Experimental implementation: Exposing SIMD instructions into JavaScript

src/objects-debug.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 71 matching lines @@
   switch (instance_type) {
     case SYMBOL_TYPE:
       Symbol::cast(this)->SymbolVerify();
       break;
     case MAP_TYPE:
       Map::cast(this)->MapVerify();
       break;
     case HEAP_NUMBER_TYPE:
       HeapNumber::cast(this)->HeapNumberVerify();
       break;
+    case FLOAT32x4_TYPE:
+      Float32x4::cast(this)->Float32x4Verify();
+      break;
+    case INT32x4_TYPE:
+      Int32x4::cast(this)->Int32x4Verify();
+      break;
     case FIXED_ARRAY_TYPE:
       FixedArray::cast(this)->FixedArrayVerify();
       break;
     case FIXED_DOUBLE_ARRAY_TYPE:
       FixedDoubleArray::cast(this)->FixedDoubleArrayVerify();
       break;
     case CONSTANT_POOL_ARRAY_TYPE:
       ConstantPoolArray::cast(this)->ConstantPoolArrayVerify();
       break;
     case BYTE_ARRAY_TYPE:
@@ skipping 20 matching lines @@
       break;
     case EXTERNAL_INT_ARRAY_TYPE:
       ExternalIntArray::cast(this)->ExternalIntArrayVerify();
       break;
     case EXTERNAL_UNSIGNED_INT_ARRAY_TYPE:
       ExternalUnsignedIntArray::cast(this)->ExternalUnsignedIntArrayVerify();
       break;
     case EXTERNAL_FLOAT_ARRAY_TYPE:
       ExternalFloatArray::cast(this)->ExternalFloatArrayVerify();
       break;
+    case EXTERNAL_FLOAT32x4_ARRAY_TYPE:
+      ExternalFloat32x4Array::cast(this)->ExternalFloat32x4ArrayVerify();
+      break;
+    case EXTERNAL_INT32x4_ARRAY_TYPE:
+      ExternalInt32x4Array::cast(this)->ExternalInt32x4ArrayVerify();
+      break;
     case EXTERNAL_DOUBLE_ARRAY_TYPE:
       ExternalDoubleArray::cast(this)->ExternalDoubleArrayVerify();
       break;
     case CODE_TYPE:
       Code::cast(this)->CodeVerify();
       break;
     case ODDBALL_TYPE:
       Oddball::cast(this)->OddballVerify();
       break;
     case JS_OBJECT_TYPE:
@@ skipping 103 matching lines @@
   CHECK(name()->IsUndefined() || name()->IsString());
   CHECK(flags()->IsSmi());
 }
 
 
 void HeapNumber::HeapNumberVerify() {
   CHECK(IsHeapNumber());
 }
 
 
+void Float32x4::Float32x4Verify() {
+  CHECK(IsFloat32x4());
+}
+
+
+void Int32x4::Int32x4Verify() {
+  CHECK(IsInt32x4());
+}
+
+
 void ByteArray::ByteArrayVerify() {
   CHECK(IsByteArray());
 }
 
 
 void FreeSpace::FreeSpaceVerify() {
   CHECK(IsFreeSpace());
 }
 
 
@@ skipping 30 matching lines @@
 void ExternalUnsignedIntArray::ExternalUnsignedIntArrayVerify() {
   CHECK(IsExternalUnsignedIntArray());
 }
 
 
 void ExternalFloatArray::ExternalFloatArrayVerify() {
   CHECK(IsExternalFloatArray());
 }
 
 
+void ExternalFloat32x4Array::ExternalFloat32x4ArrayVerify() {
+  CHECK(IsExternalFloat32x4Array());
+}
+
+
+void ExternalInt32x4Array::ExternalInt32x4ArrayVerify() {
+  CHECK(IsExternalInt32x4Array());
+}
+
+
 void ExternalDoubleArray::ExternalDoubleArrayVerify() {
   CHECK(IsExternalDoubleArray());
 }
 
 
 bool JSObject::ElementsAreSafeToExamine() {
   return (FLAG_use_gvn && FLAG_use_allocation_folding) ||
       reinterpret_cast<Map*>(elements()) !=
       GetHeap()->one_pointer_filler_map();
 }
@@ skipping 764 matching lines @@
       info->number_of_fast_unused_elements_ += holes;
       break;
     }
     case EXTERNAL_BYTE_ELEMENTS:
     case EXTERNAL_UNSIGNED_BYTE_ELEMENTS:
     case EXTERNAL_SHORT_ELEMENTS:
     case EXTERNAL_UNSIGNED_SHORT_ELEMENTS:
     case EXTERNAL_INT_ELEMENTS:
     case EXTERNAL_UNSIGNED_INT_ELEMENTS:
     case EXTERNAL_FLOAT_ELEMENTS:
+    case EXTERNAL_FLOAT32x4_ELEMENTS:
+    case EXTERNAL_INT32x4_ELEMENTS:
     case EXTERNAL_DOUBLE_ELEMENTS:
     case EXTERNAL_PIXEL_ELEMENTS: {
       info->number_of_objects_with_fast_elements_++;
       ExternalPixelArray* e = ExternalPixelArray::cast(elements());
       info->number_of_fast_used_elements_ += e->length();
       break;
     }
     case DICTIONARY_ELEMENTS: {
       SeededNumberDictionary* dict = element_dictionary();
       info->number_of_slow_used_elements_ += dict->NumberOfElements();
@@ skipping 98 matching lines @@
   for (int i = 0; i < number_of_transitions(); ++i) {
     if (!CheckOneBackPointer(current_map, GetTarget(i))) return false;
   }
   return true;
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal