Diffusion Ant (mir/inline-method) Code

ant/tests/test_jit_destructure_arg_resume.cjs
3fa05edd2fe3mir/inline-method

test_jit_destructure_arg_resume.cjs
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			function assertEq(actual, expected, msg) {
			if (actual !== expected) {
			throw new Error(msg + " (expected " + expected + ", got " + actual + ")");
			}
			}

			function makeValues(count, first) {
			const values = new Array(count);
			for (let i = 0; i < count; i++) values[i] = i;
			values[0] = first;
			return values;
			}

			function makeTarget(paramCount) {
			const params = [];
			let source = "";

			for (let i = 0; i < paramCount; i++) {
			params.push("a" + i);
			}

			source += "function target(" + params.join(",") + ") {";
			source += " let [x] = [1, 2];";
			source += " return a0;";
			source += "}";
			source += "return target;";
			return Function(source)();
			}

			function runCase(label, paramCount) {
			const target = makeTarget(paramCount);
			const warm = makeValues(paramCount, "warm");

			for (let i = 0; i < 200; i++) {
			const got = target.apply(undefined, warm);
			assertEq(got, "warm", label + " should preserve arg reads during warmup");
			}

			const magic = makeValues(paramCount, "MAGIC");
			const got = target.apply(undefined, magic);
			assertEq(got, "MAGIC", label + " should preserve arg reads after destructuring");
			}

			runCase("high-arity apply call", 242);
			runCase("slightly-lower-arity apply call", 241);

			console.log("OK: test_jit_destructure_arg_resume");

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