Revert of Remove ExternalArray, derived types, and element kinds

test/mjsunit/opt-elements-kind.js

Index: test/mjsunit/opt-elements-kind.js
diff --git a/test/mjsunit/opt-elements-kind.js b/test/mjsunit/opt-elements-kind.js
index 515305a928880ad72937a3fab21b9efa66907feb..5f4f437299a5551d6c0075095630b5209bacb3f6 100644
--- a/test/mjsunit/opt-elements-kind.js
+++ b/test/mjsunit/opt-elements-kind.js
@@ -33,19 +33,19 @@
 // Flags: --stress-runs=2
 
 var elements_kind = {
-  fast_smi_only             :  'fast smi only elements',
-  fast                      :  'fast elements',
-  fast_double               :  'fast double elements',
-  dictionary                :  'dictionary elements',
-  fixed_int32               :  'fixed int8 elements',
-  fixed_uint8               :  'fixed uint8 elements',
-  fixed_int16               :  'fixed int16 elements',
-  fixed_uint16              :  'fixed uint16 elements',
-  fixed_int32               :  'fixed int32 elements',
-  fixed_uint32              :  'fixed uint32 elements',
-  fixed_float32             :  'fixed float32 elements',
-  fixed_float64             :  'fixed float64 elements',
-  fixed_uint8_clamped       :  'fixed uint8_clamped elements'
+  fast_smi_only            :  'fast smi only elements',
+  fast                     :  'fast elements',
+  fast_double              :  'fast double elements',
+  dictionary               :  'dictionary elements',
+  external_byte            :  'external byte elements',
+  external_unsigned_byte   :  'external unsigned byte elements',
+  external_short           :  'external short elements',
+  external_unsigned_short  :  'external unsigned short elements',
+  external_int             :  'external int elements',
+  external_unsigned_int    :  'external unsigned int elements',
+  external_float           :  'external float elements',
+  external_double          :  'external double elements',
+  external_pixel           :  'external pixel elements'
 }
 
 function getKind(obj) {
@@ -53,33 +53,34 @@
   if (%HasFastObjectElements(obj)) return elements_kind.fast;
   if (%HasFastDoubleElements(obj)) return elements_kind.fast_double;
   if (%HasDictionaryElements(obj)) return elements_kind.dictionary;
-
-  if (%HasFixedInt8Elements(obj)) {
-    return elements_kind.fixed_int8;
+  // Every external kind is also an external array.
+  assertTrue(%HasExternalArrayElements(obj));
+  if (%HasExternalByteElements(obj)) {
+    return elements_kind.external_byte;
   }
-  if (%HasFixedUint8Elements(obj)) {
-    return elements_kind.fixed_uint8;
+  if (%HasExternalUnsignedByteElements(obj)) {
+    return elements_kind.external_unsigned_byte;
   }
-  if (%HasFixedInt16Elements(obj)) {
-    return elements_kind.fixed_int16;
+  if (%HasExternalShortElements(obj)) {
+    return elements_kind.external_short;
   }
-  if (%HasFixedUint16Elements(obj)) {
-    return elements_kind.fixed_uint16;
+  if (%HasExternalUnsignedShortElements(obj)) {
+    return elements_kind.external_unsigned_short;
   }
-  if (%HasFixedInt32Elements(obj)) {
-    return elements_kind.fixed_int32;
+  if (%HasExternalIntElements(obj)) {
+    return elements_kind.external_int;
   }
-  if (%HasFixedUint32Elements(obj)) {
-    return elements_kind.fixed_uint32;
+  if (%HasExternalUnsignedIntElements(obj)) {
+    return elements_kind.external_unsigned_int;
   }
-  if (%HasFixedFloat32Elements(obj)) {
-    return elements_kind.fixed_float32;
+  if (%HasExternalFloatElements(obj)) {
+    return elements_kind.external_float;
   }
-  if (%HasFixedFloat64Elements(obj)) {
-    return elements_kind.fixed_float64;
+  if (%HasExternalDoubleElements(obj)) {
+    return elements_kind.external_double;
   }
-  if (%HasFixedUint8ClampedElements(obj)) {
-    return elements_kind.fixed_uint8_clamped;
+  if (%HasExternalPixelElements(obj)) {
+    return elements_kind.external_pixel;
   }
 }