Add SIMD.Float32x4 functions.

src/harmony-simd.js

Index: src/harmony-simd.js
diff --git a/src/harmony-simd.js b/src/harmony-simd.js
new file mode 100644
index 0000000000000000000000000000000000000000..59b6fe39afeeebbe7976844ae462d44cd71b795d
--- /dev/null
+++ b/src/harmony-simd.js
@@ -0,0 +1,146 @@
+// 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.
+
+(function(global, utils) {
+
+"use strict";
+
+%CheckIsBootstrapping();
+
+// -------------------------------------------------------------------
+// Imports
+
+var GlobalObject = global.Object;
+var GlobalFloat32x4 = global.Float32x4;
+
+//-------------------------------------------------------------------
+
+function Float32x4Constructor(x, y, z, w) {
+  return %CreateFloat32x4(x, y, z, w);
+}
+
+function Float32x4SplatConstructor(s) {
+  return %CreateFloat32x4(s, s, s, s);
+}
+
+function Float32x4CheckJS(a) {
+  return %Float32x4Check(a);
+}
+
+//-------------------------------------------------------------------
+
+function Float32x4ExtractLaneJS(value, lane) {
+  return %Float32x4ExtractLane(value, lane);
+}
+
+function Float32x4ReplaceLaneJS(value, lane, replacement) {
+  return %Float32x4ReplaceLane(value, lane, replacement);
+}
+
+//-------------------------------------------------------------------
+
+function Float32x4AbsJS(a) {
+  return %Float32x4Abs(a);
+}
+
+function Float32x4NegJS(a) {
+  return %Float32x4Neg(a);
+}
+
+function Float32x4SqrtJS(a) {
+  return %Float32x4Sqrt(a);
+}
+
+function Float32x4RecipApproxJS(a) {
+  return %Float32x4RecipApprox(a);
+}
+
+function Float32x4RecipSqrtApproxJS(a) {
+  return %Float32x4RecipSqrtApprox(a);
+}
+
+function Float32x4AddJS(a, b) {
+  return %Float32x4Add(a, b);
+}
+
+function Float32x4SubJS(a, b) {
+  return %Float32x4Sub(a, b);
+}
+
+function Float32x4MulJS(a, b) {
+  return %Float32x4Mul(a, b);
+}
+
+function Float32x4DivJS(a, b) {
+  return %Float32x4Div(a, b);
+}
+
+function Float32x4MinJS(a, b) {
+  return %Float32x4Min(a, b);
+}
+
+function Float32x4MaxJS(a, b) {
+  return %Float32x4Max(a, b);
+}
+
+function Float32x4MinNumJS(a, b) {
+  return %Float32x4MinNum(a, b);
+}
+
+function Float32x4MaxNumJS(a, b) {
+  return %Float32x4MaxNum(a, b);
+}
+
+function Float32x4SwizzleJS(a, w, x, y, z) {
+  return %Float32x4Swizzle(a, w, x, y, z);
+}
+
+function Float32x4ShuffleJS(a, b, w, x, y, z) {
+  return %Float32x4Shuffle(a, b, w, x, y, z);
+}
+
+// -------------------------------------------------------------------
+
+function SIMDConstructor() {}
+var GlobalSIMD = new SIMDConstructor();
+
+%InternalSetPrototype(GlobalSIMD, GlobalObject.prototype);
+%AddNamedProperty(global, 'SIMD', GlobalSIMD, DONT_ENUM);
+%FunctionSetInstanceClassName(SIMDConstructor, 'SIMD');
+%AddNamedProperty(GlobalSIMD, symbolToStringTag, 'SIMD', READ_ONLY | DONT_ENUM);
+
+%FunctionSetPrototype(GlobalFloat32x4, new GlobalObject());

[rossberg, 2015/06/12 11:48:03]

Nit: s/new GlobalObject()/{}/

+%AddNamedProperty(
+    GlobalFloat32x4.prototype, 'constructor', Float32x4Constructor, DONT_ENUM);
+
+%AddNamedProperty(GlobalSIMD, 'float32x4', GlobalFloat32x4, DONT_ENUM);
+%FunctionSetInstanceClassName(GlobalFloat32x4, 'float32x4');
+%AddNamedProperty(GlobalFloat32x4, symbolToStringTag, 'float32x4', READ_ONLY | DONT_ENUM);

[rossberg, 2015/06/12 11:48:03]

It seems inconsistent that the tag is lower-case, it is upper for all other
types (this is the name of the wrapper type).

Also nit: line length

+
+%SetCode(GlobalFloat32x4, Float32x4Constructor);
+%FunctionSetPrototype(GlobalFloat32x4, new GlobalObject());
+
+utils.InstallFunctions(GlobalFloat32x4, DONT_ENUM, [
+  'splat', Float32x4SplatConstructor,
+  'check', Float32x4CheckJS,
+  'extractLane', Float32x4ExtractLaneJS,
+  'replaceLane', Float32x4ReplaceLaneJS,
+  'abs', Float32x4AbsJS,
+  'neg', Float32x4NegJS,
+  'sqrt', Float32x4SqrtJS,
+  'reciprocalApproximation', Float32x4RecipApproxJS,
+  'reciprocalSqrtApproximation', Float32x4RecipSqrtApproxJS,
+  'add', Float32x4AddJS,
+  'sub', Float32x4SubJS,
+  'mul', Float32x4MulJS,
+  'div', Float32x4DivJS,
+  'min', Float32x4MinJS,
+  'max', Float32x4MaxJS,
+  'minNum', Float32x4MinNumJS,
+  'maxNum', Float32x4MaxNumJS,
+  'swizzle', Float32x4SwizzleJS,
+  'shuffle', Float32x4ShuffleJS,
+]);
+
+})