Added Commandline Support.

Added Commandline Support.
2003-03-20  D.Venkatasubramanian  <dvenkat@noida.hcltech.com>

        * compile.c (cmdline_location): Added function to
        return the location of 8-bit (256 locations) where the
        Command Line arguments would be stored.
        (decode): Added a TRAP to 0xcc for Commandline
        processing using pseudo opcode O_SYS_CMDLINE.
        (sim_resume): Added handling of O_SYS_CMDLINE Trap.
        (sim_create_inferior): Setting a pointer to
        Commandline Args array.
        * inst.h: Added a new variable ptr_command_line for
        storing pointer to Commandline array.