scriptc-llvm-codegen"], { stdio: "inherit" });
mkdirSync(join(root, "bin"), { recursive: true });
const output = join(root, "bin", "scriptc-llvm-codegen"); copyFileSync(join(build, "scriptc-llvm-codegen"), output); execFileSync("strip", [output], { stdio: "inherit" }); chmodSync(output, 0o755);