mirror of
https://github.com/vercel-labs/scriptc.git
synced 2026-10-25 06:24:27 +08:00
Chris Tate
7b007e03ef
- Run the production LLVM backend natively and reproduce its output across compiler generations. - Replace unchecked emitter contexts with explicit shared state and callback hosts. - Preserve NaN in serialized IR and respect optional record storage during spreads.
25 lines
972 B
TypeScript
25 lines
972 B
TypeScript
import { readFileSync } from "node:fs";
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import { deserializeModule, serializeModule } from "../../../packages/compiler/src/ir/serialize.js";
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import { validateModule } from "../../../packages/compiler/src/ir/validate.js";
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try {
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const mod = deserializeModule(readFileSync(process.argv[2]!, "utf8"));
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const errors = validateModule(mod);
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if (errors.length > 0) {
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console.log(JSON.stringify(errors));
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process.exitCode = 1;
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} else {
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// Introduce a native NaN before serialization, independently of the
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// input document's sentinel decoding.
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if (process.argv[3] === "nan") {
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const statement = mod.functions[0]!.body[0];
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if (statement?.kind === "exprStmt" && statement.expr.kind === "numLit") statement.expr.value = NaN;
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}
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console.log(serializeModule(mod));
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}
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} catch (error) {
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if (error instanceof Error) console.log(error.name + ": " + error.message);
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else console.log("unexpected thrown value");
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process.exitCode = 1;
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}
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