Experimental implementation: Exposing SIMD instructions into JavaScript

src/runtime.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 172 matching lines @@
   F(Math_exp, 1, 1) \
   F(Math_floor, 1, 1) \
   F(Math_log, 1, 1) \
   F(Math_pow, 2, 1) \
   F(Math_pow_cfunction, 2, 1) \
   F(RoundNumber, 1, 1) \
   F(Math_sin, 1, 1) \
   F(Math_sqrt, 1, 1) \
   F(Math_tan, 1, 1) \
   \
+  /* Float32x4 and Int32x4 */ \
+  F(AllocateFloat32x4, 0, 1) \
+  F(AllocateInt32x4, 0, 1) \
+  \
+  /* SIMD */ \
+  F(SIMDAbs, 1, 1) \
+  F(SIMDNeg, 1, 1) \
+  F(SIMDAdd, 2, 1) \
+  F(SIMDSub, 2, 1) \
+  F(SIMDMul, 2, 1) \
+  F(SIMDDiv, 2, 1) \
+  F(SIMDClamp, 3, 1) \
+  F(SIMDMin, 2, 1) \
+  F(SIMDMax, 2, 1) \
+  F(SIMDReciprocal, 1, 1) \
+  F(SIMDReciprocalSqrt, 1, 1) \
+  F(SIMDScale, 2, 1) \
+  F(SIMDSqrt, 1, 1) \
+  F(SIMDShuffle, 2, 1) \
+  F(SIMDShuffleMix, 3, 1) \
+  F(SIMDWithX, 2, 1) \
+  F(SIMDWithY, 2, 1) \
+  F(SIMDWithZ, 2, 1) \
+  F(SIMDWithW, 2, 1) \
+  F(SIMDToFloat32x4, 1, 1) \
+  F(SIMDBitsToFloat32x4, 1, 1) \
+  F(SIMDToInt32x4, 1, 1) \
+  F(SIMDBitsToInt32x4, 1, 1) \
+  F(SIMDLessThan, 2, 1) \
+  F(SIMDLessThanOrEqual, 2, 1) \
+  F(SIMDEqual, 2, 1) \
+  F(SIMDNotEqual, 2, 1) \
+  F(SIMDGreaterThanOrEqual, 2, 1) \
+  F(SIMDGreaterThan, 2, 1) \
+  F(SIMDAnd, 2, 1) \
+  F(SIMDOr, 2, 1) \
+  F(SIMDXor, 2, 1) \
+  F(SIMDNot, 1, 1) \
+  F(SIMDNegu32, 1, 1) \
+  F(SIMDAddu32, 2, 1) \
+  F(SIMDSubu32, 2, 1) \
+  F(SIMDMulu32, 2, 1) \
+  F(SIMDSelect, 3, 1) \
+  F(SIMDShuffleu32, 2, 1) \
+  F(SIMDWithXu32, 2, 1) \
+  F(SIMDWithYu32, 2, 1) \
+  F(SIMDWithZu32, 2, 1) \
+  F(SIMDWithWu32, 2, 1) \
+  F(SIMDWithFlagX, 2, 1) \
+  F(SIMDWithFlagY, 2, 1) \
+  F(SIMDWithFlagZ, 2, 1) \
+  F(SIMDWithFlagW, 2, 1) \
+  \
   /* Regular expressions */ \
   F(RegExpCompile, 3, 1) \
   F(RegExpExec, 4, 1) \
   F(RegExpExecMultiple, 4, 1) \
   F(RegExpInitializeObject, 5, 1) \
   F(RegExpConstructResult, 3, 1) \
   \
   /* JSON */ \
   F(ParseJson, 1, 1) \
   F(BasicJSONStringify, 1, 1) \
@@ skipping 61 matching lines @@
   /* Dates */ \
   F(DateCurrentTime, 0, 1) \
   F(DateParseString, 2, 1) \
   F(DateLocalTimezone, 1, 1) \
   F(DateToUTC, 1, 1) \
   F(DateMakeDay, 2, 1) \
   F(DateSetValue, 3, 1) \
   \
   /* Numbers */ \
   \
+  /* Float32x4 and Int32x4 */ \
+  F(CreateFloat32x4, 4, 1) \
+  F(Float32x4GetX, 1, 1) \
+  F(Float32x4GetY, 1, 1) \
+  F(Float32x4GetZ, 1, 1) \
+  F(Float32x4GetW, 1, 1) \
+  F(Float32x4GetSignMask, 1, 1) \
+  F(CreateInt32x4, 4, 1) \
+  F(Int32x4GetX, 1, 1) \
+  F(Int32x4GetY, 1, 1) \
+  F(Int32x4GetZ, 1, 1) \
+  F(Int32x4GetW, 1, 1) \
+  F(Int32x4GetFlagX, 1, 1) \
+  F(Int32x4GetFlagY, 1, 1) \
+  F(Int32x4GetFlagZ, 1, 1) \
+  F(Int32x4GetFlagW, 1, 1) \
+  F(Int32x4GetSignMask, 1, 1) \
+  \
   /* Globals */ \
   F(CompileString, 2, 1) \
   F(GlobalPrint, 1, 1) \
   \
   /* Eval */ \
   F(GlobalReceiver, 1, 1) \
   F(ResolvePossiblyDirectEval, 5, 2) \
   \
   F(SetProperty, -1 /* 4 or 5 */, 1) \
   F(DefineOrRedefineDataProperty, 4, 1) \
@@ skipping 179 matching lines @@
   F(HasNonStrictArgumentsElements, 1, 1) \
   F(HasExternalPixelElements, 1, 1) \
   F(HasExternalArrayElements, 1, 1) \
   F(HasExternalByteElements, 1, 1) \
   F(HasExternalUnsignedByteElements, 1, 1) \
   F(HasExternalShortElements, 1, 1) \
   F(HasExternalUnsignedShortElements, 1, 1) \
   F(HasExternalIntElements, 1, 1) \
   F(HasExternalUnsignedIntElements, 1, 1) \
   F(HasExternalFloatElements, 1, 1) \
+  F(HasExternalFloat32x4Elements, 1, 1) \
+  F(HasExternalInt32x4Elements, 1, 1) \
   F(HasExternalDoubleElements, 1, 1) \
   F(HasFastProperties, 1, 1) \
   F(TransitionElementsKind, 2, 1) \
   F(HaveSameMap, 2, 1) \
   F(IsAccessCheckNeeded, 1, 1)
 
 
 #ifdef ENABLE_DEBUGGER_SUPPORT
 #define RUNTIME_FUNCTION_LIST_DEBUGGER_SUPPORT(F) \
   /* Debugger support*/ \
@@ skipping 349 matching lines @@
   enum TypedArrayId {
     // arrayIds below should be synchromized with typedarray.js natives.
     ARRAY_ID_UINT8 = 1,
     ARRAY_ID_INT8 = 2,
     ARRAY_ID_UINT16 = 3,
     ARRAY_ID_INT16 = 4,
     ARRAY_ID_UINT32 = 5,
     ARRAY_ID_INT32 = 6,
     ARRAY_ID_FLOAT32 = 7,
     ARRAY_ID_FLOAT64 = 8,
-    ARRAY_ID_UINT8C = 9
+    ARRAY_ID_UINT8C = 9,
+    ARRAY_ID_FLOAT32x4 = 10,
+    ARRAY_ID_INT32x4 = 11
   };
 
   static void ArrayIdToTypeAndSize(int array_id,
       ExternalArrayType *type, size_t *element_size);
 
   // Helper functions used stubs.
   static void PerformGC(Object* result, Isolate* isolate);
 
   // Used in runtime.cc and hydrogen's VisitArrayLiteral.
   static Handle<Object> CreateArrayLiteralBoilerplate(
       Isolate* isolate,
       Handle<FixedArray> literals,
       Handle<FixedArray> elements);
 };
 
 
 //---------------------------------------------------------------------------
 // Constants used by interface to runtime functions.
 
 class AllocateDoubleAlignFlag:    public BitField<bool,            0, 1> {};
 class AllocateTargetSpace:        public BitField<AllocationSpace, 1, 3> {};
 
 class DeclareGlobalsEvalFlag:     public BitField<bool,         0, 1> {};
 class DeclareGlobalsNativeFlag:   public BitField<bool,         1, 1> {};
 class DeclareGlobalsLanguageMode: public BitField<LanguageMode, 2, 2> {};
 
 } }  // namespace v8::internal
 
 #endif  // V8_RUNTIME_H_