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mysterious CALL.X instruction

Question asked by ksweet on Jan 20, 2011
Latest reply on Jan 20, 2011 by vapier

I can't find documentation for the assembly instruction CALL.X  I have the Blackfin Instruction Set Reference and have searched the help file in VisualDSP++.  It is used to call _main and other subroutines from startup code.  Is it identical to the CALL instruction, or what is it?