mirror of
https://github.com/ApfelTeeSaft/LiveSplitOne.git
synced 2026-08-26 19:23:40 +00:00
Christopher Serr
5ff3d171a2
This enables the multivalue feature when building with the nightly Rust compiler. This is because the Rust standard library is not built with the multivalue feature enabled by default. Also we need to specifically use the spec compliant C ABI for it to work, which is also nightly only.
78 lines
2.6 KiB
JavaScript
78 lines
2.6 KiB
JavaScript
import { execSync } from "child_process";
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import fs from "fs";
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let toolchain = "";
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let targetFolder = "debug";
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let cargoFlags = "";
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let rustFlags = "-C target-feature=+bulk-memory,+mutable-globals,+nontrapping-fptoint,+sign-ext,+simd128,+extended-const";
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let wasmBindgenFlags = "";
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if (process.argv.some((v) => v === "--max-opt")) {
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// Do a fully optimized build ready for deployment.
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targetFolder = "max-opt";
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cargoFlags = "--profile max-opt";
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} else if (process.argv.some((v) => v === "--release")) {
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// Do an optimized build.
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targetFolder = "release";
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cargoFlags = "--release";
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} else {
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// Do a debug build.
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wasmBindgenFlags += " --keep-debug";
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}
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// Use WASM features that may not be supported by all the browsers.
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if (process.argv.some((v) => v === "--unstable")) {
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// Relaxed SIMD is not supported by Firefox and Safari yet.
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// Tail calls are not supported by Safari and wasm-bindgen yet.
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rustFlags += ",+relaxed-simd"; //,+tail-call";
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}
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// Use the nightly toolchain, which enables some more optimizations.
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if (process.argv.some((v) => v === "--nightly")) {
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toolchain = "+nightly";
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cargoFlags += " -Z build-std=std,panic_abort -Z build-std-features=panic_immediate_abort";
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rustFlags += ",+multivalue -Z wasm-c-abi=spec";
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// Virtual function elimination requires LTO, so we can only do it for
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// max-opt builds.
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if (targetFolder == "max-opt") {
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// Seems like cargo itself calls rustc to check for file name patterns,
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// but it forgets to pass the LTO flag that we specified in the
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// Cargo.toml, so the virtual-function-elimination complains that it's
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// only compatible with LTO, so we have to specify lto here too.
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// FIXME: Seems to be broken at the moment.
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// rustFlags += " -Z virtual-function-elimination -C lto";
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}
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}
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execSync(
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`cargo ${toolchain} run`,
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{
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cwd: "livesplit-core/capi/bind_gen",
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stdio: "inherit",
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},
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);
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execSync(
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`cargo ${toolchain} rustc -p livesplit-core-capi --crate-type cdylib --features wasm-web,web-rendering --target wasm32-unknown-unknown ${cargoFlags}`,
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{
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cwd: "livesplit-core",
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stdio: "inherit",
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env: {
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...process.env,
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'RUSTFLAGS': rustFlags,
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},
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},
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);
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execSync(
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`wasm-bindgen ${wasmBindgenFlags} livesplit-core/target/wasm32-unknown-unknown/${targetFolder}/livesplit_core.wasm --out-dir src/livesplit-core`,
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{
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stdio: "inherit",
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},
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);
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fs
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.createReadStream("livesplit-core/capi/bindings/wasm_bindgen/index.ts")
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.pipe(fs.createWriteStream("src/livesplit-core/index.ts"));
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