Add SIMD test suite and utility functions (#442)

This commit is contained in:
dtig 2016-04-18 11:26:15 -07:00 committed by Leo Balter
parent c230b7f307
commit 20d37a6f2f
25 changed files with 1334 additions and 0 deletions

426
harness/simdUtilities.js Normal file
View File

@ -0,0 +1,426 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
function minNum(x, y) {
return x != x ? y :
y != y ? x :
Math.min(x, y);
}
function maxNum(x, y) {
return x != x ? y :
y != y ? x :
Math.max(x, y);
}
function sameValue(x, y) {
if (x == y)
return x != 0 || y != 0 || (1/x == 1/y);
return x != x && y != y;
}
function binaryMul(a, b) { return a * b; }
var binaryImul;
if (typeof Math.imul !== "undefined") {
binaryImul = Math.imul;
} else {
binaryImul = function(a, b) {
var ah = (a >>> 16) & 0xffff;
var al = a & 0xffff;
var bh = (b >>> 16) & 0xffff;
var bl = b & 0xffff;
// the shift by 0 fixes the sign on the high part
// the final |0 converts the unsigned value into a signed value
return ((al * bl) + (((ah * bl + al * bh) << 16) >>> 0)|0);
};
}
var _f32x4 = new Float32Array(4);
var _f64x2 = new Float64Array(_f32x4.buffer);
var _i32x4 = new Int32Array(_f32x4.buffer);
var _i16x8 = new Int16Array(_f32x4.buffer);
var _i8x16 = new Int8Array(_f32x4.buffer);
var _ui32x4 = new Uint32Array(_f32x4.buffer);
var _ui16x8 = new Uint16Array(_f32x4.buffer);
var _ui8x16 = new Uint8Array(_f32x4.buffer);
var float32x4 = {
name: "Float32x4",
fn: SIMD.Float32x4,
floatLane: true,
signed: true,
numerical: true,
lanes: 4,
laneSize: 4,
interestingValues: [0, -0, 1, -1, 0.9, -0.9, 1.414, 0x7F, -0x80, -0x8000,
-0x80000000, 0x7FFF, 0x7FFFFFFF, Infinity, -Infinity, NaN],
view: Float32Array,
buffer: _f32x4,
mulFn: binaryMul,
}
var int32x4 = {
name: "Int32x4",
fn: SIMD.Int32x4,
intLane: true,
signed: true,
numerical: true,
logical: true,
lanes: 4,
laneSize: 4,
minVal: -0x80000000,
maxVal: 0x7FFFFFFF,
interestingValues: [0, 1, -1, 0x40000000, 0x7FFFFFFF, -0x80000000],
view: Int32Array,
buffer: _i32x4,
mulFn: binaryImul,
}
var int16x8 = {
name: "Int16x8",
fn: SIMD.Int16x8,
intLane: true,
signed: true,
numerical: true,
logical: true,
lanes: 8,
laneSize: 2,
laneMask: 0xFFFF,
minVal: -0x8000,
maxVal: 0x7FFF,
interestingValues: [0, 1, -1, 0x4000, 0x7FFF, -0x8000],
view: Int16Array,
buffer: _i16x8,
mulFn: binaryMul,
}
var int8x16 = {
name: "Int8x16",
fn: SIMD.Int8x16,
intLane: true,
signed: true,
numerical: true,
logical: true,
lanes: 16,
laneSize: 1,
laneMask: 0xFF,
minVal: -0x80,
maxVal: 0x7F,
interestingValues: [0, 1, -1, 0x40, 0x7F, -0x80],
view: Int8Array,
buffer: _i8x16,
mulFn: binaryMul,
}
var uint32x4 = {
name: "Uint32x4",
fn: SIMD.Uint32x4,
intLane: true,
unsigned: true,
numerical: true,
logical: true,
lanes: 4,
laneSize: 4,
minVal: 0,
maxVal: 0xFFFFFFFF,
interestingValues: [0, 1, 0x40000000, 0x7FFFFFFF, 0xFFFFFFFF],
view: Uint32Array,
buffer: _ui32x4,
mulFn: binaryImul,
}
var uint16x8 = {
name: "Uint16x8",
fn: SIMD.Uint16x8,
intLane: true,
unsigned: true,
numerical: true,
logical: true,
lanes: 8,
laneSize: 2,
laneMask: 0xFFFF,
minVal: 0,
maxVal: 0xFFFF,
interestingValues: [0, 1, 0x4000, 0x7FFF, 0xFFFF],
view: Uint16Array,
buffer: _ui16x8,
mulFn: binaryMul,
}
var uint8x16 = {
name: "Uint8x16",
fn: SIMD.Uint8x16,
intLane: true,
unsigned: true,
numerical: true,
logical: true,
lanes: 16,
laneSize: 1,
laneMask: 0xFF,
minVal: 0,
maxVal: 0xFF,
interestingValues: [0, 1, 0x40, 0x7F, 0xFF],
view: Int8Array,
buffer: _ui8x16,
mulFn: binaryMul,
}
var bool32x4 = {
name: "Bool32x4",
fn: SIMD.Bool32x4,
boolLane: true,
logical: true,
lanes: 4,
laneSize: 4,
interestingValues: [true, false],
}
var bool16x8 = {
name: "Bool16x8",
fn: SIMD.Bool16x8,
boolLane: true,
logical: true,
lanes: 8,
laneSize: 2,
interestingValues: [true, false],
}
var bool8x16 = {
name: "Bool8x16",
fn: SIMD.Bool8x16,
boolLane: true,
logical: true,
lanes: 16,
laneSize: 1,
interestingValues: [true, false],
}
// Filter functions.
function isFloatType(type) { return type.floatLane; }
function isIntType(type) { return type.intLane; }
function isBoolType(type) { return type.boolLane; }
function isNumerical(type) { return type.numerical; }
function isLogical(type) { return type.logical; }
function isSigned(type) { return type.signed; }
function isSignedIntType(type) { return type.intLane && type.signed; }
function isUnsignedIntType(type) { return type.intLane && type.unsigned; }
function isSmallIntType(type) { return type.intLane && type.lanes >= 8; }
function isSmallUnsignedIntType(type) {
return type.intLane && type.unsigned && type.lanes >= 8;
}
function hasLoadStore123(type) { return !type.boolLane && type.lanes == 4; }
// Each SIMD type has a corresponding Boolean SIMD type, which is returned by
// relational ops.
float32x4.boolType = int32x4.boolType = uint32x4.boolType = bool32x4;
int16x8.boolType = uint16x8.boolType = bool16x8;
int8x16.boolType = uint8x16.boolType = bool8x16;
// SIMD fromTIMD types.
float32x4.from = [int32x4, uint32x4];
int32x4.from = [float32x4];
int16x8.from = [];
int8x16.from = [];
uint32x4.from = [float32x4];
uint16x8.from = [int16x8];
uint8x16.from = [int8x16];
// SIMD fromBits types.
float32x4.fromBits = [int32x4, int16x8, int8x16, uint32x4, uint16x8, uint8x16];
int32x4.fromBits = [float32x4, int16x8, int8x16, uint32x4, uint16x8, uint8x16];
int16x8.fromBits = [float32x4, int32x4, int8x16, uint32x4, uint16x8, uint8x16];
int8x16.fromBits = [float32x4, int32x4, int16x8, uint32x4, uint16x8, uint8x16];
uint32x4.fromBits = [float32x4, int32x4, int16x8, int8x16, uint16x8, uint8x16];
uint16x8.fromBits = [float32x4, int32x4, int16x8, int8x16, uint32x4, uint8x16];
uint8x16.fromBits = [float32x4, int32x4, int16x8, int8x16, uint32x4, uint16x8];
var simdTypes = [float32x4,
int32x4, int16x8, int8x16,
uint32x4, uint16x8, uint8x16,
bool32x4, bool16x8, bool8x16];
if (typeof simdPhase2 !== "undefined") {
var float64x2 = {
name: "Float64x2",
fn: SIMD.Float64x2,
floatLane: true,
signed: true,
numerical: true,
lanes: 2,
laneSize: 8,
interestingValues: [0, -0, 1, -1, 1.414, 0x7F, -0x80, -0x8000, -0x80000000,
0x7FFF, 0x7FFFFFFF, Infinity, -Infinity, NaN],
view: Float64Array,
buffer: _f64x2,
mulFn: binaryMul,
}
var bool64x2 = {
name: "Bool64x2",
fn: SIMD.Bool64x2,
boolLane: true,
lanes: 2,
laneSize: 8,
interestingValues: [true, false],
}
float64x2.boolType = bool64x2;
float32x4.fromBits.push(float64x2);
int32x4.fromBits.push(float64x2);
int16x8.fromBits.push(float64x2);
int8x16.fromBits.push(float64x2);
uint32x4.fromBits.push(float64x2);
uint16x8.fromBits.push(float64x2);
uint8x16.fromBits.push(float64x2);
float64x2.fromBits = [float32x4, int32x4, int16x8, int8x16,
uint32x4, uint16x8, uint8x16];
int32x4.fromBits = [float32x4, int16x8, int8x16, uint32x4,
uint16x8, uint8x16];
int16x8.fromBits = [float32x4, int32x4, int8x16, uint32x4,
uint16x8, uint8x16];
int8x16.fromBits = [float32x4, int32x4, int16x8, uint32x4,
uint16x8, uint8x16];
uint32x4.fromBits = [float32x4, int32x4, int16x8, int8x16,
uint16x8, uint8x16];
uint16x8.fromBits = [float32x4, int32x4, int16x8, int8x16,
uint32x4, uint8x16];
uint8x16.fromBits = [float32x4, int32x4, int16x8, int8x16,
uint32x4, uint16x8];
simdTypes.push(float64x2);
simdTypes.push(bool64x2);
}
// SIMD utility functions.
// Create a value for testing, with vanilla lane values, i.e. [0, 1, 2, ..]
// for numeric types, [false, true, true, ..] for boolean types. These test
// values shouldn't contain NaNs or other "interesting" values.
function createTestValue(type) {
var lanes = [];
for (var i = 0; i < type.lanes; i++)
lanes.push(i);
return type.fn.apply(type.fn, lanes);
}
function createSplatValue(type, v) {
var lanes = [];
for (var i = 0; i < type.lanes; i++)
lanes.push(v);
return type.fn.apply(type.fn, lanes);
}
// SIMD reference functions.
// Returns converted array buffer value of specified type.
function simdConvert(type, value) {
if (type.buffer === undefined) return !!value; // bool types
type.buffer[0] = value;
return type.buffer[0];
}
function checkValue(type, a, expect) {
var fail = false;
for (var i = 0; i < type.lanes; i++) {
var v = type.fn.extractLane(a, i);
var ev = simdConvert(type, expect(i));
if (!sameValue(ev, v) && Math.abs(ev - v) >= 0.00001)
fail = true;
}
if (fail) {
var lanes = [];
for (var i = 0; i < type.lanes; i++){
lanes.push(simdConvert(type, expect(i)));
}
$ERROR("expected SIMD." + type.name + "(" + lanes +
") but found " + a.toString());
}
}
// SIMD reference functions.
// Reference implementation of toLocaleString.
function simdToLocaleString(type, value) {
value = type.fn.check(value);
var str = "SIMD." + type.name + "(";
str += type.fn.extractLane(value, 0).toLocaleString();
for (var i = 1; i < type.lanes; i++) {
str += "," + type.fn.extractLane(value, i).toLocaleString();
}
return str + ")";
}
function equalInt32x4(a, b) {
assert.sameValue(SIMD.Int32x4.extractLane(a, 0),
SIMD.Int32x4.extractLane(b, 0));
assert.sameValue(SIMD.Int32x4.extractLane(a, 1),
SIMD.Int32x4.extractLane(b, 1));
assert.sameValue(SIMD.Int32x4.extractLane(a, 2),
SIMD.Int32x4.extractLane(b, 2));
assert.sameValue(SIMD.Int32x4.extractLane(a, 3),
SIMD.Int32x4.extractLane(b, 3));
}
// Compare unary op's behavior to ref op at each lane.
function testUnaryOp(type, op, refOp) {
assert.sameValue("function", typeof type.fn[op]);
for (var v of type.interestingValues) {
var expected = simdConvert(type, refOp(v));
var a = type.fn.splat(v);
var result = type.fn[op](a);
checkValue(type, result, function(index) { return expected; });
}
}
// Compare binary op's behavior to ref op at each lane with the Cartesian
// product of the given values.
function testBinaryOp(type, op, refOp) {
assert.sameValue("function", typeof type.fn[op]);
var zero = type.fn();
for (var av of type.interestingValues) {
for (var bv of type.interestingValues) {
var expected = simdConvert(type, refOp(simdConvert(type, av),
simdConvert(type, bv)));
var a = type.fn.splat(av);
var b = type.fn.splat(bv);
var result = type.fn[op](a, b);
checkValue(type, result, function(index) { return expected; });
}
}
}
// Compare relational op's behavior to ref op at each lane with the Cartesian
// product of the given values.
function testRelationalOp(type, op, refOp) {
assert.sameValue("function", typeof type.fn[op]);
var zero = type.fn();
for (var av of type.interestingValues) {
for (var bv of type.interestingValues) {
var expected = refOp(simdConvert(type, av), simdConvert(type, bv));
var a = type.fn.splat(av);
var b = type.fn.splat(bv);
var result = type.fn[op](a, b);
checkValue(type.boolType, result, function(index) { return expected; });
}
}
}
// Test utilities.
var currentName = "<global>";
var skipValueTests = false;
function testSimdFunction(name, func) {
currentName = name;
if (typeof skipValueTests !== "undefined" && skipValueTests &&
name.indexOf("value semantics") != -1) return;
try {
func();
} catch (e) {
e.message += " (Testing with " + name + ".)";
throw e;
}
}

View File

@ -0,0 +1,12 @@
Arun Purushan <arun.etm@gmail.com>
Benjamin Bouvier <public@benj.me>
Bill Budge <bbudge@chromium.org>
Dan Ehrenberg <littledan@chromium.org>
Dan Gohman <sunfish@mozilla.com>
Deepti Gandluri <gdeepti@google.com>
Florian Scholz <elchi3@elchi3.de>
Heidi Pan <heidi.pan@intel.com>
Jakob Stoklund Olesen <jolesen@mozilla.com>
John McCutchan <john@johnmccutchan.com>
Ningxin Hu <ningxin.hu@intel.com>
Peter Jensen <peter.jensen@intel.com>

View File

@ -0,0 +1,29 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-all-true
description: AllTrue returns true if all the SIMDElements are true.
includes: [simdUtilities.js]
---*/
function testAllTrue(type) {
assert.sameValue('function', typeof type.fn.allTrue);
// All lanes 'true'.
var a = type.fn.splat(true);
assert(type.fn.allTrue(a));
// One lane 'false'.
for (var i = 0; i < type.lanes; i++) {
a = type.fn.replaceLane(a, i, false);
assert(!type.fn.allTrue(a));
}
// All lanes 'false'.
a = type.fn.splat(false);
assert(!type.fn.allTrue(a));
}
simdTypes.filter(isBoolType).forEach(function(type) {
testSimdFunction(type.name + ' allTrue', function() {
testAllTrue(type, 'allTrue');
});
});

View File

@ -0,0 +1,29 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-any-true
description: AllTrue returns true if all the SIMDElements are true.
includes: [simdUtilities.js]
---*/
function testAnyTrue(type) {
assert.sameValue('function', typeof type.fn.anyTrue);
// All lanes 'false'.
var a = type.fn.splat(false);
assert(!type.fn.anyTrue(a));
// One lane 'true'.
for (var i = 0; i < type.lanes; i++) {
a = type.fn.replaceLane(a, i, true);
assert(type.fn.anyTrue(a));
}
// All lanes 'true'.
a = type.fn.splat(true);
assert(type.fn.anyTrue(a));
}
simdTypes.filter(isBoolType).forEach(function(type) {
testSimdFunction(type.name + ' anyTrue', function() {
testAnyTrue(type, 'anyTrue');
});
});

View File

@ -0,0 +1,40 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Tests Float32x4 Int32x4 bit conversion.
includes: [simdUtilities.js]
---*/
testSimdFunction('Float32x4 Int32x4 bit conversion', function() {
var m = SIMD.Int32x4(0x3F800000, 0x40000000, 0x40400000, 0x40800000);
var n = SIMD.Float32x4.fromInt32x4Bits(m);
assert.sameValue(1.0, SIMD.Float32x4.extractLane(n, 0));
assert.sameValue(2.0, SIMD.Float32x4.extractLane(n, 1));
assert.sameValue(3.0, SIMD.Float32x4.extractLane(n, 2));
assert.sameValue(4.0, SIMD.Float32x4.extractLane(n, 3));
n = SIMD.Float32x4(5.0, 6.0, 7.0, 8.0);
m = SIMD.Int32x4.fromFloat32x4Bits(n);
assert.sameValue(0x40A00000, SIMD.Int32x4.extractLane(m, 0));
assert.sameValue(0x40C00000, SIMD.Int32x4.extractLane(m, 1));
assert.sameValue(0x40E00000, SIMD.Int32x4.extractLane(m, 2));
assert.sameValue(0x41000000, SIMD.Int32x4.extractLane(m, 3));
// Flip sign using bit-wise operators.
n = SIMD.Float32x4(9.0, 10.0, 11.0, 12.0);
m = SIMD.Int32x4(0x80000000, 0x80000000, 0x80000000, 0x80000000);
var nMask = SIMD.Int32x4.fromFloat32x4Bits(n);
nMask = SIMD.Int32x4.xor(nMask, m); // flip sign.
n = SIMD.Float32x4.fromInt32x4Bits(nMask);
assert.sameValue(-9.0, SIMD.Float32x4.extractLane(n, 0));
assert.sameValue(-10.0, SIMD.Float32x4.extractLane(n, 1));
assert.sameValue(-11.0, SIMD.Float32x4.extractLane(n, 2));
assert.sameValue(-12.0, SIMD.Float32x4.extractLane(n, 3));
nMask = SIMD.Int32x4.fromFloat32x4Bits(n);
nMask = SIMD.Int32x4.xor(nMask, m); // flip sign.
n = SIMD.Float32x4.fromInt32x4Bits(nMask);
assert.sameValue(9.0, SIMD.Float32x4.extractLane(n, 0));
assert.sameValue(10.0, SIMD.Float32x4.extractLane(n, 1));
assert.sameValue(11.0, SIMD.Float32x4.extractLane(n, 2));
assert.sameValue(12.0, SIMD.Float32x4.extractLane(n, 3));
});

View File

@ -0,0 +1,27 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Tests SIMD load and store bit preservation.
includes: [simdUtilities.js]
---*/
testSimdFunction('Float32x4 Int32x4 load/store bit preservation', function() {
// NaNs should stay unmodified when storing and loading to Float32Array
var taf32 = new Float32Array(4);
var tai32 = new Int32Array(4);
var i4a, i4b;
i4a = SIMD.Int32x4(0x7fc00000,0x7fe00000,0x7ff00000,0x7ff80000);
SIMD.Int32x4.store(taf32, 0, i4a);
i4b = SIMD.Int32x4.load(taf32, 0);
equalInt32x4(i4a, i4b);
// NaNs should stay unmodified when loading as Float32x4 and
// storing as Int32x4
SIMD.Int32x4.store(taf32, 0, i4a);
var f4 = SIMD.Float32x4.load(taf32, 0);
SIMD.Float32x4.store(tai32, 0, f4);
i4b = SIMD.Int32x4.load(tai32, 0);
equalInt32x4(i4a, i4b);
});

View File

@ -0,0 +1,35 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-check
description: Checks if a SIMDTypeDescriptor is not a SIMDDescriptor.
includes: [simdUtilities.js]
---*/
function testCheck(type) {
assert.sameValue('function', typeof type.fn.check);
// Other SIMD types shouldn't check for this type.
var a = type.fn();
for (var otherType of simdTypes) {
if (otherType === type) {
var result = type.fn.check(a);
checkValue(type, result, function(index) {
return type.fn.extractLane(a, index);
});
assert.sameValue(a, type.fn.check(a));
} else {
assert.throws(TypeError, function() { otherType.check(a); });
}
}
// Neither should other types.
for (var x of [ {}, "", 0, 1, true, false, undefined, null, NaN, Infinity]) {
assert.throws(TypeError, function() { type.fn.check(x); });
}
}
simdTypes.forEach(function(type) {
testSimdFunction(type.name + ' check', function() {
testCheck(type);
});
});

View File

@ -0,0 +1,27 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-wrapper
description: Test the constructor and splat with the given lane values.
includes: [simdUtilities.js]
---*/
function testConstructor(type) {
assert.sameValue('function', typeof type.fn);
assert.sameValue('function', typeof type.fn.splat);
for (var v of type.interestingValues) {
var expected = simdConvert(type, v);
var result = createSplatValue(type, v);
checkValue(type, result, function(index) { return expected; });
// splat.
result = type.fn.splat(v);
checkValue(type, result, function(index) { return expected; });
}
}
simdTypes.forEach(function(type) {
testSimdFunction(type.name + ' constructor', function() {
testConstructor(type);
});
});

View File

@ -0,0 +1,39 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: constructor-properties
description: Test floating point SIMD operations.
includes: [simdUtilities.js]
---*/
simdTypes.filter(isFloatType).forEach(function(type) {
testSimdFunction(type.name + ' div', function() {
testBinaryOp(type, 'div', function(a, b) { return a / b; });
});
testSimdFunction(type.name + ' abs', function() {
testUnaryOp(type, 'abs', Math.abs);
});
testSimdFunction(type.name + ' min', function() {
testBinaryOp(type, 'min', Math.min);
});
testSimdFunction(type.name + ' max', function() {
testBinaryOp(type, 'max', Math.max);
});
testSimdFunction(type.name + ' minNum', function() {
testBinaryOp(type, 'minNum', minNum);
});
testSimdFunction(type.name + ' maxNum', function() {
testBinaryOp(type, 'maxNum', maxNum);
});
testSimdFunction(type.name + ' sqrt', function() {
testUnaryOp(type, 'sqrt', function(a) { return Math.sqrt(a); });
});
testSimdFunction(type.name + ' reciprocalApproximation', function() {
testUnaryOp(type, 'reciprocalApproximation', function(a) { return 1 / a; });
});
testSimdFunction(type.name + ' reciprocalSqrtApproximation', function() {
testUnaryOp(type, 'reciprocalSqrtApproximation', function(a) {
return 1 / Math.sqrt(a); });
});
})

View File

@ -0,0 +1,34 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-to-timd-logical
description: Tests From<type> functions.
includes: [simdUtilities.js]
---*/
function testFrom(toType, fromType, name) {
assert.sameValue('function', typeof toType.fn[name]);
for (var v of fromType.interestingValues) {
var fromValue = createSplatValue(fromType, v);
v = Math.trunc(simdConvert(fromType, v));
if (toType.minVal !== undefined &&
!(toType.minVal <= v && v <= toType.maxVal)) {
assert.throws(RangeError, function() { toType.fn[name](fromValue) });
} else {
v = simdConvert(toType, v);
var result = toType.fn[name](fromValue);
checkValue(toType, result, function(index) { return v; });
}
}
}
simdTypes.forEach(function(toType) {
if (!toType.from) return;
for (var fromType of toType.from) {
var fn = 'from' + fromType.name;
testSimdFunction(toType.name + ' ' + fn, function() {
testFrom(toType, fromType, fn);
});
}
});

View File

@ -0,0 +1,31 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-to-timd
description: From<type>Bits functions.
includes: [simdUtilities.js]
---*/
function testFromBits(toType, fromType, name) {
assert.sameValue('function', typeof toType.fn[name]);
for (var v of fromType.interestingValues) {
var fromValue = createSplatValue(fromType, v);
var result = toType.fn[name](fromValue);
for (var i = 0; i < fromType.lanes; i++)
fromType.buffer[i] = fromType.fn.extractLane(fromValue, i);
checkValue(toType, result, function(index) {
return toType.buffer[index];
});
}
}
simdTypes.forEach(function(toType) {
if (!toType.fromBits) return;
for (var fromType of toType.fromBits) {
var fn = 'from' + fromType.name + 'Bits';
testSimdFunction(toType.name + ' ' + fn, function() {
testFromBits(toType, fromType, fn);
});
}
});

View File

@ -0,0 +1,94 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-load-from-tarray
description: Tests SIMD load functions.
includes: [simdUtilities.js]
---*/
function testLoad(type, name, count) {
var loadFn = type.fn[name];
assert.sameValue('function', typeof loadFn);
var bufLanes = 2 * type.lanes; // Test all alignments.
var bufSize = bufLanes * type.laneSize + 8; // Extra for over-alignment test.
var ab = new ArrayBuffer(bufSize);
var buf = new type.view(ab);
for (var i = 0; i < bufLanes; i++) buf[i] = i; // Number buffer sequentially.
// Test aligned loads.
for (var i = 0; i < type.lanes; i++) {
var a = loadFn(buf, i);
checkValue(type, a, function(index) {
return index < count ? i + index : 0;
});
}
// Test index coercions
// Unlike typedArray[index], non-canonical strings are allowed here.
checkValue(type, loadFn(buf, "0"),
function(index) { return index < count ? index : 0; });
checkValue(type, loadFn(buf, " -0.0 "),
function(index) { return index < count ? index : 0; });
checkValue(type, loadFn(buf, "00"),
function(index) { return index < count ? index : 0; });
checkValue(type, loadFn(buf, false),
function(index) { return index < count ? index : 0; });
checkValue(type, loadFn(buf, null),
function(index) { return index < count ? index : 0; });
checkValue(type, loadFn(buf, "01"),
function(index) { return index < count ? 1 + index : 0; });
checkValue(type, loadFn(buf, " +1e0"),
function(index) { return index < count ? 1 + index : 0; });
checkValue(type, loadFn(buf, true),
function(index) { return index < count ? 1 + index : 0; });
// Test the 2 possible over-alignments.
var f64 = new Float64Array(ab);
var stride = 8 / type.laneSize;
for (var i = 0; i < 1; i++) {
var a = loadFn(f64, i);
checkValue(type, a, function(index) {
return index < count ? stride * i + index : 0;
});
}
// Test the 7 possible mis-alignments.
var i8 = new Int8Array(ab);
for (var misalignment = 1; misalignment < 8; misalignment++) {
// Shift the buffer up by 1 byte.
for (var i = i8.length - 1; i > 0; i--)
i8[i] = i8[i - 1];
var a = loadFn(i8, misalignment);
checkValue(type, a, function(index) {
return index < count ? i + index : 0;
});
}
function testIndexCheck(buf, index, err) {
assert.throws(err, function () { loadFn(buf, index); });
}
testIndexCheck(buf, -1, RangeError);
testIndexCheck(buf, 0.7, RangeError);
testIndexCheck(buf, -0.1, RangeError);
testIndexCheck(buf, NaN, RangeError);
testIndexCheck(buf, bufSize / type.laneSize - count + 1, RangeError);
testIndexCheck(buf.buffer, 1, TypeError);
testIndexCheck(buf, "a", RangeError);
}
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' load', function() {
testLoad(type, 'load', type.lanes);
});
});
simdTypes.filter(hasLoadStore123).forEach(function(type) {
testSimdFunction(type.name + ' load1', function() {
testLoad(type, 'load1', 1);
});
testSimdFunction(type.name + ' load2', function() {
testLoad(type, 'load2', 2);
});
testSimdFunction(type.name + ' load3', function() {
testLoad(type, 'load3', 3);
});
});

View File

@ -0,0 +1,20 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: constructor-properties
description: Test SIMD Logical operations.
includes: [simdUtilities.js]
---*/
simdTypes.filter(isLogical).forEach(function(type) {
testSimdFunction(type.name + ' and', function() {
testBinaryOp(type, 'and', function(a, b) { return a & b; });
});
testSimdFunction(type.name + ' or', function() {
testBinaryOp(type, 'or', function(a, b) { return a | b; });
});
testSimdFunction(type.name + ' xor', function() {
testBinaryOp(type, 'xor', function(a, b) { return a ^ b; });
});
});

View File

@ -0,0 +1,14 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-neg
description: Tests the unary '-' operation.
includes: [simdUtilities.js]
---*/
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' neg', function() {
testUnaryOp(type, 'neg', function(a) { return -a; });
});
});

View File

@ -0,0 +1,20 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-not
description: Tests the unary not operation.
includes: [simdUtilities.js]
---*/
simdTypes.filter(isIntType).forEach(function(type) {
testSimdFunction(type.name + ' not', function() {
testUnaryOp(type, 'not', function(a) { return ~a; });
});
});
simdTypes.filter(isBoolType).forEach(function(type) {
testSimdFunction(type.name + ' not', function() {
testUnaryOp(type, 'not', function(a) { return !a; });
});
});

View File

@ -0,0 +1,40 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: constructor-properties
description: Tests the SIMD numerical operations.
includes: [simdUtilities.js]
---*/
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' equal', function() {
testRelationalOp(type, 'equal', function(a, b) { return a == b; });
});
testSimdFunction(type.name + ' notEqual', function() {
testRelationalOp(type, 'notEqual', function(a, b) { return a != b; });
});
testSimdFunction(type.name + ' lessThan', function() {
testRelationalOp(type, 'lessThan', function(a, b) { return a < b; });
});
testSimdFunction(type.name + ' lessThanOrEqual', function() {
testRelationalOp(type, 'lessThanOrEqual', function(a, b) {
return a <= b;
});
});
testSimdFunction(type.name + ' greaterThan', function() {
testRelationalOp(type, 'greaterThan', function(a, b) { return a > b; });
});
testSimdFunction(type.name + ' greaterThanOrEqual', function() {
testRelationalOp(type, 'greaterThanOrEqual', function(a, b) { return a >= b; });
});
testSimdFunction(type.name + ' add', function() {
testBinaryOp(type, 'add', function(a, b) { return a + b; });
});
testSimdFunction(type.name + ' sub', function() {
testBinaryOp(type, 'sub', function(a, b) { return a - b; });
});
testSimdFunction(type.name + ' mul', function() {
testBinaryOp(type, 'mul', type.mulFn);
});
});

View File

@ -0,0 +1,58 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Test SIMD operators.
includes: [simdUtilities.js]
---*/
function testOperators(type) {
var inst = createTestValue(type);
assert.throws(TypeError, function() { Number(inst) });
assert.throws(TypeError, function() { +inst });
assert.throws(TypeError, function() { -inst });
assert.throws(TypeError, function() { ~inst });
assert.throws(TypeError, function() { Math.fround(inst) });
assert.throws(TypeError, function() { inst|0} );
assert.throws(TypeError, function() { inst&0 });
assert.throws(TypeError, function() { inst^0 });
assert.throws(TypeError, function() { inst>>>0 });
assert.throws(TypeError, function() { inst>>0 });
assert.throws(TypeError, function() { inst<<0 });
assert.throws(TypeError, function() { (inst + inst) });
assert.throws(TypeError, function() { inst - inst });
assert.throws(TypeError, function() { inst * inst });
assert.throws(TypeError, function() { inst / inst });
assert.throws(TypeError, function() { inst % inst });
assert.throws(TypeError, function() { inst < inst });
assert.throws(TypeError, function() { inst > inst });
assert.throws(TypeError, function() { inst <= inst });
assert.throws(TypeError, function() { inst >= inst });
assert.throws(TypeError, function() { inst(); });
assert.sameValue(inst[0], undefined);
assert.sameValue(inst.a, undefined);
assert.sameValue(!inst, false);
assert.sameValue(!inst, false);
assert.sameValue(inst ? 1 : 2, 1);
assert.sameValue(inst ? 1 : 2, 1);
assert.sameValue('function', typeof inst.toString);
assert.sameValue('function', typeof inst.toLocaleString);
assert.sameValue(inst.toLocaleString(), simdToLocaleString(type, inst));
var eval_value = eval(inst.toString());
var value = type.fn.check(inst);
for(var i = 0; i < type.lanes; i++) {
assert.sameValue(type.fn.extractLane(eval_value, i),
type.fn.extractLane(value, i));
}
// TODO: test valueOf?
}
simdTypes.forEach(function(type) {
testSimdFunction(type.name + ' operators', function() {
testOperators(type);
});
});

View File

@ -0,0 +1,40 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-abstract-replace-lane
description: Tests SIMD ReplaceLane.
includes: [simdUtilities.js]
---*/
function testReplaceLane(type) {
assert.sameValue('function', typeof type.fn.replaceLane);
var a = createTestValue(type);
for (var v of type.interestingValues) {
var expected = simdConvert(type, v);
for (var i = 0; i < type.lanes; i++) {
var result = type.fn.replaceLane(a, i, v);
checkValue(type, result,
function(index) {
return index == i ? expected : type.fn.extractLane(a, index);
});
}
}
function testIndexCheck(index, err) {
assert.throws(err, function() { type.fn.replaceLane(a, index, 0); });
}
testIndexCheck(type.lanes, RangeError);
testIndexCheck(13.37, TypeError);
testIndexCheck(undefined, TypeError);
testIndexCheck({}, TypeError);
testIndexCheck('yo', TypeError);
testIndexCheck(-1, RangeError);
testIndexCheck(128, RangeError);
}
simdTypes.forEach(function(type) {
testSimdFunction(type.name + ' replaceLane', function() {
testReplaceLane(type);
});
});

View File

@ -0,0 +1,15 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: pending
description: Test round trip.
includes: [simdUtilities.js]
---*/
testSimdFunction('Float32x4 Int32x4 round trip', function() {
// NaNs should stay unmodified across bit conversions
var m = SIMD.Int32x4(0xFFFFFFFF, 0xFFFF0000, 0x80000000, 0x0);
var m2 = SIMD.Int32x4.fromFloat32x4Bits(SIMD.Float32x4.fromInt32x4Bits(m));
equalInt32x4(m, m2);
});

View File

@ -0,0 +1,26 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: saturate
description: Tests saturate methods.
includes: [simdUtilities.js]
---*/
simdTypes.filter(isSmallIntType).forEach(function(type) {
function saturate(type, a) {
if (a < type.minVal) return type.minVal;
if (a > type.maxVal) return type.maxVal;
return a;
}
testSimdFunction(type.name + ' addSaturate', function() {
testBinaryOp(type, 'addSaturate', function(a, b) {
return saturate(type, a + b);
});
});
testSimdFunction(type.name + ' subSaturate', function() {
testBinaryOp(type, 'subSaturate', function(a, b) {
return saturate(type, a - b);
});
});
});

View File

@ -0,0 +1,30 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-select
description: Tests SIMD Select.
includes: [simdUtilities.js]
---*/
function testSelect(type) {
assert.sameValue('function', typeof type.fn.select);
// set a and b to values that are different for all numerical types.
var av = 1;
var bv = 2;
var a = type.fn.splat(av);
var b = type.fn.splat(bv);
// test all selectors with a single 'true' lane.
for (var i = 0; i < type.lanes; i++) {
var selector = type.boolType.fn();
selector = type.boolType.fn.replaceLane(selector, i, true);
var result = type.fn.select(selector, a, b);
checkValue(type, result, function(index) { return index == i ? av : bv; });
}
}
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' select', function() {
testSelect(type);
});
});

View File

@ -0,0 +1,55 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: constructor-properties
description: Test Shift operations.
includes: [simdUtilities.js]
---*/
// Compare shift op's behavior to ref op at each lane.
function testShiftOp(type, op, refOp) {
assert.sameValue('function', typeof type.fn[op]);
var zero = type.fn();
for (var v of type.interestingValues) {
var s = type.laneSize * 8;
for (var bits of [-1, 0, 1, 2, s - 1, s, s + 1]) {
var expected = simdConvert(type, refOp(simdConvert(type, v), bits));
var a = type.fn.splat(v);
var result = type.fn[op](a, bits);
checkValue(type, result, function(index) { return expected; });
}
}
}
simdTypes.filter(isIntType).forEach(function(type) {
testSimdFunction(type.name + ' shiftLeftByScalar', function() {
function shift(a, bits) {
bits &= type.laneSize * 8 - 1;
return a << bits;
}
testShiftOp(type, 'shiftLeftByScalar', shift);
});
});
simdTypes.filter(isSignedIntType).forEach(function(type) {
testSimdFunction(type.name + ' shiftRightByScalar', function() {
function shift(a, bits) {
bits &= type.laneSize * 8 - 1;
return a >> bits;
}
testShiftOp(type, 'shiftRightByScalar', shift);
});
});
simdTypes.filter(isUnsignedIntType).forEach(function(type) {
testSimdFunction(type.name + ' shiftRightByScalar', function() {
function shift(a, bits) {
bits &= type.laneSize * 8 - 1;
if (type.laneMask)
a &= type.laneMask;
return a >>> bits;
}
testShiftOp(type, 'shiftRightByScalar', shift);
});
});

View File

@ -0,0 +1,59 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: shuffle
description: Tests SIMD shuffle.
includes: [simdUtilities.js]
---*/
function testShuffle(type) {
assert.sameValue('function', typeof type.fn.shuffle);
var indices = [];
for (var i = 0; i < type.lanes; i++) indices.push(i);
var a = type.fn.apply(type.fn, indices); // 0, 1, 2, 3, 4 ...
var b = type.fn.add(a, type.fn.splat(type.lanes)); // lanes, lanes+1 ...
// All lanes from a.
var result = type.fn.shuffle.apply(type.fn, [a, b].concat(indices));
checkValue(type, result, function(index) {
return type.fn.extractLane(a, index);
});
// One lane from b.
for (var i = 0; i < type.lanes; i++) {
var args = [a, b].concat(indices);
args[2 + i] += type.lanes;
var result = type.fn.shuffle.apply(type.fn, args);
checkValue(type, result, function(index) {
var val = index == i ? b : a;
return type.fn.extractLane(val, index);
});
}
// All lanes from b.
for (var i = 0; i < type.lanes; i++) indices[i] += type.lanes;
var result = type.fn.shuffle.apply(type.fn, [a, b].concat(indices));
checkValue(type, result, function(index) {
return type.fn.extractLane(b, index);
});
function testIndexCheck(index, err) {
for (var i = 0; i < type.lanes; i++) {
var args = [a, b].concat(indices);
args[i + 2] = index;
assert.throws(err, function() { type.fn.shuffle.apply(type.fn, args); });
}
}
testIndexCheck(2 * type.lanes, RangeError);
testIndexCheck(13.37, TypeError);
testIndexCheck(undefined, TypeError);
testIndexCheck({}, TypeError);
testIndexCheck('yo', TypeError);
testIndexCheck(-1, RangeError);
testIndexCheck(128, RangeError);
}
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' shuffle', function() {
testShuffle(type);
});
});

View File

@ -0,0 +1,86 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: simd-store-in-tarray
description: Tests Simdstore functions.
includes: [simdUtilities.js]
---*/
function testStore(type, name, count) {
var storeFn = type.fn[name];
assert.sameValue('function', typeof storeFn);
var bufLanes = 2 * type.lanes; // Test all alignments.
var bufSize = bufLanes * type.laneSize + 8; // Extra for over-alignment test.
var ab = new ArrayBuffer(bufSize);
var buf = new type.view(ab);
var a = createTestValue(type); // Value containing 0, 1, 2, 3 ...
function checkBuffer(offset) {
for (var i = 0; i < count; i++)
if (buf[offset + i] != i) return false;
return true;
}
// Test aligned stores.
for (var i = 0; i < type.lanes; i++) {
assert.sameValue(storeFn(buf, i, a), a);
assert(checkBuffer(i));
}
// Test the 2 over-alignments.
var f64 = new Float64Array(ab);
var stride = 8 / type.laneSize;
for (var i = 0; i < 1; i++) {
assert.sameValue(storeFn(f64, i, a), a);
assert(checkBuffer(stride * i));
}
// Test the 7 mis-alignments.
var i8 = new Int8Array(ab);
for (var misalignment = 1; misalignment < 8; misalignment++) {
assert.sameValue(storeFn(i8, misalignment, a), a);
// Shift the buffer down by misalignment.
for (var i = 0; i < i8.length - misalignment; i++)
i8[i] = i8[i + misalignment];
assert(checkBuffer(0));
}
//Test index coercions
storeFn(buf, "0", a);
assert(checkBuffer(0));
storeFn(buf, "01", a);
assert(checkBuffer(1));
storeFn(buf, " -0.0 ", a);
assert(checkBuffer(0));
storeFn(buf, " +1e0", a);
assert(checkBuffer(1));
storeFn(buf, false, a);
assert(checkBuffer(0));
storeFn(buf, true, a);
assert(checkBuffer(1));
storeFn(buf, null, a);
assert(checkBuffer(0));
function testIndexCheck(buf, index, err) {
assert.throws(err, function () { storeFn(buf, index, type.fn()); });
}
testIndexCheck(buf, -1, RangeError);
testIndexCheck(buf, bufSize / type.laneSize - count + 1, RangeError);
testIndexCheck(buf.buffer, 1, TypeError);
testIndexCheck(buf, "a", RangeError);
}
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' store', function() {
testStore(type, 'store', type.lanes);
});
});
simdTypes.filter(hasLoadStore123).forEach(function(type) {
testSimdFunction(type.name + ' store1', function() {
testStore(type, 'store1', 1);
});
testSimdFunction(type.name + ' store1', function() {
testStore(type, 'store2', 2);
});
testSimdFunction(type.name + ' store3', function() {
testStore(type, 'store3', 3);
});
});

View File

@ -0,0 +1,48 @@
// Copyright (C) 2016 ecmascript_simd authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: swizzle
description: Tests Simd swizzle.
includes: [simdUtilities.js]
---*/
function testSwizzle(type) {
assert.sameValue('function', typeof type.fn.swizzle);
var a = createTestValue(type); // 0, 1, 2, 3, 4, 5, 6, ...
var indices = [];
// Identity swizzle.
for (var i = 0; i < type.lanes; i++) indices.push(i);
var result = type.fn.swizzle.apply(type.fn, [a].concat(indices));
checkValue(type, result, function(index) {
return type.fn.extractLane(a, index);
});
// Reverse swizzle.
indices.reverse();
var result = type.fn.swizzle.apply(type.fn, [a].concat(indices));
checkValue(type, result, function(index) {
return type.fn.extractLane(a, type.lanes - index - 1);
});
function testIndexCheck(index, err) {
for (var i = 0; i < type.lanes; i++) {
var args = [a].concat(indices);
args[i + 1] = index;
assert.throws(err, function() { type.fn.swizzle.apply(type.fn, args); });
}
}
// RangeError
testIndexCheck(type.lanes, RangeError);
testIndexCheck(-1, RangeError);
testIndexCheck(128, RangeError);
testIndexCheck(13.37, TypeError);
testIndexCheck(undefined, TypeError);
testIndexCheck({}, TypeError);
testIndexCheck('yo', TypeError);
}
simdTypes.filter(isNumerical).forEach(function(type) {
testSimdFunction(type.name + ' swizzle', function() {
testSwizzle(type);
});
});