as: Longcalls Directive

 
 9.54.5.2 longcalls
 ..................
 
 The 'longcalls' directive enables or disables function call relaxation.
 SeeFunction Call Relaxation Xtensa Call Relaxation.
 
          .begin [no-]longcalls
          .end [no-]longcalls
 
    Call relaxation is disabled by default unless the '--longcalls'
 command-line option is specified.  The 'longcalls' directive overrides
 the default determined by the command-line options.