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// Copyright 2015 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
load("test/mjsunit/wasm/wasm-constants.js");
load("test/mjsunit/wasm/wasm-module-builder.js");
function testCallImport(func, check) {
var builder = new WasmModuleBuilder();
var sig_index = builder.addType(kSig_i_dd);
builder.addImport("q", "func", sig_index);
builder.addFunction("main", sig_index)
.addBody([
kExprGetLocal, 0, // --
kExprGetLocal, 1, // --
kExprCallFunction, 0]) // --
.exportAs("main");
var main = builder.instantiate({q: {func: func}}).exports.main;
for (var i = 0; i < 100000; i += 10003) {
var a = 22.5 + i, b = 10.5 + i;
var r = main(a, b);
check(r, a, b);
}
}
var global = (function() { return this; })();
var params = [-99, -99, -99, -99];
var was_called = false;
var length = -1;
function FOREIGN_SUB(a, b) {
print("FOREIGN_SUB(" + a + ", " + b + ")");
was_called = true;
params[0] = this;
params[1] = a;
params[2] = b;
return (a - b) | 0;
}
function check_FOREIGN_SUB(r, a, b) {
assertEquals(a - b | 0, r);
assertTrue(was_called);
assertEquals(global, params[0]); // sloppy mode
assertEquals(a, params[1]);
assertEquals(b, params[2]);
was_called = false;
}
testCallImport(FOREIGN_SUB, check_FOREIGN_SUB);
function FOREIGN_ABCD(a, b, c, d) {
print("FOREIGN_ABCD(" + a + ", " + b + ", " + c + ", " + d + ")");
was_called = true;
params[0] = this;
params[1] = a;
params[2] = b;
params[3] = c;
params[4] = d;
return (a * b * 6) | 0;
}
function check_FOREIGN_ABCD(r, a, b) {
assertEquals((a * b * 6) | 0, r);
assertTrue(was_called);
assertEquals(global, params[0]); // sloppy mode.
assertEquals(a, params[1]);
assertEquals(b, params[2]);
assertEquals(undefined, params[3]);
assertEquals(undefined, params[4]);
was_called = false;
}
testCallImport(FOREIGN_ABCD, check_FOREIGN_ABCD);
function FOREIGN_ARGUMENTS0() {
print("FOREIGN_ARGUMENTS0");
was_called = true;
length = arguments.length;
for (var i = 0; i < arguments.length; i++) {
params[i] = arguments[i];
}
return (arguments[0] * arguments[1] * 7) | 0;
}
function FOREIGN_ARGUMENTS1(a) {
print("FOREIGN_ARGUMENTS1", a);
was_called = true;
length = arguments.length;
for (var i = 0; i < arguments.length; i++) {
params[i] = arguments[i];
}
return (arguments[0] * arguments[1] * 7) | 0;
}
function FOREIGN_ARGUMENTS2(a, b) {
print("FOREIGN_ARGUMENTS2", a, b);
was_called = true;
length = arguments.length;
for (var i = 0; i < arguments.length; i++) {
params[i] = arguments[i];
}
return (a * b * 7) | 0;
}
function FOREIGN_ARGUMENTS3(a, b, c) {
print("FOREIGN_ARGUMENTS3", a, b, c);
was_called = true;
length = arguments.length;
for (var i = 0; i < arguments.length; i++) {
params[i] = arguments[i];
}
return (a * b * 7) | 0;
}
function FOREIGN_ARGUMENTS4(a, b, c, d) {
print("FOREIGN_ARGUMENTS4", a, b, c, d);
was_called = true;
length = arguments.length;
for (var i = 0; i < arguments.length; i++) {
params[i] = arguments[i];
}
return (a * b * 7) | 0;
}
function check_FOREIGN_ARGUMENTS(r, a, b) {
assertEquals((a * b * 7) | 0, r);
assertTrue(was_called);
assertEquals(2, length);
assertEquals(a, params[0]);
assertEquals(b, params[1]);
was_called = false;
}
// Check a bunch of uses of the arguments object.
testCallImport(FOREIGN_ARGUMENTS0, check_FOREIGN_ARGUMENTS);
testCallImport(FOREIGN_ARGUMENTS1, check_FOREIGN_ARGUMENTS);
testCallImport(FOREIGN_ARGUMENTS2, check_FOREIGN_ARGUMENTS);
testCallImport(FOREIGN_ARGUMENTS3, check_FOREIGN_ARGUMENTS);
testCallImport(FOREIGN_ARGUMENTS4, check_FOREIGN_ARGUMENTS);
function returnValue(val) {
return function(a, b) {
print("RETURN_VALUE ", val);
return val;
}
}
function checkReturn(expected) {
return function(r, a, b) { assertEquals(expected, r); }
}
// Check that returning weird values doesn't crash
testCallImport(returnValue(undefined), checkReturn(0));
testCallImport(returnValue(null), checkReturn(0));
testCallImport(returnValue("0"), checkReturn(0));
testCallImport(returnValue("-77"), checkReturn(-77));
var objWithValueOf = {valueOf: function() { return 198; }}
testCallImport(returnValue(objWithValueOf), checkReturn(198));
function testCallBinopVoid(type, func, check) {
var passed_length = -1;
var passed_a = -1;
var passed_b = -1;
var args_a = -1;
var args_b = -1;
var ffi = {q: {func: function(a, b) {
passed_length = arguments.length;
passed_a = a;
passed_b = b;
args_a = arguments[0];
args_b = arguments[1];
}}};
var builder = new WasmModuleBuilder();
builder.addImport("q", "func", makeSig_v_xx(type));
builder.addFunction("main", makeSig_r_xx(kWasmI32, type))
.addBody([
kExprGetLocal, 0, // --
kExprGetLocal, 1, // --
kExprCallFunction, 0, // --
kExprI32Const, 39, // --
])
.exportFunc("main");
var main = builder.instantiate(ffi).exports.main;
print("testCallBinopVoid", type);
for (var i = 0; i < 100000; i += 10003.1) {
var a = 22.5 + i, b = 10.5 + i;
var r = main(a, b);
assertEquals(39, r);
assertEquals(2, passed_length);
var expected_a, expected_b;
switch (type) {
case kWasmI32: {
expected_a = a | 0;
expected_b = b | 0;
break;
}
case kWasmF32: {
expected_a = Math.fround(a);
expected_b = Math.fround(b);
break;
}
case kWasmF64: {
expected_a = a;
expected_b = b;
break;
}
}
assertEquals(expected_a, args_a);
assertEquals(expected_b, args_b);
assertEquals(expected_a, passed_a);
assertEquals(expected_b, passed_b);
}
}
testCallBinopVoid(kWasmI32);
// TODO testCallBinopVoid(kWasmI64);
testCallBinopVoid(kWasmF32);
testCallBinopVoid(kWasmF64);
function testCallPrint() {
var builder = new WasmModuleBuilder();
builder.addImport("q", "print", makeSig_v_x(kWasmI32));
builder.addImport("q", "print", makeSig_r_x(kWasmF64, kWasmF64));
builder.addFunction("main", makeSig_r_x(kWasmF64, kWasmF64))
.addBody([
kExprI32Const, 27, // --
kExprCallFunction, 0, // --
kExprGetLocal, 0, // --
kExprCallFunction, 1 // --
])
.exportFunc();
var main = builder.instantiate({q: {print: print}}).exports.main;
for (var i = -9; i < 900; i += 16.125) {
main(i);
}
}
testCallPrint();
testCallPrint();
function testCallImport2(foo, bar, expected) {
var builder = new WasmModuleBuilder();
builder.addImport("q", "foo", kSig_i_v);
builder.addImport("t", "bar", kSig_i_v);
builder.addFunction("main", kSig_i_v)
.addBody([
kExprCallFunction, 0, // --
kExprCallFunction, 1, // --
kExprI32Add, // --
]) // --
.exportFunc();
var main = builder.instantiate({q: {foo: foo}, t: {bar: bar}}).exports.main;
assertEquals(expected, main());
}
testCallImport2(function() { return 33; }, function () { return 44; }, 77);
function testImportName(name) {
var builder = new WasmModuleBuilder();
builder.addImport("M", name, kSig_i_v);
builder.addFunction("main", kSig_i_v)
.addBody([
kExprCallFunction, 0
])
.exportFunc();
let main = builder.instantiate({M: {[name]: () => 42}}).exports.main;
assertEquals(42, main());
}
testImportName("bla");
testImportName("0");
testImportName(" a @#$2 324 ");
// TODO(bradnelson): This should succeed.
// testImportName("");