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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
load(libdir + "asserts.js");
const USE_ASM = '"use asm";';
const HEAP_IMPORTS = "const i8=new glob.Int8Array(b);var u8=new glob.Uint8Array(b);"+
"const i16=new glob.Int16Array(b);var u16=new glob.Uint16Array(b);"+
"const i32=new glob.Int32Array(b);var u32=new glob.Uint32Array(b);"+
"const f32=new glob.Float32Array(b);var f64=new glob.Float64Array(b);";
const BUF_MIN = 64 * 1024;
const BUF_CHANGE_MIN = 16 * 1024 * 1024;
const BUF_64KB = new ArrayBuffer(BUF_MIN);
function asmCompile()
{
var f = Function.apply(null, arguments);
assertEq(!isAsmJSCompilationAvailable() || isAsmJSModule(f), true);
return f;
}
function asmCompileCached()
{
if (!isAsmJSCompilationAvailable())
return Function.apply(null, arguments);
var f = Function.apply(null, arguments);
assertEq(isAsmJSModule(f), true);
return f;
}
function assertAsmDirectiveFail(str)
{
if (!isAsmJSCompilationAvailable())
return;
assertWarning(() => {
eval(str)
}, /meaningful in the Directive Prologue/);
}
function assertAsmTypeFail()
{
if (!isAsmJSCompilationAvailable())
return;
// Verify no error is thrown with warnings off
Function.apply(null, arguments);
// Turn on throwing on validation errors
var oldOpts = options("throw_on_asmjs_validation_failure");
assertEq(oldOpts.indexOf("throw_on_asmjs_validation_failure"), -1);
var caught = false;
try {
Function.apply(null, arguments);
} catch (e) {
if (!e.message.includes("asm.js type error:"))
throw new Error("Didn't catch the expected type failure error; instead caught: " + e + "\nStack: " + new Error().stack);
caught = true;
}
if (!caught)
throw new Error("Didn't catch the type failure error");
// Turn warnings-as-errors back off
options("throw_on_asmjs_validation_failure");
}
function assertAsmLinkFail(f, ...args)
{
if (!isAsmJSCompilationAvailable())
return;
assertEq(isAsmJSModule(f), true);
// Verify no error is thrown with warnings off
var ret = f.apply(null, args);
assertEq(isAsmJSFunction(ret), false);
if (typeof ret === 'object') {
for (var i in ret) {
assertEq(isAsmJSFunction(ret[i]), false);
}
}
assertWarning(() => {
f.apply(null, args);
}, /disabled by linker/);
}
// Linking should throw an exception even without warnings-as-errors
function assertAsmLinkAlwaysFail(f, ...args)
{
var caught = false;
try {
f.apply(null, args);
} catch (e) {
caught = true;
}
if (!caught)
throw new Error("Didn't catch the link failure error");
}
function assertAsmLinkDeprecated(f, ...args)
{
if (!isAsmJSCompilationAvailable())
return;
assertWarning(() => {
f.apply(null, args);
}, /asm.js type error:/)
}
function asmLink(f, ...args)
{
if (!isAsmJSCompilationAvailable())
return f.apply(null, args);
var ret;
assertNoWarning(() => {
ret = f.apply(null, args);
}, "No warning for asmLink")
return ret;
}