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// Copyright 2016 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: --expose-wasm --expose-gc
load("test/mjsunit/wasm/wasm-constants.js");
load("test/mjsunit/wasm/wasm-module-builder.js");
function makeFFI(func, t) {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(makeSig([t,t,t,t,t,t,t,t,t,t], [t]));
builder.addImport("m", "func", sig_index);
// Try to create a frame with lots of spilled values and parameters
// on the stack to try to catch GC bugs in the reference maps for
// the different parts of the stack.
builder.addFunction("main", sig_index)
.addBody([
kExprGetLocal, 0, // --
kExprGetLocal, 1, // --
kExprGetLocal, 2, // --
kExprGetLocal, 3, // --
kExprGetLocal, 4, // --
kExprGetLocal, 5, // --
kExprGetLocal, 6, // --
kExprGetLocal, 7, // --
kExprGetLocal, 8, // --
kExprGetLocal, 9, // --
kExprCallFunction, 0, // --
kExprDrop, // --
kExprGetLocal, 0, // --
kExprGetLocal, 1, // --
kExprGetLocal, 2, // --
kExprGetLocal, 3, // --
kExprGetLocal, 4, // --
kExprGetLocal, 5, // --
kExprGetLocal, 6, // --
kExprGetLocal, 7, // --
kExprGetLocal, 8, // --
kExprGetLocal, 9, // --
kExprCallFunction, 0, // --
]) // --
.exportFunc();
return builder.instantiate({m: {func: func}}).exports.main;
}
function print10(a, b, c, d, e, f, g, h, i) {
print(a + ",", b + ",", c + ",", d + ",", e + ",", f + ",", g + ",", h + ",", i);
gc();
print(a + ",", b + ",", c + ",", d + ",", e + ",", f + ",", g + ",", h + ",", i);
}
(function I32Test() {
var main = makeFFI(print10, kWasmI32);
for (var i = 1; i < 0xFFFFFFF; i <<= 2) {
main(i - 1, i, i + 2, i + 3, i + 4, i + 5, i + 6, i + 7, i + 8);
}
})();
(function F32Test() {
var main = makeFFI(print10, kWasmF32);
for (var i = 1; i < 2e+30; i *= -157) {
main(i - 1, i, i + 2, i + 3, i + 4, i + 5, i + 6, i + 7, i + 8);
}
})();
(function F64Test() {
var main = makeFFI(print10, kWasmF64);
for (var i = 1; i < 2e+80; i *= -1137) {
main(i - 1, i, i + 2, i + 3, i + 4, i + 5, i + 6, i + 7, i + 8);
}
})();
(function GCInJSToWasmTest() {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(kSig_i_i);
builder.addFunction("main", sig_index)
.addBody([
kExprGetLocal, 0, // --
]) // --
.exportFunc();
var main = builder.instantiate({}).exports.main;
var gc_object = {
valueOf: function() {
// Call the GC in valueOf, which is called within the JSToWasm wrapper.
gc();
return {};
}
};
main(gc_object);
})();