Add SIMD.Float32x4 functions.

src/mirror-debugger.js

Index: src/mirror-debugger.js
diff --git a/src/mirror-debugger.js b/src/mirror-debugger.js
index dbdc68e68f88e282a88737c26dd68ea6d631ce06..a7742a983e21ada091c93ab50ee6cfed862468f1 100644
--- a/src/mirror-debugger.js
+++ b/src/mirror-debugger.js
@@ -66,6 +66,8 @@ function MakeMirror(value, opt_transient) {
     mirror = new BooleanMirror(value);
   } else if (IS_NUMBER(value)) {
     mirror = new NumberMirror(value);
+  } else if (IS_FLOAT32X4(value)) {
+    mirror = new Float32x4Mirror(value);
   } else if (IS_STRING(value)) {
     mirror = new StringMirror(value);
   } else if (IS_SYMBOL(value)) {
@@ -151,6 +153,7 @@ var UNDEFINED_TYPE = 'undefined';
 var NULL_TYPE = 'null';
 var BOOLEAN_TYPE = 'boolean';
 var NUMBER_TYPE = 'number';
+var FLOAT32X4_TYPE = 'float32x4';
 var STRING_TYPE = 'string';
 var SYMBOL_TYPE = 'symbol';
 var OBJECT_TYPE = 'object';
@@ -211,6 +214,7 @@ var ScopeType = { Global: 0,
 //       - UndefinedMirror
 //       - NullMirror
 //       - NumberMirror
+//       - Float32x4Mirror
 //       - StringMirror
 //       - SymbolMirror
 //       - ObjectMirror
@@ -292,6 +296,15 @@ Mirror.prototype.isNumber = function() {
 
 
 /**
+ * Check whether the mirror reflects a Float32x4 value.
+ * @returns {boolean} True if the mirror reflects a Float32x4 value
+ */
+Mirror.prototype.isFloat32x4 = function() {
+  return this instanceof Float32x4Mirror;
+};
+
+
+/**
  * Check whether the mirror reflects a string value.
  * @returns {boolean} True if the mirror reflects a string value
  */
@@ -530,6 +543,7 @@ ValueMirror.prototype.isPrimitive = function() {
          type === 'null' ||
          type === 'boolean' ||
          type === 'number' ||
+         type === 'float32x4' ||
          type === 'string' ||
          type === 'symbol';
 };
@@ -611,6 +625,23 @@ NumberMirror.prototype.toText = function() {
 
 
 /**
+ * Mirror object for Float32x4 values.
+ * @param {Float32x4} value The float32x4 value reflected by this mirror
+ * @constructor
+ * @extends ValueMirror
+ */
+function Float32x4Mirror(value) {
+  %_CallFunction(this, Float32x4_TYPE, value, ValueMirror);
+}
+inherits(Float32x4Mirror, ValueMirror);
+
+
+Float32x4Mirror.prototype.toText = function() {
+  return $float32x4ToString(this.value_);
+};
+
+
+/**
  * Mirror object for string values.
  * @param {string} value The string value reflected by this mirror
  * @constructor
@@ -2575,6 +2606,7 @@ JSONProtocolSerializer.prototype.serializeReferenceWithDisplayData_ =
     case NULL_TYPE:
     case BOOLEAN_TYPE:
     case NUMBER_TYPE:
+    case FLOAT32X4_TYPE:
       o.value = mirror.value();
       break;
     case STRING_TYPE: