> Modifying the ISA that I published earlier, what is the benefit of having a > zero register (thereby freeing up the space for the wr flag): > - We could add one more bit to immediates > - We could add one more opcode bit
You can use this bit to identify the unconditional load-immediate (LI) instruction and 5 bits for the register, leaving 26 bits for the constant. It seems to me that 23 bit constants are a bit short for graphics use. Best Regards, Chris Matrakidis _______________________________________________ Open-graphics mailing list [email protected] http://lists.duskglow.com/mailman/listinfo/open-graphics List service provided by Duskglow Consulting, LLC (www.duskglow.com)
