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load(libdir + 'simd.js');
setJitCompilerOption("ion.warmup.trigger", 50);
function f() {
var i1 = SIMD.Int32x4(1, 2, 3, 4);
var i2 = SIMD.Int32x4(5, 6, 7, 8);
var leet = Math.fround(13.37);
var f1 = SIMD.Float32x4(-.5, -0, Infinity, leet);
var f2 = SIMD.Float32x4(42, .5, 23, -10);
// computes all rotations of a given array
function *gen(arr) {
var previous = arr.slice().splice(0, 4);
var i = 4;
for (var j = 0; j < 8; j++) {
yield previous.slice();
previous = previous.splice(1, previous.length - 1);
previous.push(arr[i]);
i = (i + 1) % arr.length;
}
}
var compI = [];
var baseI = [];
for (var i = 0; i < 8; i++)
baseI.push(SIMD.Int32x4.extractLane(i < 4 ? i1 : i2, i % 4));
for (var k of gen(baseI))
compI.push(k);
var compF = [];
var baseF = [];
for (var i = 0; i < 8; i++)
baseF.push(SIMD.Float32x4.extractLane(i < 4 ? f1 : f2, i % 4));
for (var k of gen(baseF))
compF.push(k);
for (var i = 0; i < 150; i++) {
// Variable lanes
var r = SIMD.Float32x4.shuffle(f1, f2, i % 8, (i + 1) % 8, (i + 2) % 8, (i + 3) % 8);
assertEqX4(r, compF[i % 8]);
// Constant lanes
assertEqX4(SIMD.Float32x4.shuffle(f1, f2, 3, 2, 4, 5), [leet, Infinity, 42, .5]);
// Variable lanes
var r = SIMD.Int32x4.shuffle(i1, i2, i % 8, (i + 1) % 8, (i + 2) % 8, (i + 3) % 8);
assertEqX4(r, compI[i % 8]);
// Constant lanes
assertEqX4(SIMD.Int32x4.shuffle(i1, i2, 3, 2, 4, 5), [4, 3, 5, 6]);
}
}
function testBailouts(expectException, uglyDuckling) {
var i1 = SIMD.Int32x4(1, 2, 3, 4);
var i2 = SIMD.Int32x4(5, 6, 7, 8);
for (var i = 0; i < 150; i++) {
// Test bailouts
var value = i == 149 ? uglyDuckling : 0;
var caught = false;
try {
assertEqX4(SIMD.Int32x4.shuffle(i1, i2, value, 2, 4, 5), [1, 3, 5, 6]);
} catch(e) {
print(e);
caught = true;
assertEq(i, 149);
assertEq(e instanceof TypeError || e instanceof RangeError, true);
}
if (i == 149)
assertEq(caught, expectException);
}
}
f();
testBailouts(true, -1);
testBailouts(true, 8);
testBailouts(true, 2.5);
testBailouts(true, undefined);
testBailouts(true, {});
testBailouts(true, 'one');
testBailouts(false, false);
testBailouts(false, null);
testBailouts(false, " 0.0 ");
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