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// |jit-test| --fast-warmup; --no-threads
setJitCompilerOption("baseline.warmup.trigger", 0);
setJitCompilerOption("ion.warmup.trigger", 100);
// Prevent GC from cancelling/discarding Ion compilations.
gczeal(0);
// Create a fresh set of functions for each argument count to avoid type pollution.
function makeTest(count) {
var args = Array(count).fill(0).join(",");
return Function(`
function g() {
return arguments.length;
}
function f(...args) {
// When |f| is inlined into its caller, the number of arguments is fixed and
// we can scalar replace the inlined rest array.
assertRecoveredOnBailout(args, true);
return g(...args);
}
// |f| must be small enough to be inlined into the test function.
assertEq(isSmallFunction(f), true);
function test() {
for (let i = 0; i < 1000; ++i) {
assertEq(f(${args}), ${count});
}
}
return test;
`)();
}
// Limited by gc::CanUseFixedElementsForArray(), see also WarpBuilder::build_Rest().
const maxRestArgs = 14;
for (let i = 0; i <= maxRestArgs; ++i) {
makeTest(i)();
}