Experimental implementation: Exposing SIMD instructions into JavaScript

src/heap.h

 // 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 47 matching lines @@
   V(Oddball, the_hole_value, TheHoleValue)                                     \
   V(Oddball, null_value, NullValue)                                            \
   V(Oddball, true_value, TrueValue)                                            \
   V(Oddball, false_value, FalseValue)                                          \
   V(Oddball, uninitialized_value, UninitializedValue)                          \
   V(Map, cell_map, CellMap)                                                    \
   V(Map, global_property_cell_map, GlobalPropertyCellMap)                      \
   V(Map, shared_function_info_map, SharedFunctionInfoMap)                      \
   V(Map, meta_map, MetaMap)                                                    \
   V(Map, heap_number_map, HeapNumberMap)                                       \
+  V(Map, float32x4_map, Float32x4Map)                                          \
+  V(Map, int32x4_map, Int32x4Map)                                              \
   V(Map, native_context_map, NativeContextMap)                                 \
   V(Map, fixed_array_map, FixedArrayMap)                                       \
   V(Map, code_map, CodeMap)                                                    \
   V(Map, scope_info_map, ScopeInfoMap)                                         \
   V(Map, fixed_cow_array_map, FixedCOWArrayMap)                                \
   V(Map, fixed_double_array_map, FixedDoubleArrayMap)                          \
   V(Map, constant_pool_array_map, ConstantPoolArrayMap)                        \
   V(Object, no_interceptor_result_sentinel, NoInterceptorResultSentinel)       \
   V(Map, hash_table_map, HashTableMap)                                         \
   V(FixedArray, empty_fixed_array, EmptyFixedArray)                            \
@@ skipping 54 matching lines @@
   V(Map, short_external_ascii_string_map, ShortExternalAsciiStringMap)         \
   V(Map, undetectable_string_map, UndetectableStringMap)                       \
   V(Map, undetectable_ascii_string_map, UndetectableAsciiStringMap)            \
   V(Map, external_byte_array_map, ExternalByteArrayMap)                        \
   V(Map, external_unsigned_byte_array_map, ExternalUnsignedByteArrayMap)       \
   V(Map, external_short_array_map, ExternalShortArrayMap)                      \
   V(Map, external_unsigned_short_array_map, ExternalUnsignedShortArrayMap)     \
   V(Map, external_int_array_map, ExternalIntArrayMap)                          \
   V(Map, external_unsigned_int_array_map, ExternalUnsignedIntArrayMap)         \
   V(Map, external_float_array_map, ExternalFloatArrayMap)                      \
+  V(Map, external_float32x4_array_map, ExternalFloat32x4ArrayMap)              \
+  V(Map, external_int32x4_array_map, ExternalInt32x4ArrayMap)                  \
   V(Map, external_double_array_map, ExternalDoubleArrayMap)                    \
   V(Map, external_pixel_array_map, ExternalPixelArrayMap)                      \
   V(ExternalArray, empty_external_byte_array,                                  \
       EmptyExternalByteArray)                                                  \
   V(ExternalArray, empty_external_unsigned_byte_array,                         \
       EmptyExternalUnsignedByteArray)                                          \
   V(ExternalArray, empty_external_short_array, EmptyExternalShortArray)        \
   V(ExternalArray, empty_external_unsigned_short_array,                        \
       EmptyExternalUnsignedShortArray)                                         \
   V(ExternalArray, empty_external_int_array, EmptyExternalIntArray)            \
   V(ExternalArray, empty_external_unsigned_int_array,                          \
       EmptyExternalUnsignedIntArray)                                           \
   V(ExternalArray, empty_external_float_array, EmptyExternalFloatArray)        \
+  V(ExternalArray, empty_external_float32x4_array, EmptyExternalFloat32x4Array)\
+  V(ExternalArray, empty_external_int32x4_array, EmptyExternalInt32x4Array)    \
   V(ExternalArray, empty_external_double_array, EmptyExternalDoubleArray)      \
   V(ExternalArray, empty_external_pixel_array,                                 \
       EmptyExternalPixelArray)                                                 \
   V(Map, non_strict_arguments_elements_map, NonStrictArgumentsElementsMap)     \
   V(Map, function_context_map, FunctionContextMap)                             \
   V(Map, catch_context_map, CatchContextMap)                                   \
   V(Map, with_context_map, WithContextMap)                                     \
   V(Map, block_context_map, BlockContextMap)                                   \
   V(Map, module_context_map, ModuleContextMap)                                 \
   V(Map, global_context_map, GlobalContextMap)                                 \
@@ skipping 51 matching lines @@
   V(eval_string, "eval")                                                 \
   V(empty_string, "")                                                    \
   V(function_string, "function")                                         \
   V(length_string, "length")                                             \
   V(module_string, "module")                                             \
   V(name_string, "name")                                                 \
   V(native_string, "native")                                             \
   V(null_string, "null")                                                 \
   V(number_string, "number")                                             \
   V(Number_string, "Number")                                             \
+  V(float32x4_string, "float32x4")                                       \
+  V(int32x4_string, "int32x4")                                           \
   V(nan_string, "NaN")                                                   \
   V(RegExp_string, "RegExp")                                             \
   V(source_string, "source")                                             \
   V(global_string, "global")                                             \
   V(ignore_case_string, "ignoreCase")                                    \
   V(multiline_string, "multiline")                                       \
   V(input_string, "input")                                               \
   V(index_string, "index")                                               \
   V(last_index_string, "lastIndex")                                      \
   V(object_string, "object")                                             \
@@ skipping 52 matching lines @@
   V(compare_ic_string, "==")                                             \
   V(strict_compare_ic_string, "===")                                     \
   V(infinity_string, "Infinity")                                         \
   V(minus_infinity_string, "-Infinity")                                  \
   V(hidden_stack_trace_string, "v8::hidden_stack_trace")                 \
   V(query_colon_string, "(?:)")                                          \
   V(Generator_string, "Generator")                                       \
   V(throw_string, "throw")                                               \
   V(done_string, "done")                                                 \
   V(value_string, "value")                                               \
+  V(signMask, "signMask")                                                \
+  V(x, "x")                                                              \
+  V(y, "y")                                                              \
+  V(z, "z")                                                              \
+  V(w, "w")                                                              \
+  V(flagX, "flagX")                                                      \
+  V(flagY, "flagY")                                                      \
+  V(flagZ, "flagZ")                                                      \
+  V(flagW, "flagW")                                                      \
+  V(simd, "SIMD")                                                        \
   V(next_string, "next")                                                 \
   V(byte_length_string, "byteLength")                                    \
   V(byte_offset_string, "byteOffset")                                    \
   V(buffer_string, "buffer")
 
 // Forward declarations.
 class GCTracer;
 class HeapStats;
 class Isolate;
 class WeakObjectRetainer;
@@ skipping 716 matching lines @@
 
   // Same as NewNumberFromDouble, but may return a preallocated/immutable
   // number object (e.g., minus_zero_value_, nan_value_)
   MUST_USE_RESULT MaybeObject* NumberFromDouble(
       double value, PretenureFlag pretenure = NOT_TENURED);
 
   // Allocated a HeapNumber from value.
   MUST_USE_RESULT MaybeObject* AllocateHeapNumber(
       double value, PretenureFlag pretenure = NOT_TENURED);
 
+  // Allocated a Float32x4 from value.
+  MUST_USE_RESULT MaybeObject* AllocateFloat32x4(
+      float32x4_value_t value,
+      PretenureFlag pretenure = NOT_TENURED);
+
+  // Allocated a Int32x4 from value.
+  MUST_USE_RESULT MaybeObject* AllocateInt32x4(
+      int32x4_value_t value,
+      PretenureFlag pretenure = NOT_TENURED);
+
   // Converts an int into either a Smi or a HeapNumber object.
   // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation
   // failed.
   // Please note this does not perform a garbage collection.
   MUST_USE_RESULT inline MaybeObject* NumberFromInt32(
       int32_t value, PretenureFlag pretenure = NOT_TENURED);
 
   // Converts an int into either a Smi or a HeapNumber object.
   // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation
   // failed.
@@ skipping 2040 matching lines @@
   DisallowHeapAllocation no_allocation;  // i.e. no gc allowed.
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer);
 };
 #endif  // DEBUG
 
 } }  // namespace v8::internal
 
 #endif  // V8_HEAP_H_