Implement Math.tan in generated code.

src/assembler.cc

 // Copyright (c) 2011 Sun Microsystems Inc.
 // 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.
 //
@@ skipping 1033 matching lines @@
 static double math_sin_double(double x) {
   return sin(x);
 }
 
 
 static double math_cos_double(double x) {
   return cos(x);
 }
 
 
+static double math_tan_double(double x) {
+  return tan(x);
+}
+
+
 static double math_log_double(double x) {
   return log(x);
 }
 
 
 ExternalReference ExternalReference::math_sin_double_function(
     Isolate* isolate) {
   return ExternalReference(Redirect(isolate,
                                     FUNCTION_ADDR(math_sin_double),
                                     BUILTIN_FP_CALL));
 }
 
 
 ExternalReference ExternalReference::math_cos_double_function(
     Isolate* isolate) {
   return ExternalReference(Redirect(isolate,
                                     FUNCTION_ADDR(math_cos_double),
                                     BUILTIN_FP_CALL));
 }
 
 
+ExternalReference ExternalReference::math_tan_double_function(
+    Isolate* isolate) {
+  return ExternalReference(Redirect(isolate,
+                                    FUNCTION_ADDR(math_tan_double),
+                                    BUILTIN_FP_CALL));
+}
+
+
 ExternalReference ExternalReference::math_log_double_function(
     Isolate* isolate) {
   return ExternalReference(Redirect(isolate,
                                     FUNCTION_ADDR(math_log_double),
                                     BUILTIN_FP_CALL));
 }
 
 
 // Helper function to compute x^y, where y is known to be an
 // integer. Uses binary decomposition to limit the number of
@@ skipping 163 matching lines @@
     assembler_->RecordRelocInfo(RelocInfo::POSITION, state_.current_position);
     state_.written_position = state_.current_position;
     written = true;
   }
 
   // Return whether something was written.
   return written;
 }
 
 } }  // namespace v8::internal