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// Copyright 2021 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --sparkplug --no-always-sparkplug --sparkplug-filter="test*"
// Flags: --allow-natives-syntax --expose-gc --no-always-opt
// Flags: --baseline-batch-compilation --baseline-batch-compilation-threshold=200
// Flags: --scale-factor-for-feedback-allocation=4
// Flags to drive Fuzzers into the right direction
// TODO(v8:11853): Remove these flags once fuzzers handle flag implications
// better.
// Flags: --lazy-feedback-allocation --no-stress-concurrent-inlining
// Basic test
(function() {
// Bytecode length 24 -> estimated instruction size 120 - 168.
function test1 (a,b) {
return (a + b + 11) * 42 / a % b;
}
// Bytecode length 24 -> estimated instruction size 120 - 168.
function test2 (a,b) {
return (a + b + 11) * 42 / a % b;
}
%NeverOptimizeFunction(test1);
// Trigger bytecode budget interrupt for test1.
for (let i=0; i<5; ++i) {
test1(i,4711);
}
// Shouldn't be compiled because of batch compilation.
assertFalse(isBaseline(test1));
%NeverOptimizeFunction(test2);
// Trigger bytecode budget interrupt for test2.
for (let i=0; i<5; ++i) {
test2(i,4711);
}
// Call test1 again so baseline code gets installed on the function.
test1(1,2);
// Both functions should be compiled with baseline now.
assertTrue(isBaseline(test1));
assertTrue(isBaseline(test2));
})();
// Test function weak handle.
(function() {
function test_weak (a,b) {
return (a + b + 11) * 42 / a % b;
}
function test2 (a,b) {
return (a + b + 11) * 42 / a % b;
}
%NeverOptimizeFunction(test_weak);
for (let i=0; i<5; ++i) {
test_weak(i,4711);
}
gc(); // GC should cause the handle to test_weak to be freed.
%NeverOptimizeFunction(test2);
// Trigger bytecode budget interrupt for test2.
for (let i=0; i<5; ++i) {
test2(i,4711);
}
assertTrue(isBaseline(test2));
})();
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