Implement Math.sin, cos and tan using table lookup and spline interpolation.

src/objects.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 6727 matching lines @@
 
   // True if the function has any duplicated parameter names.
   DECL_BOOLEAN_ACCESSORS(has_duplicate_parameters)
 
   // Indicates whether the function is a native function.
   // These needs special treatment in .call and .apply since
   // null passed as the receiver should not be translated to the
   // global object.
   DECL_BOOLEAN_ACCESSORS(native)
 
+  // Indicate that this builtin needs to be inlined in crankshaft.
+  DECL_BOOLEAN_ACCESSORS(inline_builtin)
+
   // Indicates that the function was created by the Function function.
   // Though it's anonymous, toString should treat it as if it had the name
   // "anonymous".  We don't set the name itself so that the system does not
   // see a binding for it.
   DECL_BOOLEAN_ACCESSORS(name_should_print_as_anonymous)
 
   // Indicates whether the function is a bound function created using
   // the bind function.
   DECL_BOOLEAN_ACCESSORS(bound)
 
@@ skipping 69 matching lines @@
     set_opt_count_and_bailout_reason(
         DisabledOptimizationReasonBits::update(opt_count_and_bailout_reason(),
                                                reason));
   }
 
   void set_dont_optimize_reason(BailoutReason reason) {
     set_bailout_reason(reason);
     set_dont_optimize(reason != kNoReason);
   }
 
+  // Check whether or not this function is inlineable.
+  bool IsInlineable();
+
   // Source size of this function.
   int SourceSize();
 
   // Calculate the instance size.
   int CalculateInstanceSize();
 
   // Calculate the number of in-object properties.
   int CalculateInObjectProperties();
 
   // Dispatched behavior.
@@ skipping 130 matching lines @@
   enum CompilerHints {
     kAllowLazyCompilation,
     kAllowLazyCompilationWithoutContext,
     kLiveObjectsMayExist,
     kOptimizationDisabled,
     kStrictModeFunction,
     kExtendedModeFunction,
     kUsesArguments,
     kHasDuplicateParameters,
     kNative,
+    kInlineBuiltin,
     kBoundFunction,
     kIsAnonymous,
     kNameShouldPrintAsAnonymous,
     kIsFunction,
     kDontOptimize,
     kDontInline,
     kDontCache,
     kDontFlush,
     kIsGenerator,
     kCompilerHintsCount  // Pseudo entry
@@ skipping 206 matching lines @@
                                ClearExceptionFlag flag);
 
   // Tells whether or not the function is already marked for lazy
   // recompilation.
   inline bool IsMarkedForLazyRecompilation();
   inline bool IsMarkedForConcurrentRecompilation();
 
   // Tells whether or not the function is on the concurrent recompilation queue.
   inline bool IsInRecompileQueue();
 
-  // Check whether or not this function is inlineable.
-  bool IsInlineable();
-
   // [literals_or_bindings]: Fixed array holding either
   // the materialized literals or the bindings of a bound function.
   //
   // If the function contains object, regexp or array literals, the
   // literals array prefix contains the object, regexp, and array
   // function to be used when creating these literals.  This is
   // necessary so that we do not dynamically lookup the object, regexp
   // or array functions.  Performing a dynamic lookup, we might end up
   // using the functions from a new context that we should not have
   // access to.
@@ skipping 3214 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_