809       assert(sim()->stack_size() <= 7, "at least one stack slot must be free");

   809       assert(sim()->stack_size() <= 7, "at least one stack slot must be free");

   810       break;

   810       break;

   811     }

   811     }

   812 

   812 

   813 

   813 

   817       // sin, cos and exp need two temporary fpu stack slots, so there are two temporary

   815       // sin, cos and exp need two temporary fpu stack slots, so there are two temporary

   818       // registers (stored in right and temp of the operation).

   816       // registers (stored in right and temp of the operation).

   819       // the stack allocator must guarantee that the stack slots are really free,

   817       // the stack allocator must guarantee that the stack slots are really free,

   820       // otherwise there might be a stack overflow.

   818       // otherwise there might be a stack overflow.

   821       assert(left->is_fpu_register(), "must be");

   819       assert(left->is_fpu_register(), "must be");